365  
FNUS76 KEKA 072048  
FWSEKA  
 
SPOT FORECAST FOR BUTLER...USFS SRF  
NATIONAL WEATHER SERVICE EUREKA CA  
148 PM PDT MON JUL 7 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
 
AN UPPER LOW BRINGS A SLIGHT CHANCE (15%) FOR DRY  
THUNDERSTORMS MONDAY AFTERNOON. THE STORMS MAY GO THE NORTH AND  
EAST OF THE AREA, THERE IS QUITE A BIT OF UNCERTAINTY ON THE EXACT  
LOCATION. ANY STORMS THAT DO FORM MAY PRODUCE GUSTY AND ERRATIC  
WINDS. EVEN IF THE STORMS REMAIN AWAY FROM THE SITE THERE MAY  
STILL BE BETTER VENTILATION. COOLER TEMPERATURES ARE EXPECTED  
TUESDAY AND WEDNESDAY WITH MAINLY LIGHT AND DIURNALLY DRIVEN  
WINDS. THURSDAY AND FRIDAY WARMER AND DRY WEATHER IS EXPECTED WITH  
MORE DISTINCT WINDS, EASTERLY OVERNIGHT AND WESTERLY IN THE  
AFTERNOON. THIS WILL ALSO BRING LOWER AFTERNOON RH AND LOWER RH  
RECOVERIES OVERNIGHT.  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR. AREAS OF SMOKE. SLIGHT CHANCE OF  
THUNDERSTORMS IN THE EVENING.  
CWR.................0 PERCENT.  
MIN TEMPERATURE.....AROUND 60.  
MAX HUMIDITY........55 TO 65 PERCENT.  
WIND (20 FT)........WEST WINDS 6 TO 9 MPH IN THE  
EVENING...BECOMING VARIABLE 3 TO 6 MPH,  
THEN...BECOMING SOUTHEAST AROUND 5 MPH.  
MIXING HEIGHT.......DROPPING TO 400 FT AGL.  
TRANSPORT WINDS.....WEST AROUND 13 MPH BECOMING SOUTHEAST AROUND 5  
MPH LATE IN THE EVENING.  
 
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........25 25 6 6 6 10 10 10 5 5 5 4  
WEATHER COV.....ARS ARS ARS ARS ARS ARS ARS ARS ARS ARS ARS ARS  
WEATHER TYPE....SMK SMK SMK SMK SMK SMK SMK SMK SMK SMK SMK SMK  
TSTM COV........SCH SCH SCH SCH SCH  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............95 90 83 75 72 70 68 65 64 63 62 61  
RH..............22 27 33 38 41 44 47 49 52 54 57 58  
20 FT WIND DIR..SW SW W W W SE SE SE SE SE SE SE  
20 FT WIND SPD..9 9 6 6 5 3 3 3 5 5 5 3  
20 FT WIND GUST.15 13 9 9 9 8 8 8 7 7 7 6  
MIX HGT (KFT)...1.4 1.3 1.1 0.9 0.6 0.3 0.2 0.1 0.1 0.1 0.1 0.1  
TRANSP WIND DIR.W W W SW SW SE SE SE SE SE SE S  
TRANSP WIND SPD.13 13 13 11 10 5 5 5 5 5 5 5  
   
TUESDAY
 
 
SKY/WEATHER.........SUNNY. AREAS OF SMOKE.  
CWR.................0 PERCENT.  
MAX TEMPERATURE.....AROUND 85  
MIN HUMIDITY........25 TO 30 PERCENT.  
WIND (20 FT)........VARIABLE/EAST 3 TO 6 MPH...BECOMING WEST 6 TO 10 MPH  
LATE IN THE MORNING.  
MIXING HEIGHT.......0-100 FT AGL INCREASING TO 3600-4400 FT AGL  
LATE IN THE MORNING.  
TRANSPORT WINDS.....SOUTH 5 TO 9 MPH BECOMING WEST AROUND 10 MPH  
LATE IN THE AFTERNOON.  
 
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........4 4 3 3 3 0 0 0 0 0 0 2  
WEATHER COV.....ARS ARS ARS ARS ARS ARS ARS ARS ARS ARS ARS ARS  
WEATHER TYPE....SMK SMK SMK SMK SMK SMK SMK SMK SMK SMK SMK SMK  
TSTM COV........  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............60 63 65 68 72 75 79 81 83 85 87 85  
RH..............55 54 48 45 40 35 33 31 29 29 38 31  
20 FT WIND DIR..SE SE NE NE NE W W W W W W W  
20 FT WIND SPD..3 3 2 2 2 6 6 6 9 9 9 10  
20 FT WIND GUST.6 6 6 6 6 10 10 10 15 15 15 15  
MIX HGT (KFT)...0.1 0.1 0.4 1.1 1.3 2.4 2.9 3.4 3.6 3.6 3.4 1.7  
TRANSP WIND DIR.S S S S S SW SW SW SW SW SW W  
TRANSP WIND SPD.5 5 5 5 5 9 9 9 9 9 9 10  
 

 
FORECASTER...KIDWELL  
REQUESTED BY...JOEL BERG  
TYPE OF REQUEST...WILDFIRE  
.TAG 2517330.3/EKA  
.DELDT 07/07/25  
.EMAIL JOEL.BERG@USDA.GOV  
 
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