812
FNUS76 KSGX 221546
FWSSGX
SPOT FORECAST FOR SOUTH BIG BEAR RX...USFS
NATIONAL WEATHER SERVICE SAN DIEGO CA
846 AM PDT WED APR 22 2026
FORECAST IS BASED ON IGNITION TIME OF 0900 PDT ON APRIL 22.
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
DISCUSSION
WINDS TODAY ARE OUT OF THE WEST TO SOUTHWEST AT 5-10 MPH WITH
GUSTS UP TO 15 MPH, DECREASING SLIGHTLY INTO THE EVENING HOURS.
WINDS WILL CONTINUE TO EASE OVERNIGHT INTO THURSDAY WITH WINDS
5-10 MPH. FRIDAY AND SATURDAY, WINDS ARE EXPECTED TO STRENGTHEN
AGAIN WITH WINDS OUT OF THE WEST TO SOUTHWEST REACHING SPEEDS
15-20 MPH AND GUSTS UP TO 25-30 MPH. HIGH TEMPERATURES THROUGH
FRIDAY WILL BE IN THE LOW TO MID 50S WITH TEMPERATURES DROPPING
INTO THE MID 40S OVER THE WEEKEND. MINRH WILL STAY AROUND 30%
THROUGH FRIDAY, INCREASING INTO THE 50% RANGE OVER THE WEEKEND AS
PRECIP CHANCES INCREASE. CHANCES FOR PRECIPITATION WILL INCREASE
OVERNIGHT FRIDAY INTO SATURDAY WITH CHANCES INCREASING FROM 20% IN
THE MORNING SATURDAY TO 50% BY THE AFTERNOON AND EVENING.
REST OF TODAY
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING
MOSTLY SUNNY (10-20 PERCENT).
MAX TEMPERATURE.....AROUND 51.
MIN HUMIDITY........38 PERCENT.
EYE LEVEL WINDS.....SOUTHWEST WINDS 6 TO 7 MPH WITH GUSTS TO AROUND
13 MPH.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHWEST WINDS 6 TO 8 MPH WITH GUSTS TO AROUND
18 MPH.
RIDGETOP...........WEST AROUND 15 MPH.
CWR.................0 PERCENT.
MIXING HEIGHT.......2000 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 10 TO 13 MPH.
TIME (PDT) 9 AM 11 AM 1 PM 3 PM 5 PM
SKY (%).........44 47 47 40 13
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE
TSTM COV........
TEMP............41 47 50 50 49
RH..............46 38 40 42 45
20 FT WIND......SW 6 SW 7 SW 7 SW 8 SW 7
20 FT WIND GUST.15 17 18 18 18
EYE LEVEL WIND..SW 6 W 7 SW 7 SW 7 SW 7
EYE LVL WND GST.11 12 13 13 13
RIDGETOP WIND...W 15 W 15 W 15 SW 15 W 15
CWR.............0 0 0 0 0
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (10-20 PERCENT).
MIN TEMPERATURE.....AROUND 30.
MAX HUMIDITY........78 PERCENT.
EYE LEVEL WINDS.....SOUTHWEST WINDS AROUND 7 MPH WITH GUSTS TO
AROUND 13 MPH DECREASING TO WEST 5 TO 7 MPH
WITH GUSTS TO AROUND 12 MPH EARLY IN THE
EVENING, THEN SHIFTING TO THE NORTHWEST UP TO 5
MPH WITH GUSTS TO AROUND 10 MPH OVERNIGHT
SHIFTING TO THE AROUND 4 MPH AFTER 3 AM.
WIND (20 FT)........
SLOPE/VALLEY.......SOUTHWEST WINDS AROUND 6 MPH WITH GUSTS TO
AROUND 18 MPH DECREASING TO AROUND 5 MPH WITH
GUSTS TO AROUND 18 MPH EARLY IN THE EVENING,
THEN BECOMING LIGHT EARLY IN THE EVENING
BECOMING NORTHWEST 5 TO 6 MPH WITH GUSTS TO
AROUND 14 MPH OVERNIGHT SHIFTING TO THE
NORTHEAST.
RIDGETOP...........WEST 10 TO 15 MPH INCREASING TO AROUND 20 MPH
EARLY IN THE EVENING, THEN DECREASING TO 10 TO
15 MPH LATE IN THE EVENING INCREASING TO 15 TO
20 MPH LATE IN THE EVENING.
CWR.................0 PERCENT.
MIXING HEIGHT.......100 FT AGL.
TRANSPORT WINDS.....SOUTHWEST 9 TO 13 MPH SHIFTING TO THE NORTHWEST
12 TO 13 MPH AFTER 3 AM.
TIME (PDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY (%).........13 12 12 3 10 10
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
TEMP............48 39 35 34 32 32
RH..............51 69 74 73 78 71
20 FT WIND......SW 6 SW 3 SW 2 W 3 N 6 N 6
20 FT WIND GUST.18 17 16 14 13 11
EYE LEVEL WIND..SW 7 W 7 W 6 W 5 NW 4 NW 4
EYE LVL WND GST.13 12 12 10 9 8
RIDGETOP WIND...W 15 W 20 W 15 W 15 W 20 W 15
CWR.............0 0 0 0 0 0
THURSDAY
SKY/WEATHER.........PARTLY CLOUDY (25-35 PERCENT) THEN BECOMING
MOSTLY SUNNY (15-25 PERCENT).
MAX TEMPERATURE.....AROUND 56.
MIN HUMIDITY........30 PERCENT.
EYE LEVEL WINDS.....LIGHT WINDS BECOMING WEST AROUND 4 MPH IN THE
AFTERNOON.
WIND (20 FT)........
SLOPE/VALLEY.......NORTHEAST WINDS AROUND 6 MPH BECOMING 5 TO 7
MPH IN THE MORNING, THEN BECOMING LIGHT LATE IN
THE MORNING BECOMING NORTHWEST AROUND 5 MPH
EARLY IN THE AFTERNOON SHIFTING TO THE
SOUTHWEST 6 TO 7 MPH.
RIDGETOP...........NORTHWEST 10 TO 15 MPH DECREASING TO AROUND 5
MPH IN THE LATE MORNING AND AFTERNOON.
CWR.................0 PERCENT.
MIXING HEIGHT.......3800 FT AGL.
TRANSPORT WINDS.....NORTH 5 TO 13 MPH SHIFTING TO THE WEST 6 TO 8
MPH IN THE AFTERNOON.
TIME (PDT) 6 AM 8 AM 10 AM NOON 2 PM 4 PM
SKY (%).........28 36 36 35 21 21
WEATHER COV.....
WEATHER TYPE....NONE NONE NONE NONE NONE NONE
TSTM COV........
TEMP............32 36 47 53 54 55
RH..............63 53 33 30 33 32
20 FT WIND......NE 6 NE 7 N 5 NW 5 SW 7 SW 6
20 FT WIND GUST.10 9 10 11 12 13
EYE LEVEL WIND..N 3 N 3 N 3 W 3 W 4 SW 4
EYE LVL WND GST.7 7 7 8 9 9
RIDGETOP WIND...NW 15 NW 10 NW 5 NW 5 W 5 W 5
CWR.............0 0 0 0 0 0
FORECASTER...LAUREN VILLAFANE
REQUESTED BY...BRIAN GRANT
TYPE OF REQUEST...PRESCRIBED
.TAG 2611332.0/SGX
.DELDT 04/22/26
.FORMATTERVERSION 2.0.0
.EMAIL BRIAN.GRANT3@USDA.GOV
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page