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

Dangerous Heat and Possible Flooding This Week

Hot temperatures and high humidity are forecast to continue across much of east Texas into the mid-Mississippi Valley through this week. Heavy to excessive rainfall occurring at times through Friday could bring areas of flooding across parts of the central Plains into the upper Midwest and Four Corners states. Read More >

Current conditions at

SAN FRANCISCO DOWNTOWN (SFOC1)

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

NA

58°F

14°C

Humidity 84%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 53°F (12°C)
Visibility NA
Last update 15 Sep 07:43 AM PDT
Extended Forecast for

San Francisco CA

  • Today

    Today: Sunny, with a high near 69. West southwest wind 6 to 13 mph, with gusts as high as 18 mph.

    High: 69 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 58. South southwest wind 9 to 11 mph, with gusts as high as 21 mph.

    Low: 58 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 66. West southwest wind 9 to 16 mph, with gusts as high as 24 mph.

    High: 66 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 59. West southwest wind 6 to 15 mph, with gusts as high as 24 mph.

    Low: 59 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of rain before 11am. Mostly sunny, with a high near 71. South southwest wind 3 to 7 mph.

    High: 71 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear
    then Patchy
    Fog

  • Friday

    Friday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 72.

    High: 72 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 69. West southwest wind 6 to 13 mph, with gusts as high as 18 mph.
Tonight
Partly cloudy, with a low around 58. South southwest wind 9 to 11 mph, with gusts as high as 21 mph.
Wednesday
Partly sunny, with a high near 66. West southwest wind 9 to 16 mph, with gusts as high as 24 mph.
Wednesday Night
Mostly cloudy, with a low around 59. West southwest wind 6 to 15 mph, with gusts as high as 24 mph.
Thursday
A 20 percent chance of rain before 11am. Mostly sunny, with a high near 71. South southwest wind 3 to 7 mph.
Thursday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 58.
Friday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 72.
Friday Night
Partly cloudy, with a low around 58.
Saturday
Mostly sunny, with a high near 71.
Saturday Night
Mostly cloudy, with a low around 58.
Sunday
Partly sunny, with a high near 68.
Sunday Night
Mostly cloudy, with a low around 58.
Monday
Mostly sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
San Francisco CA
 37.77°N 122.41°W (Elev. 131 ft)
Last Update:
9:47 am PDT Sep 15, 2026
Forecast Valid:
10am PDT Sep 15, 2026-6pm PDT Sep 21, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

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Chance of Precipitation