FNUS56 KSGX 230737 FWFSGX Fire Weather Planning Forecast For Extreme Southwestern California National Weather Service San Diego CA 1237 AM PDT Sun Aug 23 2026 .DISCUSSION... Monsoonal moisture will decrease through the weekend, with a slight chance of showers and thunderstorms for the mountains and low deserts through then, followed by a slight uptick in chances returning for Monday afternoon and onward each afternoon through the end of next week as better monsoonal moisture returns. Above average high and low temperatures will continue through next week, generally 5 to 10 degrees above average for inland areas and low deserts. CAZ552-232145- Orange County Coastal Areas- Including the cities of Huntington Beach, Costa Mesa, Newport Beach, Laguna Beach, and San Clemente 1237 AM PDT Sun Aug 23 2026 .TODAY... Sky/weather.........Mostly sunny. Max temperature.....83 to 93. 24 HR TREND......Little change. Min humidity........40 to 50 percent. 24 HR TREND......Little change. WIND (20 FT)........Variable 2 to 5 mph becoming west 6 to 9 mph in the afternoon. CWR (>0.10 IN)......0 percent. .TONIGHT... Sky/weather.........Mostly clear. Min temperature.....Around 61. 24 HR TREND......Little change. Max humidity........80 to 90 percent. 24 HR TREND......Down 5 percent. WIND (20 FT)........Winds west 6 to 8 mph in the evening becoming variable 2 to 5 mph. CWR (>0.10 IN)......1 percent. .MONDAY... Sky/weather.........Mostly sunny. Max temperature.....81 to 91. 24 HR TREND......Little change. Min humidity........45 to 55 percent. 24 HR TREND......Up 5 percent. WIND (20 FT)........Variable 2 to 5 mph becoming south around 6 mph in the afternoon. CWR (>0.10 IN)......2 percent. FORECAST DAYS 3 THROUGH 7... SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED .MONDAY NIGHT...Mostly clear. Patchy fog after midnight. Lows in the upper 60s. Light winds. .TUESDAY...Mostly sunny. Patchy fog in the morning. Highs in the lower 80s. Light winds. .TUESDAY NIGHT...Mostly clear. Lows in the lower 70s. Light winds. .WEDNESDAY...Mostly sunny. Highs in the mid 80s. Light winds. .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 70s. Light winds. .THURSDAY...Partly cloudy. Highs in the mid 80s. Light winds. .THURSDAY NIGHT...Mostly clear. Lows in the lower 70s. .FRIDAY...Partly cloudy. Highs in the upper 80s. .FRIDAY NIGHT...Mostly clear. Lows in the lower 70s. .SATURDAY...Mostly sunny. Highs in the upper 80s. $$ CAZ554-232145- Orange County Inland Areas- Including the cities of Santa Ana, Anaheim, Garden Grove, Irvine, Orange, Fullerton, and Mission Viejo 1237 AM PDT Sun Aug 23 2026 .TODAY... Sky/weather.........Mostly sunny. Max temperature.....90 to 98. 24 HR TREND......Up 5 degrees. Min humidity........30 to 40 percent. 24 HR TREND......Down 5 percent. WIND (20 FT)........Variable 2 to 5 mph becoming west 6 to 8 mph in the afternoon. CWR (>0.10 IN)......0 percent. .TONIGHT... Sky/weather.........Mostly clear. Min temperature.....65 to 70. 24 HR TREND......Little change. Max humidity........70 to 80 percent. 24 HR TREND......Down 5 percent. WIND (20 FT)........Winds southwest 6 mph in the evening becoming variable 1 to 3 mph. CWR (>0.10 IN)......1 percent. .MONDAY... Sky/weather.........Mostly sunny. Max temperature.....88 to 97. 24 HR TREND......Down 3 degrees. Min humidity........35 to 45 percent. 24 HR TREND......Little change. WIND (20 FT)........Winds southwest 8 mph. CWR (>0.10 IN)......2 percent. FORECAST DAYS 3 THROUGH 7... SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED .MONDAY NIGHT...Mostly clear. Lows in the upper 60s. Light winds. .TUESDAY...Mostly sunny. Highs in the mid 90s. Light winds. .TUESDAY NIGHT...Mostly clear. Lows in the lower 70s. Light winds. .WEDNESDAY...Mostly sunny. Highs in the mid 90s. Light winds. .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 70s. Light winds. .THURSDAY...Mostly sunny. Highs in the upper 90s. Light winds. .THURSDAY NIGHT...Mostly clear. Lows in the lower 70s. .FRIDAY...Partly cloudy. Highs in the upper 90s. .FRIDAY NIGHT...Mostly clear. Lows in the lower 70s. .SATURDAY...Mostly sunny. Highs in the upper 90s. $$ CAZ243-232145- San Diego County Coastal Areas- 1237 AM PDT Sun Aug 23 2026 .TODAY... Sky/weather.........Mostly sunny. Max temperature.....83 to 93. 24 HR TREND......Up 2 degrees. Min humidity........40 to 50 percent. 24 HR TREND......Up 5 percent. WIND (20 FT)........Winds west 10 mph. CWR (>0.10 IN)......1 percent. .TONIGHT... Sky/weather.........Partly cloudy. Patchy fog after midnight. Min temperature.....Around 61. 24 HR TREND......Little change. Max humidity........80 to 90 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. .MONDAY... Sky/weather.........Partly cloudy...becoming mostly sunny. Max temperature.....81 to 91. 24 HR TREND......Down 1 degree. Min humidity........50 to 60 percent. 24 HR TREND......Little change. WIND (20 FT)........Winds southwest 8 mph. CWR (>0.10 IN)......1 percent. FORECAST DAYS 3 THROUGH 7... SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED .MONDAY NIGHT...Mostly clear. Patchy fog after midnight. Lows in the upper 60s. Light winds. .TUESDAY...Mostly sunny. Patchy fog in the morning. Highs in the mid 80s. Light winds. .TUESDAY NIGHT...Mostly clear. Lows in the lower 70s. Light winds. .WEDNESDAY...Partly cloudy. Highs in the mid 80s. Light winds. .WEDNESDAY NIGHT...Partly cloudy. Lows in the lower 70s. Light winds. .THURSDAY...Partly cloudy. Highs in the upper 80s. Light winds. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 70s. .FRIDAY...Partly cloudy. Highs in the upper 80s. .FRIDAY NIGHT...Mostly clear. Lows in the lower 70s. .SATURDAY...Partly cloudy. Highs in the upper 80s. $$ CAZ250-232145- San Diego County Inland Valleys- 1237 AM PDT Sun Aug 23 2026 .TODAY... Sky/weather.........Mostly sunny. Max temperature.....92 to 97 in the western valleys to 99 to 104 near the foothills. 24 HR TREND......Up 2 degrees. Min humidity........20 to 30 percent. 24 HR TREND......Down 5 percent. WIND (20 FT)........Winds west 9 mph. Gusts to 20 mph in the afternoon. CWR (>0.10 IN)......1 percent. .TONIGHT... Sky/weather.........Mostly clear. Min temperature.....Around 64. 24 HR TREND......Up 1 degree. Max humidity........60 to 70 percent. 24 HR TREND......Down 5 percent. WIND (20 FT)........Winds west 8 mph in the evening becoming variable 1 to 3 mph. CWR (>0.10 IN)......1 percent. .MONDAY... Sky/weather.........Mostly sunny. Max temperature.....89 to 94 in the western valleys to 95 to 100 near the foothills. 24 HR TREND......Down 2 degrees. Min humidity........20 to 30 percent. 24 HR TREND......Up 5 percent. WIND (20 FT)........Winds west 8 mph. CWR (>0.10 IN)......3 percent. FORECAST DAYS 3 THROUGH 7... SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED .MONDAY NIGHT...Mostly clear. Lows in the upper 60s. Light winds. .TUESDAY...Mostly sunny. Highs in the mid 90s. Light winds. .TUESDAY NIGHT...Mostly clear. Lows around 70. Light winds. .WEDNESDAY...Mostly sunny. Highs in the upper 90s. Light winds. .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 70s. Light winds. .THURSDAY...Mostly sunny. Highs around 100. Light winds. .THURSDAY NIGHT...Mostly clear. Lows in the lower 70s. .FRIDAY...Mostly sunny. Highs around 101. .FRIDAY NIGHT...Mostly clear. Lows in the lower 70s. .SATURDAY...Mostly sunny. Highs in the upper 90s. $$ CAZ248-232145- San Bernardino and Riverside County Valleys-The Inland Empire- 1237 AM PDT Sun Aug 23 2026 .TODAY... Sky/weather.........Mostly sunny. Max temperature.....99 to 107. 24 HR TREND......Up 4 degrees. Min humidity........15 to 20 percent. 24 HR TREND......Down 5 percent. WIND (20 FT)........Winds west 6 to 12 mph. Gusts to 25 mph in the afternoon. CWR (>0.10 IN)......0 percent. .TONIGHT... Sky/weather.........Mostly clear. Min temperature.....67 to 73. 24 HR TREND......Up 1 degree. Max humidity........45 to 55 percent. 24 HR TREND......Down 5 percent. WIND (20 FT)........Winds west 10 mph with gusts to 20 mph in the evening becoming variable 2 to 4 mph. CWR (>0.10 IN)......1 percent. .MONDAY... Sky/weather.........Mostly sunny...becoming partly cloudy. Max temperature.....97 to 105. 24 HR TREND......Down 2 degrees. Min humidity........15 to 20 percent. 24 HR TREND......Up 5 percent. WIND (20 FT)........Winds east 10 mph becoming west 6 to 11 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 .MONDAY NIGHT...Mostly clear. Lows around 70. Light winds. .TUESDAY...Sunny. Highs around 103. Light winds. .TUESDAY NIGHT...Mostly clear. Lows in the lower 70s. Light winds. .WEDNESDAY...Mostly sunny. Highs around 104. Light winds. .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 70s. Light winds. .THURSDAY...Mostly sunny. Highs around 105. Light winds. .THURSDAY NIGHT...Mostly clear. Lows in the lower 70s. .FRIDAY...Partly cloudy. Highs around 105. .FRIDAY NIGHT...Mostly clear. Lows in the lower 70s. .SATURDAY...Mostly sunny. Highs around 104. $$ CAZ255-256-232145- 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- 1237 AM PDT Sun Aug 23 2026 .TODAY... Sky/weather.........Mostly sunny. Max temperature.....79 to 89 above 6000 feet to 87 to 97 below 6000 feet. 24 HR TREND......Up 1 degree. Min humidity........15 to 20 percent. 24 HR TREND......Little change. WIND (20 FT)........ SLOPES...........Winds southwest 6 to 14 mph. Gusts to 25 mph in the afternoon. RIDGETOP.........Winds southwest 6 to 14 mph with gusts to 25 mph. CWR (>0.10 IN)......1 percent. .TONIGHT... Sky/weather.........Mostly clear. Min temperature.....50 to 60 above 6000 feet to 62 to 72 below 6000 feet. 24 HR TREND......Up 1 degree. Max humidity........25 to 30 percent on desert slopes to 30 to 40 percent on coastal slopes. 24 HR TREND......Little change. WIND (20 FT)........ SLOPES...........Winds south 6 to 15 mph. Gusts to 25 mph. RIDGETOP.........Winds south 6 to 15 mph. Gusts to 25 mph in the evening. CWR (>0.10 IN)......2 percent. .MONDAY... Sky/weather.........Mostly sunny...becoming partly cloudy. Max temperature.....78 to 88 above 6000 feet to 86 to 96 below 6000 feet. 24 HR TREND......Down 2 degrees. Min humidity........15 to 20 percent. 24 HR TREND......Little change. WIND (20 FT)........ SLOPES...........Winds south 6 to 12 mph with gusts to 20 mph. RIDGETOP.........Winds south 6 to 12 mph. CWR (>0.10 IN)......6 percent. FORECAST DAYS 3 THROUGH 7... SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED .MONDAY NIGHT...Warmer. Mostly clear. Lows in the upper 60s. Light winds. .TUESDAY...Mostly sunny. Highs around 90. Light winds. .TUESDAY NIGHT...Mostly clear. Lows in the upper 60s. Light winds. .WEDNESDAY...Mostly sunny. Highs in the lower 90s. Light winds. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 60s. Light winds. .THURSDAY...Mostly sunny. Highs in the lower 90s. Light winds. .THURSDAY NIGHT...Mostly clear. Lows around 70. .FRIDAY...Partly cloudy. Highs in the lower 90s. .FRIDAY NIGHT...Mostly clear. Lows around 70. .SATURDAY...Mostly sunny. Highs in the lower 90s. $$ CAZ258-232145- San Diego County Mountains- Including the Palomar and Descanso Ranger Districts of the Cleveland National Forest- 1237 AM PDT Sun Aug 23 2026 .TODAY... Sky/weather.........Mostly sunny. Max temperature.....91 to 101. 24 HR TREND......Up 6 degrees. Min humidity........15 to 20 percent. 24 HR TREND......Down 5 percent. WIND (20 FT)........ SLOPES...........Winds southwest 6 to 15 mph with gusts to 20 mph. RIDGETOP.........Winds southwest 6 to 15 mph. Gusts to 20 mph in the afternoon. CWR (>0.10 IN)......1 percent. .TONIGHT... Sky/weather.........Mostly clear. Min temperature.....64 to 74. 24 HR TREND......Up 1 degree. Max humidity........25 to 35 percent on desert slopes to 30 to 40 percent on coastal slopes. 24 HR TREND......Down 5 percent. WIND (20 FT)........ SLOPES...........Winds west 6 to 12 mph with gusts to 20 mph becoming east 6 to 9 mph after midnight. RIDGETOP.........Winds west 6 to 12 mph. Gusts to 20 mph in the evening. CWR (>0.10 IN)......2 percent. .MONDAY... Sky/weather.........Mostly sunny...becoming partly cloudy. Slight chance of showers in the afternoon. Max temperature.....88 to 98. 24 HR TREND......Down 4 degrees. Min humidity........20 to 25 percent on desert slopes to 10 to 15 percent on coastal slopes. 24 HR TREND......Little change. WIND (20 FT)........ SLOPES...........Winds east around 6 mph becoming west 6 to 10 mph with gusts to 20 mph in the afternoon. RIDGETOP.........Winds east around 6 mph. CWR (>0.10 IN)......7 percent. FORECAST DAYS 3 THROUGH 7... SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED .MONDAY NIGHT...Mostly clear. Lows in the lower 70s. Light winds. .TUESDAY...Mostly sunny. Highs in the mid 90s. Light winds. .TUESDAY NIGHT...Mostly clear. Lows in the lower 70s. Light winds. .WEDNESDAY...Mostly sunny. Highs in the mid 90s. Light winds. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. Light winds. .THURSDAY...Mostly sunny. Highs in the upper 90s. Light winds. .THURSDAY NIGHT...Mostly clear. Lows in the mid 70s. .FRIDAY...Mostly sunny. Highs in the upper 90s. .FRIDAY NIGHT...Mostly clear. Lows in the mid 70s. .SATURDAY...Sunny. Highs in the upper 90s. $$ CAZ257-232145- Santa Ana Mountains- Including The Trabuco Ranger District of the Cleveland National Forest- 1237 AM PDT Sun Aug 23 2026 .TODAY... Sky/weather.........Sunny. Max temperature.....93 to 103. 24 HR TREND......Up 3 degrees. Min humidity........20 to 25 percent. 24 HR TREND......Little change. WIND (20 FT)........ SLOPES...........Winds northeast 6 mph becoming west 6 to 12 mph with gusts to 20 mph in the afternoon. RIDGETOP.........Variable 2 to 5 mph becoming southwest 6 to 8 mph with gusts to20 mph in the afternoon. CWR (>0.10 IN)......0 percent. .TONIGHT... Sky/weather.........Mostly clear. Min temperature.....65 to 75. 24 HR TREND......Little change. Max humidity........40 to 50 percent. 24 HR TREND......Down 5 percent. WIND (20 FT)........ SLOPES...........Winds west 6 to 11 mph with gusts to 20 mph in the evening becoming downslope 2 to 5 mph. RIDGETOP.........Winds southwest 9 mph with gusts to 20 mph in the evening becoming variable 1 to 3 mph. CWR (>0.10 IN)......1 percent. .MONDAY... Sky/weather.........Mostly sunny. Max temperature.....92 to 102. 24 HR TREND......Little change. Min humidity........20 to 25 percent. 24 HR TREND......Little change. WIND (20 FT)........ SLOPES...........Winds east 7 mph becoming southwest 6 to 10 mph with gusts to 20 mph in the afternoon. RIDGETOP.........Variable 1 to 3 mph becoming west 6 mph in the afternoon. CWR (>0.10 IN)......2 percent. FORECAST DAYS 3 THROUGH 7... SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED .MONDAY NIGHT...Clear. Lows in the lower 70s. Light winds. .TUESDAY...Sunny. Highs in the upper 90s. Light winds. .TUESDAY NIGHT...Clear. Lows in the mid 70s. Light winds. .WEDNESDAY...Mostly sunny. Highs in the upper 90s. Light winds. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. Light winds. .THURSDAY...Mostly sunny. Highs around 100. Light winds. .THURSDAY NIGHT...Mostly clear. Lows in the mid 70s. .FRIDAY...Partly cloudy. Highs around 100. .FRIDAY NIGHT...Mostly clear. Lows in the mid 70s. .SATURDAY...Mostly sunny. Highs in the upper 90s. $$ CAZ260-232145- Victor Valley-Apple Valley-Lucerne Valley-Johnson Valley- 1237 AM PDT Sun Aug 23 2026 .TODAY... Sky/weather.........Mostly sunny. Max temperature.....100 to 108. 24 HR TREND......Little change. Min humidity........5 to 10 percent. 24 HR TREND......Down 5 percent. WIND (20 FT)........Winds west 7 mph becoming south 6 to 16 mph with gusts to 30 mph in the afternoon. CWR (>0.10 IN)......0 percent. .TONIGHT... Sky/weather.........Mostly clear. Min temperature.....67 to 77. 24 HR TREND......Little change. Max humidity........25 to 30 percent. 24 HR TREND......Down 5 percent. WIND (20 FT)........Winds southwest 6 to 13 mph. Gusts to 25 mph in the evening. CWR (>0.10 IN)......1 percent. .MONDAY... Sky/weather.........Mostly sunny...becoming partly cloudy. Max temperature.....99 to 106. 24 HR TREND......Down 2 degrees. Min humidity........10 to 15 percent. 24 HR TREND......Up 5 percent. WIND (20 FT)........Winds east 8 mph becoming south 6 to 14 mph with gusts to 25 mph in the afternoon. CWR (>0.10 IN)......1 percent. FORECAST DAYS 3 THROUGH 7... SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED .MONDAY NIGHT...Mostly clear. Lows in the lower 70s. Light winds. .TUESDAY...Mostly sunny. Highs around 102. Light winds. .TUESDAY NIGHT...Mostly clear. Lows in the lower 70s. West winds around 5 mph. .WEDNESDAY...Mostly sunny. Highs around 103. Light winds. .WEDNESDAY NIGHT...Mostly clear. Lows in the mid 70s. Southwest winds around 6 mph. .THURSDAY...Mostly sunny. Highs around 103. West winds around 5 mph. .THURSDAY NIGHT...Mostly clear. Lows in the lower 70s. .FRIDAY...Mostly sunny. Highs around 104. .FRIDAY NIGHT...Mostly clear. Lows in the mid 70s. .SATURDAY...Mostly sunny. Highs around 103. $$ CAZ261-262-265-232145- Coachella Valley- Including The Palm Springs South Coast Desert District- San Diego County Deserts- Including The Anza Borrego Desert State Park- San Gorgonio Pass near Banning- 1237 AM PDT Sun Aug 23 2026 .TODAY...Sky/weather.........Mostly sunny. Max temperature.....110 to 115. 24 HR TREND......Down 1 degree. Min humidity........15 percent. 24 HR TREND......Little change. WIND (20 FT)........Winds southeast 6 to 12 mph. Gusts to 25 mph in the afternoon. CWR (>0.10 IN)......1 percent. .TONIGHT... Sky/weather.........Mostly clear. Min temperature.....80 to 87. 24 HR TREND......Down 3 degrees. Max humidity........30 to 40 percent. 24 HR TREND......Up 10 percent. WIND (20 FT)........Winds west 6 to 15 mph with gusts to 25 mph becoming southeast 6 to 12 mph after midnight. CWR (>0.10 IN)......2 percent. .MONDAY... Sky/weather.........Mostly sunny. Max temperature.....106 to 111. 24 HR TREND......Down 4 degrees. Min humidity........15 to 20 percent. 24 HR TREND......Up 5 percent. WIND (20 FT)........Winds southeast 6 to 9 mph. CWR (>0.10 IN)......5 percent. FORECAST DAYS 3 THROUGH 7... SUSTAINED WINDS LESS THAN 20 MPH EXCEPT WHEN SPECIFIED .MONDAY NIGHT...Mostly clear. Lows in the mid 80s. Light winds. .TUESDAY...Sunny. Highs around 111. Light winds. .TUESDAY NIGHT...Mostly clear. Lows in the upper 80s. West winds around 6 mph. .WEDNESDAY...Mostly sunny. Highs around 114. Light winds. .WEDNESDAY NIGHT...Mostly clear. Lows in the upper 80s. West winds around 6 mph. .THURSDAY...Mostly sunny. Highs around 113. Light winds. .THURSDAY NIGHT...Mostly clear. Lows in the upper 80s. .FRIDAY...Mostly sunny. Highs around 113. .FRIDAY NIGHT...Mostly clear. Lows in the upper 80s. .SATURDAY...Mostly sunny. Highs around 113. $$