Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Riverton WY
234 AM MDT Fri Jun 13 2025
WYZ001>020-022>030-141300-
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-
234 AM MDT Fri Jun 13 2025
This Hazardous Weather Outlook is for Western and Central Wyoming.
.DAY ONE...Today and tonight.
Showers and thunderstorms today. Some storms could be strong to
severe, with strong outflow winds and large hail. The greatest
potential for severe storms is around Johnson County.
.DAYS TWO THROUGH SEVEN...Saturday through Thursday.
Saturday...Isolated showers and thunderstorms, mainly across northern
Wyoming. Some storms could be strong to severe.
.SPOTTER INFORMATION STATEMENT...
Weather spotters are encouraged to report significant weather
conditions according to Standard Operating Procedures.
$$
Hazardous Weather Outlook
National Weather Service Cheyenne WY
1214 AM MDT Fri Jun 13 2025
NEZ002-003-019>021-054-055-095-096-WYZ101>119-140615-
Dawes County-Box Butte County-Scotts Bluff County-Banner County-
Morrill County-Kimball County-Cheyenne County-
Northern Sioux County-Southern Sioux County-
Converse County Lower Elevations-Niobrara County-
North Laramie Range-Ferris/Seminoe/Shirley Mountains-
Shirley Basin-Central Laramie Range and Southwest Platte County-
East Platte County-Goshen County-Central Carbon County-
North Snowy Range Foothills-Southwest Carbon County-
Sierra Madre Range-Upper North Platte River Basin-Snowy Range-
Laramie Valley-South Laramie Range-South Laramie Range Foothills-
Central Laramie County-East Laramie County-
1214 AM MDT Fri Jun 13 2025
This hazardous weather outlook is for portions of panhandle
Nebraska...east central Wyoming...south central Wyoming and
southeast Wyoming.
.DAY ONE...TODAY AND TONIGHT
There is a slight risk of severe thunderstorms this afternoon and
early evening east of a Douglas to Cheyenne line, with a marginal
risk of severe thunderstorms east of a Riverton to Laramie line.
Scattered thunderstorms will occur this afternoon and early
evening, with some of the storms likely becoming strong to severe
in the marginal and slight risk areas, producing large hail,
damaging winds and heavy rain.
.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY
Expect a chance of afternoon and evening thunderstorms Saturday
through Tuesday.
.Spotter information statement...
Spotter activation will not be needed.
$$
Rubin
Hazardous Weather Outlook
National Weather Service Denver/Boulder CO
933 AM MDT Thu Jun 12 2025
COZ030>051-131545-
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-
933 AM MDT Thu Jun 12 2025
This hazardous weather outlook is for northeast and north central
Colorado.
.DAY ONE...Today and Tonight
Scattered showers and thunderstorms this afternoon will bring
gusty winds, with speeds reaching up to 50 mph. A few storms could
become severe with 60 mph winds. Over the northeast corner of
Colorado, one inch hail may occur with the severe thunderstorms as
well.
.DAYS TWO THROUGH SEVEN...Friday through Wednesday
Scattered afternoon showers and thunderstorms are expected again
Friday. Some strong to severe storms will be possible over the
northeast plains Friday afternoon. For the weekend, the chance for
storms is limited to the northeastern plain. Where a severe storm
or two will be possible.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today and tonight.
$$
Hazardous Weather Outlook
National Weather Service Rapid City SD
243 AM MDT Thu Jun 12 2025
SDZ001-002-012>014-025-031-032-043-044-046-047-049-072-073-077-
078-131300-
Harding-Northern Perkins-Butte-Northern Meade Co Plains-Ziebach-
Northern Foothills-Pennington Co Plains-Haakon-Northern Jackson-
Bennett-Mellette-Todd-Tripp-Sturgis/Piedmont Foothills-
Southern Meade Co Plains-Southern Jackson-Southern Perkins-
243 AM MDT Thu Jun 12 2025 /343 AM CDT Thu Jun 12 2025/
This Hazardous Weather Outlook is for portions of western South
Dakota.
.DAY ONE...Today and Tonight
There is a marginal risk (level 1 of 5) of severe thunderstorms
today, meaning that isolated severe storms are possible. Primary
hazards include large hail and damaging winds.
.DAYS TWO THROUGH SEVEN...Friday through Wednesday
There will be near daily chances for thunderstorms through this
weekend into early next week. Severe weather is possible each
day.
.SPOTTER INFORMATION STATEMENT...
Spotter activation may be needed today.
&&
Stay tuned to NOAA weather radio for further updates...or check
our web site at weather.gov/rapidcity
$$
Hazardous Weather Outlook
National Weather Service Rapid City SD
243 AM MDT Thu Jun 12 2025
SDZ024-026>030-041-042-074>076-WYZ054>060-131300-
Northern Black Hills-Rapid City-Southern Foothills-
Central Black Hills-Southern Black Hills-Custer Co Plains-
Western Fall River-Northern Oglala Lakota-Hermosa Foothills-
Eastern Fall River-Southern Oglala Lakota-Northern Campbell-
Southern Campbell-Western Crook-Wyoming Black Hills-
Weston County Plains-Newcastle-Northeastern Crook-
243 AM MDT Thu Jun 12 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 damaging winds and large hail.
.DAYS TWO THROUGH SEVEN...Friday through Wednesday
There is a slight risk (level 2 of 5) of severe thunderstorms
Friday, meaning that scattered severe storms are possible.
Primary hazards include damaging winds and large hail.
There will be near daily chances for thunderstorms through this
weekend into early next week. Severe weather is possible each
day.
.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
$$
