Severe Weather and Heavy Rain for the Southern U.S.

A potent storm system will roll across the Southern tier of the U.S. over the next two days. As a result, severe thunderstorms with large hail, damaging winds and a few tornadoes are possible from the southern Plains and Lower Mississippi Valley into the South and Southeast. Also, heavy rain from these thunderstorms may cause some flood concerns, especially in the Lower Mississippi Valley. Read More >

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

Lat: 37.61961°NLon: 122.36558°WElev: 10ft.

Mostly Clear

52°F

11°C

Humidity 76%
Wind Speed WSW 13 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 45°F (7°C)
Visibility 9.00 mi
Last update 22 Apr 07:45 PM PDT
Extended Forecast for

San Mateo CASimilar City Names

  • Tonight

    Tonight: Partly cloudy, with a low around 47. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.

    Partly Cloudy

    Low: 47 °F

  • Friday

    Friday: Mostly sunny, with a high near 63. West southwest wind 5 to 13 mph, with gusts as high as 21 mph.

    Mostly Sunny

    High: 63 °F

  • Friday
    Night

    Friday Night: Mostly cloudy, with a low around 48. West southwest wind 5 to 11 mph, with gusts as high as 21 mph.

    Mostly Cloudy

    Low: 48 °F

  • Saturday

    Saturday: Mostly cloudy, with a high near 63. Light southwest wind becoming west southwest 5 to 10 mph in the morning.

    Mostly Cloudy

    High: 63 °F

  • Saturday
    Night

    Saturday Night: A 30 percent chance of rain after 11pm.  Cloudy, with a low around 50. West southwest wind 6 to 11 mph becoming light southwest  in the evening. Winds could gust as high as 18 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Chance Rain

    Low: 50 °F

  • Sunday

    Sunday: Rain.  High near 60. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Rain

    High: 60 °F

  • Sunday
    Night

    Sunday Night: A 40 percent chance of showers, mainly before 11pm.  Partly cloudy, with a low around 46.

    Chance
    Showers

    Low: 46 °F

  • Monday

    Monday: Mostly sunny, with a high near 61.

    Mostly Sunny

    High: 61 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 46.

    Mostly Clear

    Low: 46 °F

Detailed Forecast

Tonight
Partly cloudy, with a low around 47. Southwest wind 5 to 10 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 63. West southwest wind 5 to 13 mph, with gusts as high as 21 mph.
Friday Night
Mostly cloudy, with a low around 48. West southwest wind 5 to 11 mph, with gusts as high as 21 mph.
Saturday
Mostly cloudy, with a high near 63. Light southwest wind becoming west southwest 5 to 10 mph in the morning.
Saturday Night
A 30 percent chance of rain after 11pm. Cloudy, with a low around 50. West southwest wind 6 to 11 mph becoming light southwest in the evening. Winds could gust as high as 18 mph. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain. High near 60. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
A 40 percent chance of showers, mainly before 11pm. Partly cloudy, with a low around 46.
Monday
Mostly sunny, with a high near 61.
Monday Night
Mostly clear, with a low around 46.
Tuesday
Sunny, with a high near 65.
Tuesday Night
Mostly clear, with a low around 48.
Wednesday
Mostly sunny, with a high near 71.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
Mostly sunny, with a high near 73.
Click Map For Forecast
Point Forecast:
San Mateo CASimilar City Names
 37.56°N 122.33°W (Elev. 108 ft)
3:01 pm PDT Apr 22, 2021
8pm PDT Apr 22, 2021-6pm PDT Apr 29, 2021
 
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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