823
FNUS76 KSGX 200150
FWSSGX
SPOT FORECAST FOR CUYAMACA PRESCRIBED FIRE...CAL FIRE
NATIONAL WEATHER SERVICE SAN DIEGO CA
650 PM PDT SUN APR 19 2026
FORECAST IS BASED ON IGNITION TIME OF 1800 PDT ON APRIL 21.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
A LARGE WEATHER SYSTEM PASSING THROUGH THE REGION THROUGH MID
WEEK WILL BRING ELEVATED WIND GUSTS AS WELL RAIN SHOWER CHANCES
(CWR 10% OR LESS) TUESDAY EVENING INTO WEDNESDAY. STRONGEST WINDS
DURING THE FORECAST PERIOD EXPECTED TUESDAY NIGHT INTO WEDNESDAY,
WITH WESTERLY GUSTS 25-30 MPH AT 20FT. 20-25 MPH 20FT WIND GUSTS
PERSIST THROUGH THE DAY WEDNESDAY, AND GRADUALLY DECREASING TO
15-20 MPH FOR WEDNESDAY NIGHT INTO THURSDAY. MOISTURE RECOVERY IS
HIGHEST (80%) ON WEDNESDAY MORNING, WITH GRADUAL DRYING THROUGH
THURSDAY...AFTERNOON HUMIDITY THURSDAY AFTERNOON EXPECTED TO FALL
BELOW 40 PERCENT.
TUESDAY NIGHT
SKY/WEATHER.........MOSTLY CLOUDY (65-75 PERCENT) THEN BECOMING
PARTLY CLOUDY (50-60 PERCENT). SLIGHT CHANCE OF
RAIN SHOWERS.
MIN TEMPERATURE.....AROUND 44.
MAX HUMIDITY........82 PERCENT.
EYE LEVEL WINDS.....WEST WINDS 9 TO 12 MPH WITH GUSTS TO AROUND 19
MPH.
WIND (20 FT)........
SLOPE/VALLEY.......WEST WINDS 13 TO 16 MPH WITH GUSTS TO AROUND 26
MPH.
RIDGETOP...........
CWR.................10 PERCENT.
MIXING HEIGHT.......0 FT AGL.
TRANSPORT WINDS.....WEST 21 TO 26 MPH.
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........72 72 72 72 72 59 59 59 59 59 59 50
WEATHER COV.....SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH SCH
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW
TSTM COV........
TEMP............48 47 46 47 48 49 49 49 48 47 47 46
RH..............71 78 82 81 77 73 72 72 73 72 71 70
20 FT WIND DIR..W W W W W W W W W W W W
20 FT WIND SPD..14 13 13 14 15 16 16 16 16 15 14 13
20 FT WIND GUST.21 20 20 21 23 25 26 26 25 23 21 20
EYE LVL WND DIR.W W W W W W W W W W W W
EYE LVL WND SPD.10 9 9 10 11 11 12 12 11 11 9 9
EYE LVL WND GST.15 15 15 15 17 18 19 19 18 17 15 14
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.............10 10 10 10 10 10 10 10 10 10 10 0
WEDNESDAY
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT).
MAX TEMPERATURE.....AROUND 51.
MIN HUMIDITY........57 PERCENT.
EYE LEVEL WINDS.....WEST WINDS 8 TO 9 MPH WITH GUSTS TO AROUND 17
MPH.
WIND (20 FT)........
SLOPE/VALLEY.......WEST WINDS 12 TO 13 MPH WITH GUSTS TO AROUND 23
MPH.
RIDGETOP...........
CWR.................1 PERCENT.
MIXING HEIGHT.......1600 FT AGL.
TRANSPORT WINDS.....WEST 16 TO 20 MPH.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........50 50 50 50 50 44 44 44 44 44 44 41
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............45 45 44 45 45 46 47 48 48 48 48 47
RH..............69 68 67 65 63 61 59 59 58 59 60 64
20 FT WIND DIR..W W W W W W W W W W W W
20 FT WIND SPD..13 13 12 12 12 12 12 12 12 12 12 12
20 FT WIND GUST.20 20 18 18 18 18 18 18 20 20 20 23
EYE LVL WND DIR.W W W W W W W W W W W W
EYE LVL WND SPD.9 9 8 8 8 8 8 8 9 9 9 9
EYE LVL WND GST.14 14 13 13 13 13 13 13 14 14 14 17
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
WEDNESDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT).
MIN TEMPERATURE.....AROUND 42.
MAX HUMIDITY........64 PERCENT.
EYE LEVEL WINDS.....WEST WINDS 7 TO 9 MPH. GUSTS UP TO 17 MPH
DECREASING TO 21 MPH EARLY IN THE MORNING.
WIND (20 FT)........
SLOPE/VALLEY.......WEST WINDS 9 TO 13 MPH. GUSTS UP TO 23 MPH
DECREASING TO 15-20 MPH EARLY IN THE MORNING.
RIDGETOP...........
CWR.................0 PERCENT.
MIXING HEIGHT.......0 FT AGL.
TRANSPORT WINDS.....WEST 13 TO 18 MPH.
TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........41 41 41 41 41 25 25 25 25 25 25 15
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............46 46 45 45 45 45 45 44 44 44 44 44
RH..............63 63 62 60 57 55 55 54 54 54 54 53
20 FT WIND DIR..W W W W W W W W W W W W
20 FT WIND SPD..12 12 13 13 13 12 12 12 10 10 10 9
20 FT WIND GUST.23 23 22 22 22 20 20 20 18 18 18 15
EYE LVL WND DIR.W W W W W W W W W W W W
EYE LVL WND SPD.9 9 9 9 9 8 8 8 7 7 7 7
EYE LVL WND GST.17 17 16 16 16 14 14 14 13 13 13 11
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
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY (10-20 PERCENT) THEN BECOMING
PARTLY CLOUDY (30-40 PERCENT).
MAX TEMPERATURE.....AROUND 58.
MIN HUMIDITY........38 PERCENT.
EYE LEVEL WINDS.....WEST WINDS 6 TO 7 MPH WITH GUSTS TO AROUND 14
MPH.
WIND (20 FT)........
SLOPE/VALLEY.......WEST WINDS 9 TO 10 MPH WITH GUSTS TO AROUND 20
MPH.
RIDGETOP...........
CWR.................0 PERCENT.
MIXING HEIGHT.......2400 FT AGL.
TRANSPORT WINDS.....WEST 12 TO 15 MPH.
TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........15 15 15 15 15 14 14 14 14 14 14 34
WEATHER COV.....
WEATHER TYPE....
TSTM COV........
TEMP............45 46 48 50 52 53 55 57 57 57 56 54
RH..............51 48 46 43 40 39 38 39 41 44 48 52
20 FT WIND DIR..W W W W W W W W W W W W
20 FT WIND SPD..9 9 9 9 9 9 9 9 10 10 10 10
20 FT WIND GUST.15 15 15 15 15 16 16 16 18 18 18 20
EYE LVL WND DIR.W W W W W W W W W W W W
EYE LVL WND SPD.7 7 6 6 6 6 6 6 7 7 7 7
EYE LVL WND GST.11 11 11 11 11 12 12 12 13 13 13 14
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...DAVID MUNYAN
REQUESTED BY...JOHN CLARK
TYPE OF REQUEST...PRESCRIBED
.TAG 2610792.0/SGX
.DELDT 04/19/26
.FORMATTERVERSION 2.0.0
.EMAIL JOHN.CLARK@FIRE.CA.GOV
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