Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Rapid City SD
408 AM MDT Sat Jun 21 2025
SDZ001-002-221300-
Harding-Northern Perkins-
408 AM MDT Sat Jun 21 2025
This Hazardous Weather Outlook is for portions of northwestern
South Dakota.
.DAY ONE...Today and Tonight
There is a marginal risk (level 1 of 5) of severe thunderstorms
tonight, meaning that isolated severe storms are possible.
Primary hazards include large hail and damaging winds.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
There is a marginal risk (level 1 of 5) of severe thunderstorms
late Sunday afternoon and evening, meaning that isolated severe
storms are possible. Primary hazards include large hail and
damaging winds.
.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
$$
Hazardous Weather Outlook
National Weather Service Rapid City SD
408 AM MDT Sat Jun 21 2025
SDZ012>014-024>032-041>044-072>078-WYZ054>060-221300-
Butte-Northern Meade Co Plains-Ziebach-Northern Black Hills-
Northern Foothills-Rapid City-Southern Foothills-
Central Black Hills-Southern Black Hills-Custer Co Plains-
Pennington Co Plains-Haakon-Western Fall River-
Northern Oglala Lakota-Northern Jackson-Bennett-
Sturgis/Piedmont Foothills-Southern Meade Co Plains-
Hermosa Foothills-Eastern Fall River-Southern Oglala Lakota-
Southern Jackson-Southern Perkins-Northern Campbell-
Southern Campbell-Western Crook-Wyoming Black Hills-
Weston County Plains-Newcastle-Northeastern Crook-
408 AM MDT Sat Jun 21 2025
This Hazardous Weather Outlook is for portions of western South
Dakota and northeastern Wyoming.
.DAY ONE...Today and Tonight
Isolated to scattered thunderstorms may occur tonight, mainly
across northeastern Wyoming and northwestern South Dakota. Some
storms may contain hail and gusty winds.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
There is a marginal risk (level 1 of 5) of severe thunderstorms
late Sunday afternoon and evening, meaning that isolated severe
storms are possible. Primary hazards include large hail and
damaging winds.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed today.
&&
Stay tuned to NOAA weather radio for further updates...or check
our web site at weather.gov/rapidcity
$$
Hazardous Weather Outlook
National Weather Service Rapid City SD
408 AM MDT Sat Jun 21 2025
SDZ046-047-049-221300-
Mellette-Todd-Tripp-
508 AM CDT Sat Jun 21 2025
This Hazardous Weather Outlook is for portions of south central
South Dakota.
.DAY ONE...Today and Tonight
A Heat Advisory is in effect through early this evening. See
NPWUNR for details.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
There is a marginal risk (level 1 of 5) of severe thunderstorms
late Sunday afternoon and evening, meaning that isolated severe
storms are possible. Primary hazards include large hail and
damaging winds.
.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
$$
Hazardous Weather Outlook
National Weather Service North Platte NE
925 AM CDT Sat Jun 21 2025
NEZ004>010-022>029-035>038-056>059-069>071-094-221430-
Sheridan-Eastern Cherry-Keya Paha-Boyd-Brown-Rock-Holt-Garden-Grant-
Hooker-Thomas-Blaine-Loup-Garfield-Wheeler-Arthur-McPherson-Logan-
Custer-Deuel-Keith-Perkins-Lincoln-Chase-Hayes-Frontier-
Western Cherry-
925 AM CDT Sat Jun 21 2025 /825 AM MDT Sat Jun 21 2025/
This Hazardous Weather Outlook is for portions of western and north
central Nebraska.
.DAY ONE...This afternoon and tonight.
A heat advisory remains in effect for locations generally west of
US-183. An extreme heat warning is in effect for locations east of
US-183, where heat indices between 105 and 107 are possible. See the
latest headline for additional details.
Isolated thunderstorms are possible this evening along and north of
Highway 2 and east of Highway 83. These storms could produce strong
winds and large hail.
.DAYS TWO THROUGH SEVEN...Sunday through Friday.
Heat index values will approach 100 degrees for portions of central
and north central Nebraska Sunday afternoon ahead of a cold front.
Near-daily thunderstorm chances return on Sunday night through
Wednesday. There is a Slight Risk for severe thunderstorms on Sunday
afternoon and evening, east of Highway 83, with a Marginal Risk for
all other areas in western and north central Nebraska. There is a
Marginal Risk for severe thunderstorms Monday for areas along and
south of Interstate 80. The severe outlook beyond Monday is
uncertain at this time.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
Hazardous Weather Outlook
National Weather Service Bismarck ND
850 AM CDT Sat Jun 21 2025
NDZ012-013-017>023-025-031>036-040>044-221400-
McHenry-Pierce-McKenzie-Dunn-Mercer-Oliver-McLean-Sheridan-Wells-
Foster-Golden Valley-Billings-Stark-Morton-Burleigh-Kidder-Slope-
Hettinger-Grant-Bowman-Adams-
850 AM CDT Sat Jun 21 2025 /750 AM MDT Sat Jun 21 2025/
This Hazardous Weather Outlook is for portions of north central
North Dakota, northwest North Dakota, south central North Dakota,
southeast North Dakota, and southwest North Dakota.
.DAY ONE...Today and Tonight
Areas of fog, dense at times, possible through the morning.
Isolated severe thunderstorms are possible this afternoon and
into the evening. Large hail to the size of quarters and wind
gusts to 60 mph will be the main threats.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
Isolated strong to severe thunderstorms are also possible on
Sunday.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed.
$$
Hazardous Weather Outlook
National Weather Service Bismarck ND
850 AM CDT Sat Jun 21 2025
NDZ001>005-009>011-037-045>048-050-051-221400-
Divide-Burke-Renville-Bottineau-Rolette-Williams-Mountrail-Ward-
Stutsman-Sioux-Emmons-Logan-La Moure-McIntosh-Dickey-
850 AM CDT Sat Jun 21 2025 /750 AM MDT Sat Jun 21 2025/
This Hazardous Weather Outlook is for portions of north central
North Dakota, northwest North Dakota, south central North Dakota,
and southeast North Dakota.
.DAY ONE...Today and Tonight
Isolated severe thunderstorms are possible this afternoon and
into the evening. Large hail to the size of quarters and wind
gusts to 60 mph will be the main threats.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
Isolated strong to severe thunderstorms are also possible on
Sunday.
.SPOTTER INFORMATION STATEMENT...
Spotter activation will not be needed.
$$
Hazardous Weather Outlook
National Weather Service Cheyenne WY
436 AM MDT Sat Jun 21 2025
NEZ002-003-019>021-054-055-095-096-WYZ101>103-106>108-116>119-
221045-
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-
Central Laramie Range and Southwest Platte County-
East Platte County-Goshen County-South Laramie Range-
South Laramie Range Foothills-Central Laramie County-
East Laramie County-
436 AM MDT Sat Jun 21 2025
This hazardous weather outlook is for portions of panhandle
Nebraska...east central Wyoming and southeast Wyoming.
.DAY ONE...TODAY AND TONIGHT
Hot temperatures will continue today with highs near 100 degrees
over western Nebraska and far eastern Wyoming.
Southwest winds may gust as high as 50 MPH along the Interstate 25
corridor this morning through early this afternoon. Winds are
forecast to diminish by mid to late afternoon.
.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY
Thunderstorms will return to the area as early as Sunday
afternoon, but will be more widespread late Monday through
Thursday of next week. There is a marginal risk of strong to
severe thunderstorms Sunday afternoon across east central Wyoming
and the northern Nebraska panhandle.
.Spotter information statement...
Spotter activation will not be needed.
$$
Hazardous Weather Outlook
National Weather Service Aberdeen SD
531 AM CDT Sat Jun 21 2025
MNZ039-046-SDZ003>011-015>023-033>037-045-048-051-221045-
Traverse-Big Stone-Corson-Campbell-McPherson-Brown-Marshall-Roberts-
Walworth-Edmunds-Day-Dewey-Potter-Faulk-Spink-Clark-Codington-Grant-
Hamlin-Deuel-Stanley-Sully-Hughes-Hyde-Hand-Jones-Lyman-Buffalo-
531 AM CDT Sat Jun 21 2025 /431 AM MDT Sat Jun 21 2025/
This Hazardous Weather Outlook is for west central Minnesota,
central South Dakota, north central South Dakota and northeast
South Dakota.
.DAY ONE...Today and tonight.
The combination of hot temperatures and high humidity values will
lead to heat indices this afternoon from the upper 90s to low 100s. A
heat advisory remains in effect from portions of south central South
Dakota into northeast South Dakota and west central Minnesota.
There`s a marginal risk (level 1 of 5) for severe storms across
northeast South Dakota and west central Minnesota this afternoon.
Storm development is highly conditional as there remains a strong
atmospheric cap in place. If any storm were to develop, hail and
strong winds are the main threats.
.DAYS TWO THROUGH SEVEN...Sunday through Friday.
A marginal (1 out of 5) to slight risk (2 out of 5) for severe
storms will be possible on Sunday with large hail, damaging winds and
a tornado or two will be the main threats.
.SPOTTER INFORMATION STATEMENT...
Spotter activation may be requested. Weather spotters are encouraged
to submit reports to the National Weather Service in Aberdeen. The
public can submit reports on our web page, Facebook page, or our X
feed.
$$
Hazardous Weather Outlook
National Weather Service Sioux Falls SD
424 AM CDT Sat Jun 21 2025
IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ038>040-050-052>071-220930-
Lyon-Osceola-Dickinson-Sioux-O`Brien-Clay-Plymouth-Cherokee-
Buena Vista-Woodbury-Ida-Lincoln-Murray-Cottonwood-Nobles-Jackson-
Pipestone-Rock-Dixon-Dakota-Beadle-Kingsbury-Brookings-Gregory-
Jerauld-Sanborn-Miner-Lake-Moody-Brule-Aurora-Davison-Hanson-McCook-
Minnehaha-Charles Mix-Douglas-Hutchinson-Turner-Bon Homme-Yankton-
Union-
424 AM CDT Sat Jun 21 2025
This Hazardous Weather Outlook is for northwest Iowa, west central
Iowa, southwest Minnesota, northeast Nebraska, central South
Dakota, east central South Dakota, south central South Dakota and
southeast South Dakota.
.DAY ONE...Today and tonight.
Heat and humidity continue for today with heat indices of 100 to
110. Overnight low temperatures Sunday morning may remain near 75 to
80 degrees, providing minimal relief from the heat.
.DAYS TWO THROUGH SEVEN...Sunday through Friday.
Heat and humidity continue for Sunday with heat indices of 100 to
110.
Thunderstorm risks increase late Sunday afternoon into Sunday
night. Scattered strong to severe storms will be possible, with
the primary risks of large hail and damaging winds.
Heavy rainfall could return to portions of the area next week.
Details are uncertain at this time so continue to check the latest
forecast for the most up to date information.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
Hazardous Weather Outlook
National Weather Service Riverton WY
244 AM MDT Sat Jun 21 2025
WYZ001>020-022>030-221245-
Yellowstone National Park-Absaroka Mountains-Cody Foothills-
North Bighorn Basin-Southwest Bighorn Basin-Southeast Bighorn Basin-
Owl Creek and Bridger Mountains-Bighorn Mountains West-
Bighorn Mountains Southeast-Northeast Johnson County-
Southeast Johnson County-Teton and Gros Ventre Mountains-
Jackson Hole-Wind River Mountains West-Wind River Mountains East-
Upper Wind River Basin-Wind River Basin-Lander Foothills-
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-Casper Mountain-Star Valley-
Salt River and Wyoming Ranges-Upper Green River Basin Foothills-
Upper Green River Basin-South Lincoln County-
Rock Springs and Green River-Flaming Gorge-East Sweetwater County-
244 AM MDT Sat Jun 21 2025
This Hazardous Weather Outlook is for Western and Central Wyoming.
.DAY ONE...Today and tonight.
Elevated fire weather concerns across southern and central Wyoming
this afternoon. Wind gusts of 30 to 40 mph, low humidity levels, and
very warm temperatures continue.
.DAYS TWO THROUGH SEVEN...Sunday through Friday.
Sunday: light snow is expected for higher elevations including
Yellowstone National Park.
Sunday Night: Overnight lows fall into the mid to upper 20s west of
the divide.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$
