Spot Forecast
Issued by NWS San Francisco Bay Area, CA

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938
FNUS76 KMTR 271550
FWSMTR

Spot Forecast for Pomponio Ranch VMP...CAL FIRE
National Weather Service San Francisco CA
850 AM PDT Sun Sep 27 2026

Forecast is based on ignition time of 0700 PDT on September 29.
If conditions become unrepresentative, contact the National Weather
Service.

.DISCUSSION...A pattern change late today into Monday will lead to
warm and dry conditions for the rest of the week. Light and
terrain-driven winds overnight into the morning will lead to a
large-scale gentle to moderate west to northwest wind during the
afternoon and evening hours. Complex terrain near the project site
can significantly impact local wind effects. Daytime humidity
retention is fair to poor, but overnight humidity recoveries are
good.

.TUESDAY...

Sky/weather.........Sunny.
Max temperature.....70-75.
Min humidity........49-55 percent.
Wind (20 ft)........Light, terrain-driven winds in the morning,
                    becoming northwest 5 to 10 mph gusting to
                    15 mph in the afternoon.
Mixing height.......1400 ft AGL.
Transport winds.....Northwest around 7 mph.
Marine layer........None.

.TUESDAY NIGHT...

Sky/weather.........Partly cloudy.
Min temperature.....51-55.
Max humidity........82-86 percent.
Wind (20 ft)........Northwest winds 5 to 8 mph in the evening
                    becoming light and terrain-driven overnight.
Mixing height.......300 ft AGL.
Transport winds.....Northwest around 6 mph.
Marine layer........None.

.WEDNESDAY...

Sky/weather.........Sunny.
Max temperature.....72-77.
Min humidity........49-55 percent.
Wind (20 ft)........Light, terrain-driven winds in the morning,
                    becoming west 5 to 10 mph in the afternoon.
Mixing height.......1100 ft AGL.
Transport winds.....West around 4 mph.
Marine layer........None.

$$
Forecaster...D_HOANG
Requested by...Sarah Collamer
Type of request...PRESCRIBED
.TAG 2622523.0/MTR
.DELDT 09/27/26
.FormatterVersion 2.0.0
.EMAIL sarah.collamer@fire.ca.gov