897  
FNUS76 KEKA 111726  
FWSEKA  
 
SPOT FORECAST FOR REDWOOD COAST FIRE PREPAREDNESS DRILL...CALFIRE  
NATIONAL WEATHER SERVICE EUREKA CA  
1026 AM PDT MON MAY 11 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  
LIGHT NORTHERLIES PICKING UP TO 3-4MPH AFTER NOON TIME  
AND EASING TO CALM WINDS BY SUNSET. RH MINIMUM BOTTOMS OUT AT 34-35%  
AROUND 3PM-6PM WITH THE HIGHEST TEMPERATURES AT THIS TIME 88-90F.  
OVERNIGHT RECOVERY RH VALUES RANGE 60%-90% OVERNIGHT INTO TUESDAY MORNING.  
   
REST OF TODAY  
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING MOSTLY CLOUDY.  
CWR.................0 PERCENT.  
MAX TEMPERATURE.....AROUND 90.  
MIN HUMIDITY........35 PERCENT.  
WIND (20 FT)........NORTH WINDS 5 TO 8 MPH.  
MIXING HEIGHT.......1200-2400 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 5 TO 7 MPH.  
 
TIME (PDT) 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........40 40 40 28 28 28 53  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0  
TEMP............67 75 83 87 89 90 89  
RH..............65 53 43 37 34 33 34  
20 FT WIND DIR..N N N N N N N  
20 FT WIND SPD..5 5 5 7 7 7 8  
20 FT WIND GUST.6 6 6 9 9 9 12  
MIX HGT (KFT)...1.6 1.6 1.6 2.4 2.4 2.4 1.2  
TRANSP WIND DIR.NW NW NW NW NW NW N  
TRANSP WIND SPD.5 5 5 5 5 5 7  
   
TONIGHT  
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY THEN  
BECOMING MOSTLY CLOUDY. PATCHY FOG LATE IN THE  
EVENING.  
CWR.................0 PERCENT.  
MIN TEMPERATURE.....AROUND 51.  
MAX HUMIDITY........97 PERCENT.  
WIND (20 FT)........NORTHWEST WINDS 5 TO 8 MPH IN THE  
EVENING...BECOMING VARIABLE 2 TO 4 MPH.  
MIXING HEIGHT.......400-1200 FT AGL.  
TRANSPORT WINDS.....NORTH 5 TO 7 MPH.  
 
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........53 53 47 47 47 54 54 54 57 57 57 73  
WEATHER COV..... PTY PTY PTY PTY PTY PTY PTY  
WEATHER TYPE.... FOG FOG FOG FOG FOG FOG FOG  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............86 79 70 64 59 56 54 53 52 52 52 51  
RH..............39 49 61 71 80 87 94 95 97 96 96 97  
20 FT WIND DIR..N N NW NW NW N N N N N N N  
20 FT WIND SPD..8 8 5 5 5 3 3 3 3 3 3 3  
20 FT WIND GUST.12 12 6 6 6 5 5 5 5 5 5 5  
MIX HGT (KFT)...1.2 1.2 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4  
TRANSP WIND DIR.N N N N N N N N N N N N  
TRANSP WIND SPD.7 7 7 7 7 5 5 5 5 5 5 5  
   
TUESDAY  
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY THEN  
BECOMING MOSTLY CLOUDY. PATCHY FOG EARLY IN THE  
MORNING.  
CWR.................0 PERCENT.  
MAX TEMPERATURE.....AROUND 80.  
MIN HUMIDITY........36 PERCENT.  
WIND (20 FT)........VARIABLE 1 TO 3 MPH...BECOMING WEST AROUND 5  
MPH EARLY IN THE AFTERNOON.  
MIXING HEIGHT.......400-1100 FT AGL INCREASING TO 2000-2800 FT AGL  
LATE IN THE MORNING.  
TRANSPORT WINDS.....NORTH AROUND 5 MPHWEST AROUND 6 MPH LATE IN THE  
MORNING, THENNORTH AROUND 9 MPH LATE IN THE  
AFTERNOON.  
 
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........73 73 54 54 54 47 47 47 45 45 45 53  
WEATHER COV.....PTY PTY  
WEATHER TYPE....FOG FOG  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............52 53 54 57 60 65 70 74 77 78 78 78  
RH..............96 92 85 82 78 66 55 47 41 37 35 36  
20 FT WIND DIR..N N N N N W W W W W W NW  
20 FT WIND SPD..3 3 0 0 0 3 3 3 5 5 5 5  
20 FT WIND GUST.5 5 5 5 5 6 6 6 15  
MIX HGT (KFT)...0.4 0.4 1.1 1.1 1.1 2.5 2.5 2.5 2.8 2.8 2.8 2.0  
TRANSP WIND DIR.N N N N N W W W W W W N  
TRANSP WIND SPD.5 5 5 5 5 6 6 6 6 6 6 9  
 
 
FORECASTER...SWAFFORD  
REQUESTED BY...MATTHEW TURNER  
TYPE OF REQUEST...WILDFIRE  
.TAG 2613385.0/EKA  
.DELDT 05/11/26  
.EMAIL MATT.TURNER@FIRE.CA.GOV  
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