602  
FNUS76 KSTO 160237  
FWSSTO  
 
SPOT FORECAST FOR DORRINGTON PSP WIND...USFS  
NATIONAL WEATHER SERVICE SACRAMENTO CA  
737 PM PDT THU OCT 15 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0700 PDT ON OCTOBER 16.  
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
..RED FLAG WARNING IN EFFECT UNTIL 10 AM PDT FRIDAY  
 
   
DISCUSSION  
 
A RED FLAG WARNING REMAINS IN EFFECT THROUGH 10AM FRIDAY. MINIMUM  
RH VALUES ON FRIDAY WILL BE IN THE TEENS, WITH EASTERLY WINDS OF 5  
TO 13MPH. GUSTS UP TO 30MPH POSSIBLE IN THE MORNING. BY THE  
AFTERNOON WINDS SHIFT TOWARD THE SW AT 4-6MPH. OVERNIGHT WINDS GO  
TOWARD THE NE AT 5-10MPH. SIMILAR WINDS AT 20 FEET, WHILE UPPER  
SLOPE/RIDGE WINDS FRIDAY WILL BE EASTERLY AROUND 10-15MPH.  
OVERNIGHT THEY TURN TOWARD THE SW AROUND 5 TO 8 MPH. CONDITIONS  
WILL BE DRY ON FRIDAY AND SAME WITH SATURDAY, WITH MINIMUM RH  
VALUES SATURDAY IN THE TEENS. WINDS WILL BE NORTHWESTERLY ALONG  
THE RIDGE/UPPER SLOPE AT 10-12MPH, WHILE THE VALLEY AND SURFACE  
WILL BE NE AT 5-8MPH IN THE MORNING.  
 
   
FRIDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....77-81.  
MIN HUMIDITY........12-16 PERCENT.  
SURFACE WINDS (MPH).EAST WINDS 5 TO 13 MPH WITH GUSTS TO AROUND 30  
MPH SHIFTING TO THE SOUTHWEST 4 TO 6 MPH IN  
THE AFTERNOON.  
WIND (20 FT)........  
VALLEY/LWR SLOPES..EAST WINDS 5 TO 13 MPH WITH GUSTS TO AROUND 30  
MPH SHIFTING TO THE SOUTHWEST 4 TO 6 MPH IN  
THE AFTERNOON.  
RIDGE/UPPER SLOPE..EAST WINDS 10 TO 15 MPH.  
MIXING HEIGHT.......4300 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST AROUND 9 MPH.  
PCPN AMOUNT.........0.00 INCHES.  
SNOWFALL AMOUNT.....0.0 INCHES.  
SNOW LEVEL..........9500 FT.  
CHANCE OF THUNDER...0 PERCENT.  
   
FRIDAY NIGHT  
 
SKY/WEATHER.........CLEAR.  
CHANCE OF PCPN......0 PERCENT.  
MIN TEMPERATURE.....53-57.  
MAX HUMIDITY........27-31 PERCENT.  
SURFACE WINDS (MPH).NORTHEAST WINDS 5 TO 8 MPH.  
WIND (20 FT)........  
VALLEY/LWR SLOPES..NORTHEAST WINDS 5 TO 8 MPH.  
RIDGE/UPPER SLOPE..SOUTHWEST WINDS 5 TO 8 MPH.  
MIXING HEIGHT.......300 FT AGL.  
TRANSPORT WINDS.....NORTHEAST AROUND 9 MPH.  
PCPN AMOUNT.........0.00 INCHES.  
SNOWFALL AMOUNT.....0.0 INCHES.  
SNOW LEVEL..........9500 FT.  
CHANCE OF THUNDER...0 PERCENT.  
   
SATURDAY  
 
SKY/WEATHER.........SUNNY.  
CHANCE OF PCPN......0 PERCENT.  
MAX TEMPERATURE.....73-77.  
MIN HUMIDITY........13-17 PERCENT.  
SURFACE WINDS (MPH).NORTHEAST WINDS 5 TO 8 MPH SHIFTING TO THE WEST  
IN THE AFTERNOON.  
WIND (20 FT)........  
VALLEY/LWR SLOPES..NORTHEAST WINDS 5 TO 8 MPH SHIFTING TO THE WEST  
IN THE AFTERNOON.  
RIDGE/UPPER SLOPE..NORTHWEST WINDS 10 TO 12 MPH.  
MIXING HEIGHT.......6900 FT AGL.  
TRANSPORT WINDS.....NORTHWEST AROUND 10 MPH.  
PCPN AMOUNT.........0.00 INCHES.  
SNOWFALL AMOUNT.....0.0 INCHES.  
SNOW LEVEL..........9500 FT.  
CHANCE OF THUNDER...0 PERCENT.  
 
 
FORECASTER...JS  
REQUESTED BY...SETH GREENE  
TYPE OF REQUEST...OTHER  
.TAG 2623746.2/STO  
.DELDT 10/16/26  
.FORMATTERVERSION 2.0.0  
.EMAIL REBECCA.SANDS@USDA.GOV,SETH.M.GREENE@USDA.GOV  
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