790
WWUS85 KCYS 270639
RFWCYS
URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
1139 PM MST THU FEB 26 2026
NEZ436-437-WYZ430>433-280000-
/O.CON.KCYS.FW.W.0005.000000T0000Z-260301T0000Z/
LOWER NORTH PLATTE RIVER BASIN/SCOTTSBLUFF NATIONAL MONUMENT-
LODGEPOLE CREEK/SOUTHERN NEBRASKA PANHANDLE-
LARAMIE FOOTHILLS AND HIGH PLAINS-LARAMIE EAST HIGH PLAINS-
BORDEAUX/CHUGWATER/WHEATLAND-GOSHEN/MIDDLE-
LOWER NORTH PLATTE RIVER BASIN-
1139 PM MST THU FEB 26 2026
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 5 PM MST SATURDAY FOR
GUSTY WINDS AND LOW RH FOR FIRE WEATHER ZONES 430, 431, 432, 433,
436, AND 437...
* AFFECTED AREA...FIRE WEATHER ZONES 430, 431, 432, 433, 436,
AND 437.
* WIND...WEST TO NORTHWEST WINDS 20 TO 35 MPH WITH GUSTS OVER
50-60 MPH POSSIBLE. WEST TO NORTHWEST WINDS 20 TO 25 MPH WITH
GUSTS 25 TO 35 MPH FOR SATURDAY.
* HUMIDITY...10 TO 15 PERCENT FRIDAY AND SATURDAY. POOR OVERNIGHT
HUMIDITY RECOVERIES ARE EXPECTED THURSDAY AND FRIDAY NIGHT.
* HIGHEST THREAT...THE MOST CRITICAL FIRE WEATHER CONDITIONS
ARE EXPECTED ALONG THE INTERSTATE 80 CORRIDOR EAST OF THE
LARAMIE RANGE INTO THE SOUTHERN NEBRASKA PANHANDLE. THE
DRIEST CONDITIONS ARE EXPECTED HERE WITH SOME OF THE
STRONGEST WINDS.
* 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.
NEZ434-435-WYZ417-418-280000-
/O.CON.KCYS.FW.W.0005.000000T0000Z-260228T0100Z/
PINE RIDGE/NEBRASKA NATIONAL FOREST-
BOX BUTTE/SOUTH SIOUX/NIOBRARA RIVER-
NIOBRARA/LOWER ELEVATIONS OF CONVERSE/THUNDER BASIN NATIONAL
GRASSLAND-
MIDDLE NORTH PLATTE RIVER BASIN/NIOBRARA AND CONVERSE HIGH PLAINS-
1139 PM MST THU FEB 26 2026
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 6 PM MST FRIDAY FOR
GUSTY WINDS AND LOW RH FOR FIRE WEATHER ZONES 417, 418, 434, AND
435...
* AFFECTED AREA...FIRE WEATHER ZONES 417, 418, 434, 435.
* WIND...WEST TO NORTHWEST WINDS 20 TO 30 MPH, GUSTING OVER 50
MPH.
* HUMIDITY...13 TO 18 PERCENT. POOR OVERNIGHT HUMIDITY RECOVERIES
ARE EXPECTED THURSDAY NIGHT.
* HIGHEST THREAT...MOST IMPACTFUL CONDITIONS WILL OCCUR FURTHER
TO THE SOUTH, HOWEVER MODERATE TO LOW RH VALUES ALONGSIDE
VERY GUSTY WINDS WILL STILL CREATE A CRITICAL ENVIRONMENT FOR
NEW FIRE STARTS IN THIS AREA.
* 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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