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

Storm Systems to Impact the Central and Eastern U.S. Through the Weekend

Two storm systems will track through the central and eastern U.S. today through this weekend with areas of gusty winds, rain and heavy snow. Severe thunderstorms and heavy to excessive rainfall is forecast today from the Lower Mississippi River Valley to the Tennessee Valley. Damaging winds, a few tornadoes, and areas of flooding are possible. Read More >

Hazardous Weather Conditions

Current conditions at

Mountain View, Moffett Field (KNUQ)

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

Clear

57°F

14°C

Humidity 38%
Wind Speed NNE 9 MPH
Barometer 30.41 in (1029.8 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 09 Jan 01:15 PM PST
Extended Forecast for

Sunnyvale CA

Cold Weather Advisory January 10, 01:00am until January 10, 09:00am
Click here for hazard details and duration
Cold Weather Advisory

  • This Afternoon

    This Afternoon: Sunny, with a high near 56. Light north northwest wind.

    High: 56 °F

    Sunny

  • Tonight

    Tonight: Areas of frost after 4am. Otherwise, mostly clear, with a low around 37. Calm wind.

    Low: 37 °F

    Mostly Clear
    then Areas
    Frost

  • Saturday

    Saturday: Patchy frost before 8am. Otherwise, mostly sunny, with a high near 58. Light north wind.

    High: 58 °F

    Patchy Frost
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 38. Light and variable wind.

    Low: 38 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 62. Calm wind becoming north around 5 mph in the afternoon.

    High: 62 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 62.

    High: 62 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 42.

    Low: 42 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 65.

    High: 65 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 56. Light north northwest wind.
Tonight
Areas of frost after 4am. Otherwise, mostly clear, with a low around 37. Calm wind.
Saturday
Patchy frost before 8am. Otherwise, mostly sunny, with a high near 58. Light north wind.
Saturday Night
Mostly cloudy, with a low around 38. Light and variable wind.
Sunday
Mostly sunny, with a high near 62. Calm wind becoming north around 5 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 39.
Monday
Sunny, with a high near 62.
Monday Night
Clear, with a low around 42.
Tuesday
Sunny, with a high near 65.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Sunny, with a high near 67.
Wednesday Night
Mostly clear, with a low around 46.
Thursday
Sunny, with a high near 68.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sunnyvale CA
 37.38°N 122.05°W (Elev. 118 ft)
Last Update:
1:09 pm PST Jan 9, 2026
Forecast Valid:
1pm PST Jan 9, 2026-6pm PST Jan 15, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation