Red Flag Warning
URGENT - FIRE WEATHER MESSAGE
National Weather Service Rapid City SD
754 PM MDT Sat Apr 11 2026
...CRITICAL FIRE WEATHER CONDITIONS THROUGH SUNDAY ACROSS
PORTIONS OF NORTHEASTERN WYOMING AND WESTERN SOUTH DAKOTA...
.Warm, dry, and breezy weather will support critical fire weather
conditions over northeastern Wyoming and southwestern South
Dakota through Sunday afternoon. Showers this evening will
continue to produce gusts to 50 mph. Fair to poor recovery of
relative humidity is expected tonight and Sunday morning, with a
max of 45 to 60 percent.
SDZ320>322-324>326-329-332-WYZ314-315-317-121700-
/O.CON.KUNR.FW.W.0014.000000T0000Z-260413T0300Z/
Central Black Hills-Southern Black Hills-Fall River County Area-
Eastern Foot Hills-Custer County Plains-Pine Ridge Area-
West Central Plains-Badlands Area-Northern Campbell-
Southern Campbell-Weston County Plains-
754 PM MDT Sat Apr 11 2026
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT SUNDAY FOR
GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 314,
315, 317, 320, 321, 322, 324, 325, 326, 329, AND 332...
* AFFECTED AREA...Fire Weather Zones 314 Northern Campbell, 315
Southern Campbell, 317 Weston County Plains, 320 Central Black
Hills, 321 Southern Black Hills, 322 Fall River County Area,
324 Eastern Foot Hills, 325 Custer County Plains, 326 Pine
Ridge Area, 329 West Central Plains and 332 Badlands Area.
* WINDS...West 10 to 20 mph with gusts up to 35 mph.
* RELATIVE HUMIDITY...As low as 12 percent.
* IMPACTS...The combination of gusty winds and low relative
humidity will produce critical fire weather conditions.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Red Flag Warning means that critical fire weather conditions
are either occurring now, or will shortly. A combination of
strong winds, low relative humidity, and warm temperatures can
contribute to extreme fire behavior.
&&
$$
URGENT - FIRE WEATHER MESSAGE
National Weather Service Rapid City SD
754 PM MDT Sat Apr 11 2026
...CRITICAL FIRE WEATHER CONDITIONS THROUGH SUNDAY ACROSS
PORTIONS OF NORTHEASTERN WYOMING AND WESTERN SOUTH DAKOTA...
.Warm, dry, and breezy weather will support critical fire weather
conditions over northeastern Wyoming and southwestern South
Dakota through Sunday afternoon. Showers this evening will
continue to produce gusts to 50 mph. Fair to poor recovery of
relative humidity is expected tonight and Sunday morning, with a
max of 45 to 60 percent.
SDZ331-333>335-121700-
/O.CON.KUNR.FW.W.0015.260412T1700Z-260413T0300Z/
Haakon County Area-Bennett County Area-Mellette and Todd Counties-
Tripp County-
754 PM MDT Sat Apr 11 2026 /854 PM CDT Sat Apr 11 2026/
...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM MDT /NOON CDT/
TO 9 PM MDT /10 PM CDT/ SUNDAY FOR GUSTY WINDS AND LOW RELATIVE
HUMIDITY FOR FIRE WEATHER ZONES 331, 333, 334, AND 335...
* AFFECTED AREA...Fire Weather Zones 331 Haakon County Area, 333
Bennett County Area, 334 Mellette and Todd Counties and 335
Tripp County.
* WINDS...West 10 to 20 mph with gusts up to 35 mph.
* RELATIVE HUMIDITY...As low as 13 percent.
* IMPACTS...The combination of gusty winds and low relative
humidity will produce critical fire weather conditions.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Red Flag Warning means that critical fire weather conditions
are either occurring now, or will shortly. A combination of
strong winds, low relative humidity, and warm temperatures can
contribute to extreme fire behavior.
&&
$$
URGENT - FIRE WEATHER MESSAGE
National Weather Service Aberdeen SD
754 PM CDT Sat Apr 11 2026
SDZ033-035-045-048-051-120900-
/O.CON.KABR.FW.W.0005.260412T1700Z-260413T0000Z/
Stanley-Hughes-Jones-Lyman-Buffalo-
754 PM CDT Sat Apr 11 2026 /654 PM MDT Sat Apr 11 2026/
...RED FLAG WARNING REMAINS IN EFFECT FROM NOON CDT /11 AM MDT/
TO 7 PM CDT /6 PM MDT/ SUNDAY FOR WIND AND LOW RELATIVE HUMIDITY
FOR SOUTH CENTRAL SOUTH DAKOTA...
* AFFECTED AREA...In South Dakota, Stanley, Hughes, Jones, Lyman
and Buffalo.
* WINDS...West 15 to 25 mph with gusts up to 35 mph.
* RELATIVE HUMIDITY...As low as 18 percent.
* IMPACTS...Any fires that ignite will spread rapidly and become
difficult to control or suppress.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Red Flag Warning means that critical fire weather conditions
are either occurring now, or will shortly. A combination of
strong winds, low relative humidity, and warm temperatures can
contribute to extreme fire behavior.
&&
$$
10
Dense Fog Advisory
URGENT - WEATHER MESSAGE
National Weather Service Aberdeen SD
1115 PM CDT Sat Apr 11 2026
SDZ004-009-121200-
/O.EXA.KABR.FG.Y.0010.000000T0000Z-260412T1200Z/
Campbell-Walworth-
Including the cities of Mobridge and Herreid
1115 PM CDT Sat Apr 11 2026
...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT SUNDAY...
* WHAT...Visibility one quarter mile or less in dense fog.
* WHERE...Campbell and Walworth Counties.
* WHEN...Until 7 AM CDT Sunday.
* IMPACTS...Low visibility could make driving conditions hazardous.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If driving, slow down, use your headlights, and leave plenty of
distance ahead of you.
&&
$$
URGENT - WEATHER MESSAGE
National Weather Service Bismarck ND
1052 PM CDT Sat Apr 11 2026
NDZ005-013-023-025-036-037-047-048-050-051-121200-
/O.CON.KBIS.FG.Y.0011.000000T0000Z-260412T1500Z/
Rolette-Pierce-Wells-Foster-Kidder-Stutsman-Logan-La Moure-
McIntosh-Dickey-
Including the cities of Rolette, Fessenden, Gackle, Rugby, St.
John, Steele, Jamestown, Edgeley, Shell Valley, Ellendale, Ashley,
Kulm, Oakes, Lamoure, Napoleon, Wishek, Dunseith, Rolla, Tappen,
Harvey, and Carrington
1052 PM CDT Sat Apr 11 2026
...DENSE FOG ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT SUNDAY...
* WHAT...Visibility one quarter mile or less in dense fog.
* WHERE...Portions of north central, south central, and southeast
North Dakota.
* WHEN...Until 10 AM CDT Sunday.
* IMPACTS...Low visibility could make driving conditions hazardous.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If driving, slow down, use your headlights, and leave plenty of
distance ahead of you.
&&
$$
Hollan
URGENT - WEATHER MESSAGE
National Weather Service Bismarck ND
1052 PM CDT Sat Apr 11 2026
NDZ022-035-046-121200-
/O.EXA.KBIS.FG.Y.0011.000000T0000Z-260412T1500Z/
Sheridan-Burleigh-Emmons-
Including the cities of Linton, Strasburg, Goodrich, Bismarck, and
Mcclusky
1052 PM CDT Sat Apr 11 2026
...DENSE FOG ADVISORY IN EFFECT UNTIL 10 AM CDT SUNDAY...
* WHAT...Visibility one quarter mile or less in dense fog.
* WHERE...Burleigh, Emmons, and Sheridan Counties.
* WHEN...Until 10 AM CDT Sunday.
* IMPACTS...Low visibility could make driving conditions hazardous.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If driving, slow down, use your headlights, and leave plenty of
distance ahead of you.
&&
$$
Special Weather Statement
Special Weather Statement
National Weather Service Bismarck ND
1020 PM MDT Sat Apr 11 2026
NDZ018-031>033-040-041-120445-
Hettinger ND-Golden Valley ND-Stark ND-Billings ND-Slope ND-Dunn ND-
1020 PM MDT Sat Apr 11 2026
...GUSTY SHOWERS WILL IMPACT CENTRAL GOLDEN VALLEY...SOUTHWESTERN
DUNN...NORTHWESTERN HETTINGER...BILLINGS...NORTHEASTERN SLOPE AND
STARK COUNTIES THROUGH 1045 PM MDT...
At 1020 PM MDT, Doppler radar was tracking gusty showers 7 miles
north of South Heart, or 12 miles northwest of Dickinson, moving
northeast at 20 mph.
HAZARD...Wind gusts up to 50 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Dickinson, Belfield, New England, South Heart, Gladstone, Regent,
Taylor, Medora, Sentinel Butte, Amidon, South Fairfield, Fairfield,
Havelock, Fryburg, Elkhorn State Natural Area, Lefor, New Hradec,
Alpha, Sentinel Butte State Nature Preserve, and Schefield.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 4733 10365 4733 10303 4666 10209 4663 10210
4663 10205 4628 10286 4628 10291 4662 10380
4702 10404
TIME...MOT...LOC 0420Z 229DEG 19KT 4697 10300
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH
$$
ADAM
Special Weather Statement
National Weather Service Great Falls MT
951 PM MDT Sat Apr 11 2026
MTZ310-312-313-317-120430-
Judith Basin County and Judith Gap MT-
Little Belt and Highwood Mountains MT-
Western and Central Chouteau County MT-
Cascade County below 5000ft MT-
951 PM MDT Sat Apr 11 2026
...STRONG THUNDERSTORMS WILL IMPACT NORTHWESTERN JUDITH BASIN...SOUTH
CENTRAL CHOUTEAU AND EAST CENTRAL CASCADE COUNTIES THROUGH 1030 PM
MDT...
At 951 PM MDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Belt to 9 miles west of Geyser to 18 miles
west of Stanford. Movement was east at 30 mph.
HAZARD...Wind gusts up to 50 mph.
SOURCE...Automated station.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Stanford, Belt, Geyser, Raynesford, Windham, and Armington.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 4748 11055 4735 11021 4703 11006 4708 11066
4728 11078 4738 11106
TIME...MOT...LOC 0351Z 282DEG 28KT 4734 11088 4727 11070 4714 11062
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...50 MPH
$$
Moldan
Special Weather Statement
National Weather Service Aberdeen SD
1039 PM CDT Sat Apr 11 2026
SDZ015-033>035-045-120445-
Hughes SD-Stanley SD-Dewey SD-Sully SD-Jones SD-
1039 PM CDT Sat Apr 11 2026
...GUSTY SHOWERS WILL IMPACT JONES...SOUTHWESTERN SULLY...STANLEY...
SOUTH CENTRAL DEWEY AND NORTHWESTERN HUGHES COUNTIES THROUGH 1145 PM
CDT/1045 PM MDT/...
At 1032 PM CDT/932 PM MDT/, Doppler radar was tracking gusty outflow
wind from a couple of showers along a line extending from Milesville
to near Ottumwa to near Midland to 7 miles north of Corn Creek.
Movement was northeast at 40 mph.
HAZARD...Wind gusts of 50 to 55 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Pierre, Fort Pierre, Murdo, Spring Creek Rec Area, Draper, Okaton,
Westover, Little Bend Rec Area, Brown Church, Hayes, Sansarc, Van
Metre, Bunker, West Shore Rec Area, Mission Ridge, Oahe Mission Rec
Area, Wendte, Chantier Creek Recreation Area, Capa, and Overlook Rec
Area.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 4373 10074 4372 10079 4376 10081 4379 10090
4383 10093 4381 10095 4385 10099 4385 10106
4417 10105 4417 10116 4485 10114 4494 10100
4478 10055 4450 10035 4378 10043 4375 10055
4377 10059 4371 10073
TIME...MOT...LOC 0332Z 232DEG 37KT 4446 10169 4429 10142 4403 10120
4367 10124
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...55 MPH
$$
10
Hazardous Weather Outlook
Hazardous Weather Outlook
National Weather Service Bismarck ND
1054 PM CDT Sat Apr 11 2026
NDZ001-009-017-018-031>033-040-041-043-044-130400-
Divide-Williams-McKenzie-Dunn-Golden Valley-Billings-Stark-Slope-
Hettinger-Bowman-Adams-
1054 PM CDT Sat Apr 11 2026 /954 PM MDT Sat Apr 11 2026/
This Hazardous Weather Outlook is for portions of northwest North
Dakota and southwest North Dakota.
.DAY ONE...Tonight
Isolated thunderstorms are possible. The threat for severe weather
is low, but some storms may produce wind gusts as high as 55 mph.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
The probability for widespread hazardous weather is low.
.SPOTTER INFORMATION STATEMENT...
Spotters are asked to provide reports to the NWS using standard
procedures, including through our social media accounts.
$$
Hazardous Weather Outlook
National Weather Service Bismarck ND
1054 PM CDT Sat Apr 11 2026
NDZ002>004-010>012-019>021-034-042-045-130400-
Burke-Renville-Bottineau-Mountrail-Ward-McHenry-Mercer-Oliver-
McLean-Morton-Grant-Sioux-
1054 PM CDT Sat Apr 11 2026 /954 PM MDT Sat Apr 11 2026/
This Hazardous Weather Outlook is for portions of north central
North Dakota, northwest North Dakota, and south central North
Dakota.
.DAY ONE...Tonight
Areas of dense fog could develop overnight.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
The probability for widespread hazardous weather is low.
.SPOTTER INFORMATION STATEMENT...
Spotters are asked to provide reports to the NWS using standard
procedures, including through our social media accounts.
$$
Hollan
Hazardous Weather Outlook
National Weather Service Bismarck ND
1054 PM CDT Sat Apr 11 2026
NDZ005-013-022-023-025-035>037-046>048-050-051-130400-
Rolette-Pierce-Sheridan-Wells-Foster-Burleigh-Kidder-Stutsman-
Emmons-Logan-La Moure-McIntosh-Dickey-
1054 PM CDT Sat Apr 11 2026
This Hazardous Weather Outlook is for portions of north central
North Dakota, south central North Dakota, and southeast North
Dakota.
.DAY ONE...Tonight
A Dense Fog Advisory is in effect. See www.weather.gov/bis for
details.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
A Dense Fog Advisory is in effect through mid Sunday morning. See
www.weather.gov/bis for details.
.SPOTTER INFORMATION STATEMENT...
Spotters are asked to provide reports to the NWS using standard
procedures, including through our social media accounts.
$$
Hazardous Weather Outlook
National Weather Service Rapid City SD
411 AM MDT Sat Apr 11 2026
SDZ026>031-041>043-072>077-WYZ054>056-058-059-121300-
Rapid City-Southern Foothills-Central Black Hills-
Southern Black Hills-Custer Co Plains-Pennington Co Plains-
Western Fall River-Northern Oglala Lakota-Northern Jackson-
Sturgis/Piedmont Foothills-Southern Meade Co Plains-
Hermosa Foothills-Eastern Fall River-Southern Oglala Lakota-
Southern Jackson-Northern Campbell-Southern Campbell-
Western Crook-Weston County Plains-Newcastle-
411 AM MDT Sat Apr 11 2026
This Hazardous Weather Outlook is for portions of western South
Dakota and northeastern Wyoming.
.DAY ONE...Today and Tonight
Critical fire weather conditions are expected today due to gusty
winds and low relative humidity, across northeast Wyoming and
southwestern South Dakota. An isolated dry thunderstorm also can`t
be ruled out late this afternoon and early evening across the
Black Hills area.
.DAYS TWO THROUGH SEVEN...Sunday through Friday
Near-critical to critical fire weather conditions are likely
to return to southern portions of SD on Sunday. These conditions
may even persist into Monday, before cooler air and less breezy
conditions move into the area on Tuesday.
.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
$$
Hazardous Weather Outlook
National Weather Service Riverton WY
154 AM MDT Sat Apr 11 2026
WYZ001>020-022>030-121300-
Yellowstone National Park-Absaroka Mountains-Cody Foothills-
North Bighorn Basin-Southwest Bighorn Basin-Southeast Bighorn Basin-
Owl Creek and Bridger Mountains-Bighorn Mountains West-
Bighorn Mountains Southeast-Northeast Johnson County-
Southeast Johnson County-Teton and Gros Ventre Mountains-
Jackson Hole-Wind River Mountains West-Wind River Mountains East-
Upper Wind River Basin-Wind River Basin-Lander Foothills-
Green Mountains and Rattlesnake Range-
Natrona County Lower Elevations-Casper Mountain-Star Valley-
Salt River and Wyoming Ranges-Upper Green River Basin Foothills-
Upper Green River Basin-South Lincoln County-
Rock Springs and Green River-Flaming Gorge-East Sweetwater County-
154 AM MDT Sat Apr 11 2026
This Hazardous Weather Outlook is for Western and Central Wyoming.
.DAY ONE...Today and tonight.
Showers and thunderstorms move across the area mid-morning through
late this evening. Gusty winds up to about 60 mph are possible.
.DAYS TWO THROUGH SEVEN...Sunday through Friday.
Daily precipitation chances through the next week. A cold weather
system Thursday and Friday is likely to bring below freezing
temperatures.
.SPOTTER INFORMATION STATEMENT...
Spotter activation is not expected at this time.
$$