927  
FNUS76 KEKA 080104  
FWSEKA  
 
SPOT FORECAST FOR HELANA...FS  
NATIONAL WEATHER SERVICE EUREKA CA  
604 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
 
WARM AND DRY CONDITIONS CONTINUE THROUGH THE WEEK. SOME  
IMPROVEMENT IN RH EXPECTED AS TEMPERATURES TREND DOWN SLIGHTLY  
FROM THE WEEKEND. BREEZY WESTERLY AFTERNOON WINDS CONTINUE, WITH  
SLIGHTLY HIGHER WINDS POSSIBLE WEDNESDAY. WINDS EASE AFTER  
NEAR SUNSET AND BECOME MAINLY LIGHT AND TERRAIN DRIVEN. WARMER  
AND DRIER CONDITIONS POSSIBLE LATER IN THE WEEK.  
   
TONIGHT
 
 
SKY/WEATHER.........CLEAR.  
CWR.................1 PERCENT.  
MIN TEMPERATURE.....AROUND 62.  
MAX HUMIDITY........46 PERCENT.  
WIND (20 FT)........WEST WINDS 5 TO 8 MPH IN THE EVENING...BECOMING  
VARIABLE 2 TO 4 MPH.  
MIXING HEIGHT.......5500 FT AGL DECREASING TO 300 FT AGL  
OVERNIGHT.  
TRANSPORT WINDS.....EAST AROUND 7 MPH.  
   
TUESDAY
 
 
SKY/WEATHER.........SUNNY.  
CWR.................0 PERCENT.  
MAX TEMPERATURE.....AROUND 89.  
MIN HUMIDITY........22 PERCENT.  
WIND (20 FT)........VARIABLE 2 TO 5 MPH...BECOMING SOUTHEAST 5 TO 10  
MPH IN THE AFTERNOON. GUSTS TO 15 POSSIBLE.  
MIXING HEIGHT.......1500-3400 FT AGL INCREASING TO 9000 FT AGL  
IN THE AFTERNOON.  
TRANSPORT WINDS.....SOUTHEAST AROUND 11 MPH.  
   
TUESDAY NIGHT
 
 
SKY/WEATHER.........CLEAR.  
CWR.................0 PERCENT.  
MIN TEMPERATURE.....AROUND 59.  
MAX HUMIDITY........53 PERCENT.  
WIND (20 FT)........SOUTHWEST WINDS 5 TO 10 MPH IN THE  
EVENING...BECOMING VARIABLE 2 TO 4 MPH.  
MIXING HEIGHT.......8000 FT AGL DECREASING TO 300 FT AGL  
OVERNIGHT.  
TRANSPORT WINDS.....NORTH AROUND 5 MPH.  
   
WEDNESDAY
 
 
SKY/WEATHER.........SUNNY.  
CWR.................0 PERCENT.  
MAX TEMPERATURE.....AROUND 89.  
MIN HUMIDITY........27 PERCENT.  
WIND (20 FT)........VARIABLE 1 TO 3 MPH...BECOMING WEST 10 TO 15 MPH  
IN THE AFTERNOON. LESS SHELTERED AREAS COULD  
SEE GUSTS TO 20 MPH.  
MIXING HEIGHT.......8000 FT AGL LATE IN THE AFTERNOON.  
TRANSPORT WINDS.....NORTH AROUND 6 MPH.  
 

 
FORECASTER...BOOMSMA  
REQUESTED BY...CD  
TYPE OF REQUEST...WILDFIRE  
.TAG 2517297.4/EKA  
.DELDT 07/07/25  
.EMAIL JIMYACOUB@GMAIL.COM,CASEY.DUNN@USDA.GOV  
 
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