


Spot Forecast
Issued by NWS San Diego, CA
Issued by NWS San Diego, CA
941 FNUS76 KSGX 171248 FWSSGX Spot Forecast for Gold Fire...USFS National Weather Service San Diego CA 548 AM PDT Sun Aug 17 2025 Forecast is based on forecast start time of 0600 PDT on August 17. If conditions become unrepresentative, contact the National Weather Service. .DISCUSSION... Dry but relatively quiet conditions persisting through Monday with winds largely terrain dominant. Upslope flow in the late morning and afternoon is followed by downslope winds in the evening and overnight hours with 20ft winds up to 15 mph at the strongest. Afternoon humidity today and Monday falling to near 15 percent with overnight recovery Monday morning around 40-45 percent. A gradual warming trend is expected for the mid-late week but increasing moisture keeps minimum humidities closer to 20 percent. Shower and thunderstorm chances increase towards the end of the week as well, with about a 20 percent chance of afternoon thunderstorms on Thursday. Higher chances (35 percent) of thunderstorms on Friday afternoon. Any thunderstorms could bring gusty/erratic winds, lightning, and heavy downpours. .TODAY... Sky/weather.........Sunny (0-5 percent). Max temperature.....Around 77. Min humidity........16 percent. Eye level winds.....Northeast winds around 4 mph. Wind (20 ft)........ Slope/valley.......Northeast winds 5 to 6 mph. Ridgetop...........Northeast around 5 mph. CWR.................1 percent. Mixing height.......6100 ft AGL. Transport winds.....Southwest around 6 mph. .TONIGHT... Sky/weather.........Clear (0-10 percent). Min temperature.....Around 41. Max humidity........43 percent. Eye level winds.....South winds up to 6 mph. Wind (20 ft)........ Slope/valley.......South winds 6 to 8 mph. Ridgetop...........South around 10 mph. CWR.................0 percent. Mixing height.......100 ft AGL. Transport winds.....South around 7 mph. .MONDAY... Sky/weather.........Sunny (0-5 percent). Max temperature.....Around 81. Min humidity........14 percent. Eye level winds.....Southwest winds in the morning near 5 mph shift to the northeast in the afternoon near 10 mph. Wind (20 ft)........ Slope/valley.......Southwest winds 6 to 9 mph shifting to the north 8 to 12 with gusts around 15 mph. Ridgetop...........South around 5 mph. CWR.................0 percent. Mixing height.......7100 ft AGL. Transport winds.....South around 7 mph. .FORECAST DAYS 3 THROUGH 5... .TUESDAY... Clear. Lows in the mid 40s. Highs in the lower 80s. Light winds. .WEDNESDAY... Mostly clear. Lows in the upper 40s. Highs in the mid 80s. Light winds. .THURSDAY... Mostly clear. Slight chance of showers and thunderstorms. Lows in the lower 50s. Highs in the upper 80s. Light winds. $$ Forecaster...DAVID MUNYAN Requested by...Giles McGervey Type of request...WILDFIRE .TAG 2520049.0/SGX .DELDT 08/17/25 .FormatterVersion 2.0.0 .EMAIL giles.mcgervey@usda.gov