Winter Storm Warning
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
248 PM MDT Tue Oct 19 2021
WYZ015-200000-
/O.CON.KRIW.WS.W.0011.000000T0000Z-211020T0000Z/
Wind River Mountains East-
248 PM MDT Tue Oct 19 2021
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...
* WHAT...Heavy snow. Estimated snowfall amounts of 10 to 20 inches
have fallen so far; 6 to 12 inches near South Pass. Additional
accumulations of 1 to 3 inches expected through the afternoon.
* WHERE...Wind River Mountains East.
* WHEN...Through 6 PM MDT Today.
* IMPACTS...Travel could be very difficult, including over South
Pass. Mountain recreation is not recommended.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
248 PM MDT Tue Oct 19 2021
WYZ020-200500-
/O.CON.KRIW.WS.W.0011.000000T0000Z-211020T0500Z/
Natrona County Lower Elevations-
Including the city of Casper
248 PM MDT Tue Oct 19 2021
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MDT THIS
EVENING...
* WHAT...Heavy snow. Total accumulations 4 to 8 inches with
local amounts of 10 to 12 inches along and south of Wyoming
Boulevard on the south side of Casper, as well as near 20 Mile
Hill.
* WHERE...Natrona County Lower Elevations.
* WHEN...Through 11 PM MDT Tuesday.
* IMPACTS...Travel could be very difficult at times, including
along I-25, US 20/26 west of Casper, and Wyoming Boulevard.
Wet or slushy roads during the day may become very slick and
snow covered toward sunset.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
248 PM MDT Tue Oct 19 2021
WYZ022-200500-
/O.CON.KRIW.WS.W.0011.000000T0000Z-211020T0500Z/
Casper Mountain-
248 PM MDT Tue Oct 19 2021
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MDT THIS
EVENING...
* WHAT...Heavy snow. Total accumulations of 10 to 20 inches.
* WHERE...Casper Mountain.
* WHEN...Through 11 PM MDT Tuesday.
* IMPACTS...Travel could be very difficult.
* ADDITIONAL DETAILS...The heaviest snow will fall this
afternoon and evening.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
248 PM MDT Tue Oct 19 2021
WYZ008-009-200500-
/O.CON.KRIW.WS.W.0011.000000T0000Z-211020T0500Z/
Bighorn Mountains West-Bighorn Mountains Southeast-
248 PM MDT Tue Oct 19 2021
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MDT THIS
EVENING...
* WHAT...Heavy snow. Total accumulations across the southern-
third of the Bighorn Range will reach 10 to 16 inches.
Widespread totals of 6 to 12 inches.
* WHERE...Bighorn Mountains.
* WHEN...Through 11 PM MDT Tuesday.
* IMPACTS...Travel could be very difficult, especially on US 16
over Powder River Pass. Mountain recreation is not recommended.
* ADDITIONAL DETAILS...Snowfall will be heaviest south of US
Highway 16, with totals tapering off to just a few inches over
the north end of the range near Medicine Wheel and Bald
Mountain.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
211 PM MDT Tue Oct 19 2021
WYZ101-103-200400-
/O.CON.KCYS.WS.W.0017.000000T0000Z-211020T1200Z/
Converse County Lower Elevations-North Laramie Range-
Including the cities of Douglas, Glenrock, Bill, Deer Creek,
Garrett, and Esterbrook
211 PM MDT Tue Oct 19 2021
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MDT
WEDNESDAY...
* WHAT...Heavy snow expected. Total snow accumulations of 5 to
10 inches. Winds gusting as high as 35 mph.
* WHERE...Converse County Lower Elevations.
* WHEN...Now through 6 AM MDT Wednesday.
* IMPACTS...Travel could be very difficult to impossible. Areas
of blowing snow could significantly reduce visibility.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.
&&
$$
Winter Weather Advisory
URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
347 PM MDT Tue Oct 19 2021
.A storm system will move quickly across the region late today
and tonight, exiting Wednesday morning. Snow will continue to
develop this afternoon and early evening across northeast Wyoming
and the Black Hills, with rain changing to snow across the
western South Dakota plains tonight. Snowfall amounts of 3 to
5 inches are expected across southern portions of northeast
Wyoming and the Black Hills, with locally higher amounts
possible. Elsewhere, amounts of 1 to 4 inches are generally
expected. Some higher amounts are possible across areas to the
east and southeast of the Black Hills where a heavier band or two
of snowfall could develop late tonight.
WYZ054>056-058-201200-
/O.CON.KUNR.WW.Y.0012.000000T0000Z-211020T1200Z/
Northern Campbell-Southern Campbell-Western Crook-Weston-
Including Wright, Moorcroft, Hulett, and Upton
347 PM MDT Tue Oct 19 2021
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
WEDNESDAY...
* WHAT...Snow. Accumulations 3 to 5 inches across southern
Campbell and much of Weston County. Accumulations of up to 3
inches elsewhere, highest amounts generally along the Interstate
90 corridor from Moorcroft to west of Gillette.
* WHERE...Northern Campbell County, Southern Campbell County,
the Weston County Plains and Western Crook County.
* WHEN...Until 6 AM MDT Wednesday.
* IMPACTS...Plan on slippery road conditions.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
Road conditions are available on your smartphone from the
5 1 1 app for your state.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
347 PM MDT Tue Oct 19 2021
.A storm system will move quickly across the region late today
and tonight, exiting Wednesday morning. Snow will continue to
develop this afternoon and early evening across northeast Wyoming
and the Black Hills, with rain changing to snow across the
western South Dakota plains tonight. Snowfall amounts of 3 to
5 inches are expected across southern portions of northeast
Wyoming and the Black Hills, with locally higher amounts
possible. Elsewhere, amounts of 1 to 4 inches are generally
expected. Some higher amounts are possible across areas to the
east and southeast of the Black Hills where a heavier band or two
of snowfall could develop late tonight.
SDZ024-028-029-WYZ057-201200-
/O.CON.KUNR.WW.Y.0012.000000T0000Z-211020T1200Z/
Northern Black Hills-Central Black Hills-Southern Black Hills-
Wyoming Black Hills-
Including Lead, Deadwood, Brownsville, Cheyenne Crossing, Galena,
Nemo, Hill City, Mt Rushmore, Deerfield, Hisega, Mystic,
Pactola Reservoir, Rochford, Rockerville, Custer, Jewel Cave,
Pringle, Custer State Park, Wind Cave, Sundance, Aladdin, Beulah,
and Four Corners
347 PM MDT Tue Oct 19 2021
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
WEDNESDAY...
* WHAT...Snow. Snow accumulations of 3 to 5 inches. Some higher
amounts are likely across the northern Black Hills.
* WHERE...In South Dakota, the Northern Black Hills, the
Southern Black Hills and the Central Black Hills. In Wyoming,
the Wyoming Black Hills.
* WHEN...Until 6 AM MDT Wednesday.
* IMPACTS...Plan on slippery road conditions.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
Road conditions are available on your smartphone from the
5 1 1 app for your state.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
347 PM MDT Tue Oct 19 2021
.A storm system will move quickly across the region late today
and tonight, exiting Wednesday morning. Snow will continue to
develop this afternoon and early evening across northeast Wyoming
and the Black Hills, with rain changing to snow across the
western South Dakota plains tonight. Snowfall amounts of 3 to
5 inches are expected across southern portions of northeast
Wyoming and the Black Hills, with locally higher amounts
possible. Elsewhere, amounts of 1 to 4 inches are generally
expected. Some higher amounts are possible across areas to the
east and southeast of the Black Hills where a heavier band or two
of snowfall could develop late tonight.
SDZ026-027-030-041-042-074-201200-
/O.CON.KUNR.WW.Y.0012.211020T0200Z-211020T1200Z/
Rapid City-Southern Foot Hills-Custer Co Plains-Fall River-
Oglala Lakota-Hermosa Foot Hills-
Including Rapid City, Edgemont, Hot Springs, Folsom, Ardmore,
Pine Ridge, Oglala, Kyle, Hermosa, Buffalo Gap, and Fairburn
347 PM MDT Tue Oct 19 2021
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 8 PM THIS
EVENING TO 6 AM MDT WEDNESDAY...
* WHAT...Snow expected. Total snow accumulations of 1 to 4 inches.
Locally higher amounts are possible across the Pine Ridge.
* WHERE...The Hermosa Foot Hills, Oglala Lakota County, the
Custer County Plains, the Rapid City area, the Fall River
County Plains and the Southern Foot Hills. This includes the
Tribal Lands of the Pine Ridge Reservation.
* WHEN...From 8 PM this evening to 6 AM MDT Wednesday.
* IMPACTS...Plan on slippery road conditions.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
Road conditions are available on your smartphone from the
5 1 1 app for your state.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Rapid City SD
347 PM MDT Tue Oct 19 2021
.A storm system will move quickly across the region late today
and tonight, exiting Wednesday morning. Snow will continue to
develop this afternoon and early evening across northeast Wyoming
and the Black Hills, with rain changing to snow across the
western South Dakota plains tonight. Snowfall amounts of 3 to
5 inches are expected across southern portions of northeast
Wyoming and the Black Hills, with locally higher amounts
possible. Elsewhere, amounts of 1 to 4 inches are generally
expected. Some higher amounts are possible across areas to the
east and southeast of the Black Hills where a heavier band or two
of snowfall could develop late tonight.
SDZ025-072-201200-
/O.CON.KUNR.WW.Y.0012.000000T0000Z-211020T1200Z/
Northern Foot Hills-Sturgis/Piedmont Foot Hills-
Including Spearfish, Whitewood, Sturgis, Piedmont, and Summerset
347 PM MDT Tue Oct 19 2021
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
WEDNESDAY...
* WHAT...Snow. Additional snow accumulations of 2 to 5 inches.
* WHERE...The Sturgis/Piedmont Foot Hills and the Northern Foot
Hills.
* WHEN...Until 6 AM MDT Wednesday.
* IMPACTS...Plan on slippery road conditions.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
Road conditions are available on your smartphone from the
5 1 1 app for your state.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Grand Junction CO
250 PM MDT Tue Oct 19 2021
COZ004-013-200500-
/O.CON.KGJT.WW.Y.0028.000000T0000Z-211020T0600Z/
Elkhead and Park Mountains-Flat Tops-
Including the city of Trappers Lake
250 PM MDT Tue Oct 19 2021
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT ABOVE 9000 FEET...
* WHAT...Additional snow accumulations of 2 to 4 inches above 9000
feet through the evening.
* WHERE...Elkhead and Park Mountains and Flat Tops.
* WHEN...Until midnight MDT tonight.
* IMPACTS...Plan on slushy to snowpacked road conditions. A
detailed map of the snowfall can be found at:
www.weather.gov/gjt/winter.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.
&&
$$
For more information from the National Weather Service visit
http://weather.gov/gjt
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
248 PM MDT Tue Oct 19 2021
WYZ019-200500-
/O.CON.KRIW.WW.Y.0029.000000T0000Z-211020T0500Z/
Green Mountains and Rattlesnake Range-
Including the city of Jeffrey City
248 PM MDT Tue Oct 19 2021
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM MDT THIS
EVENING...
* WHAT...Snow, moderate to heavy at times. Total accumulations
of 3 to 6 inches. Local amounts to around 8 inches over Beaver
Rim.
* WHERE...Green Mountains and Rattlesnake Range.
* WHEN...Through 11 PM MDT Tuesday.
* IMPACTS...Travel could be difficult at times.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.
&&
$$
For more information from the National Weather Service visit
http://weather.gov/riw
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
248 PM MDT Tue Oct 19 2021
WYZ002-014-200000-
/O.CON.KRIW.WW.Y.0029.000000T0000Z-211020T0000Z/
Absaroka Mountains-Wind River Mountains West-
248 PM MDT Tue Oct 19 2021
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...
* WHAT...Snow. Total accumulations of 6 to 8 inches with locally
higher amounts around one foot in the southern Absaroka Range.
* WHERE...Absaroka Mountains and Wind River Mountains West.
* WHEN...Through 6 PM MDT Tuesday.
* IMPACTS...Travel could be very difficult. Mountain recreation
is not recommended.
* ADDITIONAL DETAILS...Snowfall will be heaviest at the south
end of the Absaroka Range, while totals may only reach a few
inches toward the Montana state line. The heaviest amounts on
the west slopes of the Wind River Mountains will be over the
south, and along the Divide above 10000 feet.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Riverton WY
248 PM MDT Tue Oct 19 2021
WYZ007-200000-
/O.CON.KRIW.WW.Y.0029.000000T0000Z-211020T0000Z/
Owl Creek and Bridger Mountains-
248 PM MDT Tue Oct 19 2021
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...
* WHAT...Snow, with accumulations 5 to 10 inches.
* WHERE...Owl Creek and Bridger Mountains.
* WHEN...Through 6 PM MDT Tuesday.
* IMPACTS...Travel could be very difficult through Wind River
Canyon, especially through the morning commute.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
211 PM MDT Tue Oct 19 2021
WYZ104-105-200400-
/O.CON.KCYS.WW.Y.0035.000000T0000Z-211020T1200Z/
Ferris/Seminoe/Shirley Mountains-Shirley Basin-
Including the cities of Seminoe Dam, Medicine Bow,
and Shirley Basin
211 PM MDT Tue Oct 19 2021
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
WEDNESDAY...
* WHAT...Snow expected. Total snow accumulations of 3 to 6
inches with locally higher amounts possible in higher terrain.
* WHERE...Ferris/Seminoe/Shirley Mountains, Shirley Basin.
* WHEN...Now through 6 AM MDT Wednesday.
* IMPACTS...Travel could be very difficult. Plan on slippery
road conditions.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
211 PM MDT Tue Oct 19 2021
WYZ102-200400-
/O.CON.KCYS.WW.Y.0035.000000T0000Z-211020T1200Z/
Niobrara County-
Including the cities of Lusk and Redbird
211 PM MDT Tue Oct 19 2021
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
WEDNESDAY...
* WHAT...Wet snow expected. Total snow accumulations of 2 to 5
inches.
* WHERE...Niobrara County.
* WHEN...From noon Tuesday to 6 AM MDT Wednesday.
* IMPACTS...Travel could be very difficult. Plan on slippery
road conditions.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
211 PM MDT Tue Oct 19 2021
WYZ106-115>117-200400-
/O.EXA.KCYS.WW.Y.0035.000000T0000Z-211020T1200Z/
Central Laramie Range and Southwest Platte County-Laramie Valley-
South Laramie Range-South Laramie Range Foothills-
Including the cities of Bordeaux, Laramie, Bosler, Buford,
Pumpkin Vine, Vedauwoo, Whitaker, Federal, and Horse Creek
211 PM MDT Tue Oct 19 2021
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM MDT WEDNESDAY...
* WHAT...Snow. Additional snow accumulations of up to 2 to 5
inches with locally higher amounts. Winds gusting as high as 35
mph.
* WHERE...Laramie Valley and Laramie Range.
* WHEN...Now through 6 AM MDT Wednesday.
* IMPACTS...Travel could be very difficult. Plan on slippery
road conditions.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
211 PM MDT Tue Oct 19 2021
NEZ002-095-200400-
/O.EXB.KCYS.WW.Y.0035.211020T0000Z-211020T1200Z/
Dawes County-Northern Sioux County-
Including the cities of Chadron, Chadron St Park, and Harrison
211 PM MDT Tue Oct 19 2021
...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
6 AM MDT WEDNESDAY...
* WHAT...Wet snow expected. Total snow accumulations of 2 to 4
inches.
* WHERE...Dawes and northern Sioux County.
* WHEN...From 6 PM this evening to 6 AM MDT Wednesday.
* IMPACTS...Travel could be very difficult. Plan on slippery
road conditions.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Slow down and use caution while traveling.
The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.
&&
$$
URGENT - WINTER WEATHER MESSAGE
National Weather Service Billings MT
100 PM MDT Tue Oct 19 2021
WYZ198-200600-
/O.CON.KBYZ.WW.Y.0024.000000T0000Z-211020T0600Z/
Northeast Bighorn Mountains-
Including the locations of Story and Burgess Junction
100 PM MDT Tue Oct 19 2021
...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...
* WHAT...Snow expected. Total snow accumulations between 2 and 3
inches, highest over southernmost portions of the mountains. Winds
gusting as high as 30 mph.
* WHERE...Northeast Bighorn Mountains.
* WHEN...Until Midnight MDT tonight.
* IMPACTS...Recreationists should take caution for rapidly
deteriorating conditions. Roads will be snowpacked or slushy.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If traveling into the mountains, keep an extra flashlight, food,
and water in your vehicle in case of an emergency.
For the latest road conditions, call 5 1 1.
&&
$$
Additional graphics for this hazard can be found at
http://www.weather.gov/billings
Gilstad
Special Weather Statement
Special Weather Statement
National Weather Service Riverton WY
518 AM MDT Tue Oct 19 2021
WYZ027>029-200000-
South Lincoln County-Rock Springs and Green River-Flaming Gorge-
Including the cities of Kemmerer, Cokeville, Rock Springs,
and Green River
518 AM MDT Tue Oct 19 2021
...Accumulating Snowfall This Morning...
This is a special weather statement from the National Weather
Service Office in Riverton.
* WHAT...Snow early this morning will continue across the region
into this afternoon. Accumulations of 1 to 3 inches are
possible.
* WHERE...Southern Lincoln County and Rock Springs and Green River
areas.
* WHEN...Through this Afternoon.
* ADDITIONAL DETAILS...Travel along Interstate 80 could be
particularly hazardous this morning due to slick and slushy road
conditions.
$$
Special Weather Statement
National Weather Service Riverton WY
518 AM MDT Tue Oct 19 2021
WYZ016-017-200000-
Upper Wind River Basin-Wind River Basin-
Including the cities of Dubois, Riverton, and Shoshoni
518 AM MDT Tue Oct 19 2021
...Rain changes to Snow This Morning Across the Wind River
Basin...
This is a special weather statement from the National Weather
Service Office in Riverton.
* WHAT...Rain or a rain and snow mix early will change over to
snow later this morning. Snow totals of 2 to 4 inches is
expected above 5200 feet. Below 5200 feet, a skiff to around 1
inch is expected to accumulate.
* WHERE...Wind River Basin.
* WHEN...Through this Evening.
$$
Special Weather Statement
National Weather Service Riverton WY
518 AM MDT Tue Oct 19 2021
WYZ024-200000-
Salt River and Wyoming Ranges-
518 AM MDT Tue Oct 19 2021
...Accumulating Snowfall This Morning...
This is a special weather statement from the National Weather
Service Office in Riverton.
* WHAT...Snowfall amounts of 3 to 6 inches, with locally higher
totals around 8 inches on east-facing slopes of the Wyoming
Range.
* WHERE...Salt River and Wyoming Ranges.
* WHEN...Through early this Afternoon.
$$
Special Weather Statement
National Weather Service Riverton WY
518 AM MDT Tue Oct 19 2021
WYZ011-200000-
Southeast Johnson County-
Including the city of Kaycee
518 AM MDT Tue Oct 19 2021
...Snow Increases through the Day Today...
This is a special weather statement from the National Weather
Service Office in Riverton.
* WHAT...Rain or a rain and snow mix early this morning will
change to all snow after sunrise. Accumulations over far
southern Johnson County will reach 2 to 4 inches.
* WHERE...Southern Johnson County.
* WHEN...Through this Evening.
* ADDITIONAL DETAILS...Local snowfall of 4 to 6 inches possible
near the Natrona County line mainly south of Kaycee and
Sussex...as well as west of Interstate 25.
$$
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Salt Lake City UT
411 PM MDT Tue Oct 19 2021
UTZ101>131-WYZ021-202215-
Great Salt Lake Desert and Mountains-Tooele and Rush Valleys-
Eastern Box Elder County-Northern Wasatch Front-Salt Lake Valley-
Utah Valley-Cache Valley/Utah Portion-Wasatch Back-
Bear Lake and Bear River Valley-Wasatch Mountains I-80 North-
Wasatch Mountains South of I-80-Western Uinta Mountains-
Wasatch Plateau/Book Cliffs-Western Uinta Basin-
Western Millard and Juab Counties-Eastern Juab/Millard Counties-
Central Mountains-Sanpete Valley-Sevier Valley-Castle Country-
San Rafael Swell-Southwest Utah-Lower Washington County-
Zion National Park-Southern Mountains-Upper Sevier River Valleys-
Bryce Canyon Country-South Central Utah-
Capitol Reef National Park and Vicinity-Western Canyonlands-
Glen Canyon Recreation Area/Lake Powell-Southwest Wyoming-
411 PM MDT Tue Oct 19 2021
This Hazardous Weather Outlook is for the western two thirds of
Utah and southwest Wyoming.
.DAY ONE...Tonight
Mostly cloudy across northern areas tonight.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
A very moist looking storm system will arrive across northern Utah
and southwest Wyoming Sunday with snow levels starting off near
9000 feet. By Monday, snow levels will begin to lower as the storm
system moves into the Great Basin and most of Utah.
.SPOTTER INFORMATION STATEMENT...
Spotter activation may be needed. Please relay any information
about observed severe weather to the NWS while following all
local, state, and CDC guidelines.
$$
For more information from NOAA/s National Weather Service visit...
http://weather.gov/saltlakecity
For information on potential road travel impacts visit...
http://www.udottraffic.utah.gov/roadweatherforecast.aspx
Hazardous Weather Outlook
National Weather Service Denver/Boulder CO
1055 AM MDT Tue Oct 19 2021
COZ030>051-201700-
Jackson County Below 9000 Feet-
West Jackson and West Grand Counties Above 9000 Feet-
Grand and Summit Counties Below 9000 Feet-
South and East Jackson/Larimer/North and Northeast Grand/
Northwest Boulder Counties Above 9000 Feet-
South and Southeast Grand/West Central and Southwest Boulder/
Gilpin/Clear Creek/Summit/North and West Park Counties Above
9000 Feet-Larimer and Boulder Counties Between 6000 and 9000 Feet-
Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear
Creek/Northeast Park Counties Below 9000 Feet-
Central and Southeast Park County-
Larimer County Below 6000 Feet/Northwest Weld County-
Boulder And Jefferson Counties Below 6000 Feet/West Broomfield
County-
North Douglas County Below 6000 Feet/Denver/West Adams and
Arapahoe Counties/East Broomfield County-
Elbert/Central and East Douglas Counties Above 6000 Feet-
Northeast Weld County-Central and South Weld County-Morgan County-
Central and East Adams and Arapahoe Counties-
North and Northeast Elbert County Below 6000 Feet/North Lincoln
County-
Southeast Elbert County Below 6000 Feet/South Lincoln County-
Logan County-Washington County-Sedgwick County-Phillips County-
1055 AM MDT Tue Oct 19 2021
This hazardous weather outlook is for northeast and north central
Colorado.
.DAY ONE...Today and Tonight
Light snow showers will continue over the northern mountains
through the evening as a low pressure system pushes northeastward
through the region. Higher mountain passes especially north of
the I-70 corridor may see slick travel conditions. Rain showers
are expected across the northern I-25 corridor and a clap of
thunder can`t be ruled out. Gusty conditions are expected across
the region through Tuesday evening with peak gusts of 40 MPH in
some areas. Critical fire danger conditions will occur over
southern Lincoln County this afternoon.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
It will be dry through Sunday with a gradual warming trend.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today or tonight.
$$
Hazardous Weather Outlook
National Weather Service Cheyenne WY
544 AM MDT Tue Oct 19 2021
NEZ002-003-019>021-054-055-095-096-WYZ101>119-201145-
Dawes County-Box Butte County-Scotts Bluff County-Banner County-
Morrill County-Kimball County-Cheyenne County-
Northern Sioux County-Southern Sioux County-
Converse County Lower Elevations-Niobrara County-
North Laramie Range-Ferris/Seminoe/Shirley Mountains-
Shirley Basin-Central Laramie Range and Southwest Platte County-
East Platte County-Goshen County-Central Carbon County-
North Snowy Range Foothills-Southwest Carbon County-
Sierra Madre Range-Upper North Platte River Basin-Snowy Range-
Laramie Valley-South Laramie Range-South Laramie Range Foothills-
Central Laramie County-East Laramie County-
544 AM MDT Tue Oct 19 2021
This hazardous weather outlook is for portions of panhandle
Nebraska...east central Wyoming...south central Wyoming and
southeast Wyoming.
.DAY ONE...TODAY AND TONIGHT
Expect light to moderate snow over portions of southeast Wyoming
on Tuesday. The heaviest snow will fall in the northern Laramie
Range as well as along the I-25 corridor from Douglas to Casper.
Please report any new snow totals to the NWS.
.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY
The probability for widespread hazardous weather is low.
.Spotter information statement...
Spotter activation will not be needed.
$$
Hazardous Weather Outlook
National Weather Service Grand Junction CO
439 AM MDT Tue Oct 19 2021
COZ001>014-017>023-UTZ022>025-027>029-201045-
Lower Yampa River Basin-Central Yampa River Basin-
Roan and Tavaputs Plateaus-Elkhead and Park Mountains-
Upper Yampa River Basin-Grand Valley-Debeque to Silt Corridor-
Central Colorado River Basin-Grand and Battlement Mesas-
Gore and Elk Mountains/Central Mountain Valleys-
Central Gunnison and Uncompahgre River Basin-
West Elk and Sawatch Mountains-Flat Tops-
Upper Gunnison River Valley-Uncompahgre Plateau and Dallas Divide-
Northwest San Juan Mountains-Southwest San Juan Mountains-
Paradox Valley/Lower Dolores River-
Four Corners/Upper Dolores River-Animas River Basin-
San Juan River Basin-Southeast Utah-Eastern Uinta Mountains-
Eastern Uinta Basin-Tavaputs Plateau-Arches/Grand Flat-
La Sal and Abajo Mountains-Canyonlands/Natural Bridges-
439 AM MDT Tue Oct 19 2021
This hazardous weather outlook is for eastern Utah and western
Colorado.
.DAY ONE...Today and Tonight
Snow will continue, mainly across the northern and central
mountains today. Expect snow diminish across northeast Utah late
this afternoon and in the late evening to early morning hours for
the Elkhead and Park Ranges. Additional accumulations of 2 to 5
inches are expected.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
The next chance for snow arrives late Sunday and is expected to
continue into Monday.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected today or tonight, however
spotters are encouraged to report snowfall amounts to the
National Weather Service in Grand Junction.
$$
Hazardous Weather Outlook
National Weather Service Riverton WY
434 AM MDT Tue Oct 19 2021
WYZ001>020-022>030-201100-
Yellowstone National Park-Absaroka Mountains-Cody Foothills-
North Big Horn Basin-Southwest Big Horn Basin-
Southeast Big Horn Basin-Owl Creek and Bridger Mountains-
Bighorn Mountains West-Bighorn Mountains Southeast-
Northeast Johnson County-Southeast Johnson County-
Teton and Gros Ventre Mountains-Jackson Hole-
Wind River Mountains West-Wind River Mountains East-
Upper Wind River Basin-Wind River Basin-Lander Foothills-
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-Casper Mountain-Star Valley-
Salt River and Wyoming Ranges-Upper Green River Basin Foothills-
Upper Green River Basin-South Lincoln County-
Rock Springs and Green River-Flaming Gorge-East Sweetwater County-
434 AM MDT Tue Oct 19 2021
...Winter Weather headlines in effect Today through This Evening
for parts of the Central and Southwest...
This Hazardous Weather Outlook is for Western and Central Wyoming.
.DAY ONE...Today and Tonight.
A storm system will bring rain and snow to the central and snow in
the south. Little or no precipitation in the north and northwest.
Parts of central Wyoming will see significant rainfall and
snowfall totals. See winter weather headlines for more details.
Rain and snow will be ending tonight in the central.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
Saturday through Monday...A chance of rain and mountain snow will
occur in the west all three days. A chance of rain or snow in the
south Sunday and Morning. Rain and snow is possible over the south
Sunday and Monday. Windy at times east of the divide Saturday
through Monday.
.SPOTTER INFORMATION STATEMENT...
Weather spotters are encouraged to report significant weather
conditions according to standard operating procedures.
$$
Hazardous Weather Outlook
National Weather Service Rapid City SD
419 AM MDT Tue Oct 19 2021
SDZ001-002-012>014-026-027-030>032-041>044-073-074-WYZ056-071-
201300-
Harding-Perkins-Butte-Northern Meade Co Plains-Ziebach-Rapid City-
Southern Foot Hills-Custer Co Plains-Pennington Co Plains-Haakon-
Fall River-Oglala Lakota-Jackson-Bennett-Southern Meade Co Plains-
Hermosa Foot Hills-Western Crook-Northeastern Crook-
419 AM MDT Tue Oct 19 2021
This Hazardous Weather Outlook is for portions of northwestern
South Dakota...southwestern South Dakota...and northeast Wyoming.
.DAY ONE...TODAY AND TONIGHT
Rain and snow will spread slowly eastward across the area today
and will end on Wednesday morning. Light snow accumulations are
expected tonight.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
No hazardous weather is expected at this time.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today.
&&
Stay tuned to NOAA weather radio for further updates...or check
our web site at weather.gov/rapidcity
$$
Hazardous Weather Outlook
National Weather Service Rapid City SD
419 AM MDT Tue Oct 19 2021
SDZ024-025-028-029-072-WYZ054-055-057-058-201300-
Northern Black Hills-Northern Foot Hills-Central Black Hills-
Southern Black Hills-Sturgis/Piedmont Foot Hills-
Northern Campbell-Southern Campbell-Wyoming Black Hills-Weston-
419 AM MDT Tue Oct 19 2021
This Hazardous Weather Outlook is for portions of western South
Dakota and northeastern Wyoming.
.DAY ONE...Today and Tonight
Rain and snow will spread across the area today, changing over to
all snow. The snow will end on Wednesday morning. See the Winter
Weather Message (WSWUNR) product for details.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
No hazardous weather is expected at this time.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today.
&&
Stay tuned to NOAA weather radio for further updates...or check
our web site at weather.gov/rapidcity
$$
