794
FNUS76 KSGX 192226
FWSSGX
SPOT FORECAST FOR TRAINING EXERCISE COLLEGE...CALFIRE
NATIONAL WEATHER SERVICE SAN DIEGO CA
226 PM PST MON JAN 19 2026
FORECAST IS BASED ON IGNITION TIME OF 0600 PST ON JANUARY 20.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
CLEAR, DRY WEATHER WITH LIGHT WINDS CONTINUE TUESDAY THROUGH
WEDNESDAY. WEAK WESTERLY WINDS DURING THE AFTERNOON BECOME
LARGELY LIGHT FOR THE OVERNIGHTS AND MORNINGS. WEAK ONSHORE FLOW
ON TUESDAY KEEPS AFTERNOON HUMIDITY DOWN TO 25-30 PERCENT BUT
SLIGHTLY STRONGER ONSHORE FLOW BRINGS MINIMUM HUMIDITY UP TO 35-40
PERCENT. OVERNIGHT RECOVERY NEAR 68 PERCENT WEDNESDAY MORNING.
TUESDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT).
MAX TEMPERATURE.....AROUND 77.
MIN HUMIDITY........28 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS.
WIND (20 FT)........
SLOPE/VALLEY.......WEST AROUND 5 MPH EARLY IN BECOMING LIGHT LATE
IN THE AFTERNOON.
RIDGETOP...........SOUTH AROUND 5 MPH SHIFTING TO THE NORTH IN
THE LATE AFTERNOON.
CWR.................0 PERCENT.
MIXING HEIGHT.......1700 FT AGL.
TRANSPORT WINDS.....EAST AROUND 2 MPH SHIFTING TO THE SOUTH EARLY
IN THE MORNING, THEN SHIFTING TO THE WEST NEAR
5 MPH IN THE LATE MORNING AND AFTERNOON.
TIME (PST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........16 13 13 13 11 11 11 14 14 14 17 17
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............50 50 54 61 68 73 75 76 76 75 72 67
RH..............51 50 45 39 32 29 28 28 30 33 40 48
20 FT WIND DIR..SE SE N W W W W W W W W SW
20 FT WIND SPD..1 1 0 1 1 2 3 3 5 5 3 2
20 FT WIND GUST.4 1 4 5 6 8 8 8 7 6
EYE LVL WND DIR.SE SE S W W W W W W W W SW
EYE LVL WND SPD.1 1 1 1 1 1 2 3 3 3 2 1
EYE LVL WND GST.3 3 4 5 6 6 6 5 5
RIDGE WIND DIR..S NW N N NW NW N N N N N N
RIDGE WIND SPD..0 5 0 0 5 5 5 5 5 5 5 5
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
TUESDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).
MIN TEMPERATURE.....AROUND 49.
MAX HUMIDITY........68 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS.
RIDGETOP...........NORTHWEST 0 TO 5 MPH.
CWR.................0 PERCENT.
MIXING HEIGHT.......200 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 1 TO 3 MPH SHIFTING TO THE NORTHWEST
1 TO 2 MPH OVERNIGHT.
TIME (PST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........17 17 17 17 23 23 23 23 23 23 17 17
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............62 59 57 57 54 54 53 51 56 56 49 52
RH..............59 65 68 66 68 65 63 65 52 50 62 54
20 FT WIND DIR..S N N N N N E E N N S N
20 FT WIND SPD..2 0 0 0 0 0 1 1 0 0 1 0
20 FT WIND GUST.5 1 1 1 1 1 1 1 1
EYE LVL WND DIR.S SE SE E SE SE E E E S S E
EYE LVL WND SPD.1 1 1 1 1 1 1 1 1 1 1 1
EYE LVL WND GST.4
RIDGE WIND DIR..N N N N NW NW NW NW NW NW NW NW
RIDGE WIND SPD..5 5 5 5 0 0 0 0 0 0 0 0
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
WEDNESDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT) THEN BECOMING
PARTLY CLOUDY (55-65 PERCENT).
MAX TEMPERATURE.....AROUND 74.
MIN HUMIDITY........37 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS BECOMING SOUTHWEST AROUND 4 MPH
EARLY IN THE AFTERNOON, THEN BECOMING LIGHT
LATE IN THE AFTERNOON.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS BECOMING SOUTHWEST AROUND 5 MPH
EARLY IN THE AFTERNOON, THEN BECOMING LIGHT
LATE IN THE AFTERNOON.
RIDGETOP...........NORTHEAST AROUND 0 MPH SHIFTING TO THE EAST
LATE IN THE MORNING, THEN SHIFTING TO THE SOUTH
IN THE AFTERNOON.
CWR.................0 PERCENT.
MIXING HEIGHT.......1500 FT AGL.
TRANSPORT WINDS.....NORTH AROUND 2 MPH SHIFTING TO THE SOUTHWEST 2
TO 6 MPH IN THE LATE MORNING AND AFTERNOON,
THEN INCREASING TO AROUND 5 MPH LATE IN THE
AFTERNOON.
TIME (PST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........17 17 17 17 54 54 54 54 54 54 67 67
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............53 49 55 62 65 70 68 73 65 63 69 65
RH..............52 60 51 44 42 38 42 37 52 58 49 59
20 FT WIND DIR..E E E N SW SW SW SW W W W SW
20 FT WIND SPD..1 1 1 0 2 3 5 5 3 3 3 3
20 FT WIND GUST. 4 5 7 8 9 7 6 6 7
EYE LVL WND DIR.E E E N SW SW SW SW W W W SW
EYE LVL WND SPD.1 1 1 0 1 2 3 4 2 2 2 2
EYE LVL WND GST. 3 4 5 6 7 5 5 5 5
RIDGE WIND DIR..N NE NE E E E S S S S S M
RIDGE WIND SPD..0 0 0 5 5 5 5 5 5 5 5 M
CWR.............0 0 0 0 0 0 0 0 0 0 0 0
FORECASTER...DAVID MUNYAN
REQUESTED BY...PATRICK CONTRADO
TYPE OF REQUEST...PRESCRIBED
.TAG 2600534.0/SGX
.DELDT 01/19/26
.FORMATTERVERSION 2.0.0
.EMAIL PATRICK.CONTRADO@FIRE.CA.GOV
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