913  
FNUS76 KMTR 250125  
FWSMTR  
 
SPOT FORECAST FOR DEPARTMENT OF STATE HOSPITALS - NAPA VEGETATION...DEPARTMENT OF STATE HOSPITALS - NAPA  
NATIONAL WEATHER SERVICE SAN FRANCISCO CA  
525 PM PST MON NOV 24 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0800 PST ON NOVEMBER 25.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
QUIET WEATHER IS EXPECTED THIS WEEK AS HIGH PRESSURE  
BUILDS ACROSS THE REGION. WINDS WILL STAY LIGHT AND OFFSHORE  
THROUGH THE FORECAST PERIOD WITH WINDS GRADUALLY TRANSITIONING  
FROM MORE SOUTHERLY ON TUESDAY TO MORE EASTERLY BY WEDNESDAY.  
PROBABILISTIC GUIDANCE INDICATES GUSTS GREATER THAN 10 MPH ARE NOT  
ANTICIPATED DURING THE FORECAST PERIOD. OVERNIGHT HUMIDITY  
RECOVERIES REMAIN EXCELLENT WHILE CONTINUING LIGHT OFFSHORE FLOW  
WILL RESULT IN DRIER, BUT STILL FAIR, DAYTIME HUMIDITY RETENTION.  
BUILDING HIGH PRESSURE WILL RESULT IN A SHALLOW MARINE LAYER  
(APPROX. 500 FT) CONFINED DIRECTLY ALONG THE COASTLINE.  
 
NOTE: THIS SPOT FORECAST WAS MODIFIED FOR A BURN DATE OF  
11/25/2025 FROM A BURN DATE OF 12/25/2025. ATTEMPTED TO CONTACT  
SPOT SUBMITTER TWICE BUT DID NOT RECEIVE A CALL BACK. IF YOU WOULD  
LIKE A FORECAST FOR 12/25/2025 PLEASE RESUBMIT CLOSER TO THAT  
DATE. IF THIS BURN IS TAKING PLACE ON A DAY THAT IS NOT  
11/25/2025 PLEASE LET US KNOW SO WE CAN ISSUE A NEW FORECAST.  
   
TUESDAY
 
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....60-64.  
MIN HUMIDITY........68-74 PERCENT.  
WIND (20 FT)........SOUTH WINDS 5 TO 6 MPH.  
CWR.................0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MIXING HEIGHT.......1000 FT AGL.  
TRANSPORT WINDS.....NORTHEAST AROUND 4 MPH.  
MARINE LAYER........NONE.  
   
TUESDAY NIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
MIN TEMPERATURE.....41-45.  
MAX HUMIDITY........87-100 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS 5 TO 7 MPH.  
CWR.................0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MIXING HEIGHT.......0 FT AGL.  
TRANSPORT WINDS.....NORTHEAST AROUND 5 MPH.  
MARINE LAYER........NONE.  
   
WEDNESDAY
 
 
SKY/WEATHER.........MOSTLY SUNNY. PATCHY FOG IN THE MORNING.  
MAX TEMPERATURE.....60-64.  
MIN HUMIDITY........63-69 PERCENT.  
WIND (20 FT)........EAST WINDS 5 TO 8 MPH.  
CWR.................0 PERCENT.  
CHANCE OF THUNDER...0 PERCENT.  
MIXING HEIGHT.......1100 FT AGL.  
TRANSPORT WINDS.....NORTHEAST AROUND 5 MPH.  
MARINE LAYER........NONE.  
 

 
FORECASTER...R_KENNEDY  
REQUESTED BY...KEVIN BRODIE  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2526589.0/MTR  
.DELDT 11/24/25  
.FORMATTERVERSION 2.0.0  
.EMAIL KEVIN.BRODIE@DSH.CA.GOV  
 
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