Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Grand Junction CO
318 AM MDT Tue Sep 30 2025
COZ001>014-017>023-UTZ022>025-027>029-010930-
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-
318 AM MDT Tue Sep 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.
Showers and thunderstorms will be possible over the higher terrain of
the Divide this afternoon ahead of an approaching wave. As this wave
moves into northern Utah, the focus of activity will shift to
northeast Utah. The main threats will be gusty outflow winds, with a
lesser chance of brief heavy rain. Additionally, gusty southwest
winds are expected this afternoon.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
Drier and warmer conditions return Wednesday through Friday. The next
storm system moves in Saturday, bringing cooler temperatures and
potentially widespread preciptation. The highest elevations could see
some snow. Cooler and unsettled weather lingers into early next week.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
Hazardous Weather Outlook
National Weather Service Pueblo CO
332 AM MDT Tue Sep 30 2025
COZ058>089-093>099-010945-
Western Mosquito Range/East Lake County Above 11000 Feet-
Leadville Vicinity/Lake County Below 11000 Feet-
Eastern Sawatch Mountains Above 11000 Feet-
Western Chaffee County Between 9000 and 11000 Feet-
Central Chaffee County Below 9000 Feet-
Western Mosquito Range/East Chaffee County Above 9000 Feet-
Saguache County West of Continental Divide Below 10000 Feet-
Saguache County East of Continental Divide Below 10000 Feet-
La Garita Mountains Above 10000 Feet-
Upper Rio Grande Valley/Eastern San Juan Mountains Below
10000 Feet-Eastern San Juan Mountains Above 10000 Feet-
Del Norte Vicinity/Northern San Luis Valley Below 8500 Feet-
Alamosa Vicinity/Central San Luis Valley Below 8500 Feet-
Southern San Luis Valley-
Northern Sangre de Cristo Mountains Between 8500 And 11000 Feet-
Northern Sangre de Cristo Mountains Above 11000 Feet-
Southern Sangre de Cristo Mountains Between 7500 and 11000 Feet-
Southern Sangre de Cristo Mountains Above 11000 Feet-
Northwestern Fremont County Above 8500 Feet-
Western/Central Fremont County Below 8500 Feet-
Wet Mountain Valley Below 8500 Feet-
Wet Mountains between 6300 and 10000 Feet-
Wet Mountains Above 10000 Feet-
Teller County/Rampart Range Above 7500 Feet/Pikes Peak Between
7500 And 11000 Feet-Pikes Peak Above 11000 Feet-
Canon City Vicinity/Eastern Fremont County-
Northern El Paso County/Monument Ridge/Rampart Range Below
7500 Feet-
Colorado Springs Vicinity/Southern El Paso County/Rampart Range
Below 7400 Feet-Pueblo Vicinity/Pueblo County Below 6300 Feet-
Walsenburg Vicinity/Upper Huerfano River Basin Below 7500 Feet-
Trinidad Vicinity/Western Las Animas County Below 7500 Feet-
Crowley County-La Junta Vicinity/Otero County-
Eastern Las Animas County-Western Kiowa County-
Eastern Kiowa County-Las Animas Vicinity/Bent County-
Lamar Vicinity/Prowers County-Springfield Vicinity/Baca County-
332 AM MDT Tue Sep 30 2025
This hazardous weather outlook is for portions of central...east
central...south central and southeast Colorado.
.DAY ONE...Today and Tonight
Isolated showers and thunderstorms will be possible over the Palmer
Divide and the rest of the high country this afternoon and this
evening. Wind gusts to 40 mph, moderate to briefly heavy rainfall,
and frequent lightning will be the primary risks with storms
today.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
Increasing coverage of showers and thunderstorms can be expected
along and west of the Continental Divide Friday night, with
chances of precipitation spreading east Saturday and Saturday
night, as an upper level weather system lifts out across the
Rockies. Light snow accumulations will be possible across the
higher mountain peaks on Saturday.
At and below seasonal temperatures with chances of showers and
storms will continue across the region into early next week.
.SPOTTER INFORMATION STATEMENT...
Weather spotters will not be needed today or tonight.
$$
EHR/23
Hazardous Weather Outlook
National Weather Service Cheyenne WY
326 AM MDT Tue Sep 30 2025
NEZ002-003-019>021-054-055-095-096-WYZ101>119-010930-
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-
326 AM MDT Tue Sep 30 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
Isolated afternoon and evening showers and thunderstorms will be
possible.
.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY
Isolated to scattered showers and thunderstorms will occur on
Friday. Cooler temperatures, and scattered showers and
thunderstorms will prevail for Saturday through Monday.
.Spotter information statement...
Spotter activation will not be needed.
$$
Rubin
Hazardous Weather Outlook
National Weather Service Riverton WY
154 AM MDT Tue Sep 30 2025
WYZ001>020-022>030-011200-
Yellowstone National Park-Absaroka Mountains-Cody Foothills-
North Bighorn Basin-Southwest Bighorn Basin-Southeast Bighorn Basin-
Owl Creek and Bridger Mountains-Bighorn Mountains West-
Bighorn Mountains Southeast-Northeast Johnson County-
Southeast Johnson County-Teton and Gros Ventre Mountains-
Jackson Hole-Wind River Mountains West-Wind River Mountains East-
Upper Wind River Basin-Wind River Basin-Lander Foothills-
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-Casper Mountain-Star Valley-
Salt River and Wyoming Ranges-Upper Green River Basin Foothills-
Upper Green River Basin-South Lincoln County-
Rock Springs and Green River-Flaming Gorge-East Sweetwater County-
154 AM MDT Tue Sep 30 2025
This Hazardous Weather Outlook is for Western and Central Wyoming.
.DAY ONE...Today and Tonight.
There is a 10% chance for showers over western portions this
morning, increasing to 40-60% of showers and thunderstorms after
1200. There is a 30-50% for showers and thunderstorms over the
central basins and southern portions between 3 PM and 9 PM. Wind
gusts up to 40 mph will be the main threat. There is a 10% chance for
locally heavy rain with the stronger storms.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
Friday and Saturday...Chances for precipitation return to western
portions Friday, spreading across the forecast area Friday night into
Saturday. Elevated fire weather conditions will be possible from
Rock Springs to Casper Friday afternoon. Snow levels around 9500 ft
over western portions Friday, dropping to 7500-8500 ft across the
rest of the area Saturday.
Saturday night and Sunday night...Freezing to near freezing temperatures
possible in the lower elevations.
.SPOTTER INFORMATION STATEMENT...
Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.
$$
Hazardous Weather Outlook
National Weather Service Denver/Boulder CO
1102 AM MDT Mon Sep 29 2025
COZ030>051-301715-
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-
1102 AM MDT Mon Sep 29 2025
This hazardous weather outlook is for northeast and north central
Colorado.
.DAY ONE...This Afternoon and Tonight
Scattered showers and storms are expected to develop this
afternoon over the mountains, with potential for a few to move
onto the lower elevations. While no severe storms are expected,
there could be small hail, gusty winds to 40 mph, and brief heavy
rainfall as they pass.
.DAYS TWO THROUGH SEVEN...Tuesday through Sunday
Afternoon showers and storms will be possible Tuesday, primarily
for the higher elevations. Mild and dry conditions will be in
place thereafter, with little chance for precipitation before the
next disturbance brings unsettled weather for Friday and
Saturday, mainly for the mountains and northern plains.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed.
$$
