020
FNUS76 KSGX 300050
FWSSGX
SPOT FORECAST FOR RX PILE BURN...USFS
NATIONAL WEATHER SERVICE SAN DIEGO CA
550 PM PDT WED APR 29 2026
FORECAST IS BASED ON IGNITION TIME OF 0600 PDT ON MAY 01.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
INCREASED ONSHORE FLOW WILL ALLOW FOR A DEEP MARINE LAYER THURSDAY
NIGHT INTO FRIDAY MORNING. AS A RESULT, OVERNIGHT RECOVERIES WILL
BE NEAR 100% AND THERE WILL BE A SLIGHT CHANCE OF FOG THROUGH
FRIDAY MORNING. OVERNIGHT RECOVERIES NEAR 60-70% FROM FRIDAY
NIGHT ONWARD. OTHERWISE, A TYPICAL DIURNAL WIND PATTERN IS
EXPECTED WITH SEABREEZE WINDS GUSTING TO 15 MPH AT 20
FEET EACH AFTERNOON THROUGH THE WEEKEND.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY (0-10 PERCENT).
MAX TEMPERATURE.....AROUND 80.
MIN HUMIDITY........42 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS BECOMING WEST UP TO 5 MPH WITH
GUSTS TO AROUND 8 MPH IN THE AFTERNOON.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING WEST 6 TO 9 MPH WITH GUSTS
TO AROUND 15 MPH IN THE AFTERNOON.
RIDGETOP...........NORTHWEST 5 TO 10 MPH SHIFTING TO THE WEST LATE
IN THE AFTERNOON.
CWR.................1 PERCENT.
MIXING HEIGHT.......3800 FT AGL.
TRANSPORT WINDS.....EAST AROUND 1 MPH SHIFTING TO THE
WEST 5 TO 12 MPH IN THE LATE MORNING AND
AFTERNOON.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........9 9 9 9 9 4 4 4 4 4 4 3
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............49 51 54 61 68 74 77 79 80 79 79 79
RH..............98 93 84 71 58 49 45 42 42 43 42 42
20 FT WIND DIR..E N N NW NW W W W W W W W
20 FT WIND SPD..1 0 1 2 3 6 7 8 8 9 9 9
20 FT WIND GUST. 1 5 7 10 11 13 15 15 15 15
EYE LVL WND DIR.E E N NW NW W W W W W W W
EYE LVL WND SPD.1 1 1 1 2 3 4 4 4 5 5 5
EYE LVL WND GST. 3 4 5 6 7 8 8 8 8
RIDGE WIND DIR..NW N N N N NW NW NW W W W W
RIDGE WIND SPD..5 5 5 5 5 5 5 5 5 10 10 10
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR (0-10 PERCENT).
MIN TEMPERATURE.....AROUND 51.
MAX HUMIDITY........84 PERCENT.
EYE LEVEL WINDS.....SOUTHWEST WINDS AROUND 4 MPH EARLY IN THE
EVENING BECOMING LIGHT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHWEST WINDS AROUND 7 MPH EARLY IN THE
EVENING BECOMING LIGHT.
RIDGETOP...........
CWR.................1 PERCENT.
MIXING HEIGHT.......800 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 2 TO 9 MPH SHIFTING TO THE
NORTHEAST AROUND 3 MPH AFTER 3 AM.
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........3 3 3 3 3 9 9 9 9 9 9 9
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............75 71 67 64 61 59 57 56 54 53 52 52
RH..............47 54 61 67 71 74 77 79 81 83 84 83
20 FT WIND DIR..W W W N N N E E E N N W
20 FT WIND SPD..7 3 1 0 0 0 1 1 1 0 0 1
20 FT WIND GUST.11 7 4 1 4 4 1 1 4
EYE LVL WND DIR.W W W N N E E E E SE SW W
EYE LVL WND SPD.4 2 1 0 0 1 1 1 1 1 1 1
EYE LVL WND GST.6 4 2 2 2 2
RIDGE WIND DIR..M M M M M M M M M M M M
RIDGE WIND SPD..M M M M M M M M M M M M
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT) THEN BECOMING
PARTLY CLOUDY (25-35 PERCENT).
MAX TEMPERATURE.....AROUND 82.
MIN HUMIDITY........37 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS BECOMING WEST UP TO 5 MPH WITH
GUSTS TO AROUND 8 MPH IN THE AFTERNOON.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING SOUTHWEST 6 TO 9
MPH WITH GUSTS TO AROUND 15 MPH IN THE
AFTERNOON.
RIDGETOP...........
CWR.................1 PERCENT.
MIXING HEIGHT.......3900 FT AGL.
TRANSPORT WINDS.....EAST AROUND 3 MPH SHIFTING TO THE SOUTHWEST 5
TO 10 MPH IN THE MORNING, THEN INCREASING TO 12
TO 14 MPH IN THE AFTERNOON.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........9 9 9 9 9 11 11 11 11 11 11 30
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............52 55 58 65 72 77 80 81 81 81 81 80
RH..............79 74 66 55 46 40 38 37 37 37 38 39
20 FT WIND DIR..W W N N N W W W W W W W
20 FT WIND SPD..1 1 1 1 1 6 6 6 9 9 9 9
20 FT WIND GUST.4 4 2 2 2 10 10 10 15 15 15 14
EYE LVL WND DIR.W W N N N W W W W W W W
EYE LVL WND SPD.1 1 1 1 1 3 3 3 5 5 5 5
EYE LVL WND GST.2 2 2 2 2 5 5 5 8 8 8 7
RIDGE WIND DIR..M M M M M M M M M M M M
RIDGE WIND SPD..M M M M M M M M M M M M
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
FORECASTER...KYLE WHEELER
REQUESTED BY...JAMES ROBERTS
TYPE OF REQUEST...PRESCRIBED
.TAG 2612181.0/SGX
.DELDT 04/29/26
.FORMATTERVERSION 2.0.0
.EMAIL JAMES.ROBERTS2@USDA.GOV
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