Heavy Rain in the Southern U.S.; Active Weather Continues in Alaska

A storm system will bring heavy rainfall, thunderstorms, and flooding threats to portions of the Southern Plains today, the Lower Mississippi Valley Saturday, and the Southeast into the Mid-Atlantic on Sunday. Another Bering system will impact the Alaskan West Coast and Central Interior through the weekend bringing moderate to heavy snow, high winds, and/or some blizzard conditions. Read More >

Current conditions at

Mountain View, Moffett Field (KNUQ)

Lat: 37.40583°NLon: 122.04806°WElev: 33.0ft.

Clear

61°F

16°C

Humidity 72%
Wind Speed N 6 MPH
Barometer 30.1 in (1019.3 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 13 Feb 01:55 PM PST
Extended Forecast for

Sunnyvale CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 63. North northwest wind 6 to 8 mph.

    High: 63 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 42. Light and variable wind.

    Low: 42 °F

    Patchy Fog

  • Saturday

    Saturday: Patchy fog before 10am.  Otherwise, mostly cloudy, with a high near 62. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 62 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Saturday Night

    Saturday Night: A 30 percent chance of rain after 10pm.  Mostly cloudy, with a low around 47. South southeast wind around 8 mph.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Chance Rain

  • Sunday

    Sunday: Rain likely, mainly after 10am.  Mostly cloudy, with a high near 60. South southeast wind 8 to 10 mph, with gusts as high as 18 mph.  Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    High: 60 °F

    Rain Likely

  • Sunday Night

    Sunday Night: Rain.  Low around 47. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 47 °F

    Rain

  • Washington's Birthday

    Washington's Birthday: Rain.  High near 55. Chance of precipitation is 90%.

    High: 55 °F

    Rain

  • Monday Night

    Monday Night: Rain.  Cloudy, with a low around 42.

    Low: 42 °F

    Rain

  • Tuesday

    Tuesday: Rain.  Cloudy, with a high near 52.

    High: 52 °F

    Rain

Detailed Forecast

This Afternoon
Sunny, with a high near 63. North northwest wind 6 to 8 mph.
Tonight
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 42. Light and variable wind.
Saturday
Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 62. Calm wind becoming south southwest around 6 mph in the afternoon.
Saturday Night
A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 47. South southeast wind around 8 mph. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Rain likely, mainly after 10am. Mostly cloudy, with a high near 60. South southeast wind 8 to 10 mph, with gusts as high as 18 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Sunday Night
Rain. Low around 47. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Washington's Birthday
Rain. High near 55. Chance of precipitation is 90%.
Monday Night
Rain. Cloudy, with a low around 42.
Tuesday
Rain. Cloudy, with a high near 52.
Tuesday Night
Rain, mainly before 4am. Mostly cloudy, with a low around 39.
Wednesday
Rain likely. Mostly cloudy, with a high near 54.
Wednesday Night
Rain likely. Mostly cloudy, with a low around 39.
Thursday
A chance of rain. Partly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
Sunnyvale CA
 37.38°N 122.05°W (Elev. 118 ft)
12:27 pm PST Feb 13, 2026
2pm PST Feb 13, 2026-6pm PST Feb 19, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database