906  
WWUS85 KREV 251658  
RFWREV  
 
URGENT - FIRE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE RENO NV  
958 AM PDT FRI SEP 25 2026  
 
NVZ423-429-260500-  
/O.CON.KREV.FW.W.0013.260925T1900Z-260926T0500Z/  
WEST HUMBOLDT BASIN IN PERSHING COUNTY-  
LAHONTAN BASIN INCLUDING CHURCHILL AND EASTERN MINERAL COUNTIES-  
958 AM PDT FRI SEP 25 2026  
 
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS  
EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR THE LAHONTAN AND  
WEST HUMBOLDT BASINS...  
 
* AFFECTED AREA...FIRE WEATHER ZONE 423 WEST HUMBOLDT BASIN IN  
PERSHING COUNTY, FIRE WEATHER ZONE 429 LAHONTAN BASIN  
INCLUDING CHURCHILL AND EASTERN MINERAL COUNTIES.  
 
* WINDS...SOUTHWEST TO WEST WINDS 15 TO 25 MPH WITH GUSTS UP TO 40  
MPH. WINDS SHIFT NORTHERLY/NORTHWESTERLY IN THE EVENING AND  
OVERNIGHT.  
 
* HUMIDITY...AS LOW AS 12 TO 17 PERCENT IN THE AFTERNOON.  
 
* DURATION...4 TO 7 HOURS.  
 
* IMPACTS...THE COMBINATION OF GUSTY WINDS AND LOW HUMIDITY CAN  
CAUSE FIRE TO RAPIDLY GROW IN SIZE AND INTENSITY BEFORE FIRST  
RESPONDERS CAN CONTAIN THEM.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
AVOID OUTDOOR ACTIVITIES THAT CAN CAUSE A SPARK NEAR DRY  
VEGETATION, SUCH AS YARD WORK, TARGET SHOOTING, OR CAMPFIRES.  
FOLLOW LOCAL FIRE RESTRICTIONS. CHECK WEATHER.GOV/RENO FOR  
UPDATES AND LIVINGWITHFIRE.INFO FOR PREPAREDNESS TIPS.  
 

 
 

 
 
NVZ420-421-260500-  
/O.CON.KREV.FW.W.0013.260925T1900Z-260926T0500Z/  
NORTHERN SIERRA FRONT INCLUDING CARSON CITY, DOUGLAS, STOREY,  
SOUTHERN WASHOE, WESTERN LYON, AND FAR SOUTHERN LASSEN COUNTIES-  
SOUTHERN SIERRA FRONT INCLUDING ALPINE, NORTHERN MONO, SOUTHERN  
LYON, AND WESTERN MINERAL COUNTIES-  
958 AM PDT FRI SEP 25 2026  
 
...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM PDT THIS  
EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR THE SIERRA FRONT...  
 
* AFFECTED AREA...FIRE WEATHER ZONE 420 NORTHERN SIERRA FRONT  
INCLUDING CARSON CITY, DOUGLAS, STOREY, SOUTHERN WASHOE,  
WESTERN LYON, AND FAR SOUTHERN LASSEN COUNTIES, FIRE WEATHER  
ZONE 421 SOUTHERN SIERRA FRONT INCLUDING ALPINE, NORTHERN  
MONO, SOUTHERN LYON, AND WESTERN MINERAL COUNTIES.  
 
* WINDS...SOUTHWEST TO WEST WINDS 20 TO 30 MPH WITH GUSTS UP TO 45  
MPH.  
 
* HUMIDITY...AS LOW AS 17 PERCENT IN THE AFTERNOON.  
 
* DURATION...4 TO 7 HOURS.  
 
* IMPACTS...THE COMBINATION OF GUSTY WINDS AND LOW HUMIDITY CAN  
CAUSE FIRE TO RAPIDLY GROW IN SIZE AND INTENSITY BEFORE FIRST  
RESPONDERS CAN CONTAIN THEM.  
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...  
 
AVOID OUTDOOR ACTIVITIES THAT CAN CAUSE A SPARK NEAR DRY  
VEGETATION, SUCH AS YARD WORK, TARGET SHOOTING, OR CAMPFIRES.  
FOLLOW LOCAL FIRE RESTRICTIONS. CHECK WEATHER.GOV/RENO FOR  
UPDATES AND LIVINGWITHFIRE.INFO FOR PREPAREDNESS TIPS.  
 

 
 

 
 
HTTP://WEATHER.GOV/RENO  
 
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