018
WWUS83 KUNR 131702
RFWUNR
URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RAPID CITY SD
1102 AM MDT MON APR 13 2026
...CRITICAL FIRE WEATHER CONDITIONS THROUGH THIS EVENING ACROSS
PORTIONS OF NORTHEASTERN WYOMING AND WESTERN SOUTH DAKOTA...
.WARM, VERY DRY, AND WINDY WEATHER WILL SUPPORT CRITICAL FIRE
WEATHER CONDITIONS OVER PORTIONS OF NORTHEASTERN WYOMING AND
WESTERN SOUTH DAKOTA THROUGH THIS EVENING.
SDZ320>322-324>326-329-332-WYZ315-317-140300-
/O.CON.KUNR.FW.W.0014.000000T0000Z-260414T0300Z/
CENTRAL BLACK HILLS-SOUTHERN BLACK HILLS-FALL RIVER COUNTY AREA-
EASTERN FOOT HILLS-CUSTER COUNTY PLAINS-PINE RIDGE AREA-
WEST CENTRAL PLAINS-BADLANDS AREA-SOUTHERN CAMPBELL-
WESTON COUNTY PLAINS-
1102 AM MDT MON APR 13 2026
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING
FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES
315, 317, 320, 321, 322, 324, 325, 326, 329, AND 332...
* AFFECTED AREA...FIRE WEATHER ZONES 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 20 TO 30 MPH WITH GUSTS UP TO 50 MPH, STRONGEST
ACROSS FAR SOUTHWEST SD.
* RELATIVE HUMIDITY...AS LOW AS 10 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.
SDZ331-333>335-140300-
/O.CON.KUNR.FW.W.0015.000000T0000Z-260414T0300Z/
HAAKON COUNTY AREA-BENNETT COUNTY AREA-MELLETTE AND TODD COUNTIES-
TRIPP COUNTY-
1102 AM MDT MON APR 13 2026 /1202 PM CDT MON APR 13 2026/
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 9 PM MDT /10 PM CDT/
THIS EVENING 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 15 TO 25 MPH WITH GUSTS UP TO 45 MPH.
* RELATIVE HUMIDITY...AS LOW AS 11 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.
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