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

Heavy to Excessive Rain for Southeast and Mid-Atlantic into this Weekend; High Winds in the Pacific Northwest Friday

Another southern storm system will bring heavy to excessive rainfall with a risk for severe thunderstorms from the central Gulf Coast to the Southeast Friday. This heavy rainfall will then spread across the Mid-Atlantic region late Friday into the Weekend. A strong cold front moving into the Pacific Northwest will bring strong, possibly damaging winds to the coast Friday. Read More >

Hazardous Weather Conditions

Current conditions at

San Francisco, San Francisco International Airport (KSFO)

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

Fair

54°F

12°C

Humidity 71%
Wind Speed calm
Barometer 30.10 in
Dewpoint 45°F (7°C)
Visibility 7.00 mi
Last update 13 Dec 11:20 pm PST
Extended Forecast for

San Mateo CASimilar City Names

  • Tonight

    Tonight: Mostly cloudy, with a low around 47. South wind 3 to 5 mph.

    Mostly Cloudy

    Low: 47 °F

  • Friday

    Friday: Rain likely after 10am. Mostly cloudy, with a high near 61. South wind 14 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Rain Likely

    High: 61 °F

  • Friday
    Night

    Friday Night: Showers likely, mainly before 10pm. Mostly cloudy, with a low around 50. Southeast wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Showers
    Likely then
    Chance
    Showers

    Low: 50 °F

  • Saturday

    Saturday: A chance of showers before 10am, then a slight chance of showers after 4pm. Partly sunny, with a high near 61. South wind around 9 mph. Chance of precipitation is 30%.

    Chance
    Showers

    High: 61 °F

  • Saturday
    Night

    Saturday Night: A slight chance of showers before 10pm, then a slight chance of rain after 10pm. Mostly cloudy, with a low around 52. South southeast wind 5 to 10 mph. Chance of precipitation is 20%.

    Slight Chance
    Showers

    Low: 52 °F

  • Sunday

    Sunday: A 50 percent chance of rain. Cloudy, with a high near 61. New precipitation amounts between a quarter and half of an inch possible.

    Chance Rain

    High: 61 °F

  • Sunday
    Night

    Sunday Night: Rain. The rain could be heavy at times. Low around 50. Chance of precipitation is 90%.

    Heavy Rain

    Low: 50 °F

  • Monday

    Monday: A chance of showers. Partly sunny, with a high near 59.

    Chance
    Showers

    High: 59 °F

  • Monday
    Night

    Monday Night: Partly cloudy, with a low around 46.

    Partly Cloudy

    Low: 46 °F

Detailed Forecast

Tonight
Mostly cloudy, with a low around 47. South wind 3 to 5 mph.
Friday
Rain likely after 10am. Mostly cloudy, with a high near 61. South wind 14 to 18 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 50. Southeast wind around 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A chance of showers before 10am, then a slight chance of showers after 4pm. Partly sunny, with a high near 61. South wind around 9 mph. Chance of precipitation is 30%.
Saturday Night
A slight chance of showers before 10pm, then a slight chance of rain after 10pm. Mostly cloudy, with a low around 52. South southeast wind 5 to 10 mph. Chance of precipitation is 20%.
Sunday
A 50 percent chance of rain. Cloudy, with a high near 61. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain. The rain could be heavy at times. Low around 50. Chance of precipitation is 90%.
Monday
A chance of showers. Partly sunny, with a high near 59.
Monday Night
Partly cloudy, with a low around 46.
Tuesday
Mostly sunny, with a high near 60.
Tuesday Night
Partly cloudy, with a low around 46.
Wednesday
Mostly sunny, with a high near 60.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Mostly sunny, with a high near 60.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
San Mateo CASimilar City Names
 37.56°N 122.33°W (Elev. 108 ft)
Last Update:
9:03 pm PST Dec 13, 2018
Forecast Valid:
11pm PST Dec 13, 2018-6pm PST Dec 20, 2018
 
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Chance of Precipitation