National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heat Builds in the West; Extremely Critical Fire Weather in the Northwest

A heat wave over the Southwest will intensify this week, peaking and expanding into the Intermountain West and northern High Plains this weekend. Critical to extremely critical fire weather conditions are forecast from the Northwest and the northern Great Basin this weekend. Particularly Dangerous Situation Red Flag Warnings have been issued. Read More >

Hazardous Weather Conditions

Current conditions at

SAN FRANCISCO DOWNTOWN (SFOC1)

Lat: 37.77056°NLon: 122.42694°WElev: 150.0ft.

NA

58°F

14°C

Humidity 85%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 01 Aug 01:43 AM PDT
Extended Forecast for

San Francisco CA

  • Overnight

    Overnight: Partly cloudy, with a low around 57. West southwest wind around 7 mph.

    Low: 57 °F

    Partly Cloudy

  • Saturday

    Saturday: Widespread haze before 9am. Sunny, with a high near 77. Southwest wind 5 to 11 mph, with gusts as high as 18 mph.

    High: 77 °F

    Haze then
    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57. West southwest wind 7 to 11 mph, with gusts as high as 18 mph.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: Widespread haze before 9am. Sunny, with a high near 78. West southwest wind 6 to 10 mph.

    High: 78 °F

    Haze then
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 57. Southwest wind 8 to 13 mph, with gusts as high as 20 mph.

    Low: 57 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 57. West southwest wind around 7 mph.
Saturday
Widespread haze before 9am. Sunny, with a high near 77. Southwest wind 5 to 11 mph, with gusts as high as 18 mph.
Saturday Night
Mostly clear, with a low around 57. West southwest wind 7 to 11 mph, with gusts as high as 18 mph.
Sunday
Widespread haze before 9am. Sunny, with a high near 78. West southwest wind 6 to 10 mph.
Sunday Night
Mostly clear, with a low around 57. Southwest wind 8 to 13 mph, with gusts as high as 20 mph.
Monday
Sunny, with a high near 77.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Mostly sunny, with a high near 69.
Wednesday Night
Partly cloudy, with a low around 57.
Thursday
Mostly sunny, with a high near 70.
Thursday Night
Partly cloudy, with a low around 57.
Friday
Mostly sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
San Francisco CA
 37.77°N 122.41°W (Elev. 131 ft)
Last Update:
2:01 am PDT Aug 1, 2026
Forecast Valid:
2am PDT Aug 1, 2026-6pm PDT Aug 7, 2026
 
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Additional Resources

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