Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Hazardous Weather Conditions

Current conditions at

SAN FRANCISCO DOWNTOWN (SFOC1)

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

NA

78°F

26°C

Humidity 39%
Wind Speed NA NA MPH
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Heat Index79°F (26°C)
Last update 18 Mar 02:43 PM PDT
Extended Forecast for

3 Miles WNW San Francisco CA

Heat Advisory March 18, 03:13pm until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 18, 03:13pm until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Tonight

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 82. West wind 5 to 8 mph becoming north in the morning.

    High: 82 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 60. West wind 3 to 7 mph.

    Low: 60 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 81. Light and variable wind becoming west northwest 5 to 7 mph in the morning.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 58. West wind around 8 mph.

    Low: 58 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 73.

    High: 73 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 54.

    Low: 54 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 57. West southwest wind 5 to 7 mph.
Thursday
Sunny, with a high near 82. West wind 5 to 8 mph becoming north in the morning.
Thursday Night
Mostly clear, with a low around 60. West wind 3 to 7 mph.
Friday
Sunny, with a high near 81. Light and variable wind becoming west northwest 5 to 7 mph in the morning.
Friday Night
Partly cloudy, with a low around 58. West wind around 8 mph.
Saturday
Partly sunny, with a high near 73.
Saturday Night
Partly cloudy, with a low around 54.
Sunday
Sunny, with a high near 69.
Sunday Night
Mostly clear, with a low around 52.
Monday
Mostly sunny, with a high near 67.
Monday Night
Partly cloudy, with a low around 54.
Tuesday
Mostly sunny, with a high near 69.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 66.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW San Francisco CA
 37.79°N 122.47°W (Elev. 197 ft)
2:07 pm PDT Mar 18, 2026
3pm PDT Mar 18, 2026-6pm PDT Mar 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