571  
FNUS76 KEKA 082232  
FWSEKA  
 
SPOT FORECAST FOR SHAMROCK VMP...CAL FIRE  
NATIONAL WEATHER SERVICE EUREKA CA  
332 PM PDT FRI MAY 8 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
 
BUILDING HEAT AND DRY WEATHER THIS WEEKEND WILL  
PEAK AROUND MONDAY AND TUESDAY. THIS WILL BRINGS HIGH  
TEMPERATURES IN THE MID 80S AND RH AT OR BELOW 30 PERCENT. WINDS  
WILL BE GENERALLY GENTLE OUT OF THE SOUTHWEST WITH SIGNIFICANT  
TERRAIN INFLUENCE. SLIGHTLY COOLER AND MORE MOIST CONDITIONS WILL  
BUILD IN AROUND WEDNESDAY AND MID WEEK. THERE IS A SLIGHT, BUT  
VERY UNCERTAIN 10% CHANCE OF THUNDERSTORMS AND SHOWERS LATE WEEK,  
POSSIBLY AS SOON AS WEDNESDAY.  
   
TUESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING SUNNY.  
CWR.................0.  
MAX TEMPERATURE.....AROUND 85.  
MIN HUMIDITY........30 PERCENT.  
WIND (20 FT)........SOUTHWEST 4 TO 7 MPH.  
MIXING HEIGHT.......2000 TO 3000 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 8 TO 12 MPH.  
 
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........41 41 41 41 41 27 27 27 27 27 27 24  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............M M M M M M M M M M M M  
TEMP............52 54 57 62 68 74 78 81 83 84 83 80  
RH..............84 83 77 66 54 44 38 34 32 30 30 33  
20 FT WIND DIR..N N NE NE NE SW SW SW SW SW SW W  
20 FT WIND SPD..0 0 1 1 1 5 5 5 7 7 7 7  
20 FT WIND GUST.2 2 2 2 2 13 13 13 16 16 16 13  
MIX HGT (KFT)...0.4 0.4 0.4 0.4 0.4 2.7 2.7 2.7 3.0 3.0 3.0 1.7  
TRANSP WIND DIR.NE NE NE NE NE S S S S S S W  
TRANSP WIND SPD.5 5 5 5 5 10 10 10 10 10 10 8  
   
TUESDAY NIGHT
 
 
SKY/WEATHER.........PARTLY CLOUDY.  
CWR.................0.  
MIN TEMPERATURE.....AROUND 46.  
MAX HUMIDITY........90 PERCENT.  
WIND (20 FT)........DOWNSLOPE 1 TO 3 MPH.  
MIXING HEIGHT.......100 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 1 TO 3 MPH.  
 
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........24 24 24 24 24 34 34 34 34 34 34 33  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............M M M M M M M M M M M M  
TEMP............75 70 64 60 56 53 51 49 48 47 46 46  
RH..............39 49 60 69 75 80 84 87 89 92 93 93  
20 FT WIND DIR..W W W W W N N N N N N N  
20 FT WIND SPD..7 7 2 2 2 1 1 1 0 0 0 0  
20 FT WIND GUST.13 13 5 5 5 3 3 3 2 2 2 2  
MIX HGT (KFT)...1.7 1.7 0.5 0.5 0.5 0.4 0.4 0.4 0.4 0.4 0.4 0.4  
TRANSP WIND DIR.W W W W W SE SE SE SE SE SE SE  
TRANSP WIND SPD.8 8 8 8 8 1 1 1 1 1 1 3  
   
WEDNESDAY
 
 
SKY/WEATHER.........PARTLY CLOUDY THEN BECOMING SUNNY.  
CWR.................2.  
MAX TEMPERATURE.....AROUND 75.  
MIN HUMIDITY........40 PERCENT.  
WIND (20 FT)........WEST 5 TO 8 MPH.  
MIXING HEIGHT.......1500 TO 2300 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 9 TO 12 MPH/  
 
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........33 33 33 33 33 18 18 18 18 18 18 14  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CWR.............M M M M M M M M M M M M  
TEMP............46 47 50 55 61 67 71 74 76 76 75 73  
RH..............92 90 83 71 59 50 45 42 40 39 40 43  
20 FT WIND DIR..N N N N N W W W W W W W  
20 FT WIND SPD..0 0 0 0 0 5 5 5 7 7 7 7  
20 FT WIND GUST.2 2 3 3 3 10 10 10 14 14 14 12  
MIX HGT (KFT)...0.4 0.4 0.7 0.7 0.7 3.1 3.1 3.1 3.7 3.7 3.7 2.3  
TRANSP WIND DIR.SE SE SE SE SE S S S S S S SW  
TRANSP WIND SPD.3 3 3 3 3 12 12 12 12 12 12 9  
 

 
FORECASTER...JAMES WHITE  
REQUESTED BY...CHRIS VALLERGA  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2613179.0/EKA  
.DELDT 05/08/26  
.EMAIL CHRIS.VALLERGA@FIRE.CA.GOV  
 
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