122  
FNUS75 KREV 151036  
FWSREV  
 
SPOT FORECAST FOR IRSC #207...USFS  
NATIONAL WEATHER SERVICE RENO NV  
236 AM PST MON DEC 15 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 PST ON DECEMBER 15.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL  
WEATHER SERVICE IN RENO.  
   
DISCUSSION  
 
* DRY CONDITIONS, MILD WEATHER, AND LIGHT WINDS CONTINUE TODAY.  
 
* POOR TO MARGINAL VENTILATION TODAY, INCREASING TO FAIR BY TUESDAY.  
 
* INCREASING WEST WINDS AND A 55% CHANCE OF OF WETTING RAINS  
TUESDAY NIGHT INTO WEDNESDAY.  
   
TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.  
TEMPERATURE.........35-38 AT IGNITION...MAX 50-55.  
RH..................40-45% AT IGNITION...MIN 30-33%.  
20-FOOT WINDS.......WINDS SOUTHWEST 3-7 MPH.  
CHC WETTING RAIN....0%.  
CHANCE OF THUNDER...0%.  
MIXING HEIGHT.......200-500 FT AGL THEN 1100-1500 FT AGL IN THE  
AFTERNOON.  
TRANSPORT WINDS.....LIGHT WINDS BECOMING WEST AROUND 10 MPH IN THE  
AFTERNOON.  
VENTILATION.........POOR TO MARGINAL.  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY.  
TEMPERATURE.........MIN 38-41.  
RH..................MAX 75-80%.  
20-FOOT WINDS.......DOWNSLOPE 2-6 MPH.  
CHC WETTING RAIN....0%.  
CHANCE OF THUNDER...0%.  
MIXING HEIGHT.......200-500 FT AGL.  
TRANSPORT WINDS.....LIGHT WINDS BECOMING WEST AROUND 10 MPH  
OVERNIGHT.  
VENTILATION.........POOR.  
   
TUESDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY. 30% CHANCE OF RAIN IN THE AFTERNOON.  
TEMPERATURE.........MAX 49-54.  
RH..................MIN 60-65%.  
20-FOOT WINDS.......SOUTHWEST 8-12 MPH WITH GUSTS UP TO 18 MPH.  
CHC WETTING RAIN....10%.  
CHANCE OF THUNDER...0%.  
MIXING HEIGHT.......200-500 FT AGL THEN 1700-2500 FT AGL IN THE  
AFTERNOON.  
TRANSPORT WINDS.....SOUTHWEST 10-15 MPH.  
VENTILATION.........POOR TO FAIR.  
 
 
FORECASTER...FUENTES/CRESPO  
REQUESTED BY...CHRIS ENRIQUEZ  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2527425.0/REV  
.DELDT 12/15/25  
.FORMATTERVERSION 2.0.0  
.EMAIL CHRISTIAN.ENRIQUEZ@USDA.GOV  
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