Winter Weather Across Portions of the Mid-Atlantic; Heavy Rain Along the Gulf Coast and Southeast

A storm system will continue to slowly move through the Gulf Coast and Southeast U.S. over the next couple of days, bringing a heavy rainfall threat through the weekend. Isolated instances of flooding may occur. On the north side of this storm system, colder air will support areas of mixed wintry precipitation and light snow from the Tennessee Valley to the Mid-Atlantic Friday. Read More >

Current conditions at

Mountain View, Moffett Field (KNUQ)

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

Clear

48°F

9°C

Humidity 81%
Wind Speed N 0 MPH
Barometer 30.24 in (1024.04 mb)
Dewpoint 43°F (6°C)
Visibility 9.00 mi
Last update 04 Dec 07:55 PM PST
Extended Forecast for

Sunnyvale CA

  • Tonight

    Tonight: Mostly clear, with a low around 42. West wind around 6 mph becoming calm  after midnight.

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 64. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 64 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Partly Cloudy

  • Saturday

    Saturday: Patchy fog between 7am and 8am.  Otherwise, mostly sunny, with a high near 64. Calm wind becoming northwest around 6 mph in the morning.

    High: 64 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 47. West northwest wind 3 to 5 mph.

    Low: 47 °F

    Mostly Clear

  • Sunday

    Sunday: Patchy fog before 9am.  Otherwise, mostly sunny, with a high near 65.

    High: 65 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 42. West wind around 6 mph becoming calm after midnight.
Friday
Sunny, with a high near 64. Calm wind becoming north northwest around 5 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 46. Calm wind.
Saturday
Patchy fog between 7am and 8am. Otherwise, mostly sunny, with a high near 64. Calm wind becoming northwest around 6 mph in the morning.
Saturday Night
Mostly clear, with a low around 47. West northwest wind 3 to 5 mph.
Sunday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 65.
Sunday Night
Partly cloudy, with a low around 47.
Monday
Mostly sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
Mostly sunny, with a high near 66.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Mostly sunny, with a high near 67.
Wednesday Night
Mostly clear, with a low around 49.
Thursday
Mostly sunny, with a high near 68.
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ABOUT THIS FORECAST

 
Point Forecast:
Sunnyvale CA
 37.38°N 122.05°W (Elev. 118 ft)
7:35 pm PST Dec 4, 2025
8pm PST Dec 4, 2025-6pm PST Dec 11, 2025
 
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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