025
WWUS85 KCYS 241821
RFWCYS
URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
1221 PM MDT TUE MAR 24 2026
...RED FLAG WARNING ISSUED WEDNESDAY FOR GUSTY WINDS AND LOW
HUMIDITY FOR FIRE WEATHER ZONES 417, 418, 419, 420, 421, 422,
423, 430, 431, 432, 433, 434, 435, 436, AND 437...
NEZ434>437-WYZ417>419-430>433-251200-
/O.CON.KCYS.FW.W.0010.260325T1700Z-260326T0400Z/
PINE RIDGE/NEBRASKA NATIONAL FOREST-
BOX BUTTE/SOUTH SIOUX/NIOBRARA RIVER-
LOWER NORTH PLATTE RIVER BASIN/SCOTTSBLUFF NATIONAL MONUMENT-
LODGEPOLE CREEK/SOUTHERN NEBRASKA PANHANDLE-
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-
MIDDLE NORTH PLATTE RIVER BASIN/NIOBRARA AND CONVERSE HIGH PLAINS-
NORTH LARAMIE RANGE AND ADJACENT HIGH PLAINS-
LARAMIE FOOTHILLS AND HIGH PLAINS-LARAMIE EAST HIGH PLAINS-
BORDEAUX/CHUGWATER/WHEATLAND-GOSHEN/MIDDLE-
LOWER NORTH PLATTE RIVER BASIN-
1221 PM MDT TUE MAR 24 2026
...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM TO 10 PM MDT
WEDNESDAY FOR GUSTY WINDS, LOW HUMIDITY, AND ISOLATED DRY
LIGHTNING FOR FIRE WEATHER ZONES 417, 418, 430, 431, 432, 433,
434, 435, 436, AND 437...
* AFFECTED AREA...FIRE WEATHER ZONES 417, 418, 430, 431, 432,
433, 434, 435, 436, AND 437
* WIND...WEST WINDS 15 TO 25 MPH WITH GUSTS OF 30 TO 45 MPH.
* HUMIDITY...BETWEEN 10 AND 15 PERCENT.
* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY.
OUTDOOR BURNING IS NOT RECOMMENDED.
* ADDITIONAL DETAILS... A FEW SHOWERS DEVELOPING WEDNESDAY
AFTERNOON AND EVENING WILL HAVE THE POTENTIAL TO PRODUCE
ISOLATED LIGHTNING AND GUSTY/ERRATIC WINDS IN THEIR VICINITY.
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.
WYZ420>423-251200-
/O.CON.KCYS.FW.W.0010.260325T1800Z-260326T0200Z/
NORTH LARAMIE VALLEY/SHIRLEY BASIN-
FERRIS/SEMINOE/SHIRLEY MOUNTAINS-CENTRAL AND WEST CARBON-
SOUTHWEST CARBON COUNTY-
1221 PM MDT TUE MAR 24 2026
...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM MDT
WEDNESDAY FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER ZONE
420...
* AFFECTED AREA...FIRE WEATHER ZONE 420.
* WIND...WEST WINDS 20 TO 30 MPH WITH GUSTS OF 35 TO 45 MPH.
* HUMIDITY...BETWEEN 12 AND 17 PERCENT.
* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY.
OUTDOOR BURNING IS NOT RECOMMENDED.
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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