746
FNUS76 KSGX 052221
FWSSGX

Spot Forecast for BDU-FREMONT...CAL FIRE / SAN BERNARDINO UNIT
National Weather Service San Diego CA
321 PM PDT Tue Aug 5 2025

Forecast is based on forecast start time of 1526 PDT on August 05.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...
Steady west-southwesterly flow this afternoon of 5 to 10 mph with
gusts near 15 mph will die down this evening, followed by light
winds overnight. Westerly flow remains somewhat elevated for
higher elevation ridgetop winds around 10-15 mph. Dry conditions
persisting however, with humidity only recovering to about 25-30
percent. Humidity falls back down to 10-15 percent Wednesday
afternoon, with westerly winds of 10-15 mph picking back up in the
afternoon.

.TONIGHT...

Sky/weather.........Partly cloudy (35-45 percent). Haze.
Min temperature.....Around 67.
Max humidity........28 percent.
Eye level winds.....South winds up to 8 mph with gusts to around 13
                    mph in the evening becoming light.
Wind (20 ft)........
 Slope/valley.......South winds 5 to 10 mph with gusts to around 15
                    mph in the evening becoming light overnight.
 Ridgetop...........South around 10 mph.
CWR.................0 percent.
Mixing height.......200 ft AGL.
Transport winds.....South around 9 mph.

.WEDNESDAY...

Sky/weather.........Mostly sunny (10-20 percent). Haze.
Max temperature.....Around 92.
Min humidity........12 percent.
Eye level winds.....East winds around 4 mph shifting to the
                    northwest up to 8 mph with gusts to around 13
                    mph in the afternoon.
Wind (20 ft)........
 Slope/valley.......East winds around 5 mph shifting to the
                    northwest 5 to 10 mph with gusts to around 15
                    mph in the afternoon.
 Ridgetop...........Southwest around 10 mph.
CWR.................0 percent.
Mixing height.......8300 ft AGL.
Transport winds.....South around 9 mph.

$$
Forecaster...DAVID MUNYAN
Requested by...ERIK HOSTETTER, BC
Type of request...WILDFIRE
.TAG 2519171.2/SGX
.DELDT 08/05/25
.FormatterVersion 2.0.0
.EMAIL erik.hostetter@fire.ca.gov