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

Heavy Snow in the Central/Southern Rockies; Below Average Temperatures in the Central and Eastern US

Moderate to heavy snowfall is expected in the central/southern Rockies and adjacent High Plains today. Lake-enhanced snowfall is expected downwind of the Great Lakes today. Showers and thunderstorms will be possible this evening into tonight across the western Gulf Coast states. Temperatures across much of the central and eastern CONUS will remain below average and chilly to end the week. Read More >

Current conditions at

Mountain View, Moffett Field (KNUQ)

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

Clear

63°F

17°C

Humidity 39%
Wind Speed N 5 MPH
Barometer 30.09 in (1018.96 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 03 Dec 03:50 PM PST
Extended Forecast for

Sunnyvale CA

  • Tonight

    Tonight: Partly cloudy, with a low around 40. West wind 3 to 7 mph.

    Low: 40 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 61. Calm wind becoming north northwest around 6 mph in the afternoon.

    High: 61 °F

    Sunny

  • Thursday Night

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

    Low: 42 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 63. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 63 °F

    Sunny

  • Friday Night

    Friday Night: Patchy fog after 3am. Otherwise, mostly clear, with a low around 46. Calm wind.

    Low: 46 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 7am. Otherwise, mostly sunny, with a high near 64.

    High: 64 °F

    Patchy Fog
    then Sunny

  • Saturday Night

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

    Low: 47 °F

    Partly Cloudy

  • Sunday

    Sunday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 65.

    High: 65 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 1am. Otherwise, partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy
    then Patchy
    Fog

Detailed Forecast

Tonight
Partly cloudy, with a low around 40. West wind 3 to 7 mph.
Thursday
Sunny, with a high near 61. Calm wind becoming north northwest around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 42. West northwest wind around 6 mph becoming calm after midnight.
Friday
Sunny, with a high near 63. Calm wind becoming north northwest around 5 mph in the afternoon.
Friday Night
Patchy fog after 3am. Otherwise, mostly clear, with a low around 46. Calm wind.
Saturday
Patchy fog before 7am. Otherwise, mostly sunny, with a high near 64.
Saturday Night
Partly cloudy, with a low around 47.
Sunday
Patchy fog before 10am. Otherwise, partly sunny, with a high near 65.
Sunday Night
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 47.
Monday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 65.
Monday Night
Patchy fog. Otherwise, mostly clear, with a low around 46.
Tuesday
Patchy fog. Otherwise, mostly sunny, with a high near 66.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
Patchy fog. Otherwise, mostly sunny, with a high near 67.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sunnyvale CA
 37.38°N 122.02°W (Elev. 92 ft)
Last Update:
12:26 pm PST Dec 3, 2025
Forecast Valid:
4pm PST Dec 3, 2025-6pm PST Dec 10, 2025
 
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