683  
FNUS76 KSGX 021205  
FWSSGX  
 
SPOT FORECAST FOR UNIT 25...US FOREST SERVICE  
NATIONAL WEATHER SERVICE SAN DIEGO CA  
505 AM PDT WED APR 2 2025  
 
FORECAST IS BASED ON IGNITION TIME OF 0600 PDT ON APRIL 02.  
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
COOL TODAY THROUGH THURSDAY. WINDY TODAY. BEST CHANCE OF WETTING  
RAINS ON THURSDAY, WITH A SLIGHT CHANCE OF THUNDERSTORMS. WINDS  
CALM TONIGHT AND NOT AS STRONG THURSDAY. VERY SLIGHT CHANCE OF  
SHOWERS FRIDAY, BUT WARMER. FAIR, DRY AND WARMER WITH WEAK  
OFFSHORE FLOW SUNDAY.  
   
TODAY  
 
SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT).  
MAX TEMPERATURE.....AROUND 53.  
MIN HUMIDITY........41 PERCENT.  
EYE LEVEL WINDS.....SOUTHWEST WINDS 7 TO 11 MPH. GUSTS UP TO 12 MPH  
INCREASING TO 18 MPH LATE IN THE AFTERNOON.  
WIND (20 FT)........  
SLOPE/VALLEY.......WEST WINDS 10 TO 16 MPH. GUSTS UP TO 17 MPH  
INCREASING TO 25 MPH LATE IN THE AFTERNOON.  
RIDGETOP...........NORTHWEST 25 TO 30 MPH BECOMING WEST 15 TO 20  
MPH IN THE LATE MORNING AND AFTERNOON.  
CWR.................5 PERCENT.  
MIXING HEIGHT.......5000 FT AGL.  
TRANSPORT WINDS.....WEST 15 TO 23 MPH.  
 
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........18 18 7 7 7 10 10 10 9 9 9 15  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
TEMP............39 37 39 41 45 51 52 53 53 53 52 52  
RH..............82 85 75 69 56 44 41 42 43 45 47 50  
20 FT WIND DIR..W W W W W W W W SW SW SW SW  
20 FT WIND SPD..10 12 13 13 12 12 12 12 13 14 15 16  
20 FT WIND GUST.17 18 20 20 18 18 18 18 20 21 22 25  
EYE LVL WND DIR.W W W W W W W W SW SW SW SW  
EYE LVL WND SPD.7 8 9 9 8 8 8 9 9 10 11 11  
EYE LVL WND GST.12 13 14 14 13 13 13 13 14 15 16 18  
RIDGE WIND DIR..W NW NW NW NW NW W W W W W W  
RIDGE WIND SPD..25 30 30 20 15 15 15 15 15 15 15 20  
CWR.............0 0 0 0 0 0 0 0 0 0 0 10  
   
TONIGHT  
 
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT). AREAS OF FOG  
LATE IN THE EVENING.  
MIN TEMPERATURE.....AROUND 38.  
MAX HUMIDITY........94 PERCENT.  
EYE LEVEL WINDS.....SOUTH WINDS UP TO 11 MPH WITH GUSTS TO AROUND  
17 MPH SHIFTING TO THE AROUND 4 MPH AFTER 3 AM.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTH WINDS 5 TO 15 MPH WITH GUSTS TO AROUND 23  
MPH.  
RIDGETOP...........WEST 15 TO 20 MPH BECOMING SOUTHWEST AROUND 5  
MPH.  
CWR.................5 PERCENT.  
MIXING HEIGHT.......100 FT AGL.  
TRANSPORT WINDS.....SOUTHWEST 15 TO 23 MPH SHIFTING TO THE SOUTH 8  
TO 13 MPH IN THE LATE EVENING AND OVERNIGHT.  
 
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY (%).........15 15 28 28 28 36 36 36 40 40 40 29  
WEATHER COV..... ARS ARS ARS ARS ARS ARS ARS  
WEATHER TYPE.... FOG FOG FOG FOG FOG FOG FOG  
TSTM COV........  
TEMP............51 47 44 42 42 42 41 41 40 39 40 40  
RH..............56 69 80 86 86 84 85 88 90 94 90 89  
20 FT WIND DIR..SW SW SW SW SW SW SW S S S S S  
20 FT WIND SPD..15 15 14 12 10 8 7 6 6 5 5 5  
20 FT WIND GUST.23 22 21 18 16 14 12 11 10 9 9 8  
EYE LVL WND DIR.SW SW SW SW SW SW SW S S S S S  
EYE LVL WND SPD.11 11 10 9 7 6 5 4 4 4 4 3  
EYE LVL WND GST.17 16 15 13 12 10 9 8 7 7 7 6  
RIDGE WIND DIR..W W W W W NW NW NW W SW SW SW  
RIDGE WIND SPD..20 20 20 15 15 15 10 5 10 5 5 5  
CWR.............10 10 10 10 10 0 0 0 0 0 0 0  
   
THURSDAY  
 
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT) THEN BECOMING  
MOSTLY SUNNY (15-25 PERCENT) THEN BECOMING  
PARTLY CLOUDY (35-45 PERCENT). AREAS OF FOG  
EARLY IN THE MORNING. CHANCE OF RAIN SHOWERS  
AND SLIGHT CHANCE OF THUNDERSTORMS. SLIGHT  
CHANCE OF RAIN SHOWERS LATE IN THE AFTERNOON.  
MAX TEMPERATURE.....AROUND 54.  
MIN HUMIDITY........56 PERCENT.  
EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTHEAST AROUND 4 MPH  
EARLY IN THE AFTERNOON, THEN SHIFTING TO THE  
SOUTH 6 TO 7 MPH WITH GUSTS TO AROUND 12 MPH  
LATE IN THE AFTERNOON.  
WIND (20 FT)........  
SLOPE/VALLEY.......SOUTH WINDS AROUND 5 MPH EARLY IN THE MORNING  
BECOMING LIGHT, THEN BECOMING EAST 5 TO 7 MPH  
EARLY IN THE AFTERNOON SHIFTING TO THE SOUTH 9  
TO 10 MPH WITH GUSTS TO AROUND 16 MPH. GUSTY  
AND ERRATIC WINDS EXPECTED NEAR THUNDERSTORMS  
LATE IN THE MORNING.  
RIDGETOP...........SOUTH AROUND 5 MPH SHIFTING TO THE SOUTHWEST.  
CWR.................4 PERCENT INCREASING TO 24 PERCENT LATE IN THE  
MORNING, THEN DECREASING TO 10 PERCENT LATE IN  
THE AFTERNOON.  
MIXING HEIGHT.......3900 FT AGL.  
TRANSPORT WINDS.....SOUTH 7 TO 10 MPH.  
 
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY (%).........29 29 18 18 18 42 42 42 44 44 44 37  
WEATHER COV.....ARS ARS CHC CHC CHC CHC CHC CHC SCH  
WEATHER TYPE....FOG FOG RW RW RW RW RW RW RW  
TSTM COV........ SCH SCH SCH SCH SCH SCH  
TEMP............40 40 41 43 47 51 53 53 53 53 52 51  
RH..............93 92 90 84 71 60 56 57 59 59 61 63  
20 FT WIND DIR..S S S S SE SE SE E E SE S S  
20 FT WIND SPD..5 3 3 3 3 2 3 3 5 7 9 10  
20 FT WIND GUST.8 8 7 7 6 6 6 7 9 11 15 16  
EYE LVL WND DIR.S S S S SE SE SE E E SE S S  
EYE LVL WND SPD.3 3 3 2 2 2 2 2 4 4 6 7  
EYE LVL WND GST.6 6 5 5 5 5 5 5 7 8 11 12  
RIDGE WIND DIR..S S E S S E E E E SE SW SW  
RIDGE WIND SPD..5 5 5 5 5 5 5 5 5 5 5 5  
CWR.............0 0 0 0 0 20 20 20 20 20 20 10  
   
FORECAST DAYS 3 THROUGH 5  
   
FRIDAY  
 
WARMER. MOSTLY CLEAR. LOWS IN THE MID 30S. HIGHS IN THE MID 60S.  
WEST WINDS AROUND 5 MPH.    
SATURDAY  
 
CLEAR. LOWS IN THE UPPER 30S. HIGHS AROUND 70. NORTHEAST WINDS  
AROUND 6 MPH.    
SUNDAY  
 
CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE MID 70S. NORTHEAST  
WINDS AROUND 6 MPH.  
 
 
FORECASTER...MIGUEL MILLER  
REQUESTED BY...CYRUS GALVAN  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2508596.1/SGX  
.DELDT 04/02/25  
.FORMATTERVERSION 2.0.0  
.EMAIL CHARLES.KOTT@USDA.GOV,CYRUS.GALVAN@USDA.GOV  
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