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Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Cheyenne WY
453 AM MDT Mon Mar 31 2025

NEZ002-003-019>021-054-055-095-096-WYZ101>119-011100-
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-
453 AM MDT Mon Mar 31 2025

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

.DAY ONE...TODAY AND TONIGHT

- Snow and rain showers expected during the day Monday. More
  stratiform precipitation is expected Monday night into Tuesday
  morning with accumulating snow expected for the mountains and
  areas west of the Laramie Range.

- Winter Weather Advisory in effect for the Snowy and Sierra Madre
  Ranges for snow accumulations between 5 and 10 inches Monday
  night into Tuesday.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

- Active pattern this week bringing near daily chances for
  precipitation.

.Spotter information statement...

Please report any new snowfall amounts to the NWS.

$$

Hazardous Weather Outlook
National Weather Service Denver/Boulder CO
524 AM MDT Mon Mar 31 2025

COZ030>051-011130-
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-
524 AM MDT Mon Mar 31 2025

...WINTER WEATHER ADVISORY FOR THE NORTH CENTRAL COLORADO
MOUNTAINS FROM 9 PM THIS EVENING TO 6 AM MDT WEDNESDAY...

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

.DAY ONE...Today and Tonight

Fog will dissipate across the plains by mid morning. Snow will
develop this afternoon in the mountains and become widespread
tonight. Hazardous winter driving conditions are expected.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Snow will continue over the mountains Tuesday, diminishing Tuesday
night. Storm totals of 4 to 12 inches are expected in the high
mountains, with 3 to 6 inches in North and Middle Parks. The east
slopes and plains will become windy, with gusts of 40 to 50 mph
Tuesday afternoon. Light showers are likely, mainly rain at lower
elevations with little or no travel impacts.

On Wednesday, showers will be mainly over the high mountains.
There will be a better chance of showers Thursday and Friday, with
a mix or rain and snow at lower elevations. Snow is likely
Saturday. There is a chance of travel impacts, mainly over the
mountains and along and south of Interstate 70.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today or tonight.

$$

RJK/Gimmestad

Hazardous Weather Outlook
National Weather Service Grand Junction CO
459 AM MDT Mon Mar 31 2025

COZ001>014-017>023-UTZ022>025-027>029-011100-
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-
459 AM MDT Mon Mar 31 2025

This Hazardous Weather Outlook is for northwest Colorado, southwest
Colorado, west central Colorado, east central Utah, northeast Utah
and southeast Utah.

.DAY ONE...Today and tonight.

Warm and windy conditions will occur this afternoon and evening ahead
of a strong cold front with gusts up to 50 mph in some areas.
Mountain snow and valley rain will increase this evening with
moderate to heavy snow favoring the northern and central Colorado
mountains overnight.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

The cold front and associated low pressure system will continue
moving through the area Tuesday with mountain snow and valley rain
and snow through Tuesday night. Much colder temperatures will arrive
Tuesday and beyond with below freezing temperatures Tuesday night
potentially impacting budding vegetation. Unsettled weather
continues through the weekend as more storm systems track across the
area.

.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 Rapid City SD
330 AM MDT Mon Mar 31 2025

SDZ024-028-WYZ057-011300-
Northern Black Hills-Central Black Hills-Wyoming Black Hills-
330 AM MDT Mon Mar 31 2025

This Hazardous Weather Outlook is for portions of the Black Hills
of South Dakota...and the Black Hills of Wyoming.

.DAY ONE...Today and Tonight

No hazardous weather expected at this time.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday

Another weather systems will bring additional snowfall to the
higher elevations of the central and northern Black Hills Tuesday
night into Wednesday. Several inches of accumulation will be
possible.

.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 Riverton WY
236 AM MDT Mon Mar 31 2025

WYZ001>020-022>030-011245-
Yellowstone National Park-Absaroka Mountains-Cody Foothills-
North Bighorn Basin-Southwest Bighorn Basin-Southeast Bighorn 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-
236 AM MDT Mon Mar 31 2025

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 AM THIS MORNING TO 6 PM
MDT TUESDAY...

This Hazardous Weather Outlook is for Western and Central Wyoming.

.DAY ONE...Today and Tonight.

Mountain snow and valley rain likely for most areas, with isolated
thunderstorms possible across southern portions of the area for the
I-80 corridor.

.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

Lingering showers Tuesday with another round of shower activity for
Wednesday.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.

$$

Hazardous Weather Outlook
National Weather Service North Platte NE
307 AM CDT Mon Mar 31 2025

NEZ004>010-022>029-035>038-056>059-069>071-094-011200-
Sheridan-Eastern Cherry-Keya Paha-Boyd-Brown-Rock-Holt-Garden-Grant-
Hooker-Thomas-Blaine-Loup-Garfield-Wheeler-Arthur-McPherson-Logan-
Custer-Deuel-Keith-Perkins-Lincoln-Chase-Hayes-Frontier-
Western Cherry-
307 AM CDT Mon Mar 31 2025 /207 AM MDT Mon Mar 31 2025/

This Hazardous Weather Outlook is for portions of western and north
central Nebraska.


.DAY ONE...Today and tonight.

A very light coating of snow is possible mainly west of Hwy 83 this
morning.


.DAYS TWO THROUGH SEVEN...Tuesday through Sunday.

Thunderstorms both south of Interstate 80 and east of Hwy 83 may be
strong to severe Tuesday afternoon into Tuesday evening with
potential for damaging winds and large hail.

An inch or two of snow is possible Tuesday night into Wednesday with
potential for hazardous travel conditions north of Hwy 2 and west of
Hwy 83.


.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

$$

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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