696  
WWUS85 KREV 240659  
RFWREV  
 
URGENT - FIRE WEATHER MESSAGE  
NATIONAL WEATHER SERVICE RENO NV  
1159 PM PDT SAT MAY 23 2026  
 
CAZ270-278-NVZ458-242330-  
/O.CON.KREV.FW.A.0001.260525T1900Z-260526T0600Z/  
SURPRISE VALLEY CALIFORNIA-EASTERN LASSEN COUNTY-  
NORTHERN WASHOE COUNTY-  
1159 PM PDT SAT MAY 23 2026  
 
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON  
THROUGH MONDAY EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE  
WEATHER ZONES 270, 278, AND 458...  
 
* AFFECTED AREA...FIRE WEATHER ZONE 270 SURPRISE VALLEY  
CALIFORNIA, FIRE WEATHER ZONE 278 EASTERN LASSEN COUNTY, FIRE  
WEATHER ZONE 458 NORTHERN WASHOE COUNTY.  
 
* WINDS...WEST-SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 45 MPH.  
 
* HUMIDITY...MINIMUM RELATIVE HUMIDITY BETWEEN 10-15 PERCENT.  
 
* DURATION...3 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.  
 
 
 
 
 
NVZ423-242330-  
/O.CON.KREV.FW.A.0001.260525T1900Z-260526T0600Z/  
WEST HUMBOLDT BASIN IN PERSHING COUNTY-  
1159 PM PDT SAT MAY 23 2026  
 
...FIRE WEATHER WATCH REMAINS IN EFFECT FROM MONDAY AFTERNOON  
THROUGH MONDAY EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE  
WEATHER ZONE 423...  
 
* AFFECTED AREA... FIRE WEATHER ZONE 423 WEST HUMBOLDT BASIN IN  
PERSHING COUNTY, INCLUDING THE QUARTZ FIRE.  
 
* WINDS...WEST-SOUTHWEST 20 TO 30 MPH WITH GUSTS UP TO 40 MPH.  
 
* HUMIDITY...MINIMUM RELATIVE HUMIDITY BETWEEN 10-15 PERCENT.  
 
* DURATION...3 TO 6 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.  
 
 
 
 
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