


Spot Forecast
Issued by NWS San Francisco Bay Area, CA
Issued by NWS San Francisco Bay Area, CA
900 FNUS76 KMTR 072342 FWSMTR Spot Forecast for Knob II Rx Burn Unit C...Marin Water National Weather Service San Francisco CA 442 PM PDT Tue Oct 7 2025 Forecast is based on ignition time of 0800 PDT on October 08. If conditions become unrepresentative, contact the National Weather Service. .DISCUSSION...Cool and moist pattern taking shape for the latter half of the week. Good daytime RH retention and overnight recovery 85-100% beginning Wednesday through the end of the week. Deep marine layer with the potential for drizzle during the morning hours, especially Thursday. Biggest concern for fire weather will be the gusty SW winds during the afternoons. This pattern remains similar through the weekend. .WEDNESDAY... Sky/weather.........Mostly sunny. Max temperature.....67-71. Min humidity........72-76 percent. Wind (20 ft)........Breezy. Southwest winds 15 to 25 mph. CWR.................0 percent. Chance of thunder...0 percent. Mixing height.......1800 ft AGL. Transport winds.....Southwest around 17 mph. Marine layer........2000ft. .WEDNESDAY NIGHT... Sky/weather.........Partly cloudy. Slight chance of drizzle through the night. Min temperature.....54-58. Max humidity........77-81 percent. Wind (20 ft)........Southwest winds 14 to 23 mph decreasing to 8 to 13 mph overnight. Gusts up to 29 mph. CWR.................5 percent. Chance of thunder...0 percent. Mixing height.......800 ft AGL. Transport winds.....Southwest around 13 mph. Marine layer........3000ft. .THURSDAY... Sky/weather.........Mostly sunny. Slight chance of drizzle in the morning. Max temperature.....69-73. Min humidity........50-54 percent. Wind (20 ft)........Southwest winds 8 to 13 mph. Gusts up to 21 mph in the afternoon. CWR.................5 percent. Chance of thunder...0 percent. Mixing height.......2100 ft AGL. Transport winds.....Southwest around 11 mph. Marine layer........3000ft. $$ Forecaster...D_BEHRINGER Requested by...Loren Jenkins Type of request...PRESCRIBED .TAG 2523114.0/MTR .DELDT 10/07/25 .FormatterVersion 2.0.0 .EMAIL ljenkins@marinwater.org, jeremiah.hanks@marincounty.gov