470  
FNUS76 KSGX 061134  
FWSSGX  
 
SPOT FORECAST FOR RC-1...FOREST SERVICE  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
434 AM PDT WED MAY 6 2026  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 PDT ON MAY 06.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
A WARMING AND DRYING TREND GETS UNDERWAY ALONG WITH WEAKER WINDS  
TODAY. WARMER WITH LOWER HUMIDITY TREND CONTINUING THURSDAY  
THROUGH MONDAY. QUITE LOW HUMIDITY EACH AFTERNOON FRIDAY THROUGH  
MONDAY, WITH POORER OVERNIGHT RECOVERIES EACH NIGHT. NO STRONG  
WINDS EXPECTED THROUGH TUESDAY, ONLY THE USUAL ONSHORE SEA BREEZE  
AFTERNOONS AND EARLY EVENINGS. SLIGHTLY COOLER WITH SLIGHTLY  
HIGHER HUMIDITY TUESDAY.  
   
TODAY  
 
SKY/WEATHER.........SUNNY (0-10 PERCENT).  
MAX TEMPERATURE.....AROUND 64.  
MIN HUMIDITY........51 PERCENT.  
EYE LEVEL WINDS.....LIGHT WINDS BECOMING WEST UP TO 6 MPH WITH  
GUSTS TO AROUND 10 MPH LATE IN THE AFTERNOON.  
WIND (20 FT)........  
SLOPE/VALLEY.......WEST WINDS 5 TO 8 MPH EARLY IN THE MORNING  
BECOMING LIGHT, THEN BECOMING WEST 6 TO 8 MPH  
WITH GUSTS TO AROUND 14 MPH LATE IN THE  
AFTERNOON.  
RIDGETOP...........NORTHWEST 5 TO 10 MPH.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......3700 FT AGL.  
TRANSPORT WINDS.....WEST 2 TO 10 MPH.  
 
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........7 7 8 8 8 6 6 6 2 2 2 3  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............44 46 47 50 52 55 59 61 63 64 63 63  
RH..............90 86 83 79 75 68 60 54 51 52 55 60  
20 FT WIND DIR..W W W SW W N NE N W W W W  
20 FT WIND SPD..2 2 1 1 1 1 2 2 3 6 7 8  
20 FT WIND GUST.6 6 4 4 5 4 6 6 7 11 13 14  
EYE LVL WND DIR.W W W SW W N NE N W W W W  
EYE LVL WND SPD.1 1 1 1 1 1 1 1 2 4 5 6  
EYE LVL WND GST.5 4 3 3 4 3 4 4 5 8 9 10  
RIDGE WIND DIR..NW NW N NW NW N NW NW N NW NW N  
RIDGE WIND SPD..10 10 10 5 5 5 5 5 10 5 5 10  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
   
TONIGHT  
 
SKY/WEATHER.........CLEAR (0-5 PERCENT).  
MIN TEMPERATURE.....AROUND 48.  
MAX HUMIDITY........79 PERCENT.  
EYE LEVEL WINDS.....WEST WINDS AROUND 4 MPH EARLY IN THE EVENING  
BECOMING LIGHT.  
WIND (20 FT)........  
SLOPE/VALLEY.......NORTHWEST WINDS AROUND 5 MPH EARLY IN THE  
EVENING BECOMING LIGHT.  
RIDGETOP...........NORTH 5 TO 10 MPH SHIFTING TO THE NORTHWEST  
OVERNIGHT, THEN SHIFTING TO THE NORTH  
OVERNIGHT.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......200 FT AGL.  
TRANSPORT WINDS.....WEST 6 TO 10 MPH SHIFTING TO THE NORTH 2 TO 5  
MPH IN THE LATE EVENING AND OVERNIGHT.  
 
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........3 3 2 2 2 2 2 2 3 3 3 1  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............61 60 58 57 54 52 50 49 49 50 50 51  
RH..............72 72 71 72 73 77 78 78 79 79 79 79  
20 FT WIND DIR..W W NW NW N NE N NW W NW NW NW  
20 FT WIND SPD..7 5 3 3 2 2 2 2 2 2 2 2  
20 FT WIND GUST.11 10 8 6 6 6 6 6 6 6 6 6  
EYE LVL WND DIR.W W NW NW N NE N NW W NW NW NW  
EYE LVL WND SPD.4 4 3 2 1 1 1 1 1 1 1 1  
EYE LVL WND GST.8 7 6 5 4 4 4 4 4 4 4 4  
RIDGE WIND DIR..NW N N N N NE N NW NE N N NE  
RIDGE WIND SPD..5 5 10 5 5 10 5 5 10 5 10 10  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
   
THURSDAY  
 
SKY/WEATHER.........SUNNY (0-5 PERCENT).  
MAX TEMPERATURE.....AROUND 73.  
MIN HUMIDITY........40 PERCENT.  
EYE LEVEL WINDS.....LIGHT WINDS BECOMING WEST UP TO 7 MPH WITH  
GUSTS TO AROUND 11 MPH IN THE AFTERNOON.  
WIND (20 FT)........  
SLOPE/VALLEY.......WEST WINDS 5 TO 10 MPH EARLY IN THE MORNING  
BECOMING LIGHT, THEN BECOMING WEST 5 TO 10 MPH  
WITH GUSTS TO AROUND 17 MPH IN THE AFTERNOON.  
RIDGETOP...........NORTH 5 TO 10 MPH SHIFTING TO THE NORTHWEST  
LATE IN THE AFTERNOON.  
CWR.................0 PERCENT.  
MIXING HEIGHT.......5100 FT AGL.  
TRANSPORT WINDS.....NORTHWEST 2 TO 8 MPH SHIFTING TO THE WEST 10 TO  
12 MPH LATE IN THE AFTERNOON.  
 
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........1 1 3 3 3 2 2 2 2 2 2 2  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............54 58 61 65 66 69 71 72 73 72 72 71  
RH..............71 64 57 52 48 45 42 41 41 42 47 50  
20 FT WIND DIR..NW N N N N N N W W W W W  
20 FT WIND SPD..2 1 1 1 2 2 3 5 6 8 9 10  
20 FT WIND GUST.6 5 5 5 5 6 7 9 11 14 16 17  
EYE LVL WND DIR.NW N N N N N N W W W W W  
EYE LVL WND SPD.1 1 1 1 1 1 2 4 4 6 7 7  
EYE LVL WND GST.4 4 4 4 4 4 5 7 8 10 11 11  
RIDGE WIND DIR..NE NE NE NE N N N N N N NW NW  
RIDGE WIND SPD..10 10 10 10 5 5 5 5 5 5 10 10  
CWR.............0 0 0 0 0 0 0 0 0 0 0 0  
   
FORECAST DAYS 3 THROUGH 7  
   
FRIDAY  
 
MOSTLY CLEAR. LOWS IN THE MID 50S. HIGHS IN THE MID 70S. LIGHT  
WINDS AT EYE LEVEL.   
SATURDAY  
 
CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE MID 70S. SOUTH WINDS  
AROUND 5 MPH AT EYE LEVEL.    
SUNDAY  
 
CLEAR. LOWS IN THE UPPER 50S. HIGHS IN THE LOWER 80S. SOUTH WINDS  
AROUND 5 MPH AT EYE LEVEL.    
MONDAY  
 
CLEAR. LOWS IN THE LOWER 60S. HIGHS IN THE MID 80S. NORTHWEST WINDS  
AROUND 5 MPH AT EYE LEVEL.    
TUESDAY  
 
CLEAR. LOWS IN THE MID 60S. HIGHS IN THE LOWER 80S. SOUTHWEST  
WINDS AROUND 6 MPH AT EYE LEVEL.  
 
 
FORECASTER...MIGUEL MILLER  
REQUESTED BY...CYRUS GALVAN  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2612271.6/SGX  
.DELDT 05/06/26  
.FORMATTERVERSION 2.0.0  
.EMAIL CYRUS.GALVAN@USDA.GOV  
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