705  
FNUS76 KSGX 092133  
FWSSGX  
 
SPOT FORECAST FOR HEAD TRIP...CAL FIRE RIVERSIDE  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
233 PM PDT FRI OCT 9 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 1400 PDT ON OCTOBER 09.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
TYPICAL IF WARM WEATHER CONTINUES TODAY AND MOST OF TOMORROW,  
WITH TYPICAL DIURNAL WINDS FROM THE SOUTHEAST IN THE LATE MORNING  
INTO THE AFTERNOON SWITCHING TO THE NORTHWEST IN THE LATE  
AFTERNOON INTO THE EARLY EVENING. INCREASING CLOUD COVER AS  
TROPICAL STORM RACHEL APPROACHES FROM THE SOUTH TONGIHT AND  
TOMORROW. PRECIPITATION IS POSSIBLE STARTING IN THE LATE  
AFTERNOON, WITH CHANCES INCREASING TO ABOUT 30% BY LATE EVENING.  
THIS IS EXPECTED TO BE LIGHT INITIALLY, WITH 0 TO 0.10 INCHES OF  
PRECIPITATION EXPECTED SATURDAY. BANDS OF HEAVIER PRECIPITATION AND  
GUSTIER WINDS ARE EXPECTED SUNDAY, WITH THE MOST LIKELY TIME  
PERIODS BEING SUNDAY MORNING AND AFTERNOON.  
 
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY.  
MAX TEMPERATURE.....AROUND 104 DEGREES.  
MIN HUMIDITY........19 PERCENT.  
SURFACE WINDS (MPH).SOUTHEAST WINDS AROUND 5 MPH LATE IN THE  
AFTERNOON BECOMING LIGHT, THEN SHIFTING TO  
THE WEST-NORTHWEST 5-8 MPH IN THE EARLY EVENING.  
RIDGETOP...........SOUTH AROUND 10 MPH.  
CHANCE OF PCPN......0 PERCENT.  
MIXING HEIGHT.......9000 FT AGL.  
TRANSPORT WINDS.....SOUTHEAST 7 TO 10 MPH.  
RAINFALL AMOUNT.....0.00 INCHES.  
SNOWFALL AMOUNT.....0.0 INCHES.  
SNOW LEVEL..........12600-12700 FT.  
 
TIME (PDT) 2PM 3PM 4PM 5PM  
SKY (%).........17 17 17 3  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............104 103 103 101  
RH..............19 19 19 20  
SURFACE WND DIR.SE SE SE S  
SURFACE WND SPD.9 9 9 6  
SURFACE WND GST.16 16 14 10  
RIDGE WIND DIR..S S SW SW  
RIDGE WIND SPD..10 10 10 10  
CHC OF PCPN (%).0 0 0 0  
SNOW LVL (KFT)..13 13 13 13  
   
TONIGHT
 
 
SKY/WEATHER.........CLEAR AT FIRST BECOMING INCREASINGLY CLOUDY.  
MIN TEMPERATURE.....AROUND 74 DEGREES.  
MAX HUMIDITY........52 PERCENT.  
SURFACE WINDS (MPH).WEST-NORTHWEST WINDS 5-8 MPH SHIFTING TO  
THE NORTHWEST 6-10 MPH EARLY IN THE EVENING.  
RIDGETOP...........NORTHWEST 10-20 MPH.  
CHANCE OF PCPN......0 PERCENT.  
MIXING HEIGHT.......DECREASING TO 200 FT AGL.  
TRANSPORT WINDS.....SOUTH AROUND 8 MPH SHIFTING TO THE NORTHWEST 8  
TO 12 MPH.  
RAINFALL AMOUNT.....0.00 INCHES.  
SNOWFALL AMOUNT.....0.0 INCHES.  
SNOW LEVEL..........12000-12600 FT DECREASING TO 11500-11600 FT  
OVERNIGHT.  
 
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........3 3 2 2 2 8 8 8 43 43 43 93  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............98 94 90 88 86 84 82 81 80 78 77 76  
RH..............23 26 30 33 35 38 40 42 43 46 47 48  
SURFACE WND DIR.W W NW NW NW NW N NW NW NW NW NW  
SURFACE WND SPD.6 10 10 11 10 10 9 9 9 9 9 7  
SURFACE WND GST.12 17 17 18 18 17 17 16 15 14 15 14  
RIDGE WIND DIR..W W NW NW NW NW N NW NW NW NW NW  
RIDGE WIND SPD..12 17 17 18 18 17 17 16 15 14 15 14  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
SNOW LVL (KFT)..13 13 12 12 12 12 12 12 12 12 12 12  
   
SATURDAY
 
 
SKY/WEATHER.........MOSTLY CLOUDY. 30% CHANCE OF RAIN SHOWERS AND  
THUNDERSTORMS LATE IN THE DAY. ANY PRECIPITATION  
BEFORE MIDNIGHT IS EXPECTED TO REMAIN BELOW 0.10".  
MAX TEMPERATURE.....AROUND 94 DEGREES.  
MIN HUMIDITY........29 PERCENT.  
SURFACE WINDS (MPH).LIGHT WINDS BECOMING SOUTHEAST 5-8 MPH WITH  
GUSTS TO AROUND 12 MPH EARLY IN THE AFTERNOON,  
THEN BECOMING LIGHT LATE IN THE AFTERNOON, THEN  
BECOMING NORTHWEST 4-7 MPH AFTER 1800 PDT.  
RIDGETOP...........SOUTHEAST 5-10 MPH EARLY IN THE AFTERNOON SWITCHING  
TO NORTHWEST 10-20 MPH AFTER 1800 PDT.  
CHANCE OF PCPN......40 PERCENT.  
MIXING HEIGHT.......5000 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 6 TO 10 MPH SHIFTING TO THE SOUTHWEST  
LATE IN THE MORNING.  
RAINFALL AMOUNT.....0.03 INCHES.  
SNOWFALL AMOUNT.....0.0 INCHES.  
SNOW LEVEL..........11600-12200 FT.  
 
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........93 93 95 95 95 89 89 89 70 70 70 97  
WEATHER COV..... CHC  
WEATHER TYPE.... RW  
TSTM COV........ SCH  
TEMP............75 74 77 81 86 90 91 92 93 92 92 91  
RH..............51 52 50 44 37 32 31 30 29 29 29 31  
SURFACE WND DIR.NW W N S E SE SE SE SE SE E NE  
SURFACE WND SPD.3 3 0 1 1 6 4 7 10 11 6 3  
SURFACE WND GST.8 8 6 6 12 9 13 18 20 10 6  
RIDGE WIND DIR..NW W N S E SE SE SE SE SE E NE  
RIDGE WIND SPD..8 8 6 6 12 12 13 18 20 10 6  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 40  
SNOW LVL (KFT)..12 12 12 12 12 12 12 12 12 12 12 12  
 

 
FORECASTER...CHANDLER PRICE  
REQUESTED BY...DUTY OFFICER  
TYPE OF REQUEST...OTHER  
.TAG 2623507.0/SGX  
.DELDT 10/09/26  
.FORMATTERVERSION 2.0.0  
.EMAIL RRUECCCAPTAINS@FIRE.CA.GOV  
 
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