


Suppression Forecast
Issued by NWS San Diego, CA
Issued by NWS San Diego, CA
702 FNUS76 KSGX 312116 FWSSGX Spot Forecast for Spot Weather Forecast...San Diego Fire department National Weather Service San Diego CA 216 PM PDT Thu Jul 31 2025 Forecast is based on forecast start time of 1400 PDT on July 31. If conditions become unrepresentative, contact the National Weather Service. .DISCUSSION... Sunny this afternoon with west winds sustained a 10 mph and humidity down to 65%. Sea breeze weakens between 6-8 pm tonight with low clouds and fog developing around 12-2 AM, scattering out after 10 AM Friday. Relative humidity will recover to 95% overnight. Similar pattern through this weekend with daily sea breezes from the west at 10 mph, gusts to 15 mph and humidity falling to 65-70% during the day before recovering to 95-100% at night. .REST OF TODAY... Sky/weather.........Mostly sunny (5-15 percent). Max temperature.....Around 75. Min humidity........70 percent. Eye level winds.....West winds around 4 mph. Wind (20 ft)........ Slope/valley.......West winds 6 to 7 mph. Ridgetop...........Southwest around 5 mph shifting to the west late in the afternoon. CWR.................0 percent. Mixing height.......1000 ft AGL. Transport winds.....West 8 to 10 mph. TIME (PDT) 2PM 3PM 4PM 5PM Sky (%).........6 6 6 17 Weather cov..... Weather type.... Tstm cov........ Temp............73 73 72 71 RH..............70 70 72 74 20 FT wind dir..W W W W 20 FT wind spd..7 7 6 6 20 FT wind gust.12 12 11 11 Eye lvl wnd dir.W W W W Eye lvl wnd spd.4 4 4 4 Eye lvl wnd gst.9 9 8 8 Ridge wind dir..SW W W SW Ridge wind spd..5 5 5 5 CWR.............0 0 0 0 .TONIGHT... Sky/weather.........Partly cloudy (30-40 percent) then becoming mostly cloudy (75-85 percent). Patchy fog late in the evening. Min temperature.....Around 62. Max humidity........91 percent. Eye level winds.....West winds around 4 mph early in the evening becoming light. Wind (20 ft)........ Slope/valley.......West winds around 5 mph early in the evening becoming light. Ridgetop...........West around 5 mph shifting to the southwest early in the morning. CWR.................0 percent. Mixing height.......500 ft AGL. Transport winds.....West 2 to 7 mph. TIME (PDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM Sky (%).........17 17 30 30 30 57 57 57 77 77 77 79 Weather cov..... PTY PTY PTY PTY PTY PTY PTY Weather type.... FOG FOG FOG FOG FOG FOG FOG Tstm cov........ Temp............70 68 65 64 64 64 64 64 63 63 63 63 RH..............74 79 87 90 90 90 90 90 91 91 90 91 20 FT wind dir..W W W W W W W W W NW NW NW 20 FT wind spd..5 3 3 2 2 2 2 1 1 1 1 1 20 FT wind gust.10 8 7 6 6 5 5 5 5 4 4 4 Eye lvl wnd dir.W W W W W W W W W W W NW Eye lvl wnd spd.4 3 2 1 1 1 1 1 1 1 1 1 Eye lvl wnd gst.7 6 5 5 4 4 4 4 4 3 3 3 Ridge wind dir..W W W W W SW W W SW W W SW Ridge wind spd..5 5 5 5 5 5 5 5 5 5 5 5 CWR.............0 0 0 0 0 0 0 0 0 0 0 0 .FRIDAY... Sky/weather.........Mostly cloudy (75-85 percent) then becoming partly cloudy (55-65 percent) then becoming mostly sunny (10-20 percent). Patchy fog in the morning. Max temperature.....Around 75. Min humidity........64 percent. Eye level winds.....Light winds becoming west around 4 mph late in the morning. Wind (20 ft)........ Slope/valley.......Light winds becoming west 5 to 7 mph. Ridgetop...........West 0 to 5 mph shifting to the southwest around 5 mph late in the morning. CWR.................0 percent. Mixing height.......1100 ft AGL. Transport winds.....West 2 to 9 mph. TIME (PDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM Sky (%).........79 79 60 60 60 15 15 15 9 9 9 19 Weather cov.....PTY PTY PTY PTY PTY Weather type....FOG FOG FOG FOG FOG Tstm cov........ Temp............62 62 64 66 69 71 73 73 74 74 73 72 RH..............91 89 85 80 73 69 67 65 64 67 68 70 20 FT wind dir..NW N NW W W W W W W W W W 20 FT wind spd..1 1 2 2 3 5 6 6 7 7 6 6 20 FT wind gust.4 4 5 6 7 10 11 11 12 12 11 11 Eye lvl wnd dir.NW N NW W W W W W W W W W Eye lvl wnd spd.1 1 1 1 3 4 4 4 4 4 4 4 Eye lvl wnd gst.3 3 4 4 5 7 8 8 9 9 8 8 Ridge wind dir..W W SW NW W SW SW SW SW SW SW SW Ridge wind spd..5 5 5 0 0 5 5 5 5 5 5 5 CWR.............0 0 0 0 0 0 0 0 0 0 0 0 $$ Forecaster...SEBASTIAN WESTERINK Requested by...Fire Captain Type of request...WILDFIRE .TAG 2518956.0/SGX .DELDT 07/31/25 .FormatterVersion 2.0.0 .EMAIL rmcallister@sandiego.gov