970
FNUS56 KSGX 182057
FWFSGX
FIRE WEATHER PLANNING FORECAST FOR EXTREME SOUTHWESTERN CALIFORNIA
NATIONAL WEATHER SERVICE SAN DIEGO CA
157 PM PDT THU SEP 18 2025
DISCUSSION
REMNANT TROPICAL MOISTURE WILL CONTINUE AREAS OF SHOWERS AND
THUNDERSTORMS ACROSS THE MOUNTAINS AND DESERTS THROUGH THIS
EVENING WITH CHANCES OF WETTING RAINFALL OVER 80 PERCENT,
LOWERING NEAR 30-50 PERCENT THIS EVENING. CHANCES FOR RAIN
WILL DIMINISH NEAR 15-30 PERCENT ON FRIDAY ACROSS MOUNTAINS
AND DESERTS, WITH MOST AREAS REMAINING DRY THROUGH SATURDAY.
THERE IS A SLIGHT CHANCE OF MORE TROPICAL MOISTURE RETURNING
TO THE AREA BY SUNDAY AND MONDAY, WHERE LIGHT RAIN MAY FALL
AREAWIDE. HIGH TEMPERTURES WILL REMAIN NEAR NORMAL THROUGH
THE WEEKEND INTO THE FIRST HALF OF NEXT WEEK WITH HIGHER
HUMIDITY. DRIER WEATHER WILL OCCUR BY THE MIDDLE OF NEXT WEEK.
THE MARINE LAYER WILL DEEPEN THIS WEEKEND INTO NEXT WEEK WITH
NIGHT AND MORNING LOW CLOUDS WITHIN 20 MILES OF THE COASTLINE.
CAZ552-191100-
ORANGE COUNTY COASTAL AREAS-
INCLUDING THE CITIES OF HUNTINGTON BEACH, COSTA MESA,
NEWPORT BEACH, LAGUNA BEACH, AND SAN CLEMENTE
157 PM PDT THU SEP 18 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
MIN TEMPERATURE.....AROUND 61.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........85 TO 95 PERCENT.
24 HR TREND......UP 5 PERCENT.
WIND (20 FT)........WINDS SOUTHWEST 6 TO 9 MPH IN THE EVENING
BECOMING VARIABLE 2 TO 5 MPH.
CWR (>0.10 IN)......12 PERCENT.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY...BECOMING MOSTLY SUNNY. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
MORNING.
MAX TEMPERATURE.....74 TO 82.
24 HR TREND......DOWN 3 DEGREES.
MIN HUMIDITY........65 TO 75 PERCENT.
24 HR TREND......DOWN 10 PERCENT.
WIND (20 FT)........WINDS WEST 6 TO 9 MPH.
CWR (>0.10 IN)......8 PERCENT.
FRIDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT.
MIN TEMPERATURE.....63 TO 68.
24 HR TREND......DOWN 3 DEGREES.
MAX HUMIDITY........90 TO 100 PERCENT.
24 HR TREND......UP 5 PERCENT.
WIND (20 FT)........WINDS WEST 6 TO 8 MPH.
CWR (>0.10 IN)......1 PERCENT.
SATURDAY
SKY/WEATHER.........MOSTLY CLOUDY...BECOMING MOSTLY SUNNY. PATCHY
FOG IN THE MORNING.
MAX TEMPERATURE.....74 TO 82.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........65 TO 75 PERCENT.
24 HR TREND......LITTLE CHANGE.
WIND (20 FT)........WINDS WEST 6 TO 10 MPH.
CWR (>0.10 IN)......1 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.
SUNDAY
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. SLIGHT CHANCE
OF SHOWERS IN THE MORNING, THEN CHANCE OF SHOWERS IN THE
AFTERNOON. HIGHS IN THE MID 70S. LIGHT WINDS.
SUNDAY NIGHT
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS.
PATCHY FOG AFTER MIDNIGHT. LOWS IN THE MID 60S. LIGHT WINDS.
MONDAY
PATCHY FOG IN THE MORNING. PARTLY CLOUDY WITH SLIGHT
CHANCE OF SHOWERS. HIGHS IN THE UPPER 70S. LIGHT WINDS.
MONDAY NIGHT
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE MID 60S. LIGHT
WINDS.
TUESDAY
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS IN THE
UPPER 70S. LIGHT WINDS.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S.
WEDNESDAY
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS IN
THE UPPER 70S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S.
THURSDAY
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS IN
THE UPPER 70S.
CAZ554-191100-
ORANGE COUNTY INLAND AREAS-
INCLUDING THE CITIES OF SANTA ANA, ANAHEIM, GARDEN GROVE, IRVINE,
ORANGE, FULLERTON, AND MISSION VIEJO
157 PM PDT THU SEP 18 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS.
MIN TEMPERATURE.....65 TO 70.
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)......13 PERCENT.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY...BECOMING MOSTLY SUNNY. SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS IN THE
MORNING.
MAX TEMPERATURE.....79 TO 84.
24 HR TREND......DOWN 1 DEGREE.
MIN HUMIDITY........60 TO 70 PERCENT.
24 HR TREND......LITTLE CHANGE.
WIND (20 FT)........VARIABLE 2 TO 5 MPH BECOMING SOUTHWEST AROUND 6
MPH IN THE AFTERNOON.
CWR (>0.10 IN)......10 PERCENT.
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....61 TO 66.
24 HR TREND......DOWN 3 DEGREES.
MAX HUMIDITY........90 TO 100 PERCENT.
24 HR TREND......UP 10 PERCENT.
WIND (20 FT)........WINDS SOUTHWEST AROUND 6 MPH IN THE EVENING
BECOMING VARIABLE 2 TO 4 MPH.
CWR (>0.10 IN)......1 PERCENT.
SATURDAY
SKY/WEATHER.........MOSTLY CLOUDY...BECOMING MOSTLY SUNNY. PATCHY
FOG IN THE MORNING.
MAX TEMPERATURE.....79 TO 84.
24 HR TREND......UP 2 DEGREES.
MIN HUMIDITY........55 TO 65 PERCENT.
24 HR TREND......DOWN 5 PERCENT.
WIND (20 FT)........VARIABLE 2 TO 5 MPH BECOMING WEST 6 TO 8 MPH IN
THE AFTERNOON.
CWR (>0.10 IN)......1 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.
SUNDAY
PATCHY FOG IN THE MORNING. PARTLY CLOUDY WITH SLIGHT
CHANCE OF SHOWERS. HIGHS IN THE LOWER 80S. LIGHT WINDS.
SUNDAY NIGHT
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS.
PATCHY FOG AFTER MIDNIGHT. LOWS IN THE MID 60S. LIGHT WINDS.
MONDAY
PATCHY FOG IN THE MORNING. PARTLY CLOUDY WITH SLIGHT
CHANCE OF SHOWERS. HIGHS IN THE MID 80S. LIGHT WINDS.
MONDAY NIGHT
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. LOWS IN THE MID 60S. LIGHT
WINDS.
TUESDAY
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS IN THE
MID 80S. LIGHT WINDS.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S.
WEDNESDAY
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS IN
THE MID 80S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S.
THURSDAY
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS IN
THE MID 80S.
CAZ243-191100-
SAN DIEGO COUNTY COASTAL AREAS-
157 PM PDT THU SEP 18 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY.
MIN TEMPERATURE.....65 TO 70.
24 HR TREND......DOWN 2 DEGREES.
MAX HUMIDITY........85 TO 95 PERCENT.
24 HR TREND......UP 5 PERCENT.
WIND (20 FT)........WINDS WEST 6 TO 8 MPH IN THE EVENING BECOMING
VARIABLE 2 TO 5 MPH.
CWR (>0.10 IN)......5 PERCENT.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY...BECOMING MOSTLY SUNNY.
MAX TEMPERATURE.....74 TO 82.
24 HR TREND......DOWN 2 DEGREES.
MIN HUMIDITY........65 TO 75 PERCENT.
24 HR TREND......UP 5 PERCENT.
WIND (20 FT)........WINDS NORTHWEST 6 TO 8 MPH.
CWR (>0.10 IN)......4 PERCENT.
FRIDAY NIGHT
SKY/WEATHER.........PARTLY CLOUDY...BECOMING MOSTLY CLOUDY. PATCHY
FOG AFTER MIDNIGHT.
MIN TEMPERATURE.....62 TO 67.
24 HR TREND......DOWN 2 DEGREES.
MAX HUMIDITY........90 TO 100 PERCENT.
24 HR TREND......UP 5 PERCENT.
WIND (20 FT)........WINDS NORTHWEST AROUND 6 MPH IN THE EVENING
BECOMING VARIABLE 2 TO 5 MPH.
CWR (>0.10 IN)......1 PERCENT.
SATURDAY
SKY/WEATHER.........CLOUDY...BECOMING PARTLY CLOUDY. PATCHY FOG IN
THE MORNING.
MAX TEMPERATURE.....74 TO 82.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........60 TO 70 PERCENT.
24 HR TREND......DOWN 5 PERCENT.
WIND (20 FT)........WINDS NORTH 6 TO 8 MPH BECOMING WEST 6 TO 9 MPH
WITH GUSTS TO 20 MPH IN THE AFTERNOON.
CWR (>0.10 IN)......2 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED
SATURDAY NIGHT
PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS
IN THE MID 60S. LIGHT WINDS.
SUNDAY
PATCHY FOG IN THE MORNING. PARTLY CLOUDY WITH CHANCE OF
SHOWERS. HIGHS IN THE MID 70S. LIGHT WINDS.
SUNDAY NIGHT
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS.
PATCHY FOG AFTER MIDNIGHT. LOWS IN THE MID 60S. LIGHT WINDS.
MONDAY
PATCHY FOG IN THE MORNING. PARTLY CLOUDY WITH SLIGHT
CHANCE OF SHOWERS. HIGHS IN THE UPPER 70S. LIGHT WINDS.
MONDAY NIGHT
PARTLY CLOUDY. PATCHY FOG AFTER MIDNIGHT. LOWS IN
THE MID 60S. LIGHT WINDS.
TUESDAY
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS IN THE
UPPER 70S. LIGHT WINDS.
TUESDAY NIGHT
PARTLY CLOUDY. LOWS IN THE MID 60S.
WEDNESDAY
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS IN
THE UPPER 70S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S.
THURSDAY
PARTLY CLOUDY. PATCHY FOG IN THE MORNING. HIGHS IN
THE UPPER 70S.
CAZ250-191100-
SAN DIEGO COUNTY INLAND VALLEYS-
157 PM PDT THU SEP 18 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
MIN TEMPERATURE.....63 TO 68.
24 HR TREND......DOWN 1 DEGREE.
MAX HUMIDITY........90 TO 100 PERCENT.
24 HR TREND......UP 10 PERCENT.
WIND (20 FT)........WINDS WEST 6 TO 8 MPH IN THE EVENING BECOMING
VARIABLE 2 TO 4 MPH.
CWR (>0.10 IN)......6 PERCENT.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY...BECOMING MOSTLY SUNNY.
MAX TEMPERATURE.....82 TO 87.
24 HR TREND......DOWN 2 DEGREES.
MIN HUMIDITY........50 TO 60 PERCENT.
24 HR TREND......DOWN 5 PERCENT.
WIND (20 FT)........VARIABLE 2 TO 5 MPH BECOMING WEST 6 TO 8 MPH
WITH GUSTS TO 20 MPH IN THE AFTERNOON.
CWR (>0.10 IN)......4 PERCENT.
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....60 TO 65.
24 HR TREND......DOWN 3 DEGREES.
MAX HUMIDITY........90 TO 100 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)......0 PERCENT.
SATURDAY
SKY/WEATHER.........PARTLY CLOUDY...BECOMING MOSTLY SUNNY. PATCHY
FOG IN THE MORNING.
MAX TEMPERATURE.....83 TO 88.
24 HR TREND......LITTLE CHANGE.
MIN HUMIDITY........40 TO 50 PERCENT.
24 HR TREND......DOWN 5 PERCENT.
WIND (20 FT)........VARIABLE 2 TO 5 MPH BECOMING WEST 6 TO 8 MPH
WITH GUSTS TO 20 MPH IN THE AFTERNOON.
CWR (>0.10 IN)......2 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SUNDAY
PATCHY FOG IN THE MORNING. PARTLY CLOUDY WITH CHANCE OF
SHOWERS. HIGHS IN THE LOWER 80S. LIGHT WINDS.
SUNDAY NIGHT
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS.
PATCHY FOG AFTER MIDNIGHT. LOWS IN THE MID 60S. LIGHT WINDS.
MONDAY
PATCHY FOG IN THE MORNING. PARTLY CLOUDY WITH SLIGHT
CHANCE OF SHOWERS. HIGHS IN THE MID 80S. LIGHT WINDS.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S. LIGHT WINDS.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S.
CAZ248-191100-
SAN BERNARDINO AND RIVERSIDE COUNTY VALLEYS - THE INLAND EMPIRE-
157 PM PDT THU SEP 18 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY. CHANCE OF SHOWERS IN THE
EVENING. SLIGHT CHANCE OF THUNDERSTORMS. SLIGHT
CHANCE OF SHOWERS AFTER MIDNIGHT.
MIN TEMPERATURE.....61 TO 69.
24 HR TREND......DOWN 2 DEGREES.
MAX HUMIDITY........85 TO 95 PERCENT.
24 HR TREND......UP 10 PERCENT.
WIND (20 FT)........WINDS SOUTH 10 MPH. GUSTS TO 20 MPH IN THE
EVENING.
CWR (>0.10 IN)......17 PERCENT.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING.
MAX TEMPERATURE.....81 TO 87.
24 HR TREND......DOWN 1 DEGREE.
MIN HUMIDITY........45 TO 55 PERCENT.
24 HR TREND......DOWN 10 PERCENT.
WIND (20 FT)........VARIABLE 2 TO 5 MPH BECOMING SOUTHWEST 6 TO 9
MPH IN THE AFTERNOON.
CWR (>0.10 IN)......12 PERCENT.
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....58 TO 64.
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.
SATURDAY
SKY/WEATHER.........PARTLY CLOUDY...BECOMING MOSTLY SUNNY.
MAX TEMPERATURE.....84 TO 90.
24 HR TREND......UP 2 DEGREES.
MIN HUMIDITY........35 TO 45 PERCENT.
24 HR TREND......DOWN 10 PERCENT.
WIND (20 FT)........VARIABLE 2 TO 5 MPH BECOMING WEST 6 TO 9 MPH
WITH GUSTS TO 20 MPH IN THE AFTERNOON.
CWR (>0.10 IN)......2 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SUNDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. HIGHS IN
THE MID 80S. LIGHT WINDS.
SUNDAY NIGHT
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS
IN THE MID 60S. LIGHT WINDS.
MONDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. HIGHS IN
THE UPPER 80S. LIGHT WINDS.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S. LIGHT WINDS.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S.
WEDNESDAY NIGHT
CLEAR. LOWS IN THE MID 60S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S.
CAZ255-256-191100-
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-
157 PM PDT THU SEP 18 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY...BECOMING PARTLY CLOUDY. CHANCE
OF SHOWERS IN THE EVENING. SLIGHT CHANCE OF
THUNDERSTORMS. SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT.
MIN TEMPERATURE.....42 TO 52 ABOVE 6000 FEET TO 51 TO 61 BELOW 6000
FEET.
24 HR TREND......DOWN 6 DEGREES.
MAX HUMIDITY........80 TO 90 PERCENT ON DESERT SLOPES TO 90 TO 100
PERCENT ON COASTAL SLOPES.
24 HR TREND......LITTLE CHANGE.
WIND (20 FT)........
SLOPES...........WINDS SOUTH 6 TO 13 MPH WITH GUSTS TO 20 MPH.
RIDGETOP.........WINDS SOUTH 6 TO 15 MPH WITH GUSTS TO 30 MPH.
CWR (>0.10 IN)......40 PERCENT.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN THE
MORNING. SLIGHT CHANCE OF THUNDERSTORMS. CHANCE
OF SHOWERS IN THE AFTERNOON.
MAX TEMPERATURE.....61 TO 71 ABOVE 6000 FEET TO 69 TO 79 BELOW 6000
FEET.
24 HR TREND......UP 1 DEGREE.
MIN HUMIDITY........40 TO 50 PERCENT.
24 HR TREND......DOWN 15 PERCENT.
WIND (20 FT)........
SLOPES...........WINDS SOUTH 6 TO 12 MPH. GUSTS TO 20 MPH IN THE
MORNING.
RIDGETOP.........WINDS SOUTH 6 TO 12 MPH. GUSTS TO 25 MPH IN THE
MORNING.
CWR (>0.10 IN)......16 PERCENT.
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....37 TO 47 ABOVE 6000 FEET TO 50 TO 60 BELOW 6000
FEET.
24 HR TREND......UP 2 DEGREES.
MAX HUMIDITY........55 TO 65 PERCENT ON DESERT SLOPES TO 80 TO 90
PERCENT ON COASTAL SLOPES.
24 HR TREND......LITTLE CHANGE.
WIND (20 FT)........
SLOPES...........WINDS WEST AROUND 7 MPH.
RIDGETOP.........VARIABLE 2 TO 5 MPH BECOMING SOUTHWEST AROUND 6
MPH AFTER MIDNIGHT.
CWR (>0.10 IN)......3 PERCENT.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....64 TO 74 ABOVE 6000 FEET TO 71 TO 81 BELOW 6000
FEET.
24 HR TREND......UP 3 DEGREES.
MIN HUMIDITY........25 TO 35 PERCENT.
24 HR TREND......DOWN 15 PERCENT.
WIND (20 FT)........
SLOPES...........WINDS SOUTHWEST 6 TO 8 MPH.
RIDGETOP.........WINDS SOUTHWEST 6 TO 8 MPH.
CWR (>0.10 IN)......3 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED
SATURDAY NIGHT
WARMER. MOSTLY CLEAR. LOWS IN THE MID 50S.
LIGHT WINDS.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN THE MORNING,
THEN CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS IN THE LOWER 70S.
LIGHT WINDS.
SUNDAY NIGHT
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS
IN THE UPPER 50S. LIGHT WINDS.
MONDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. HIGHS IN
THE MID 70S. LIGHT WINDS.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT WINDS.
TUESDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. HIGHS IN
THE MID 70S. LIGHT WINDS.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 50S.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S.
WEDNESDAY NIGHT
CLEAR. LOWS IN THE UPPER 50S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE MID 70S.
CAZ258-191100-
SAN DIEGO COUNTY MOUNTAINS-
INCLUDING THE PALOMAR AND DESCANSO RANGER DISTRICTS OF THE
CLEVELAND NATIONAL FOREST-
157 PM PDT THU SEP 18 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
MIN TEMPERATURE.....54 TO 64.
24 HR TREND......DOWN 6 DEGREES.
MAX HUMIDITY........85 TO 95 PERCENT.
24 HR TREND......UP 20 PERCENT.
WIND (20 FT)........
SLOPES...........WINDS WEST 6 TO 13 MPH. GUSTS TO 20 MPH IN THE
EVENING.
RIDGETOP.........WINDS WEST 6 TO 13 MPH WITH GUSTS TO 25 MPH.
CWR (>0.10 IN)......15 PERCENT.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY...BECOMING MOSTLY SUNNY.
MAX TEMPERATURE.....73 TO 83.
24 HR TREND......DOWN 1 DEGREE.
MIN HUMIDITY........40 TO 50 PERCENT ON DESERT SLOPES TO 50 TO 60
PERCENT ON COASTAL SLOPES.
24 HR TREND......DOWN 20 PERCENT.
WIND (20 FT)........
SLOPES...........WINDS SOUTHWEST 6 TO 9 MPH. GUSTS TO 20 MPH IN
THE AFTERNOON.
RIDGETOP.........WINDS SOUTHWEST 6 TO 9 MPH.
CWR (>0.10 IN)......4 PERCENT.
FRIDAY NIGHT
SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....52 TO 62.
24 HR TREND......UP 1 DEGREE.
MAX HUMIDITY........70 TO 80 PERCENT ON DESERT SLOPES TO 75 TO 85
PERCENT ON COASTAL SLOPES.
24 HR TREND......DOWN 15 PERCENT.
WIND (20 FT)........
SLOPES...........WINDS WEST AROUND 6 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.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....76 TO 86.
24 HR TREND......UP 2 DEGREES.
MIN HUMIDITY........30 TO 40 PERCENT ON DESERT SLOPES TO 35 TO 45
PERCENT ON COASTAL SLOPES.
24 HR TREND......DOWN 15 PERCENT.
WIND (20 FT)........
SLOPES...........WINDS WEST 6 TO 8 MPH. GUSTS TO 20 MPH IN THE
AFTERNOON.
RIDGETOP.........VARIABLE 2 TO 5 MPH BECOMING WEST AROUND 6 MPH
IN THE AFTERNOON.
CWR (>0.10 IN)......4 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 60. LIGHT WINDS.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN THE MORNING,
THEN CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS IN THE UPPER 70S.
LIGHT WINDS.
SUNDAY NIGHT
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS
IN THE LOWER 60S. LIGHT WINDS.
MONDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. HIGHS
AROUND 80. LIGHT WINDS.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S. LIGHT WINDS.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S.
WEDNESDAY
SUNNY. HIGHS IN THE LOWER 80S.
WEDNESDAY NIGHT
CLEAR. LOWS IN THE LOWER 60S.
THURSDAY
SUNNY. HIGHS IN THE LOWER 80S.
CAZ257-191100-
SANTA ANA MOUNTAINS-
INCLUDING THE TRABUCO RANGER DISTRICT OF THE CLEVELAND NATIONAL
FOREST-
157 PM PDT THU SEP 18 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE EVENING.
MIN TEMPERATURE.....58 TO 66.
24 HR TREND......DOWN 2 DEGREES.
MAX HUMIDITY........75 TO 85 PERCENT.
24 HR TREND......UP 5 PERCENT.
WIND (20 FT)........
SLOPES...........WINDS SOUTHWEST 6 TO 11 MPH WITH GUSTS TO 20
MPH BECOMING SOUTHEAST AFTER MIDNIGHT.
RIDGETOP.........WINDS SOUTHWEST 6 TO 9 MPH WITH GUSTS TO 20 MPH
IN THE EVENING BECOMING VARIABLE 2 TO 5 MPH.
CWR (>0.10 IN)......12 PERCENT.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE MORNING.
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)........
SLOPES...........UPSLOPE 2 TO 5 MPH BECOMING SOUTHWEST 6 TO 8
MPH IN THE AFTERNOON.
RIDGETOP.........VARIABLE 2 TO 5 MPH BECOMING SOUTHWEST AROUND 6
MPH IN THE AFTERNOON.
CWR (>0.10 IN)......10 PERCENT.
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....AROUND 66.
24 HR TREND......DOWN 2 DEGREES.
MAX HUMIDITY........70 TO 80 PERCENT.
24 HR TREND......UP 5 PERCENT.
WIND (20 FT)........
SLOPES...........WINDS SOUTHWEST 6 TO 8 MPH IN THE EVENING
BECOMING DOWNSLOPE 2 TO 5 MPH.
RIDGETOP.........VARIABLE 1 TO 3 MPH.
CWR (>0.10 IN)......1 PERCENT.
SATURDAY
SKY/WEATHER.........PARTLY CLOUDY...BECOMING MOSTLY SUNNY.
MAX TEMPERATURE.....79 TO 89.
24 HR TREND......UP 3 DEGREES.
MIN HUMIDITY........40 TO 50 PERCENT.
24 HR TREND......DOWN 10 PERCENT.
WIND (20 FT)........
SLOPES...........UPSLOPE 3 TO 6 MPH BECOMING WEST 6 TO 9 MPH IN
THE AFTERNOON.
RIDGETOP.........VARIABLE 2 TO 5 MPH BECOMING WEST AROUND 6 MPH
IN THE AFTERNOON.
CWR (>0.10 IN)......1 PERCENT.
FORECAST DAYS 3 THROUGH 7...
SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SUNDAY
PARTLY CLOUDY WITH CHANCE OF SHOWERS. HIGHS AROUND 80.
LIGHT WINDS.
SUNDAY NIGHT
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS
IN THE MID 60S. LIGHT WINDS.
MONDAY
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. HIGHS IN
THE MID 80S. LIGHT WINDS.
MONDAY NIGHT
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT. LOWS IN THE UPPER 60S. LIGHT WINDS.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S. LIGHT WINDS.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S.
WEDNESDAY NIGHT
CLEAR. LOWS IN THE MID 60S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE LOWER 80S.
CAZ260-191100-
VICTOR VALLEY - APPLE VALLEY - LUCERNE VALLEY - JOHNSON VALLEY-
157 PM PDT THU SEP 18 2025
TONIGHT
SKY/WEATHER.........MOSTLY CLOUDY...BECOMING PARTLY CLOUDY. SHOWERS
LIKELY IN THE EVENING. SLIGHT CHANCE OF
THUNDERSTORMS. SLIGHT CHANCE OF SHOWERS AFTER
MIDNIGHT.
MIN TEMPERATURE.....59 TO 64.
24 HR TREND......DOWN 6 DEGREES.
MAX HUMIDITY........85 TO 95 PERCENT.
24 HR TREND......UP 20 PERCENT.
WIND (20 FT)........WINDS SOUTH 6 TO 11 MPH WITH GUSTS TO 20 MPH.
CWR (>0.10 IN)......48 PERCENT.
FRIDAY
SKY/WEATHER.........PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN THE
MORNING. SLIGHT CHANCE OF THUNDERSTORMS. CHANCE
OF SHOWERS IN THE AFTERNOON.
MAX TEMPERATURE.....80 TO 88.
24 HR TREND......UP 1 DEGREE.
MIN HUMIDITY........30 TO 40 PERCENT.
24 HR TREND......DOWN 20 PERCENT.
WIND (20 FT)........WINDS SOUTH 6 TO 8 MPH.
CWR (>0.10 IN)......22 PERCENT.
FRIDAY NIGHT
SKY/WEATHER.........MOSTLY CLEAR.
MIN TEMPERATURE.....57 TO 65.
24 HR TREND......LITTLE CHANGE.
MAX HUMIDITY........70 TO 80 PERCENT.
24 HR TREND......DOWN 20 PERCENT.
WIND (20 FT)........WINDS SOUTHWEST 6 TO 8 MPH.
CWR (>0.10 IN)......3 PERCENT.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....83 TO 90.
24 HR TREND......UP 2 DEGREES.
MIN HUMIDITY........25 PERCENT.
24 HR TREND......DOWN 10 PERCENT.
WIND (20 FT)........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
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE LOWER 60S. LIGHT
WINDS.
SUNDAY
MOSTLY SUNNY. SLIGHT CHANCE OF SHOWERS IN THE
AFTERNOON. HIGHS IN THE MID 80S. LIGHT WINDS.
SUNDAY NIGHT
PARTLY CLOUDY. LOWS IN THE LOWER 60S. LIGHT
WINDS.
MONDAY
MOSTLY SUNNY. SLIGHT CHANCE OF SHOWERS IN THE
AFTERNOON. HIGHS IN THE MID 80S. LIGHT WINDS.
MONDAY NIGHT
MOSTLY CLEAR. SLIGHT CHANCE OF SHOWERS IN THE
EVENING. LOWS IN THE MID 60S. LIGHT WINDS.
TUESDAY
MOSTLY SUNNY WITH SLIGHT CHANCE OF SHOWERS. HIGHS IN
THE UPPER 80S. LIGHT WINDS.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 60S.
WEDNESDAY
MOSTLY SUNNY. HIGHS IN THE MID 80S.
WEDNESDAY NIGHT
CLEAR. LOWS IN THE LOWER 60S.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 80S.
CAZ261-262-265-191100-
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-
157 PM PDT THU SEP 18 2025
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY. CHANCE OF SHOWERS AND SLIGHT
CHANCE OF THUNDERSTORMS IN THE EVENING.
MIN TEMPERATURE.....70 TO 76.
24 HR TREND......DOWN 4 DEGREES.
MAX HUMIDITY........75 TO 85 PERCENT.
24 HR TREND......UP 25 PERCENT.
WIND (20 FT)........WINDS NORTHWEST 6 TO 11 MPH. GUSTS TO 20 MPH IN
THE EVENING.
CWR (>0.10 IN)......21 PERCENT.
FRIDAY
SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....92 TO 97.
24 HR TREND......UP 1 DEGREE.
MIN HUMIDITY........35 TO 45 PERCENT.
24 HR TREND......DOWN 15 PERCENT.
WIND (20 FT)........WINDS WEST 10 MPH BECOMING SOUTHEAST 6 TO 9 MPH
IN THE AFTERNOON.
CWR (>0.10 IN)......4 PERCENT.
FRIDAY NIGHT
SKY/WEATHER.........CLEAR.
MIN TEMPERATURE.....69 TO 78.
24 HR TREND......DOWN 1 DEGREE.
MAX HUMIDITY........50 TO 60 PERCENT.
24 HR TREND......DOWN 25 PERCENT.
WIND (20 FT)........WINDS NORTHWEST 6 TO 10 MPH.
CWR (>0.10 IN)......1 PERCENT.
SATURDAY
SKY/WEATHER.........MOSTLY SUNNY.
MAX TEMPERATURE.....95 TO 100.
24 HR TREND......UP 2 DEGREES.
MIN HUMIDITY........20 TO 25 PERCENT.
24 HR TREND......DOWN 15 PERCENT.
WIND (20 FT)........WINDS NORTHWEST 6 TO 9 MPH BECOMING SOUTH 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
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE MID 70S. LIGHT WINDS.
SUNDAY
PARTLY CLOUDY. SLIGHT CHANCE OF SHOWERS IN THE MORNING,
THEN CHANCE OF SHOWERS IN THE AFTERNOON. HIGHS IN THE MID 90S.
LIGHT WINDS.
SUNDAY NIGHT
PARTLY CLOUDY WITH SLIGHT CHANCE OF SHOWERS. LOWS
IN THE MID 70S. LIGHT WINDS.
MONDAY
MOSTLY SUNNY WITH SLIGHT CHANCE OF SHOWERS. HIGHS IN
THE MID 90S. LIGHT WINDS.
MONDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S. LIGHT WINDS.
TUESDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 90S. LIGHT WINDS.
TUESDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 70S.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 90S.
WEDNESDAY NIGHT
CLEAR. LOWS IN THE MID 70S.
THURSDAY
SUNNY. HIGHS IN THE UPPER 90S.
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