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Wind Advisory


URGENT - WEATHER MESSAGE
National Weather Service Rapid City SD
602 PM MDT Mon Apr 12 2021

SDZ001-002-012>014-026-031-032-043-072-073-131515-
/O.CON.KUNR.WI.Y.0009.000000T0000Z-210414T0000Z/
Harding-Perkins-Butte-Northern Meade Co Plains-Ziebach-Rapid City-
Pennington Co Plains-Haakon-Jackson-Sturgis/Piedmont Foot Hills-
Southern Meade Co Plains-
Including the cities of Buffalo, Lemmon, Bison, Belle Fourche,
Faith, Dupree, Rapid City, Box Elder, Caputa, Wall, Philip,
Kadoka, Sturgis, Piedmont, Summerset, Ellsworth AFB,
and Union Center
602 PM MDT Mon Apr 12 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT TUESDAY...

* WHAT...Northwest winds 25 to 35 mph with gusts up to 45 mph
  early this evening, then decreasing overnight, then becoming
  strong again Tuesday.

* WHERE...Portions of northwestern and southwestern South
  Dakota. This includes the Tribal Lands of the Pine Ridge
  Reservation and the Cheyenne River Reservation.

* WHEN...Until 6 PM MDT Tuesday.

* IMPACTS...Sudden wind gusts can cause drivers to lose control,
  especially in lightweight or high profile vehicles. Strong
  winds can cause blowing dust, reduced visibility, and flying
  debris.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

For more information from the National Weather Service visit
http://weather.gov/unr


Winter Storm Watch


URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
142 PM MDT Mon Apr 12 2021

...WINTER STORM WATCHES FOR SNOWY RANGE AND SOUTH LARAMIE RANGE
FROM WEDNESDAY MORNING TO FRIDAY MORNING...

WYZ114-116-131300-
/O.CON.KCYS.WS.A.0005.210414T1200Z-210416T1200Z/
Snowy Range-South Laramie Range-
Including the cities of Centennial, Albany, Buford, Pumpkin Vine,
and Vedauwoo
142 PM MDT Mon Apr 12 2021

...WINTER STORM WATCH REMAINS IN EFFECT FROM WEDNESDAY MORNING
THROUGH LATE THURSDAY NIGHT...

* WHAT...Heavy snow and some blowing snow possible. Total snow
  accumulations of 7 to 14 inches possible. Winds could gust as
  high as 40 mph.

* WHERE...Snowy Range and South Laramie Range, including the
  cities of Centennial, Albany, Buford, Pumpkin Vine and
  Vedauwoo.

* WHEN...From Wednesday morning through late Thursday night.

* IMPACTS...Plan on slippery, snow covered road conditions.
  Blowing snow is also likely Wednesday and Thursday. The
  hazardous conditions could impact the morning or evening
  commute, especially along Interstate 80 near the Summit.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts for updates on this situation.

&&

$$


High Wind Watch


URGENT - WEATHER MESSAGE
National Weather Service Pocatello ID
753 PM MDT Mon Apr 12 2021

IDZ059-060-131200-
/O.NEW.KPIH.HW.A.0003.210413T1800Z-210414T1800Z/
Franklin/Eastern Oneida Region-Bear River Range-
Including the cities of Malad, Preston, Thatcher,
and Emigration Summit
753 PM MDT Mon Apr 12 2021

...HIGH WIND WATCH IN EFFECT FROM TUESDAY AFTERNOON THROUGH
WEDNESDAY MORNING...

* WHAT...East winds 15 to 30 mph with gusts in excess of 50 mph
  possible.

* WHERE...Cache Valley including Preston and along the Idaho
  Wasatch.

* WHEN...From Tuesday afternoon through Wednesday morning.

* IMPACTS...Damaging winds could blow down trees and power
  lines. Widespread power outages are possible. Travel could be
  difficult, especially for high profile vehicles.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Monitor the latest forecasts and warnings for updates on this
situation. Fasten loose objects or shelter objects in a safe
location prior to the onset of winds.

&&

$$

For more information from the National Weather Service visit
https://weather.gov/pocatello


Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Salt Lake City UT
456 PM MDT Mon Apr 12 2021

UTZ101>131-WYZ021-132300-
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-
456 PM MDT Mon Apr 12 2021

This Hazardous Weather Outlook is for portions of central Utah...
northern Utah...southern Utah...southwest Utah and southwest
Wyoming.

.DAY ONE...Tonight

Gusty winds are expected to develop in areas prone to downslope
winds from North Salt Lake to Tremonton as well as portions of
the Cache Valley tonight. The strongest winds can be expected
near Centerville, Farmington, Weber Canyon as well as canyons near
Brigham City and Logan Canyon.

Expect strong crosswinds on US-89 and I-15 from Tremonton to
North Salt Lake as well as on the Legacy Parkway. Secure outdoor
furniture, trampolines and other objects that may become airborne
in strong winds in these areas.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Gusty winds are expected to continue in areas prone to downslope
winds from North Salt Lake to Tremonton as well as portions of
the Cache Valley into late Tuesday morning and then increase again
late Tuesday afternoon through Wednesday morning. The strongest
winds can be expected near Brigham City and Logan Canyon Tuesday
night.

Expect strong crosswinds on US-89 and I-15 from Tremonton to
North Salt Lake as well as on the Legacy Parkway. Secure outdoor
furniture, trampolines and other objects that may be airborne in
strong winds in these areas.

Accumulating mountain snow is likely across northern and central
Utah Tuesday night into Thursday afternoon. Occasional winter
driving conditions can be expected, mainly at night when
insolation from the sun will not be available to melt the snow on
roads. If traveling through these areas, prepare for these
conditions.

.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
1045 AM MDT Mon Apr 12 2021

COZ030>051-131645-
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-
1045 AM MDT Mon Apr 12 2021

This hazardous weather outlook is for northeast and north central
Colorado.

.DAY ONE...Today and Tonight

Scattered light snow or flurries will develop across the Front
Range Mountains and Foothills late this afternoon and evening, and
then become more widespread tonight. Some of the light snow may
also spread into the I-25 Corridor. Accumulations up to 3 inches
are possible over the mountains with lighter amounts in the
foothills. There could be dusting to half inch of snow possible
in the Denver and Boulder areas. Roads may become slick in the
high country.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

The upcoming week will be cool and unsettled. Snow showers will
develop in the mountains Tuesday afternoon and spread across much
of the area Tuesday night. Several inches of snow will be possible
in the mountains and foothills and slushy or snow covered roads
are expected Tuesday night. Generally light snow accumulations are
expected across the I-25 corridor and adjacent plains, confined
to the grass and elevated surfaces. Additional light showers are
possible Wednesday into Thursday. The best chance for widespread
precipitation will be Thursday night into Friday and several more
inches of snow accumulation will be possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today or tonight.

$$

Hazardous Weather Outlook
National Weather Service Grand Junction CO
543 AM MDT Mon Apr 12 2021

COZ001>014-017>023-UTZ022>025-027>029-131145-
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-
543 AM MDT Mon Apr 12 2021

This hazardous weather outlook is for eastern Utah and western
Colorado.

.DAY ONE...Today and Tonight

Snowfall will develop over the mountains along the Continental
Divide late tonight bringing 1 to 3 inch accumulations to areas
above 9000 feet.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Unsettled conditions are expected during the coming week as a
quasi-stationary low pressure system forms to the northwest.
Periodic mountain snow is expected Tuesday through Sunday, mainly
above 9,000 feet. At this time, snowfall rates are projected to
be low and as a result, minor impacts are expected.

Drier air moves into southeast Utah and southwest Colorado on
Wednesday which, when combined with breezy southwest winds, brings
the potential for critical fire weather conditions during the
afternoon and early evening.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

Hazardous Weather Outlook
National Weather Service Cheyenne WY
431 AM MDT Mon Apr 12 2021

NEZ002-003-019>021-054-055-095-096-WYZ101>113-115-117>119-131045-
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-Laramie Valley-
South Laramie Range Foothills-Central Laramie County-
East Laramie County-
431 AM MDT Mon Apr 12 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

Cloudy skies with cool temperatures and breezy conditions.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

Light snowfall/rainfall expected beginning Tuesday morning and
lasting through Friday. Most impacts expected Wednesday and
Thursday, especially along Interstate 80 between Cheyenne and Elk
Mountain.

.Spotter information statement...

Spotters are encouraged to report snowfall amounts to the National
Weather Service in Cheyenne.

$$

Hazardous Weather Outlook
National Weather Service Cheyenne WY
431 AM MDT Mon Apr 12 2021

WYZ114-116-131045-
Snowy Range-South Laramie Range-
431 AM MDT Mon Apr 12 2021

This hazardous weather outlook is for portions of south central
Wyoming and southeast Wyoming.

.DAY ONE...TODAY AND TONIGHT

Cloudy skies with cool temperatures and breezy conditions.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

Winter Storm Watches in effect for snowfall beginning Tuesday
morning and lasting until Friday. Accumulations of 12 to 14 inches
expected in the Snowy Range, 8 to 12 inches in the South Laramie
Range.

.Spotter information statement...

Spotters are encouraged to report snowfall amounts to the National
Weather Service in Cheyenne.

$$

Hazardous Weather Outlook
National Weather Service Rapid City SD
357 AM MDT Mon Apr 12 2021

SDZ001-002-012>014-024>032-041>044-046-047-049-072>074-WYZ054>058-
071-131000-
Harding-Perkins-Butte-Northern Meade Co Plains-Ziebach-
Northern Black Hills-Northern Foot Hills-Rapid City-
Southern Foot Hills-Central Black Hills-Southern Black Hills-
Custer Co Plains-Pennington Co Plains-Haakon-Fall River-
Oglala Lakota-Jackson-Bennett-Mellette-Todd-Tripp-
Sturgis/Piedmont Foot Hills-Southern Meade Co Plains-
Hermosa Foot Hills-Northern Campbell-Southern Campbell-
Western Crook-Wyoming Black Hills-Weston-Northeastern Crook-
357 AM MDT Mon Apr 12 2021 /457 AM CDT Mon Apr 12 2021/

This Hazardous Weather Outlook is for portions of western South
Dakota and northeastern Wyoming.

.DAY ONE...Today and Tonight

Gusty northwest winds will continue today. Gusts over 40 mph are
expected over northeast Wyoming, and over 50 mph on the South
Dakota plains.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Widespread precipitation is possible Thursday into Friday, with
several inches of snow accumulation possible in the Black Hills.

.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

$$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
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