Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Current conditions at

Mountain View, Moffett Field (KNUQ)

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

Mist

45°F

7°C

Humidity 93%
Wind Speed NNE 4 MPH
Barometer 30.29 in (1025.74 mb)
Dewpoint 43°F (6°C)
Visibility 4.00 mi
Wind Chill43°F (6°C)
Last update 09 Dec 09:55 AM PST
Extended Forecast for

3 Miles NE Sunnyvale CA

  • Today

    Today: Sunny, with a high near 60. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 60 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 45. Light west northwest wind.

    Low: 45 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy fog before 8am.  Otherwise, sunny, with a high near 66. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 66 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 46. Light east northeast wind.

    Low: 46 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 68. Calm wind becoming north around 5 mph in the afternoon.

    High: 68 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 65.

    High: 65 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 60. Calm wind becoming northwest around 6 mph in the afternoon.
Tonight
Mostly clear, with a low around 45. Light west northwest wind.
Wednesday
Patchy fog before 8am. Otherwise, sunny, with a high near 66. Calm wind becoming northwest around 6 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 46. Light east northeast wind.
Thursday
Sunny, with a high near 68. Calm wind becoming north around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 46.
Friday
Sunny, with a high near 67.
Friday Night
Mostly clear, with a low around 45.
Saturday
Mostly sunny, with a high near 65.
Saturday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 45.
Sunday
Mostly sunny, with a high near 63.
Sunday Night
Mostly cloudy, with a low around 46.
Monday
Partly sunny, with a high near 64.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Sunnyvale CA
 37.41°N 121.97°W (Elev. 10 ft)
9:23 am PST Dec 9, 2025
10am PST Dec 9, 2025-6pm PST Dec 15, 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