712
FNUS76 KSGX 091600
FWSSGX
SPOT FORECAST FOR SOUTH BIG BEAR RX...USFS
NATIONAL WEATHER SERVICE SAN DIEGO CA
900 AM PDT SAT MAY 9 2026
FORECAST IS BASED ON IGNITION TIME OF 0900 PDT ON MAY 09.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
MILD AND DRY CONDITIONS PERSIST TODAY INTO SUNDAY, WITH HIGH
TEMPERATURES GENERALLY IN THE LOW TO MID 70S WITH AFTERNOON
HUMIDITY FALLING TO NEAR 20 PERCENT. POOR/MODERATE OVERNIGHT
MOISTURE RECOVERY. WINDS REMAIN FAIRLY LIGHT THROUGH THE PERIOD,
WITH SPEEDS GENERALLY UNDER 10 MPH WITH DIURNAL TERRAIN-DOMINATED
DIRECTIONS.
REST OF TODAY
SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....AROUND 69.
MIN HUMIDITY........21 PERCENT.
EYE LEVEL WINDS.....SOUTHWEST WINDS UP TO 5 MPH.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHWEST WINDS 5 TO 7 MPH.
RIDGETOP...........SOUTHWEST 5 TO 10 MPH.
CWR.................0 PERCENT.
MIXING HEIGHT.......4600 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 6 TO 8 MPH.
TIME (PDT) 9 AM 11 AM 1 PM 3 PM 5 PM
SKY (%).........7 7 7 9 11
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE
TSTM COV........
TEMP............60 67 69 68 68
RH..............24 21 23 24 25
20 FT WIND......SW 5 SW 6 SW 6 SW 7 SW 7
20 FT WIND GUST.8 11 11 13 11
EYE LEVEL WIND..SW 3 SW 4 SW 4 SW 5 SW 4
EYE LVL WND GST.6 8 8 9 8
RIDGETOP WIND...SW 5 SW 5 SW 10 SW 5 SW 5
CWR.............0 0 0 0 0
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (5-15 PERCENT).
MIN TEMPERATURE.....AROUND 47.
MAX HUMIDITY........47 PERCENT.
EYE LEVEL WINDS.....SOUTHWEST WINDS AROUND 4 MPH EARLY IN THE
EVENING BECOMING LIGHT, THEN BECOMING EAST
AROUND 4 MPH OVERNIGHT.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHWEST WINDS AROUND 5 MPH EARLY IN THE
EVENING BECOMING LIGHT, THEN BECOMING EAST 6 TO
7 MPH OVERNIGHT.
RIDGETOP...........WEST 0 TO 5 MPH SHIFTING TO THE EAST LATE IN
THE EVENING, THEN INCREASING TO AROUND 10 MPH
AFTER 3 AM.
CWR.................0 PERCENT.
MIXING HEIGHT.......200 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 5 TO 7 MPH SHIFTING TO THE SOUTHEAST
EARLY IN THE EVENING, THEN SHIFTING TO THE
SOUTHWEST LATE IN THE EVENING SHIFTING TO THE
EAST 2 TO 8 MPH LATE IN THE EVENING.
TIME (PDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........11 11 11 10 10 10
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
TEMP............66 55 50 49 47 47
RH..............29 47 44 41 39 37
20 FT WIND......SW 5 E 1 N 1 N 2 E 6 E 6
20 FT WIND GUST.10 5 4 6 10 11
EYE LEVEL WIND..SW 4 E 1 N 1 N 1 E 4 E 4
EYE LVL WND GST.7 4 3 4 7 8
RIDGETOP WIND...SW 5 W 0 W 0 NE 5 E 5 E 10
CWR.............0 0 0 0 0 0
SUNDAY
SKY/WEATHER.........MOSTLY SUNNY (5-15 PERCENT).
MAX TEMPERATURE.....AROUND 73.
MIN HUMIDITY........20 PERCENT.
EYE LEVEL WINDS.....EAST WINDS AROUND 4 MPH EARLY IN THE MORNING
BECOMING LIGHT, THEN BECOMING SOUTHWEST UP TO 5
MPH LATE IN THE MORNING.
WIND (20 FT)........
SLOPE/VALLEY.......EAST WINDS AROUND 7 MPH DECREASING TO AROUND 6
MPH EARLY IN THE MORNING, THEN BECOMING LIGHT
EARLY IN THE MORNING BECOMING SOUTHWEST 5 TO 7
MPH LATE IN THE MORNING.
RIDGETOP...........SOUTHEAST 5 TO 10 MPH SHIFTING TO THE SOUTHWEST
IN THE AFTERNOON.
CWR.................0 PERCENT.
MIXING HEIGHT.......7200 FT AGL.
TRANSPORT WINDS.....SOUTHEAST 7 TO 8 MPH SHIFTING TO THE SOUTH 6 TO
8 MPH IN THE AFTERNOON.
TIME (PDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........11 10 10 11 14 14
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
TEMP............49 58 68 72 72 72
RH..............34 32 20 20 22 23
20 FT WIND......E 7 E 3 SW 3 SW 6 SW 7 SW 7
20 FT WIND GUST.12 7 8 11 12 12
EYE LEVEL WIND..E 4 E 3 SW 3 SW 4 SW 5 SW 5
EYE LVL WND GST.9 5 6 8 9 9
RIDGETOP WIND...E 10 SE 5 SE 5 S 5 SW 5 SW 5
CWR.............0 0 0 0 0 0
FORECASTER...DAVID MUNYAN
REQUESTED BY...BRIAN GRANT
TYPE OF REQUEST...PRESCRIBED
.TAG 2612565.5/SGX
.DELDT 05/09/26
.FORMATTERVERSION 2.0.0
.EMAIL MICHAEL.J.PAGE@USDA.GOV,BRIAN.GRANT3@USDA.GOV
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