Frost Advisory
URGENT - WEATHER MESSAGE
National Weather Service Pocatello ID
132 PM MDT Wed Apr 30 2025
IDZ052-053-011400-
/O.NEW.KPIH.FR.Y.0001.250501T0900Z-250501T1400Z/
Arco/Mud Lake Desert-Upper Snake River Plain-
Including the cities of Mud Lake, Craters of the Moon NM,
Rexburg, St. Anthony, INL, and Idaho Falls
132 PM MDT Wed Apr 30 2025
...FROST ADVISORY IN EFFECT FROM 3 AM TO 8 AM MDT THURSDAY...
* WHAT...Temperatures as low as 32 could result in frost formation.
* WHERE...Arco/Mud Lake Desert and Upper Snake River Plain.
* WHEN...From 3 AM to 8 AM MDT Thursday.
* IMPACTS...Frost could harm sensitive outdoor vegetation. Sensitive
outdoor plants may be killed if left uncovered.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Take steps now to protect tender plants from the cold.
&&
$$
Visit weather.gov/pocatello for more information.
McKaughan
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Cheyenne WY
138 PM MDT Wed Apr 30 2025
NEZ002-003-019>021-054-055-095-096-WYZ101>119-011945-
Dawes County-Box Butte County-Scotts Bluff County-Banner County-
Morrill County-Kimball County-Cheyenne County-
Northern Sioux County-Southern Sioux County-
Converse County Lower Elevations-Niobrara County-
North Laramie Range-Ferris/Seminoe/Shirley Mountains-
Shirley Basin-Central Laramie Range and Southwest Platte County-
East Platte County-Goshen County-Central Carbon County-
North Snowy Range Foothills-Southwest Carbon County-
Sierra Madre Range-Upper North Platte River Basin-Snowy Range-
Laramie Valley-South Laramie Range-South Laramie Range Foothills-
Central Laramie County-East Laramie County-
138 PM MDT Wed Apr 30 2025
This hazardous weather outlook is for portions of panhandle
Nebraska...east central Wyoming...south central Wyoming and
southeast Wyoming.
.DAY ONE...THIS AFTERNOON AND TONIGHT
Showers with a couple embedded thunderstorms this afternoon and
evening, with a very minimal severe threat.
.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY
Another chance for showers and weak thunderstorms Thursday
afternoon. A Calm weekend leads to an active week with prolonged
precipitation chances.
.Spotter information statement...
Spotter activation will not be needed.
$$
Hazardous Weather Outlook
National Weather Service Grand Junction CO
402 AM MDT Wed Apr 30 2025
COZ001>014-017>023-UTZ022>025-027>029-011015-
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-
402 AM MDT Wed Apr 30 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.
Thunderstorm development will be possible today with small hail and
gusty winds to 45 mph the main threats. Snow will fall at the higher
elevations with some minor travel impacts possible over the higher
passes tonight.
.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.
Afternoon thunderstorm development will be possible daily as the
weather pattern remains unsettled. High elevation snow will also be
possible with most of the impacts remaining near to above
timberline. There is a low probability of travel impacts during the
overnight hours over the high mountain passes.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
Hazardous Weather Outlook
National Weather Service Riverton WY
342 AM MDT Wed Apr 30 2025
WYZ001>020-022>030-011300-
Yellowstone National Park-Absaroka Mountains-Cody Foothills-
North Bighorn Basin-Southwest Bighorn Basin-Southeast Bighorn Basin-
Owl Creek and Bridger Mountains-Bighorn Mountains West-
Bighorn Mountains Southeast-Northeast Johnson County-
Southeast Johnson County-Teton and Gros Ventre Mountains-
Jackson Hole-Wind River Mountains West-Wind River Mountains East-
Upper Wind River Basin-Wind River Basin-Lander Foothills-
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-Casper Mountain-Star Valley-
Salt River and Wyoming Ranges-Upper Green River Basin Foothills-
Upper Green River Basin-South Lincoln County-
Rock Springs and Green River-Flaming Gorge-East Sweetwater County-
342 AM MDT Wed Apr 30 2025
This Hazardous Weather Outlook is for Western and Central Wyoming.
.DAY ONE...Today and tonight.
Light snow will continue across the mountains today. Winter travel
conditions are possible over mountain passes through this evening.
.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.
Monday and Tuesday...A system will return mountain snow to the area.
.SPOTTER INFORMATION STATEMENT...
Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.
$$
Hazardous Weather Outlook
National Weather Service Denver/Boulder CO
Issued by National Weather Service Twin Cities/Chanhassen MN
337 AM MDT Wed Apr 30 2025
COZ030>051-010945-
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-
337 AM MDT Wed Apr 30 2025
This hazardous weather outlook is for northeast and north central
Colorado.
.DAY ONE...Today and Tonight
Showers and thunderstorms will develop over the mountains
today and spread across the plains late this afternoon and
early this evening. Some storms may produce gusty winds and small
hail.
The snow level is expected to remain above 7500 feet, but the
Front Range mountains could receive 4 to 10 inches of snow by
Thursday morning north of I-70. Some travel impacts are likely
over the mountain passes.
.DAYS TWO THROUGH SEVEN...Thursday through Tuesday
Warmer and drier weather will arrive this weekend, with elevated
fire danger on the plains. Thunderstorm chances will increase
early next week, with some strong or severe storms possible over
far eastern Colorado.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not anticipated for today or tonight at
this time.
$$
Borghoff
Hazardous Weather Outlook
National Weather Service Rapid City SD
307 AM MDT Wed Apr 30 2025
SDZ001-002-012>014-024>032-041>044-046-047-049-072>078-WYZ054>060-
011300-
Harding-Northern Perkins-Butte-Northern Meade Co Plains-Ziebach-
Northern Black Hills-Northern Foothills-Rapid City-
Southern Foothills-Central Black Hills-Southern Black Hills-
Custer Co Plains-Pennington Co Plains-Haakon-Western Fall River-
Northern Oglala Lakota-Northern Jackson-Bennett-Mellette-Todd-
Tripp-Sturgis/Piedmont Foothills-Southern Meade Co Plains-
Hermosa Foothills-Eastern Fall River-Southern Oglala Lakota-
Southern Jackson-Southern Perkins-Northern Campbell-
Southern Campbell-Western Crook-Wyoming Black Hills-
Weston County Plains-Newcastle-Northeastern Crook-
307 AM MDT Wed Apr 30 2025 /407 AM CDT Wed Apr 30 2025/
This Hazardous Weather Outlook is for portions of western South
Dakota and northeastern Wyoming.
.DAY ONE...Today and Tonight
A cold front will bring chances of showers today. Isolated
thunderstorms are possible, especially across south central South
Dakota. Severe weather is not expected at this time.
.DAYS TWO THROUGH SEVEN...Thursday through Tuesday
Showers and isolated thunderstorms are expected Thursday. Severe
weather is not expected at this time.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today.
&&
Stay tuned to NOAA weather radio for further updates...or check
our web site at weather.gov/rapidcity
$$
