875  
FNUS76 KSTO 110127  
FWSSTO  
 
SPOT FORECAST FOR HAWK...CALFIRE AEU  
NATIONAL WEATHER SERVICE SACRAMENTO CA  
627 PM PDT MON AUG 10 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0700 PDT ON AUGUST 11.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
LIGHT WINDS DURING THE MORNING BECOME WESTERLY BY THE LATE MORNING  
AT 5-10MPH THROUGH THE MID AFTERNOON. A FEW GUSTS UP TO 15MPH  
CAN'T BE RULED OUT DURING THE LATE MORNING TO EARLY AFTERNOON. LATE  
AFTERNOON TOWARDS THE EVENING HOURS WINDS GO LIGHT ONCE AGAIN.  
OTHERWISE, WE WILL SEE 10-15MPH SOUTHWESTERLY WINDS ALONG THE  
RIDGETOP THROUGHOUT THE DAY AND INTO THE EVENING AND OVERNIGHT  
HOURS. CONDITIONS WILL BE DRY, WITH TEMPERATURES IN THE LOW TO MID  
90S. MINIMUM RH VALUES WILL BE IN THE LOW TO MID 20S, WITH  
OVERNIGHT RECOVERIES IN THE UPPER 40S TO LOWER 50S. CHANCE FOR  
THUNDERSTORMS WEDNESDAY INTO THURSDAY, WITH THE POTENTIAL FOR WET  
AND DRY THUNDERSTORMS. HIGHEST CHANCES WILL BE LONG THE SIERRA  
CREST AND FURTHER TOWARD NEVADA.  
   
TUESDAY  
 
SKY/WEATHER.........SUNNY.  
MAX TEMPERATURE.....90-94.  
MIN HUMIDITY........20-26 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......LIGHT WINDS BECOMING WEST 5 TO 10 MPH LATE IN  
THE MORNING, THEN BECOMING LIGHT LATE IN THE  
AFTERNOON.  
RIDGETOP...........SOUTHWEST 10 TO 15 MPH.  
MIXING HEIGHT.......4200 FT AGL.  
TRANSPORT WINDS.....SOUTH 6 TO 7 MPH SHIFTING TO THE SOUTHWEST 7 TO  
8 MPH LATE IN THE MORNING.  
CWR.................0 PERCENT.  
CHANCE OF THUNDER...1 PERCENT.  
 
TIME (PDT) 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......CLR MCR MCR MCR MCR CLR CLR CLR CLR CLR CLR  
CWR.............0 0 0 0 0 0 0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0  
TEMP............75 78 82 87 89 90 90 91 91 92 90  
RH..............36 37 35 33 32 30 29 26 24 22 22  
SL/VL WIND DIR..SE SW SW SW SW W W W W W W  
SL/VL WIND SPD..1 2 2 3 5 6 6 6 6 6 3  
SL/VL WIND GUST.3 5 6 9 12 13 13 13 13 13 12  
RIDGE WIND DIR..SW SW SW SW S SW SW SW SW SW SW  
RIDGE WIND SPD..15 15 14 13 13 13 14 14 14 14 14  
MIX HGT (KFT)...0.4 1.4 1.4 1.4 3.2 3.2 3.2 4.2 4.2 4.2 3.1  
TRANSP WIND DIR.SE S S S SW SW SW SW SW SW W  
TRANSP WIND SPD.7 6 6 6 8 8 8 8 8 8 7  
   
TUESDAY NIGHT  
 
SKY/WEATHER.........MOSTLY CLEAR THEN BECOMING MOSTLY CLOUDY.  
MIN TEMPERATURE.....66-70.  
MAX HUMIDITY........48-52 PERCENT.  
WIND (20 FT)........  
SLOPE/VALLEY.......LIGHT WINDS.  
RIDGETOP...........SOUTHWEST 10 TO 15 MPH.  
MIXING HEIGHT.......400 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 1 TO 7 MPH SHIFTING TO THE EAST LATE  
IN THE EVENING.  
CWR.................1 PERCENT.  
CHANCE OF THUNDER...2 PERCENT.  
 
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY COVER.......CLR CLR MCR MCR MCR PC PC PC MC MC MC MC  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............90 88 82 78 76 75 74 74 74 74 73 73  
RH..............27 29 33 39 41 43 45 44 45 45 44 46  
SL/VL WIND DIR..W W W W W E E E N N N N  
SL/VL WIND SPD..3 3 1 1 1 1 1 1 0 0 0 0  
SL/VL WIND GUST.12 12 3 3 3 3 3 3 2 2 2 2  
RIDGE WIND DIR..SW SW SW SW SW SW SW S S S S S  
RIDGE WIND SPD..13 13 12 12 12 12 12 13 13 14 14 15  
MIX HGT (KFT)...3.1 3.1 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4 0.4  
TRANSP WIND DIR.W W S S S E E E E E E E  
TRANSP WIND SPD.7 7 1 1 1 6 6 6 6 6 6 6  
 
 
FORECASTER...JS  
REQUESTED BY...NICK PIMLOTT  
TYPE OF REQUEST...WILDFIRE  
.TAG 2619402.0/STO  
.DELDT 08/10/26  
.FORMATTERVERSION 2.0.0  
.EMAIL NICK.PIMLOTT@FIRE.CA.GOV  
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