576  
FNUS76 KEKA 180550  
FWSEKA  
 
SPOT FORECAST FOR SPRINGS...US FOREST SERVICE  
NATIONAL WEATHER SERVICE EUREKA CA  
1050 PM PDT SAT OCT 17 2026  
 
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  
AN AREA OF LOW PRESSURE WILL MOVE DOWN THE CA COAST  
EARLY NEXT WEEK AND WILL STALL OFF CEN CA THROUGH LATE WILL. THE  
PRESSURE GRADIENT WILL INCREASE IN ADVANCE OF THE TROUGH, BRINGING  
STRONGER WINDS SUNDAY AFTERNOON. THE MOISTENING NW FLOW WILL  
QUICKLY IMPROVE MINIMUM RH AND OVERNIGHT RECOVERIES. SHOWERS WILL  
BE POSSIBLE STARTING MONDAY WITH MOISTURE WRAPPING NORTHWARD  
AROUND THE LOW. CHANCES OF WETTING RAINFALL ARE CURRENTLY LOW,  
BUT THE POSITION OF THE STALLING LOW MAY ALLOW FOR HIGHER  
CHANCES MONDAY. THERE WILL BE INSTABILITY WITH THE LOW. CHANCES  
FOR THUNDERSTORMS OVER LAND ARE CURRENTLY LOW (LESS THAN 5%), BUT  
THE FORECAST WILL HAVE TO BE WATCHED IF THE LOW TAPS INTO  
SUBTROPICAL MOISTURE FROM THE SOUTH. THIS SCENARIO COULD ALSO  
GENERATE MORE PRODUCTIVE RAIN PRODUCING SHOWERS MID TO LATE IN THE  
WEEK.  
   
REST OF TONIGHT  
 
SKY/WEATHER.........CLEAR.  
CWR.................0 PERCENT.  
MIN TEMPERATURE.....52 TO 57.  
MAX HUMIDITY........56 PERCENT AND UP TO 83 PERCENT CLOSER TO THE  
LAKE.  
WIND (20 FT)........VARIABLE 1 TO 3 MPH.  
MIXING HEIGHT.......500 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 5 TO 6 MPH.  
 
TIME (PDT) 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........1 1 1 1 1 1 2  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0  
TEMP............68 66 65 64 63 62 60  
RH..............33 37 38 41 43 46 51  
20 FT WIND DIR..SE SE SE SE SE SE SE  
20 FT WIND SPD..1 1 1 1 1 1 1  
20 FT WIND GUST.2 2 2 2  
MIX HGT (KFT)...0.5 0.5 0.5 0.5 0.5 0.5 0.5  
TRANSP WIND DIR.NW NW NW NW NW NW NW  
TRANSP WIND SPD.6 6 6 6 6 6 5  
   
SUNDAY  
 
SKY/WEATHER.........SUNNY.  
CWR.................0 PERCENT.  
MAX TEMPERATURE.....AROUND 77.  
MIN HUMIDITY........29 TO 35 PERCENT.  
WIND (20 FT)........VARIABLE 2 TO 4 MPH...BECOMING SOUTHWEST AROUND  
8 MPH EARLY IN THE AFTERNOON, THEN...SHIFTING  
TO THE NORTHWEST AROUND 6 MPH LATE IN THE  
AFTERNOON. STRONGER WINDS GUSTING TO 25 MPH CAN  
BE EXPECTED THROUGH TERRAIN GAPS AND RIDGES.  
MIXING HEIGHT.......500 FT AGL, LIFTING TO 2000 FT AGL INCREASING TO  
1300-3100 FT AGL EARLY IN THE AFTERNOON.  
TRANSPORT WINDS.....NORTHWEST AROUND 5 MPH SOUTHWEST 8 TO 9 MPH LATE  
IN THE MORNING.  
 
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........2 2 1 1 1 0 0 0 1 1 1 1  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............59 59 57 59 63 67 70 74 75 75 76 75  
RH..............51 53 55 57 58 49 38 29 28 29 30 29  
20 FT WIND DIR..SE SE S S S SW SW SW SW SW SW NW  
20 FT WIND SPD..1 1 1 1 1 3 3 3 8 8 8 6  
20 FT WIND GUST.2 2 2 2 2 5 5 5 13 13 13 9  
MIX HGT (KFT)...0.5 0.5 0.6 0.6 0.6 2.0 2.0 2.0 3.1 3.1 3.1 1.3  
TRANSP WIND DIR.NW NW NW NW NW SW SW SW SW SW SW W  
TRANSP WIND SPD.5 5 5 5 5 9 9 9 9 9 9 8  
 
 
FORECASTER...WOOD  
REQUESTED BY...US FOREST  
TYPE OF REQUEST...WILDFIRE  
.TAG 2623960.0/EKA  
.DELDT 10/17/26  
.EMAIL CAMNFC@FIRNET.GOV  
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