331  
FNUS76 KEKA 171832  
FWSEKA  
 
SPOT FORECAST FOR BIG FLAT RX...FOREST SERVICE  
NATIONAL WEATHER SERVICE EUREKA CA  
1032 AM PST MON NOV 17 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
 
DRIER WEATHER IS FORECAST TUESDAY AND MOST OF  
WEDNESDAY. RH IS FORECAST TO BE 50S OR 60S WITH GOOD OVERNIGHT  
RECOVERIES. NORTHEAST WINDS MAY BE BREEZY IN THE AFTERNOON  
TUESDAY, WITH GUSTS OF 10-15 MPH POSSIBLE IN UNSHELTERED AREAS.  
WINDS TURN SOUTHERLY AHEAD OF A FRONT ON WEDNESDAY, WITH GUSTS  
INCREASING BY THE AFTERNOON TO 10-20 MPH. RAIN IS POSSIBLE  
STARTING LATE AFTERNOON AND BECOMES LIKELIER OVERNIGHT WEDNESDAY.  
   
TUESDAY
 
 
SKY/WEATHER.........SUNNY.  
CWR.................1 PERCENT.  
MAX TEMPERATURE.....AROUND 57.  
MIN HUMIDITY........65 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS 5 TO 10 MPH.  
MIXING HEIGHT.......1700 FT AGL.  
TRANSPORT WINDS.....NORTHEAST AROUND 9 MPH.  
 
TIME (PST) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........17 17 17 20 20 20 10 10  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0  
TEMP............53 56 57 57 57 56 54 51  
RH..............72 68 67 65 65 68 71 76  
20 FT WIND DIR..NE NE NE NE NE NE NE NE  
20 FT WIND SPD..6 6 6 6 6 6 4 4  
20 FT WIND GUST.10 10 10 11 11 11 6 6  
MIX HGT (KFT)...0.7 0.7 0.7 1.7 1.7 1.7 1.7 0.7  
TRANSP WIND DIR.NE NE NE NE NE NE E E  
TRANSP WIND SPD.9 9 9 9 9 9 9 9  
   
TUESDAY NIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR.  
CWR.................0 PERCENT.  
MIN TEMPERATURE.....AROUND 39.  
MAX HUMIDITY........81 PERCENT.  
WIND (20 FT)........NORTHEAST WINDS 6 TO 10 MPH EARLY IN THE  
EVENING...BECOMING VARIABLE 2 TO 4 MPH.  
MIXING HEIGHT.......200 FT AGL.  
TRANSPORT WINDS.....EAST 8 TO 9 MPH, SOUTHEAST AROUND 7 MPH EARLY IN  
THE MORNING.  
 
TIME (PST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........10 6 6 6 5 5 5 5 5 5 8 8  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............49 46 44 43 42 42 41 41 41 41 40 39  
RH..............78 79 81 82 81 79 76 74 75 76 77 76  
20 FT WIND DIR..N NE NE NE E E E E E E E E  
20 FT WIND SPD..7 8 8 8 3 3 3 3 3 3 2 2  
20 FT WIND GUST.9 9 9 9 7 7 7 7 7 7 7 7  
MIX HGT (KFT)...0.7 0.7 0.7 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2 0.2  
TRANSP WIND DIR.E E E E E E E E E E SE SE  
TRANSP WIND SPD.9 9 9 9 8 8 8 8 8 8 7 7  
   
WEDNESDAY
 
 
SKY/WEATHER.........SUNNY THEN BECOMING PARTLY CLOUDY THEN BECOMING  
MOSTLY CLOUDY. CHANCE OF RAIN LATE IN THE  
AFTERNOON.  
CWR.................4 PERCENT INCREASING TO 54 PERCENT LATE IN THE  
AFTERNOON.  
MAX TEMPERATURE.....AROUND 60.  
MIN HUMIDITY........59 PERCENT.  
WIND (20 FT)........VARIABLE 2 TO 4 MPH...BECOMING SOUTH AROUND 10 TO 15  
MPH LATE IN THE AFTERNOON.  
MIXING HEIGHT.......2000 FT AGL.  
TRANSPORT WINDS.....SOUTH 7 TO 13 MPH.  
 
TIME (PST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........8 17 17 17 27 27 27 58 58 58 83 83  
WEATHER COV..... CHC CHC  
WEATHER TYPE.... RN RN  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 50 50  
TEMP............39 40 44 49 53 57 59 60 59 58 56 55  
RH..............73 70 66 62 59 58 58 61 66 73 79 82  
20 FT WIND DIR..E E E E SE SE SE SE SE SE S S  
20 FT WIND SPD..2 2 2 2 3 3 3 3 3 3 12 12  
20 FT WIND GUST.7 7 7 7 5 5 5 5 5 5 15 15  
MIX HGT (KFT)...0.2 0.2 0.2 0.2 1.0 1.0 1.0 2.0 2.0 2.0 2.0 1.4  
TRANSP WIND DIR.SE SE SE SE S S S S S S S S  
TRANSP WIND SPD.7 7 7 7 10 10 10 10 10 10 13 13  
 

 
FORECASTER...BOOMSMA  
REQUESTED BY...C.PUCKETT  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2526150.0/EKA  
.DELDT 11/17/25  
.EMAIL CHRISTOPHER.PUCKETT@USDA.GOV  
 
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