Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Cheyenne WY
301 PM MDT Tue Jul 15 2025
NEZ002-003-019>021-054-055-095-096-WYZ101>119-162115-
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-
301 PM MDT Tue Jul 15 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
- There is a slight risk (2 of 5) of strong to severe
thunderstorms this afternoon and evening, continuing into the
early nighttime hours with strong wind gusts as well as some
large hail possible.
- Locally heavy rainfall with a marginal risk of flooding is also
possible.
.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY
- There is a slight risk (2 of 5) for strong to severe
thunderstorms on Wednesday for areas along and east of I-25 with
all severe hazards (large hail, damaging winds, and isolated
tornadoes) possible during the afternoon and evening.
- Locally heavy rainfall with a marginal risk of flooding is also
possible on Wednesday.
- A warming trend is expected from Thursday through the weekend
with daily chances of showers and thunderstorms.
.Spotter information statement...
Spotter reports are encouraged with severe weather over the coming
days.
$$
Hazardous Weather Outlook
National Weather Service North Platte NE
314 PM CDT Tue Jul 15 2025
NEZ004>010-022>029-035>038-056>059-069>071-094-160830-
Sheridan-Eastern Cherry-Keya Paha-Boyd-Brown-Rock-Holt-Garden-Grant-
Hooker-Thomas-Blaine-Loup-Garfield-Wheeler-Arthur-McPherson-Logan-
Custer-Deuel-Keith-Perkins-Lincoln-Chase-Hayes-Frontier-
Western Cherry-
314 PM CDT Tue Jul 15 2025 /214 PM MDT Tue Jul 15 2025/
This Hazardous Weather Outlook is for portions of western and north
central Nebraska.
.DAY ONE...This afternoon and tonight.
Scattered to widespread thunderstorms are expected to develop along a
frontal boundary this afternoon and evening. Numerous storms are
likely to become severe with damaging wind gusts and large hail the
main concern though a brief tornado or two cannot be ruled out. Area
of greatest concern will reside along and east of a line from
Imperial to Hyannis to Valentine.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
Following a mostly dry day Wednesday, rain and thunderstorm chances
increase in the evening mainly across southwest Nebraska. A few
storms may be strong to briefly severe with isolated 1" hail and
damaging wind gusts nearing 60 mph the main concerns.
Daily thunderstorms remain possible Friday through Monday. At this
time, the threat for severe weather is uncertain.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will likely be needed, mainly across north central
Nebraska for the first few hours after storm development.
$$
Hazardous Weather Outlook
National Weather Service Riverton WY
106 PM MDT Tue Jul 15 2025
WYZ001>020-022>030-161300-
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-
106 PM MDT Tue Jul 15 2025
This Hazardous Weather Outlook is for Western and Central Wyoming.
.DAY ONE...This Afternoon and Tonight.
Widespread to numerous thunderstorms develop by mid-afternoon and
continue through the evening, especially east of the Continental
Divide. Strong to severe thunderstorms will be capable of 60 mph
wind gusts, one-half to one inch diameter hail, and periods of heavy
rainfall. West of the Divide, dry showers and thunderstorms will be
capable of gusty outflow 40 to 60 mph through the evening.
A Red Flag Warning is in effect until 8 PM for far southwest Wyoming
due to low relative humidity, gusty wind, and the potential for gusty
outflow wind from showers and thunderstorms.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
Wednesday...A chance for afternoon and evening thunderstorms, mainly
across southern Wyoming.
Friday through Monday...Isolated afternoon and evening thunderstorm
chances each day.
.SPOTTER INFORMATION STATEMENT...
Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.
$$
Hazardous Weather Outlook
National Weather Service Rapid City SD
1025 AM MDT Tue Jul 15 2025
SDZ024-026>031-041>044-046-074>077-WYZ056-057-060-161300-
Northern Black Hills-Rapid City-Southern Foothills-
Central Black Hills-Southern Black Hills-Custer Co Plains-
Pennington Co Plains-Western Fall River-Northern Oglala Lakota-
Northern Jackson-Bennett-Mellette-Hermosa Foothills-
Eastern Fall River-Southern Oglala Lakota-Southern Jackson-
Western Crook-Wyoming Black Hills-Northeastern Crook-
1025 AM MDT Tue Jul 15 2025 /1125 AM CDT Tue Jul 15 2025/
This Hazardous Weather Outlook is for portions of western South
Dakota and northeastern Wyoming.
.DAY ONE...Today and Tonight
There is a marginal risk (level 1 of 5) of severe thunderstorms
today, meaning that isolated severe storms are possible. Primary
hazards include large hail and damaging winds.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
Thunderstorms may occur into early next week, but right now,
organized severe thunderstorms are not expected.
.SPOTTER INFORMATION STATEMENT...
Spotter activation may be needed today.
&&
Stay tuned to NOAA weather radio for further updates...or check
our web site at weather.gov/rapidcity
$$
Hazardous Weather Outlook
National Weather Service Rapid City SD
1025 AM MDT Tue Jul 15 2025
SDZ047-049-WYZ054-055-058-059-161300-
Todd-Tripp-Northern Campbell-Southern Campbell-
Weston County Plains-Newcastle-
1025 AM MDT Tue Jul 15 2025 /1125 AM CDT Tue Jul 15 2025/
This Hazardous Weather Outlook is for portions of south central
South Dakota...and northeast Wyoming.
.DAY ONE...Today and Tonight
There is a slight risk (level 2 of 5) of severe thunderstorms
later this afternoon and evening, meaning that scattered severe
storms are possible. Primary hazards include damaging winds and
large hail.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
Thunderstorms may occur into early next week, but right now,
organized severe thunderstorms are not expected.
.SPOTTER INFORMATION STATEMENT...
Spotter activation may 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 Denver/Boulder CO
917 AM MDT Tue Jul 15 2025
COZ030>051-161530-
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-
917 AM MDT Tue Jul 15 2025
This hazardous weather outlook is for northeast and north central
Colorado.
.DAY ONE...Today and Tonight
Scattered showers and storms are expected across the higher
elevations this afternoon, before spreading across the I-25
corridor. Gusty outflow winds up to 40 mph are possible. For
northern and northeastern Colorado, there will be mid-late
afternoon showers and thunderstorms, with the possibility of an
isolated strong to severe thunderstorm. Main threat will be gusty
50+ mph outflow winds and small hail.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday
A brief cooldown is expected on Wednesday as a shortwave and
associated cold front pushes across the forecast area. Widespread
showers and storms will be possible, with a conditional threat of
storms becoming severe across the I-25 corridor and plains. There
is also a chance of localized heavy rainfall.
High temperatures will return to the 90s on Friday, remaining
there there through the forecast period. Scattered afternoon
showers and storms are possible each day.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today or tonight.
$$
Hazardous Weather Outlook
National Weather Service Grand Junction CO
428 AM MDT Tue Jul 15 2025
COZ001>014-017>023-UTZ022>025-027>029-161030-
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-
428 AM MDT Tue Jul 15 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.
Hot and dry conditions keep temperatures trending 5 degrees above
average. Scattered showers and isolated thunderstorms on the terrain
increase this afternoon with dry lightning and gusty outflows
possible under collapsing storms. Wildfire smoke will remain visible
across the central and southern areas of the CWA.
.DAYS TWO THROUGH SEVEN...Wednesday through Monday.
Hot and dry conditions will continue through the week. Afternoon
showers and storms on terrain will remain in the forecast,
increasing in coverage through the latter half of the week.
Increasing moisture will limit chances for dry lightning later in
the week and bring increased chances for wetting rain across the
higher terrain. Wildfire smoke will remain visible for much of
eastern Utah and western Colorado though the wetting rains later in
the week could help diminish smoke. Conditions dry out Sunday into
early next week.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
