513
FNUS76 KEKA 061254
FWSEKA
SPOT FORECAST FOR HELANA...FS
NATIONAL WEATHER SERVICE EUREKA CA
554 AM PDT SUN JUL 6 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
HOT AND DRY WEATHER WILL CONTINUE TO BUILD IN.
MINIMUM RH WILL DROP TO THE LOW TEENS SUNDAY WITH DIURNALLY
DRIVEN AFTERNOON GUSTS. LOCALIZED INVERSIONS WEAKEN AND LIFT IN
THE AFTERNOONS. RECOVERIES WILL BE IN THE LOW TO UPPER 40S
SUNDAY. A CUTOFF LOW OFF THE COAST WILL DRIVE IN SOME ELEVATED
MOISTURE AND INSTABILITY ON MONDAY. THIS WILL BRING A 10 TO UP TO
15% CHANCE FOR THUNDERSTORMS OVER SOME PORTIONS OF THIS ZONE
MONDAY AFTERNOON, WITH BETTER CHANCES FARTHER NE.
TODAY
SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....85 TO 93.
MIN HUMIDITY........13 PERCENT.
WIND (20 FT)........VARIABLE 1 TO 3 MPH. TURNING SOUTH TO
SOUTH-SOUTHWEST IN THE AFTERNOON, GUSTING UP
TO 15 MPH
MIXING HEIGHT.......1200-2500 FT AGL INCREASING TO 5000 FT AGL LATE
IN THE MORNING, THEN INCREASING TO 9000 FT AGL
EARLY IN THE AFTERNOON DECREASING TO 6000 FT
AGL LATE IN THE AFTERNOON.
TRANSPORT WINDS.....SOUTHEAST AROUND 8 MPH.
TONIGHT
SKY/WEATHER.........CLEAR.
CWR.................0 PERCENT.
MIN TEMPERATURE.....AROUND 63.
MAX HUMIDITY........41 TO 48 PERCENT.
WIND (20 FT)........SOUTHWEST TO WEST WINDS 5 TO 8 MPH IN THE
EVENING...BECOMING NORTHEAST 2 TO 4 MPH.
MIXING HEIGHT.......6500 FT AGL DECREASING TO 1200 FT AGL EARLY
IN THE EVENING. LOWERING BELOW 500 FT AGL LATE.
TRANSPORT WINDS.....EAST AROUND 6 MPH.
MONDAY
SKY/WEATHER.........SUNNY.
CWR.................0 PERCENT.
MAX TEMPERATURE.....91 TO 98.
MIN HUMIDITY........17 TO 20 PERCENT.
WIND (20 FT)........NORTHEAST 2 TO 4 MPH...BECOMING SOUTH 5 TO 6
MPH IN THE AFTERNOON.
MIXING HEIGHT.......300 FT AGL INCREASING TO 2000 FT AGL LATE
IN THE MORNING, THEN INCREASING TO 4500 FT AGL
EARLY IN THE AFTERNOON INCREASING TO 9000 FT
AGL LATE IN THE AFTERNOON. DECREASING TO 4500
FT IN THE EARLY EVENING.
TRANSPORT WINDS.....SOUTHEAST AROUND 6 MPH. BECOMING WEST
AT 8 MPH IN THE LATE AFTERNOON TO EVENING.
FORECASTER...WOOD
REQUESTED BY...CD
TYPE OF REQUEST...WILDFIRE
.TAG 2517297.2/EKA
.DELDT 07/06/25
.EMAIL CASEY.DUNN@USDA.GOV,JIMYACOUB@GMAIL.COM
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