002  
FNUS76 KSGX 051616  
FWSSGX  
 
SPOT FORECAST FOR GRADE...CAL FIRE SDU  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
916 AM PDT WED AUG 5 2026  
 
FORECAST IS BASED ON FORECAST START TIME OF 0953 PDT ON AUGUST 05.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
..HEAT ADVISORY IN EFFECT UNTIL 8 PM PDT SATURDAY
 
 
   
DISCUSSION
 
 
TEMPERATURES REMAINING IN THE UPPER 80S WITH A HEAT ADVISORY IN  
EFFECT THROUGH THE WEEKEND. OVERNIGHT LOWS WILL ALSO BE ABNORMALLY  
WARM IN THE MID TO UPPER 60S. WINDS WILL FOLLOW A TYPICAL DIURNAL  
PATTERN WITH AFTERNOON WESTERLY WINDS GUSTING TO AROUND 10-12 MPH  
WITH LIGHT AND VARIABLE AFTER SUNSET AND PREVAILING OVERNIGHT.  
MOISTURE IS SLOWLY IMPROVING TODAY, WITH FURTHER IMPROVEMENT INTO  
THE END OF THE WEEK AS AFTERNOON MIN RH REMAINS ABOVE 30% WITH  
OVERNIGHT RECOVERY AROUND 70%. NO PRECIPITATION CHANCES TODAY WITH  
AROUND A 5-10% CHANCE FOR A NEARBY STORM THURSDAY AFTERNOON.  
   
REST OF TODAY
 
 
SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT).  
MAX TEMPERATURE.....AROUND 88.  
MIN HUMIDITY........25 PERCENT.  
EYE LEVEL WINDS.....LIGHT WINDS BECOMING WEST UP TO 6 MPH WITH  
GUSTS TO AROUND 10 MPH IN THE LATE MORNING AND  
AFTERNOON.  
WIND (20 FT)........  
SLOPE/VALLEY.......LIGHT WINDS BECOMING WEST 5 TO 10 MPH WITH  
GUSTS TO AROUND 14 MPH IN THE LATE MORNING AND  
AFTERNOON.  
RIDGETOP...........NORTH 0 TO 5 MPH.  
CWR.................1 PERCENT.  
 
TIME (PDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........11 11 8 8 8 8 8 8 7  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............78 83 86 87 87 86 87 84 84  
RH..............32 25 25 27 29 31 33 38 40  
20 FT WIND DIR..SE SW W W W W W W W  
20 FT WIND SPD..1 5 7 9 9 10 10 10 9  
20 FT WIND GUST.2 6 10 11 12 14 14 14 13  
EYE LVL WND DIR.S SW SW SW SW W W W W  
EYE LVL WND SPD.1 3 4 4 5 6 6 6 6  
EYE LVL WND GST.2 4 7 8 9 10 10 10 9  
RIDGE WIND DIR..N N N N NE N N N NE  
RIDGE WIND SPD..5 5 0 5 5 5 5 5 5  
CWR.............0 0 0 0 0 0 0 0 0  
   
TONIGHT
 
 
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).  
MIN TEMPERATURE.....AROUND 66.  
MAX HUMIDITY........67 PERCENT.  
EYE LEVEL WINDS.....WEST WINDS UP TO 5 MPH EARLY IN THE EVENING  
BECOMING LIGHT.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTHWEST WINDS AROUND 5 MPH EARLY IN THE  
EVENING BECOMING LIGHT.  
RIDGETOP...........NORTH 0 TO 5 MPH SHIFTING TO THE SOUTHWEST LATE  
IN THE EVENING, THEN SHIFTING TO THE EAST LATE  
IN THE EVENING SHIFTING TO THE NORTH OVERNIGHT  
SHIFTING TO THE EAST 5 TO 10 MPH.  
CWR.................1 PERCENT.  
 
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........7 7 3 3 3 11 11 11 13 13 13 10  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............81 78 76 74 72 71 70 70 68 67 67 66  
RH..............43 50 55 58 60 61 60 59 62 63 64 67  
20 FT WIND DIR..W W W SW SW SW SW SW SW SW W W  
20 FT WIND SPD..8 5 3 2 2 2 2 2 1 2 2 2  
20 FT WIND GUST.13 9 6 4 4 5 5 4 5 4  
EYE LVL WND DIR.W W W SW SW SW SW W N W W NW  
EYE LVL WND SPD.5 4 1 1 1 1 1 1 0 1 1 1  
EYE LVL WND GST.9 7 4 3 3 4 4 3 4 3  
RIDGE WIND DIR..N N NE SW SW E N N E NE E SE  
RIDGE WIND SPD..0 0 5 0 0 5 0 0 10 5 5 10  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
 

 
FORECASTER...SAMANTHA ZUBER  
REQUESTED BY...CHARLES TYLER  
TYPE OF REQUEST...WILDFIRE  
.TAG 2618784.4/SGX  
.DELDT 08/05/26  
.FORMATTERVERSION 2.0.0  
.EMAIL CHARLES.TYLER@FIRE.CA.GOV  
 
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