704
FNUS76 KSGX 211829
FWSSGX
SPOT FORECAST FOR LYTLE CREEK PILE BURN...USFS
NATIONAL WEATHER SERVICE SAN DIEGO CA
1029 AM PST WED JAN 21 2026
FORECAST IS BASED ON IGNITION TIME OF 0000 PST ON JANUARY 23.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
RELATIVELY MOIST CONDITIONS WITH STRAY SHOWER CHANCES EXPECTED
FRIDAY INTO SATURDAY. HUMIDITY RECOVERY IN THE MORNING WILL BE
UPWARDS OF 75 TO 80 PERCENT WITH AFTERNOON HUMIDITY FALLING TO
NEAR 50-60 PERCENT ON FRIDAY. RAIN SHOWER CHANCES ARE ABOUT 15 TO
20 PERCENT FRIDAY MORNING THROUGH SATURDAY MORNING, THOUGH
RAINFALL WILL LIKELY BE LIGHT, WITH CHANCE OF WETTING RAIN AT
ABOUT 10 PERCENT OR LESS. LIGHT ONSHORE FLOW PREVAILS FOR FRIDAY
AND SATURDAY, WITH SOUTHERLY WINDS EXPECTED FRIDAY AFTERNOON UNDER
10 MPH. CONDITIONS DRYING OUT SATURDAY AFTERNOON INTO SUNDAY.
FRIDAY MORNING
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT). SLIGHT CHANCE OF
RAIN SHOWERS.
MIN TEMPERATURE.....AROUND 45.
MAX HUMIDITY........77 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS.
RIDGETOP...........SOUTH AROUND 5 MPH.
CWR.................13 PERCENT.
MIXING HEIGHT.......500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 3 MPH.
TIME (PST) MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........49 49 49 49 49 49
WEATHER COV.....SCH SCH SCH SCH SCH SCH
WEATHER TYPE....RW RW RW RW RW RW
TSTM COV........
TEMP............49 48 48 48 48 47
RH..............75 76 77 77 77 77
20 FT WIND DIR..SE SE SE SE SE SE
20 FT WIND SPD..2 2 2 2 1 1
20 FT WIND GUST.5 5 4 4 4 4
EYE LVL WND DIR.S S S SW SW SW
EYE LVL WND SPD.1 1 1 1 1 1
EYE LVL WND GST.4 4 3 3 3 3
RIDGE WIND DIR..S S S S S S
RIDGE WIND SPD..5 5 5 5 5 5
CWR.............10 10 10 10 10 10
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT). CHANCE OF RAIN
SHOWERS IN THE LATE MORNING AND EARLY
AFTERNOON. SLIGHT CHANCE OF RAIN SHOWERS LATE
IN THE AFTERNOON.
MAX TEMPERATURE.....AROUND 61.
MIN HUMIDITY........53 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTH WINDS 5 TO 6 MPH EARLY IN THE MORNING
BECOMING LIGHT, THEN BECOMING SOUTH 5 TO 6 MPH
IN THE AFTERNOON.
RIDGETOP...........SOUTH 5 TO 10 MPH.
CWR.................10 PERCENT.
MIXING HEIGHT.......2600 FT AGL.
TRANSPORT WINDS.....SOUTH 3 TO 7 MPH.
TIME (PST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........49 49 49 49 48 48 48 48 48 48 51 51
WEATHER COV.....SCH SCH SCH SCH CHC CHC CHC CHC CHC CHC SCH SCH
WEATHER TYPE....RW RW RW RW RW RW RW RW RW RW RW RW
TSTM COV........
TEMP............47 49 52 56 59 60 61 60 59 57 55 53
RH..............76 73 66 60 55 53 55 54 58 63 68 71
20 FT WIND DIR..SE SE SE SE SE SE S S S S S S
20 FT WIND SPD..1 1 2 2 2 3 3 5 5 6 5 5
20 FT WIND GUST. 4 5 5 6 6 6 7 7 7 7
EYE LVL WND DIR.SW SW S S S S S S S S S S
EYE LVL WND SPD.1 1 1 1 1 2 2 2 2 2 2 3
EYE LVL WND GST. 3 4 4 4 5 5 5 5 5 5 5
RIDGE WIND DIR..S S S S S S S S S S S M
RIDGE WIND SPD..5 5 5 5 5 5 5 5 5 10 10 M
CWR.............10 10 10 10 10 10 10 10 10 10 10 10
FRIDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY (45-55 PERCENT). SLIGHT CHANCE OF
RAIN SHOWERS EARLY IN THE EVENING.
MIN TEMPERATURE.....AROUND 45.
MAX HUMIDITY........79 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS.
WIND (20 FT)........
SLOPE/VALLEY.......LIGHT WINDS.
RIDGETOP...........
CWR.................10 PERCENT.
MIXING HEIGHT.......1500 FT AGL.
TRANSPORT WINDS.....SOUTHWEST AROUND 7 MPH SHIFTING TO THE
NORTHWEST 6 TO 7 MPH LATE IN THE EVENING, THEN
SHIFTING TO THE NORTH 6 TO 9 MPH OVERNIGHT.
TIME (PST) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM
SKY (%).........51 51 51 51 58 58 58 58 58 58 40 40
WEATHER COV.....SCH SCH SCH SCH
WEATHER TYPE....RW RW RW RW
TSTM COV........
TEMP............52 51 50 50 50 50 49 49 48 48 48 47
RH..............74 77 78 79 79 79 78 78 78 77 77 78
20 FT WIND DIR..S S S S S S SW SW SW W W W
20 FT WIND SPD..3 2 2 3 3 2 2 2 2 2 2 2
20 FT WIND GUST.7 8 8 8 8 7 6 6 6 5 4 4
EYE LVL WND DIR.S SW SW SW SW SW S S SW SW SW SW
EYE LVL WND SPD.2 3 3 3 3 3 1 1 1 1 1 1
EYE LVL WND GST.5 6 6 6 6 5 4 4 4 4 3 3
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 10
SATURDAY
SKY/WEATHER.........PARTLY CLOUDY (30-40 PERCENT) THEN BECOMING
MOSTLY SUNNY (5-15 PERCENT). SLIGHT CHANCE OF
RAIN SHOWERS IN THE LATE MORNING AND EARLY
AFTERNOON.
MAX TEMPERATURE.....AROUND 61.
MIN HUMIDITY........40 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS.
WIND (20 FT)........
SLOPE/VALLEY.......NORTH WINDS AROUND 5 MPH EARLY IN THE MORNING
BECOMING LIGHT, THEN BECOMING NORTH AROUND 5
MPH LATE IN THE MORNING BECOMING LIGHT BECOMING
NORTH AROUND 5 MPH LATE IN THE AFTERNOON.
RIDGETOP...........
CWR.................7 PERCENT EARLY IN THE MORNING.
MIXING HEIGHT.......6100 FT AGL.
TRANSPORT WINDS.....NORTH 10 TO 18 MPH.
TIME (PST) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM
SKY (%).........40 40 40 40 31 31 31 31 31 31 12 12
WEATHER COV..... SCH SCH SCH SCH SCH SCH
WEATHER TYPE.... RW RW RW RW RW RW
TSTM COV........
TEMP............47 48 51 54 58 60 60 60 59 56 54 52
RH..............78 75 66 58 50 46 45 41 41 41 42 42
20 FT WIND DIR..W NW NW NW N N N N N N N N
20 FT WIND SPD..2 3 3 3 5 5 5 3 3 3 5 5
20 FT WIND GUST.4 6 6 6 6 6 6 6 6
EYE LVL WND DIR.SW N N N N N N N N N N N
EYE LVL WND SPD.1 1 1 1 1 1 1 1 1 1 2 2
EYE LVL WND GST.3 4 4 4 4 4 4 5 5
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 M M M M M M M M
FORECAST DAYS 3 THROUGH 5
SUNDAY
MOSTLY CLEAR. LOWS AROUND 40. HIGHS AROUND 60. LIGHT WINDS.
MONDAY
PARTLY CLOUDY. LOWS IN THE LOWER 40S. HIGHS IN THE LOWER 60S.
LIGHT WINDS.
TUESDAY
MOSTLY CLEAR. LOWS IN THE LOWER 40S. HIGHS IN THE MID 60S. LIGHT
WINDS.
FORECASTER...DAVID MUNYAN
REQUESTED BY...JOHN GALVAN
TYPE OF REQUEST...PRESCRIBED
.TAG 2600793.0/SGX
.DELDT 01/21/26
.FORMATTERVERSION 2.0.0
.EMAIL JOHN.GALVAN@USDA.GOV
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