164
FNUS56 KSGX 032056
FWFSGX
FIRE WEATHER PLANNING FORECAST FOR EXTREME SOUTHWESTERN CALIFORNIA
NATIONAL WEATHER SERVICE SAN DIEGO CA
156 PM PDT WED SEP 3 2025
DISCUSSION
MONSOONAL MOISTURE WILL REMAIN IN PLACE THROUGH THURSDAY WITH
CHANCES FOR AFTERNOON AND EARLY EVENING THUNDERSTORMS FOR THE
MOUNTAINS, DESERTS, AND INLAND VALLEYS WITH THE CHANCE OF WETTING
RAINFALL FOR THE MOUNTAINS OF 25 TO 35 PERCENT. GREATER DRYING
WILL OCCUR FOR FRIDAY AND SATURDAY WITH A SLIGHT CHANCE OF
THUNDERSTORMS FOR THE MOUNTAINS AND DESERTS FOR FRIDAY AFTERNOON.
THE DRYING WILL CONTINUE INTO EARLY NEXT WEEK, WITH RH VALUES
RETURNING TO THE TEENS TO 20S FOR THE MOUNTAINS AND LOWER DESERTS
BY MONDAY OF NEXT WEEK.
CAZ552-041100-
ORANGE COUNTY COASTAL AREAS-
INCLUDING THE CITIES OF HUNTINGTON BEACH, COSTA MESA,
NEWPORT BEACH, LAGUNA BEACH, AND SAN CLEMENTE
156 PM PDT WED SEP 3 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT.
MIN TEMPERATURE.....64 TO 69.
24 HR TREND......DOWN 1 DEGREE.
MAX HUMIDITY........85 TO 95 PERCENT.
24 HR TREND......UP 5 PERCENT.
WIND (20 FT)........WINDS SOUTHWEST 6 TO 8 MPH IN THE EVENING
BECOMING VARIABLE 2 TO 5 MPH.
CWR (>0.10 IN)......1 PERCENT.
THURSDAY
SKY/WEATHER.........PARTLY CLOUDY...BECOMING MOSTLY SUNNY.
MAX TEMPERATURE.....76 TO 86.
24 HR TREND......DOWN 2 DEGREES.
MIN HUMIDITY........50 TO 60 PERCENT.
24 HR TREND......LITTLE CHANGE.
WIND (20 FT)........WINDS WEST 6 TO 12 MPH. GUSTS TO 20 MPH IN THE
AFTERNOON.
CWR (>0.10 IN)......2 PERCENT.
THURSDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT.
MIN TEMPERATURE.....63 TO 68.
24 HR TREND......DOWN 2 DEGREES.
MAX HUMIDITY........85 TO 95 PERCENT.
24 HR TREND......LITTLE CHANGE.
WIND (20 FT)........WINDS SOUTHWEST 6 TO 10 MPH WITH GUSTS TO 20
MPH IN THE EVENING BECOMING VARIABLE 2 TO 5
MPH.
CWR (>0.10 IN)......0 PERCENT.
FRIDAY
SKY/WEATHER.........MOSTLY CLOUDY...BECOMING MOSTLY SUNNY. PATCHY
FOG IN THE MORNING.
MAX TEMPERATURE.....74 TO 84.
24 HR TREND......DOWN 1 DEGREE.
MIN HUMIDITY........50 TO 60 PERCENT.
24 HR TREND......DOWN 15 PERCENT.
WIND (20 FT)........WINDS SOUTHWEST 6 TO 9 MPH. GUSTS TO 20 MPH IN
THE AFTERNOON.
CWR (>0.10 IN)......1 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED
FRIDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
SATURDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. LIGHT
WINDS.
SUNDAY
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE
UPPER 70S. LIGHT WINDS.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S. LIGHT WINDS.
MONDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S.
WEDNESDAY
PARTLY CLOUDY. HIGHS IN THE LOWER 70S.
CAZ554-041100-
ORANGE COUNTY INLAND AREAS-
INCLUDING THE CITIES OF SANTA ANA, ANAHEIM, GARDEN GROVE, IRVINE,
ORANGE, FULLERTON, AND MISSION VIEJO
156 PM PDT WED SEP 3 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....65 TO 70.
24 HR TREND......DOWN 2 DEGREES.
MAX HUMIDITY........80 TO 90 PERCENT.
24 HR TREND......LITTLE CHANGE.
WIND (20 FT)........WINDS SOUTHWEST AROUND 6 MPH IN THE EVENING
BECOMING VARIABLE 2 TO 5 MPH.
CWR (>0.10 IN)......1 PERCENT.
THURSDAY
SKY/WEATHER.........PARTLY CLOUDY...BECOMING MOSTLY SUNNY.
MAX TEMPERATURE.....84 TO 91.
24 HR TREND......DOWN 1 DEGREE.
MIN HUMIDITY........40 TO 50 PERCENT.
24 HR TREND......LITTLE CHANGE.
WIND (20 FT)........WINDS WEST 6 TO 10 MPH. GUSTS TO 20 MPH IN THE
AFTERNOON.
CWR (>0.10 IN)......2 PERCENT.
THURSDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....63 TO 68.
24 HR TREND......DOWN 1 DEGREE.
MAX HUMIDITY........80 TO 90 PERCENT.
24 HR TREND......UP 5 PERCENT.
WIND (20 FT)........WINDS SOUTHWEST 6 TO 8 MPH IN THE EVENING
BECOMING VARIABLE 2 TO 5 MPH.
CWR (>0.10 IN)......0 PERCENT.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY...BECOMING MOSTLY SUNNY. PATCHY
FOG IN THE MORNING.
MAX TEMPERATURE.....82 TO 88.
24 HR TREND......DOWN 3 DEGREES.
MIN HUMIDITY........40 TO 50 PERCENT.
24 HR TREND......UP 5 PERCENT.
WIND (20 FT)........WINDS SOUTHWEST 6 TO 8 MPH.
CWR (>0.10 IN)......1 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE
LOWER 80S. LIGHT WINDS.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SUNDAY
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE
MID 80S. LIGHT WINDS.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE
LOWER 80S. LIGHT WINDS.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
CAZ243-041100-
SAN DIEGO COUNTY COASTAL AREAS-
156 PM PDT WED SEP 3 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT.
MIN TEMPERATURE.....64 TO 69.
24 HR TREND......DOWN 1 DEGREE.
MAX HUMIDITY........85 TO 95 PERCENT.
24 HR TREND......LITTLE CHANGE.
WIND (20 FT)........WINDS WEST AROUND 6 MPH IN THE EVENING BECOMING
VARIABLE 2 TO 4 MPH.
CWR (>0.10 IN)......1 PERCENT.
THURSDAY
SKY/WEATHER.........PARTLY CLOUDY...BECOMING MOSTLY SUNNY.
MAX TEMPERATURE.....77 TO 87.
24 HR TREND......DOWN 2 DEGREES.
MIN HUMIDITY........50 TO 60 PERCENT.
24 HR TREND......UP 5 PERCENT.
WIND (20 FT)........WINDS NORTHWEST 6 TO 11 MPH. GUSTS TO 20 MPH IN
THE AFTERNOON.
CWR (>0.10 IN)......3 PERCENT.
THURSDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT.
MIN TEMPERATURE.....63 TO 68.
24 HR TREND......DOWN 2 DEGREES.
MAX HUMIDITY........85 TO 95 PERCENT.
24 HR TREND......LITTLE CHANGE.
WIND (20 FT)........WINDS WEST 6 TO 8 MPH IN THE EVENING BECOMING
VARIABLE 2 TO 5 MPH.
CWR (>0.10 IN)......1 PERCENT.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY...BECOMING MOSTLY SUNNY. PATCHY
FOG IN THE MORNING.
MAX TEMPERATURE.....74 TO 84.
24 HR TREND......DOWN 3 DEGREES.
MIN HUMIDITY........55 TO 65 PERCENT.
24 HR TREND......LITTLE CHANGE.
WIND (20 FT)........WINDS WEST 6 TO 9 MPH. GUSTS TO 20 MPH IN THE
AFTERNOON.
CWR (>0.10 IN)......3 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED
FRIDAY NIGHT
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS IN
THE MID 60S. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE
MID 70S. LIGHT WINDS.
SATURDAY NIGHT
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS
IN THE MID 60S. LIGHT WINDS.
SUNDAY
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE
UPPER 70S. LIGHT WINDS.
SUNDAY NIGHT
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS IN
THE LOWER 60S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE
UPPER 70S. LIGHT WINDS.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S.
CAZ250-041100-
SAN DIEGO COUNTY INLAND VALLEYS-
156 PM PDT WED SEP 3 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....65 TO 71.
24 HR TREND......DOWN 1 DEGREE.
MAX HUMIDITY........75 TO 85 PERCENT.
24 HR TREND......DOWN 5 PERCENT.
WIND (20 FT)........WINDS WEST AROUND 6 MPH IN THE EVENING BECOMING
VARIABLE 2 TO 4 MPH.
CWR (>0.10 IN)......1 PERCENT.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY...BECOMING PARTLY CLOUDY.
MAX TEMPERATURE.....86 TO 91 IN THE WESTERN VALLEYS TO 90 TO 95
NEAR THE FOOTHILLS.
24 HR TREND......DOWN 1 DEGREE.
MIN HUMIDITY........35 TO 45 PERCENT.
24 HR TREND......UP 5 PERCENT.
WIND (20 FT)........WINDS WEST 10 MPH. GUSTS TO 20 MPH IN THE
AFTERNOON.
CWR (>0.10 IN)......5 PERCENT.
THURSDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....63 TO 68.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........85 TO 95 PERCENT.
24 HR TREND......UP 5 PERCENT.
WIND (20 FT)........WINDS WEST AROUND 6 MPH IN THE EVENING BECOMING
VARIABLE 2 TO 5 MPH.
CWR (>0.10 IN)......2 PERCENT.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY...BECOMING MOSTLY SUNNY. PATCHY
FOG IN THE MORNING.
MAX TEMPERATURE.....82 TO 87 IN THE WESTERN VALLEYS TO 86 TO 91
NEAR THE FOOTHILLS.
24 HR TREND......DOWN 3 DEGREES.
MIN HUMIDITY........35 TO 45 PERCENT.
24 HR TREND......UP 5 PERCENT.
WIND (20 FT)........WINDS EAST 6 MPH BECOMING WEST 6 TO 9 MPH WITH
GUSTS TO 20 MPH IN THE AFTERNOON.
CWR (>0.10 IN)......5 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED
FRIDAY NIGHT
MOSTLY CLEAR. PATCHY FOG AFTER MIDNIGHT. LOWS IN
THE LOWER 60S. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE
MID 80S. LIGHT WINDS.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SUNDAY
SUNNY. HIGHS IN THE MID 80S. LIGHT WINDS.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE
MID 80S. LIGHT WINDS.
MONDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60.
TUESDAY
MOSTLY SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE
LOWER 80S.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
CAZ248-041100-
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS - THE INLAND EMPIRE-
156 PM PDT WED SEP 3 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....AROUND 62.
24 HR TREND......DOWN 1 DEGREE.
MAX HUMIDITY........65 TO 75 PERCENT.
24 HR TREND......LITTLE CHANGE.
WIND (20 FT)........WINDS WEST 6 TO 10 MPH WITH GUSTS TO 20 MPH IN
THE EVENING BECOMING VARIABLE 2 TO 5 MPH.
CWR (>0.10 IN)......2 PERCENT.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY...BECOMING PARTLY CLOUDY. SLIGHT
CHANCE OF SHOWERS IN THE AFTERNOON.
MAX TEMPERATURE.....92 TO 99.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........25 TO 30 PERCENT.
24 HR TREND......LITTLE CHANGE.
WIND (20 FT)........VARIABLE 3 TO 6 MPH BECOMING WEST 6 TO 12 MPH
WITH GUSTS TO 25 MPH IN THE AFTERNOON.
CWR (>0.10 IN)......7 PERCENT.
THURSDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....63 TO 68.
24 HR TREND......DOWN 3 DEGREES.
MAX HUMIDITY........70 TO 80 PERCENT.
24 HR TREND......UP 10 PERCENT.
WIND (20 FT)........WINDS WEST 6 TO 11 MPH WITH GUSTS TO 20 MPH IN
THE EVENING BECOMING VARIABLE 3 TO 6 MPH.
CWR (>0.10 IN)......2 PERCENT.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....89 TO 96.
24 HR TREND......DOWN 4 DEGREES.
MIN HUMIDITY........25 TO 30 PERCENT.
24 HR TREND......LITTLE CHANGE.
WIND (20 FT)........WINDS EAST 6 MPH BECOMING SOUTHWEST WITH GUSTS
TO 20 MPH IN THE AFTERNOON.
CWR (>0.10 IN)......3 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS AROUND 90. LIGHT WINDS.
SATURDAY NIGHT
CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.
SUNDAY
SUNNY. HIGHS AROUND 90. LIGHT WINDS.
SUNDAY NIGHT
CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.
MONDAY
SUNNY. HIGHS IN THE UPPER 80S. LIGHT WINDS.
MONDAY NIGHT
CLEAR. LOWS IN THE LOWER 60S.
TUESDAY
SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE MID
80S.
TUESDAY NIGHT
CLEAR. LOWS IN THE UPPER 50S.
WEDNESDAY
SUNNY. PATCHY FOG IN THE MORNING. HIGHS IN THE LOWER
80S.
CAZ255-256-041100-
SAN BERNARDINO COUNTY MOUNTAINS-
INCLUDING THE MOUNTAIN TOP AND FRONT COUNTRY RANGER DISTRICTS OF
THE SAN BERNARDINO NATIONAL FOREST-RIVERSIDE COUNTY MOUNTAINS-
INCLUDING THE SAN JACINTO RANGER DISTRICT OF THE SAN BERNARDINO
NATIONAL FOREST-
156 PM PDT WED SEP 3 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....43 TO 53 ABOVE 6000 FEET TO 58 TO 68 BELOW 6000
FEET.
24 HR TREND......UP 1 DEGREE.
MAX HUMIDITY........45 TO 55 PERCENT ON DESERT SLOPES TO 55 TO 65
PERCENT ON COASTAL SLOPES.
24 HR TREND......DOWN 45 PERCENT.
WIND (20 FT)........
SLOPES...........WINDS WEST AROUND 6 MPH BECOMING NORTH AROUND 6
MPH AFTER MIDNIGHT.
RIDGETOP.........WINDS WEST AROUND 6 MPH BECOMING EAST AFTER
MIDNIGHT.
CWR (>0.10 IN)......4 PERCENT.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY...BECOMING PARTLY CLOUDY. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON.
MAX TEMPERATURE.....70 TO 80 ABOVE 6000 FEET TO 78 TO 88 BELOW 6000
FEET.
24 HR TREND......UP 2 DEGREES.
MIN HUMIDITY........30 TO 40 PERCENT.
24 HR TREND......LITTLE CHANGE.
WIND (20 FT)........
SLOPES...........WINDS EAST AROUND 6 MPH BECOMING SOUTH WITH
GUSTS TO 20 MPH IN THE AFTERNOON.
RIDGETOP.........WINDS SOUTHEAST AROUND 6 MPH BECOMING SOUTHWEST
IN THE AFTERNOON.
CWR (>0.10 IN)......11 PERCENT.
THURSDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY.
MIN TEMPERATURE.....43 TO 53 ABOVE 6000 FEET TO 66 BELOW 6000 FEET.
24 HR TREND......DOWN 2 DEGREES.
MAX HUMIDITY........55 TO 65 PERCENT.
24 HR TREND......UP 5 PERCENT.
WIND (20 FT)........
SLOPES...........WINDS SOUTH 6 TO 11 MPH WITH GUSTS TO 20 MPH
BECOMING EAST 6 TO 9 MPH AFTER MIDNIGHT.
RIDGETOP.........WINDS SOUTH AROUND 7 MPH.
CWR (>0.10 IN)......3 PERCENT.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY...BECOMING PARTLY CLOUDY. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON.
MAX TEMPERATURE.....69 TO 79 ABOVE 6000 FEET TO 76 TO 86 BELOW 6000
FEET.
24 HR TREND......DOWN 4 DEGREES.
MIN HUMIDITY........25 TO 35 PERCENT.
24 HR TREND......LITTLE CHANGE.
WIND (20 FT)........
SLOPES...........WINDS SOUTHWEST 6 TO 11 MPH. GUSTS TO 20 MPH IN
THE AFTERNOON.
RIDGETOP.........WINDS SOUTHWEST 6 TO 11 MPH.
CWR (>0.10 IN)......13 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. SLIGHT CHANCE OF SHOWERS IN THE
AFTERNOON. HIGHS IN THE UPPER 70S. LIGHT WINDS.
SATURDAY NIGHT
CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.
SUNDAY
SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS.
SUNDAY NIGHT
CLEAR. LOWS IN THE UPPER 50S. LIGHT WINDS.
MONDAY
SUNNY. HIGHS IN THE UPPER 70S. LIGHT WINDS.
MONDAY NIGHT
CLEAR. LOWS IN THE UPPER 50S.
TUESDAY
SUNNY. HIGHS IN THE MID 70S.
TUESDAY NIGHT
CLEAR. LOWS IN THE LOWER 50S.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 70S.
CAZ258-041100-
SAN DIEGO COUNTY MOUNTAINS-
INCLUDING THE PALOMAR AND DESCANSO RANGER DISTRICTS OF THE
CLEVELAND NATIONAL FOREST-
156 PM PDT WED SEP 3 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....58 TO 68.
24 HR TREND......UP 1 DEGREE.
MAX HUMIDITY........55 TO 65 PERCENT.
24 HR TREND......UP 5 PERCENT.
WIND (20 FT)........
SLOPES...........WINDS WEST AROUND 6 MPH BECOMING NORTHEAST
AFTER MIDNIGHT.
RIDGETOP.........VARIABLE 1 TO 3 MPH.
CWR (>0.10 IN)......3 PERCENT.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY...BECOMING PARTLY CLOUDY. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON.
MAX TEMPERATURE.....80 TO 90.
24 HR TREND......UP 1 DEGREE.
MIN HUMIDITY........35 TO 45 PERCENT ON DESERT SLOPES TO 30 TO 40
PERCENT ON COASTAL SLOPES.
24 HR TREND......DOWN 5 PERCENT.
WIND (20 FT)........
SLOPES...........WINDS EAST AROUND 6 MPH BECOMING WEST 6 TO 9
MPH IN THE AFTERNOON.
RIDGETOP.........WINDS EAST AROUND 6 MPH.
CWR (>0.10 IN)......17 PERCENT.
THURSDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....AROUND 66.
24 HR TREND......DOWN 2 DEGREES.
MAX HUMIDITY........60 TO 70 PERCENT.
24 HR TREND......LITTLE CHANGE.
WIND (20 FT)........
SLOPES...........WINDS WEST AROUND 6 MPH BECOMING EAST AFTER
MIDNIGHT.
RIDGETOP.........VARIABLE 1 TO 3 MPH.
CWR (>0.10 IN)......4 PERCENT.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY...BECOMING PARTLY CLOUDY. SLIGHT
CHANCE OF SHOWERS IN THE AFTERNOON.
MAX TEMPERATURE.....77 TO 87.
24 HR TREND......DOWN 4 DEGREES.
MIN HUMIDITY........35 TO 45 PERCENT ON DESERT SLOPES TO 30 TO 40
PERCENT ON COASTAL SLOPES.
24 HR TREND......UP 10 PERCENT.
WIND (20 FT)........
SLOPES...........WINDS EAST 6 TO 9 MPH WITH GUSTS TO 20 MPH
BECOMING WEST 6 TO 10 MPH IN THE AFTERNOON.
RIDGETOP.........WINDS EAST AROUND 6 MPH BECOMING WEST IN THE
AFTERNOON.
CWR (>0.10 IN)......14 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. SLIGHT CHANCE OF SHOWERS IN THE
AFTERNOON. HIGHS IN THE LOWER 80S. LIGHT WINDS.
SATURDAY NIGHT
CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.
SUNDAY
SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS.
SUNDAY NIGHT
CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.
MONDAY
SUNNY. HIGHS IN THE LOWER 80S. WEST WINDS AROUND 5 MPH.
MONDAY NIGHT
CLEAR. LOWS AROUND 60.
TUESDAY
SUNNY. HIGHS IN THE UPPER 70S.
TUESDAY NIGHT
CLEAR. LOWS IN THE UPPER 50S.
WEDNESDAY
SUNNY. HIGHS IN THE MID 70S.
CAZ257-041100-
SANTA ANA MOUNTAINS-
INCLUDING THE TRABUCO RANGER DISTRICT OF THE CLEVELAND NATIONAL
FOREST-
156 PM PDT WED SEP 3 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....63 TO 73.
24 HR TREND......DOWN 1 DEGREE.
MAX HUMIDITY........50 TO 60 PERCENT.
24 HR TREND......LITTLE CHANGE.
WIND (20 FT)........
SLOPES...........WINDS WEST 6 TO 9 MPH WITH GUSTS TO 20 MPH IN
THE EVENING BECOMING DOWNSLOPE 2 TO 5 MPH.
RIDGETOP.........WINDS WEST AROUND 6 MPH IN THE EVENING BECOMING
VARIABLE 2 TO 5 MPH.
CWR (>0.10 IN)......1 PERCENT.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....87 TO 97.
24 HR TREND......UP 2 DEGREES.
MIN HUMIDITY........25 TO 35 PERCENT.
24 HR TREND......DOWN 5 PERCENT.
WIND (20 FT)........
SLOPES...........WINDS NORTH AROUND 6 MPH BECOMING WEST 6 TO 13
MPH WITH GUSTS TO 25 MPH IN THE AFTERNOON.
RIDGETOP.........VARIABLE 3 TO 6 MPH BECOMING WEST 6 TO 10 MPH
WITH GUSTS TO 20 MPH IN THE AFTERNOON.
CWR (>0.10 IN)......3 PERCENT.
THURSDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....60 TO 70.
24 HR TREND......DOWN 3 DEGREES.
MAX HUMIDITY........55 TO 65 PERCENT.
24 HR TREND......LITTLE CHANGE.
WIND (20 FT)........
SLOPES...........WINDS SOUTHWEST 6 TO 11 MPH WITH GUSTS TO 20
MPH IN THE EVENING BECOMING DOWNSLOPE 3 TO 6
MPH.
RIDGETOP.........WINDS WEST 6 TO 8 MPH IN THE EVENING BECOMING
VARIABLE 2 TO 5 MPH.
CWR (>0.10 IN)......1 PERCENT.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....84 TO 94.
24 HR TREND......DOWN 3 DEGREES.
MIN HUMIDITY........25 TO 35 PERCENT.
24 HR TREND......UP 5 PERCENT.
WIND (20 FT)........
SLOPES...........WINDS EAST AROUND 6 MPH BECOMING WEST 6 TO 10
MPH WITH GUSTS TO 20 MPH IN THE AFTERNOON.
RIDGETOP.........VARIABLE 2 TO 5 MPH BECOMING WEST 6 TO 8 MPH IN
THE AFTERNOON.
CWR (>0.10 IN)......3 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS.
SATURDAY NIGHT
CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.
SUNDAY
SUNNY. HIGHS IN THE MID 80S. LIGHT WINDS.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S.
TUESDAY
MOSTLY SUNNY. HIGHS AROUND 80.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S.
CAZ260-041100-
VICTOR VALLEY - APPLE VALLEY - LUCERNE VALLEY - JOHNSON VALLEY-
156 PM PDT WED SEP 3 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....AROUND 63.
24 HR TREND......UP 1 DEGREE.
MAX HUMIDITY........45 TO 55 PERCENT.
24 HR TREND......DOWN 10 PERCENT.
WIND (20 FT)........WINDS WEST AROUND 7 MPH.
CWR (>0.10 IN)......3 PERCENT.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY...BECOMING PARTLY CLOUDY. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON.
MAX TEMPERATURE.....91 TO 97.
24 HR TREND......UP 3 DEGREES.
MIN HUMIDITY........15 TO 25 PERCENT.
24 HR TREND......LITTLE CHANGE.
WIND (20 FT)........WINDS WEST AROUND 6 MPH BECOMING SOUTH WITH
GUSTS TO 20 MPH IN THE AFTERNOON.
CWR (>0.10 IN)......7 PERCENT.
THURSDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....65 TO 72.
24 HR TREND......DOWN 3 DEGREES.
MAX HUMIDITY........45 TO 55 PERCENT.
24 HR TREND......DOWN 10 PERCENT.
WIND (20 FT)........WINDS SOUTH 6 TO 13 MPH WITH GUSTS TO 25 MPH.
CWR (>0.10 IN)......2 PERCENT.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY...BECOMING PARTLY CLOUDY.
MAX TEMPERATURE.....90 TO 96.
24 HR TREND......DOWN 1 DEGREE.
MIN HUMIDITY........15 TO 20 PERCENT.
24 HR TREND......DOWN 5 PERCENT.
WIND (20 FT)........WINDS SOUTH 6 TO 12 MPH. GUSTS TO 25 MPH IN THE
AFTERNOON.
CWR (>0.10 IN)......3 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. SOUTHWEST
WINDS AROUND 6 MPH.
SATURDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 90S. LIGHT WINDS.
SATURDAY NIGHT
CLEAR. LOWS IN THE LOWER 60S. SOUTHWEST WINDS
AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE LOWER 90S. LIGHT WINDS.
SUNDAY NIGHT
CLEAR. LOWS IN THE LOWER 60S. SOUTHWEST WINDS
AROUND 5 MPH.
MONDAY
SUNNY. HIGHS AROUND 90. WEST WINDS AROUND 5 MPH.
MONDAY NIGHT
CLEAR. LOWS IN THE LOWER 60S.
TUESDAY
SUNNY. HIGHS IN THE UPPER 80S.
TUESDAY NIGHT
CLEAR. LOWS IN THE UPPER 50S.
WEDNESDAY
SUNNY. HIGHS IN THE MID 80S.
CAZ261-262-265-041100-
COACHELLA VALLEY-
INCLUDING THE PALM SPRINGS SOUTH COAST DESERT DISTRICT-
SAN DIEGO COUNTY DESERTS-
INCLUDING THE ANZA BORREGO DESERT STATE PARK-
SAN GORGONIO PASS NEAR BANNING-
156 PM PDT WED SEP 3 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....76 TO 84.
24 HR TREND......UP 1 DEGREE.
MAX HUMIDITY........55 TO 65 PERCENT.
24 HR TREND......DOWN 10 PERCENT.
WIND (20 FT)........WINDS WEST 6 TO 10 MPH.
CWR (>0.10 IN)......3 PERCENT.
THURSDAY
SKY/WEATHER.........MOSTLY SUNNY...BECOMING PARTLY CLOUDY. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
AFTERNOON.
MAX TEMPERATURE.....97 TO 102.
24 HR TREND......UP 1 DEGREE.
MIN HUMIDITY........30 TO 40 PERCENT.
24 HR TREND......UP 5 PERCENT.
WIND (20 FT)........WINDS SOUTHEAST 6 TO 9 MPH.
CWR (>0.10 IN)......15 PERCENT.
THURSDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....71 TO 80.
24 HR TREND......DOWN 5 DEGREES.
MAX HUMIDITY........75 TO 85 PERCENT.
24 HR TREND......UP 40 PERCENT.
WIND (20 FT)........WINDS SOUTHEAST 6 TO 11 MPH. GUSTS TO 20 MPH IN
THE EVENING.
CWR (>0.10 IN)......4 PERCENT.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE AFTERNOON.
MAX TEMPERATURE.....94 TO 99.
24 HR TREND......DOWN 4 DEGREES.
MIN HUMIDITY........30 TO 40 PERCENT.
24 HR TREND......UP 5 PERCENT.
WIND (20 FT)........WINDS SOUTHEAST 6 TO 9 MPH.
CWR (>0.10 IN)......13 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. LIGHT WINDS.
SATURDAY
MOSTLY SUNNY. SLIGHT CHANCE OF SHOWERS IN THE
AFTERNOON. HIGHS IN THE UPPER 90S. LIGHT WINDS.
SATURDAY NIGHT
CLEAR. LOWS IN THE MID 70S. LIGHT WINDS.
SUNDAY
SUNNY. HIGHS IN THE UPPER 90S. LIGHT WINDS.
SUNDAY NIGHT
CLEAR. LOWS IN THE MID 70S. WEST WINDS AROUND
5 MPH.
MONDAY
SUNNY. HIGHS AROUND 100. LIGHT WINDS.
MONDAY NIGHT
CLEAR. LOWS IN THE MID 70S.
TUESDAY
SUNNY. HIGHS IN THE UPPER 90S.
TUESDAY NIGHT
CLEAR. LOWS IN THE LOWER 70S.
WEDNESDAY
SUNNY. HIGHS IN THE MID 90S.
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