680  
FNUS76 KEKA 121713  
FWSEKA  
 
SPOT FORECAST FOR REDWOOD COAST FIRE PREPAREDNESS DRILL...CALFIRE  
NATIONAL WEATHER SERVICE EUREKA CA  
1013 AM PDT TUE MAY 12 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 WINDS THIS MORNING NEAR CALM WILL VEER WESTERLY FROM  
3 TO 5MPH, LASTING INTO THE EVENING AND TURNING NORTHERLY 5 OR 6PM.  
RH MINIMUM TODAY WILL BOTTOM OUT AROUND 35% WITH A HIGH TEMPERATURE TODAY OF  
78-79F. RH OVERNIGHT RECOVERY INTO WEDNESDAY RANGES 60%-96%.  
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY THEN  
BECOMING MOSTLY CLOUDY.  
CWR.................0 PERCENT.  
MAX TEMPERATURE.....AROUND 80.  
MIN HUMIDITY........35 PERCENT.  
WIND (20 FT)........VARIABLE 2 TO 4 MPH...BECOMING WEST AROUND 5  
MPH EARLY IN THE AFTERNOON, THEN...SHIFTING TO  
THE NORTH LATE IN THE AFTERNOON.  
MIXING HEIGHT.......1000-2700 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 5 TO 9 MPH.  
 
TIME (PDT) 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........60 54 54 54 49 49 49 57  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0  
TEMP............59 64 70 74 77 78 78 78  
RH..............79 67 56 48 42 39 36 35  
20 FT WIND DIR..N W W W W W W N  
20 FT WIND SPD..0 3 3 3 5 5 5 5  
20 FT WIND GUST. 5 5 5 13 13 13 6  
MIX HGT (KFT)...1.0 2.3 2.3 2.3 2.7 2.7 2.7 1.8  
TRANSP WIND DIR.N NW NW NW NW NW NW N  
TRANSP WIND SPD.5 8 8 8 8 8 8 9  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY THEN  
BECOMING MOSTLY CLOUDY. PATCHY FOG AFTER  
MIDNIGHT.  
CWR.................9 PERCENT INCREASING TO 12 PERCENT EARLY IN THE  
MORNING.  
MIN TEMPERATURE.....AROUND 47.  
MAX HUMIDITY........95 PERCENT.  
WIND (20 FT)........NORTH WINDS AROUND 5 MPH EARLY IN THE  
EVENING...BECOMING VARIABLE 1 TO 3 MPH.  
MIXING HEIGHT.......500-1800 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 7 TO 10 MPH.  
 
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........57 57 42 42 42 52 52 52 79 79 79 61  
WEATHER COV..... PTY PTY PTY PTY  
WEATHER TYPE.... FOG FOG FOG FOG  
TSTM COV........  
CWR.............0 0 0 0 0 10 10 10 10 10 10 10  
TEMP............75 70 65 57 54 52 50 50 50 49 49 49  
RH..............38 47 56 68 77 83 90 92 93 93 94 95  
20 FT WIND DIR..N N N N N N N N N N N N  
20 FT WIND SPD..5 5 0 0 0 0 0 0 0 0 0 1  
20 FT WIND GUST.6 6 8 8 8 2 2 2 5 5 5 9  
MIX HGT (KFT)...1.8 1.8 0.5 0.5 0.5 0.8 0.8 0.8 0.9 0.9 0.9 0.5  
TRANSP WIND DIR.N N N N N NW NW NW NW NW NW N  
TRANSP WIND SPD.9 9 9 9 9 7 7 7 7 7 7 10  
   
WEDNESDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY THEN BECOMING PARTLY CLOUDY THEN  
BECOMING SUNNY. PATCHY FOG EARLY IN THE  
MORNING.  
CWR.................12 PERCENT DECREASING TO 0 PERCENT LATE IN THE  
AFTERNOON.  
MAX TEMPERATURE.....AROUND 72.  
MIN HUMIDITY........39 PERCENT.  
WIND (20 FT)........VARIABLE 2 TO 5 MPH...BECOMING NORTHWEST 6 TO 9  
MPH WITH GUSTS TO AROUND 23 MPH LATE IN THE  
MORNING.  
MIXING HEIGHT.......500 FT AGL INCREASING TO 2300-3400 FT AGL EARLY  
IN THE MORNING.  
TRANSPORT WINDS.....NORTH 10 TO 15 MPH.  
 
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........61 61 30 30 30 10 10 10 9 9 9 4  
WEATHER COV.....PTY PTY  
WEATHER TYPE....FOG FOG  
TSTM COV........  
CWR.............10 10 10 10 10 10 10 10 10 10 10 0  
TEMP............48 49 50 51 54 58 62 67 70 71 72 70  
RH..............95 93 88 84 76 63 55 47 40 38 37 39  
20 FT WIND DIR..N N N N N NW NW NW N N N N  
20 FT WIND SPD..1 1 3 3 3 6 6 6 8 8 8 7  
20 FT WIND GUST.9 9 14 14 14 16 16 16 22 22 22 23  
MIX HGT (KFT)...0.5 0.5 2.5 2.5 2.5 3.4 3.4 3.4 3.4 3.4 3.4 2.3  
TRANSP WIND DIR.N N N N N N N N N N N N  
TRANSP WIND SPD.10 10 10 10 10 15 15 15 15 15 15 15  
 

 
FORECASTER...SWAFFORD  
REQUESTED BY...MATTHEW TURNER  
TYPE OF REQUEST...WILDFIRE  
.TAG 2613385.1/EKA  
.DELDT 05/12/26  
.EMAIL MATT.TURNER@FIRE.CA.GOV  
 
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