983
FNUS76 KSGX 221302
FWSSGX
SPOT FORECAST FOR CORONA DO PILE BURN...FOREST SERVICE
NATIONAL WEATHER SERVICE SAN DIEGO CA
502 AM PST THU JAN 22 2026
FORECAST IS BASED ON IGNITION TIME OF 0620 PST ON JANUARY 22.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
INCREASING HUMIDITY TODAY WITH WEAK WESTERLY WINDS. INCREASING
CHANCE OF RAIN TODAY WITH A 15-25% CHANCE THROUGH TONIGHT.
SLIGHTLY STRONGER WESTERLY BREEZES FRIDAY. NO HAZARDOUS WEATHER
OR STRONG WINDS EXPECTED THROUGH FRIDAY. CONTINUED RATHER HUMID
WITH ONSHORE BREEZES SATURDAY. OFFSHORE FLOW WILL DEVELOP
SATURDAY NIGHT AND BRING MUCH LOWER HUMIDITY SUNDAY WITH WEAK
NORTHEAST BREEZES. THIS DRIER, WEAK OFFSHORE PATTERN CONTINUES
MONDAY.
TODAY
SKY/WEATHER.........MOSTLY CLOUDY (80-90 PERCENT) THEN BECOMING
PARTLY CLOUDY (55-65 PERCENT). PATCHY FOG EARLY
IN THE MORNING. PATCHY FOG EARLY IN THE
MORNING. SLIGHT CHANCE OF RAIN SHOWERS EARLY IN
THE MORNING. CHANCE OF RAIN SHOWERS IN THE LATE
MORNING AND EARLY AFTERNOON, THEN SLIGHT CHANCE
OF RAIN SHOWERS LATE IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 67.
MIN HUMIDITY........60 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING WEST AROUND 5 MPH LATE IN
THE AFTERNOON.
RIDGETOP...........SOUTHEAST 5 TO 10 MPH SHIFTING TO THE SOUTH
EARLY IN THE AFTERNOON, THEN SHIFTING TO THE
SOUTHWEST LATE IN THE AFTERNOON SHIFTING TO THE
EAST AROUND 5 MPH LATE IN THE AFTERNOON.
CWR.................10 PERCENT INCREASING TO 20 PERCENT IN THE LATE
MORNING AND AFTERNOON.
MIXING HEIGHT.......2400 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 2 TO 5 MPH SHIFTING TO THE SOUTHWEST
AROUND 2 MPH LATE IN THE MORNING, THEN SHIFTING
TO THE WEST 2 TO 6 MPH IN THE LATE MORNING AND
AFTERNOON.
TIME (PST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........84 86 86 86 88 88 88 82 82 82 59 59
WEATHER COV.....SCH SCH SCH SCH CHC CHC CHC CHC CHC CHC SCH SCH
WEATHER TYPE....RNF RNF RNF RNF RW RW RW RW RW RW RW RW
TSTM COV........
TEMP............51 51 52 55 59 62 63 66 65 65 65 63
RH..............91 90 89 82 75 67 65 60 60 62 63 69
20 FT WIND DIR..E E E N N N W NW NW W W W
20 FT WIND SPD..2 1 1 1 1 1 1 1 3 5 5 5
20 FT WIND GUST.6 5 4 4 5 4 5 7 9 8 8
EYE LVL WND DIR.E E E N N N W NW NW W W W
EYE LVL WND SPD.1 1 1 1 1 1 1 1 2 3 3 3
EYE LVL WND GST.4 4 3 3 4 3 4 5 7 6 6
RIDGE WIND DIR..SE S SE E S SE SE SW S S SW E
RIDGE WIND SPD..5 5 5 5 10 5 5 10 5 0 5 5
CWR.............10 10 10 10 20 20 20 20 20 20 20 20
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT). SLIGHT CHANCE OF
RAIN SHOWERS EARLY IN THE EVENING.
MIN TEMPERATURE.....AROUND 49.
MAX HUMIDITY........100 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS.
RIDGETOP...........EAST AROUND 5 MPH SHIFTING TO THE SOUTHEAST 0
TO 5 MPH.
CWR.................15 PERCENT DECREASING TO 2 PERCENT AFTER 3 AM.
MIXING HEIGHT.......600 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 2 TO 3 MPH SHIFTING TO THE SOUTHEAST
OVERNIGHT.
TIME (PST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........59 47 47 47 39 39 39 57 57 57 56 56
WEATHER COV.....SCH SCH SCH SCH
WEATHER TYPE....RW RW RW RW
TSTM COV........
TEMP............61 59 58 56 55 54 53 53 52 52 51 50
RH..............73 78 80 82 90 89 91 96 98 96 99 100
20 FT WIND DIR..SW SW SW W NW N NE E E SE SE S
20 FT WIND SPD..3 3 2 1 1 1 1 1 1 1 1 1
20 FT WIND GUST.7 7 6 5 4 4 4 5 5 4 4 4
EYE LVL WND DIR.SW SW SW W NW N NE E E SE SE S
EYE LVL WND SPD.3 2 1 1 1 1 1 1 1 1 1 1
EYE LVL WND GST.5 5 4 4 3 3 3 4 4 3 3 3
RIDGE WIND DIR..E S E SE S SE SE S SE S S S
RIDGE WIND SPD..5 5 5 5 5 5 5 5 5 5 5 0
CWR.............20 20 20 20 10 10 10 10 10 10 0 0
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT).
MAX TEMPERATURE.....AROUND 67.
MIN HUMIDITY........64 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS BECOMING WEST AROUND 4 MPH IN THE
AFTERNOON.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING WEST 5 TO 7 MPH IN THE
AFTERNOON.
RIDGETOP...........SOUTHWEST 0 TO 5 MPH SHIFTING TO THE WEST LATE
IN THE AFTERNOON.
CWR.................4 PERCENT.
MIXING HEIGHT.......3200 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 2 TO 5 MPH SHIFTING TO THE NORTHWEST
1 TO 6 MPH LATE IN THE MORNING, THEN SHIFTING
TO THE WEST 7 TO 8 MPH IN THE AFTERNOON.
TIME (PST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........56 36 36 36 39 39 39 40 40 40 33 33
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............51 51 52 56 60 63 65 66 67 66 65 63
RH..............99 100 100 91 78 71 67 65 64 65 67 71
20 FT WIND DIR..S SW W N N N NW W W W W W
20 FT WIND SPD..1 1 1 1 1 2 3 5 6 7 7 6
20 FT WIND GUST.4 4 4 4 4 6 7 9 11 11 12 11
EYE LVL WND DIR.S SW W N N N NW W W W W W
EYE LVL WND SPD.1 1 1 1 1 1 2 4 4 4 4 4
EYE LVL WND GST.3 3 3 3 3 4 5 7 8 8 9 8
RIDGE WIND DIR..SW SW W W SW SW SW W W W W W
RIDGE WIND SPD..5 5 0 0 5 5 5 5 10 10 10 10
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
FORECAST DAYS 3 THROUGH 5
SATURDAY
PARTLY CLOUDY. LOWS AROUND 50. HIGHS IN THE UPPER 60S. LIGHT
WINDS AT EYE LEVEL.
SUNDAY
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS IN THE UPPER 60S.
NORTHEAST WINDS TO 5 MPH AT EYE LEVEL.
MONDAY
PARTLY CLOUDY. LOWS IN THE MID 40S. HIGHS AROUND 70. NORTHEAST
WINDS TO 5 MPH AT EYE LEVEL.
FORECASTER...MIGUEL MILLER
REQUESTED BY...CYRUS GALVAN
TYPE OF REQUEST...PRESCRIBED
.TAG 2600558.1/SGX
.DELDT 01/22/26
.FORMATTERVERSION 2.0.0
.EMAIL CYRUS.GALVAN@USDA.GOV
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