Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

Lat: 37.61961°NLon: 122.36558°WElev: 10.0ft.

Partly Cloudy

63°F

17°C

Humidity 77%
Wind Speed WNW 21 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 19 Aug 05:56 PM PDT
Extended Forecast for

San Francisco International Airport CA

  • Tonight

    Tonight: Partly cloudy, with a low around 58. West wind 8 to 15 mph, with gusts as high as 18 mph.

    Low: 58 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 70. West wind 8 to 17 mph, with gusts as high as 20 mph.

    High: 70 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 58. West wind 10 to 17 mph, with gusts as high as 21 mph.

    Low: 58 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 69. West wind 9 to 17 mph, with gusts as high as 21 mph.

    High: 69 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58. West wind 11 to 20 mph, with gusts as high as 24 mph.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 58.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Sunday Night

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

    Low: 58 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 58. West wind 8 to 15 mph, with gusts as high as 18 mph.
Thursday
Partly sunny, with a high near 70. West wind 8 to 17 mph, with gusts as high as 20 mph.
Thursday Night
Mostly cloudy, with a low around 58. West wind 10 to 17 mph, with gusts as high as 21 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 69. West wind 9 to 17 mph, with gusts as high as 21 mph.
Friday Night
Partly cloudy, with a low around 58. West wind 11 to 20 mph, with gusts as high as 24 mph.
Saturday
Mostly sunny, with a high near 71.
Saturday Night
Mostly clear, with a low around 58.
Sunday
Mostly sunny, with a high near 68.
Sunday Night
Partly cloudy, with a low around 58.
Monday
Partly sunny, with a high near 67.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Partly sunny, with a high near 66.
Tuesday Night
Partly cloudy, with a low around 57.
Wednesday
Partly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
San Francisco International Airport CA
 37.62°N 122.37°W (Elev. 3 ft)
1:26 pm PDT Aug 19, 2026
6pm PDT Aug 19, 2026-6pm PDT Aug 26, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database