Severe Thunderstorm and Heavy Rainfall Threat Tonight; Heat Continues on Tuesday Across the Eastern U.S.

Severe weather and flash flooding threats continue across the Central Plains and Midwest into tonight. Very large hail, strong tornadoes and damaging winds are expected. An early season heat wave will continue to challenge temperature records across the eastern U.S. through Wednesday. Read More >

Current conditions at

SAN FRANCISCO DOWNTOWN (SFOC1)

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

NA

58°F

14°C

Humidity 58%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 18 May 11:43 PM PDT
Extended Forecast for

San Francisco CA

  • Overnight

    Overnight: Mostly clear, with a low around 56. West northwest wind around 6 mph becoming calm.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 82. Light and variable wind becoming west 6 to 11 mph in the afternoon.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 54. Southwest wind 3 to 8 mph.

    Low: 54 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 73. Calm wind becoming west southwest 5 to 9 mph in the afternoon.

    High: 73 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 52. Southwest wind 5 to 9 mph.

    Low: 52 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 72.

    High: 72 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 52.

    Low: 52 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 53.

    Low: 53 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 56. West northwest wind around 6 mph becoming calm.
Tuesday
Sunny, with a high near 82. Light and variable wind becoming west 6 to 11 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 54. Southwest wind 3 to 8 mph.
Wednesday
Sunny, with a high near 73. Calm wind becoming west southwest 5 to 9 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 52. Southwest wind 5 to 9 mph.
Thursday
Sunny, with a high near 72.
Thursday Night
Partly cloudy, with a low around 52.
Friday
Mostly sunny, with a high near 68.
Friday Night
Partly cloudy, with a low around 53.
Saturday
Mostly sunny, with a high near 66.
Saturday Night
Partly cloudy, with a low around 53.
Sunday
Mostly sunny, with a high near 66.
Sunday Night
Partly cloudy, with a low around 53.
Memorial Day
Mostly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
San Francisco CA
 37.77°N 122.41°W (Elev. 131 ft)
11:27 pm PDT May 18, 2026
12am PDT May 19, 2026-6pm PDT May 25, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database