445  
WWUS85 KCYS 150632  
RFWCYS  
 
URGENT - FIRE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE CHEYENNE WY  
1232 AM MDT MON JUN 15 2026  
 
.RED FLAG CONDITIONS LIKELY THROUGH WEDNESDAY EVENING FOR AREAS  
EAST OF THE I-25 CORRIDOR.  
 
NEZ434>437-WYZ417-418-432-433-160000-  
/O.CON.KCYS.FW.W.0026.260615T1800Z-260616T0300Z/  
/O.CON.KCYS.FW.A.0017.260616T1800Z-260618T0200Z/  
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-  
BORDEAUX/CHUGWATER/WHEATLAND-GOSHEN/MIDDLE-  
LOWER NORTH PLATTE RIVER BASIN-  
1232 AM MDT MON JUN 15 2026  
 
...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 9 PM MDT  
THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE WEATHER  
ZONES 417, 418, 432, 433, 434, 435, 436, AND 437...  
 
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON  
THROUGH WEDNESDAY EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR  
FIRE WEATHER ZONES 417, 418, 432, 433, 434, 435, 436, AND 437...  
 
* AFFECTED AREA...FIRE WEATHER ZONES 417, 418, 432, 433, 434,  
435, 436, AND 437.  
 
* WIND...ON MONDAY, NORTH-NORTHWEST WINDS GUSTING 25 TO 40 MPH.  
ON TUESDAY, WEST-NORTHWEST WINDS GUSTING 25 TO 35 MPH. ON  
WEDNESDAY, NORTHWEST WINDS GUSTING 35 TO 55 MPH.  
 
* HUMIDITY...10 TO 15 PERCENT EACH AFTERNOON MONDAY THROUGH  
WEDNESDAY. POOR RECOVERIES EXPECTED TUESDAY NIGHT.  
 
* 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.  
 
A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS  
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE  
RED FLAG WARNINGS.  
 

 
 

 
 
WYZ430-431-160000-  
/O.CON.KCYS.FW.A.0017.260616T1800Z-260618T0200Z/  
LARAMIE FOOTHILLS AND HIGH PLAINS-LARAMIE EAST HIGH PLAINS-  
1232 AM MDT MON JUN 15 2026  
 
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM TUESDAY AFTERNOON  
THROUGH WEDNESDAY EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR  
FIRE WEATHER ZONES 430 AND 431...  
 
* AFFECTED AREA...FIRE WEATHER ZONES 430 AND 431.  
 
* WIND... ON TUESDAY, NORTHWEST WINDS GUSTING 25 TO 40 MPH. ON  
WEDNESDAY, NORTHWEST WINDS GUSTING 40 TO 60 MPH.  
 
* HUMIDITY...10 TO 15 PERCENT ON TUESDAY AND WEDNESDAY  
AFTERNOONS. POOR RECOVERIES EXPECTED TUESDAY NIGHT.  
 
* IMPACTS...ANY FIRES THAT DEVELOP WILL LIKELY SPREAD RAPIDLY.  
OUTDOOR BURNING IS NOT RECOMMENDED.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS  
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE  
RED FLAG WARNINGS.  
 

 
 

 
 
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