635  
FNUS76 KEKA 161243  
FWSEKA  
 
SPOT FORECAST FOR AIRPORT...SHASTA-TRINITY NF  
NATIONAL WEATHER SERVICE EUREKA CA  
443 AM PST TUE DEC 16 2025  
 
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
 
IF YOU HAVE QUESTIONS OR CONCERNS REGARDING THIS FORECAST, PLEASE  
CONTACT OUR OFFICE AT (707) 443-6484  
 
PLEASE DO NOT RESPOND DIRECTLY IF YOU HAVE RECEIVED THIS IN AN EMAIL.  
   
DISCUSSION
 
 
RAIN WILL RETURN TODAY AS A SYSTEM BRINGS WETTING RAINS TO MUCH OF  
NORTHWEST CALIFORNIA, INCLUDING THE BURN SITE. WINDS WILL GENERALLY BE  
LIGHT DURING THE DAY BUT THEN BEGIN TO INCREASE OUT OF THE WEST TONIGHT  
INTO WEDNESDAY. GUSTS COULD EXCEED 25 MPH DURING THE DAY WEDNESDAY AS  
COLDER AIR MOVES OVER THE REGION AND MIXING INCREASES.RAIN WILL DECREASE  
IN COVERAGE THROUGH THE DAY ON WEDNESDAY.  
   
TODAY
 
 
SKY/WEATHER.........PATCHY FOG. RAIN.  
CWR.................88 PERCENT.  
MAX TEMPERATURE.....AROUND 53.  
MIN HUMIDITY........100 PERCENT.  
WIND (20 FT)........VARIABLE 1 TO 3 MPH.  
MIXING HEIGHT.......300-700 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 5 MPH.  
   
TONIGHT
 
 
SKY/WEATHER.........RAIN.  
CWR.................99 PERCENT.  
MIN TEMPERATURE.....AROUND 43.  
MAX HUMIDITY........100 PERCENT.  
WIND (20 FT)........SOUTHEAST WINDS 5 TO 11 MPH.  
MIXING HEIGHT.......700 FT AGL INCREASING TO 1400 FT AGL OVERNIGHT.  
TRANSPORT WINDS.....SOUTH AROUND 9 MPH.  
   
WEDNESDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. PATCHY FOG IN THE MORNING. RAIN  
IN THE MORNING, THEN CHANCE OF RAIN IN THE  
AFTERNOON.  
CWR.................50 PERCENT.  
MAX TEMPERATURE.....AROUND 52.  
MIN HUMIDITY........75 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS 5 TO 6 MPH IN THE  
MORNING...BECOMING VARIABLE 2 TO 4 MPH.  
MIXING HEIGHT.......1600-2700 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 8 MPH.  
 

 
FORECASTER...AYLWARD  
REQUESTED BY...C. WOODMAN  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2527539.0/EKA  
.DELDT 12/16/25  
.EMAIL CHRISTOPHER.WOODMAN@USDA.GOV,RYAN.REGELIN@USDA.GOV,CASEY.DUNN@USDA.GOV  
 
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