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Dense Fog Advisory


URGENT - WEATHER MESSAGE
National Weather Service Cheyenne WY
823 PM MDT Sat Apr 20 2024

WYZ116-117-210800-
/O.NEW.KCYS.FG.Y.0007.240421T0223Z-240421T0800Z/
South Laramie Range-South Laramie Range Foothills-
Including the cities of Buford, Whitaker, Pumpkin Vine, Vedauwoo,
Federal, and Horse Creek
823 PM MDT Sat Apr 20 2024

...DENSE FOG ADVISORY IN EFFECT UNTIL 2 AM MDT SUNDAY...

* WHAT...Visibility of one-quarter mile in dense fog.

* WHERE...South Laramie Range and Foothills including Interstate 80
  between Cheyenne and Laramie and Interstate 25 south of Cheyenne.

* WHEN...Until 2 AM MDT Sunday.

* IMPACTS...Low visibility could make driving conditions hazardous.

* ADDITIONAL DETAILS...Dense fog may develop farther east along the
  Interstate 80 corridor early Sunday morning.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of
distance ahead of you.

&&

$$

Brothers

URGENT - WEATHER MESSAGE
National Weather Service Denver CO
200 PM MDT Sat Apr 20 2024

COZ036-038>043-045-046-211500-
/O.NEW.KBOU.FG.Y.0008.240420T2000Z-240421T1500Z/
Jefferson and West Douglas Counties Above 6000 Feet/Gilpin/Clear
Creek/Northeast Park Counties Below 9000 Feet-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-Central and East Adams and Arapahoe Counties-North
and Northeast Elbert County Below 6000 Feet/North Lincoln County-
Including the cities of Eaton, Grover, Agate, Golden, Evergreen,
Central City, Nunn, Arvada, Greeley, Littleton, Brighton,
Larkspur, Georgetown, Pawnee Buttes, Byers, Highlands Ranch, Deer
Trail, Loveland, Aurora, Fondis, Raymer, Idaho Springs, Kiowa,
Hugo, Castle Rock, Fort Lupton, Bailey, City of Denver, Denver
International Airport, Lakewood, Boulder, Fort Collins, Stoneham,
Limon, Elbert, Westcreek, Bennett, Parker, Matheson, Leader,
Hereford, Roggen, Longmont, and Briggsdale
200 PM MDT Sat Apr 20 2024

...DENSE FOG ADVISORY IN EFFECT UNTIL 9 AM MDT SUNDAY...

* WHAT...Visibility one quarter mile or less in dense fog. Near zero
  visibility in the densest fog this afternoon through tonight.

* WHERE...The Southern Front Range Foothills, Fort Collins, Boulder
  and the western suburbs of Denver, Denver, Castle Rock,
  Briggsdale, Greeley, Byers, and Limon.

* WHEN...Until 9 AM MDT Sunday.

* IMPACTS...Low visibility could make driving conditions hazardous.

* ADDITIONAL DETAILS...Patchy dense fog this afternoon is expected
  to become more widespread through the evening hours, especially
  across the Denver metro.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If driving, slow down, use your headlights, and leave plenty of
distance ahead of you.

&&

$$

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

Hiris


Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Denver/Boulder CO
1016 AM MDT Sat Apr 20 2024

COZ030>051-211630-
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-
1016 AM MDT Sat Apr 20 2024

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

.DAY ONE...Today and Tonight

A few snow showers will be possible across the Front Range and
adjacent plains this afternoon. Fog and drizzle are possible later
this evening into tonight, with areas of dense fog also possible.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

Drier and warmer weather will prevail through much of this week.
It will turn unsettled again with more showers and thunderstorms
possible toward late Thursday or Friday.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today or tonight.

$$

Hazardous Weather Outlook
National Weather Service Grand Junction CO
337 AM MDT Sat Apr 20 2024

COZ001>014-017>023-UTZ022>025-027>029-211200-
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-
337 AM MDT Sat Apr 20 2024

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

.DAY ONE...Today and Tonight

Isolated thunderstorm development will be possible this afternoon
and early evening. Light snow is also possible at the higher
elevations today travel impacts are not anticipated.

.DAYS TWO THROUGH SEVEN...Sunday through Friday

After a dry day Sunday isolated thunderstorm development will be
possible each afternoon through the week. Otherwise warm and
breezy conditions will lead to elevated wildfire concerns where
fuels are in ready to burn state.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed.

$$

Hazardous Weather Outlook
National Weather Service Cheyenne WY
220 AM MDT Sat Apr 20 2024

NEZ002-003-019>021-054-055-095-096-WYZ101>115-119-210830-
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-East Laramie County-
220 AM MDT Sat Apr 20 2024

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

.DAY ONE...TODAY

Snow showers expected throughout the day. Some accumulation is
possible, mainly in the southern Nebraska panhandle near the
Interstate 80 corridor. 1 to 2 inches of snow will be possible
here.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH THURSDAY

Warmer, unsettled weather expected next week with multiple chances
for precipitation.

.Spotter information statement...

Spotters are encouraged to report snow and ice accumulation to
the NWS.

$$

Hazardous Weather Outlook
National Weather Service Cheyenne WY
220 AM MDT Sat Apr 20 2024

WYZ116>118-210830-
South Laramie Range-South Laramie Range Foothills-
Central Laramie County-
220 AM MDT Sat Apr 20 2024

This hazardous weather outlook is for portions of southeast
Wyoming.

.DAY ONE...TONIGHT

Fog, snow, and freezing drizzle are expected this morning. Snow
accumulations will generally be below an inch. Up to one tenth of
an inch of ice accretion is possible. Areas of dense freezing fog
will also lead to areas of poor visibility. Expect slick road
conditions, especially on bridges and overpasses. Please refer to
the Winter Weather Advisory for more details.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

Warmer, unsettled weather expected next week with multiple chances
for precipitation.

.Spotter information statement...

Spotters are encouraged to report snow and ice accumulation to
the NWS.

$$

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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