Arctic Air for the Northeast and Mid-Atlantic; Increase Moisture for Pacific Northwest; Active Pattern for Hawaii

An arctic cold front will impact the Great Lakes, Northeast and mid-Atlantic. Snow showers and squalls will accompany this system with increasing winds and falling temperatures. Damaging wind gusts may result in tree damage and power outages. Meanwhile, moisture returns for the Pacific Northwest and Hawaii this weekend with both coverage and intensity of rainfall and higher elevation snows. Read More >

Current conditions at

Mountain View, Moffett Field (KNUQ)

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

Mostly Cloudy

54°F

12°C

Humidity 100%
Wind Speed NNW 3 MPH
Barometer 30.25 in (1024.38 mb)
Dewpoint 54°F (12°C)
Visibility 7.00 mi
Last update 07 Feb 12:15 AM PST
Extended Forecast for

Sunnyvale CA

  • Overnight

    Overnight: Widespread fog, mainly after 3am.  Otherwise, mostly cloudy, with a low around 46. Calm wind.

    Low: 46 °F

    Fog

  • Saturday

    Saturday: Widespread fog, mainly before 8am.  Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 66. Calm wind becoming north northwest 5 to 7 mph in the afternoon.

    High: 66 °F

    Fog then
    Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 1am.  Otherwise, partly cloudy, with a low around 44. Light and variable wind.

    Low: 44 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

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

    High: 66 °F

    Areas Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 9pm.  Otherwise, mostly cloudy, with a low around 49. West northwest wind 3 to 5 mph.

    Low: 49 °F

    Patchy Fog

  • Monday

    Monday: Areas of fog before 9am.  Otherwise, mostly cloudy, with a high near 63.

    High: 63 °F

    Areas Fog
    then Mostly
    Cloudy

  • Monday Night

    Monday Night: A 20 percent chance of rain after 10pm.  Patchy fog after 4am.  Otherwise, mostly cloudy, with a low around 44.

    Low: 44 °F

    Slight Chance
    Rain and
    Patchy Fog

  • Tuesday

    Tuesday: A chance of rain.  Patchy fog before 8am.  Otherwise, mostly cloudy, with a high near 58.

    High: 58 °F

    Chance Rain
    and Patchy
    Fog

  • Tuesday Night

    Tuesday Night: A chance of rain.  Patchy fog after midnight.  Otherwise, mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance Rain
    and Patchy
    Fog

Detailed Forecast

Overnight
Widespread fog, mainly after 3am. Otherwise, mostly cloudy, with a low around 46. Calm wind.
Saturday
Widespread fog, mainly before 8am. Otherwise, mostly cloudy through mid morning, then gradual clearing, with a high near 66. Calm wind becoming north northwest 5 to 7 mph in the afternoon.
Saturday Night
Patchy fog after 1am. Otherwise, partly cloudy, with a low around 44. Light and variable wind.
Sunday
Areas of fog before 8am. Otherwise, mostly sunny, with a high near 66. Calm wind becoming northwest around 6 mph in the afternoon.
Sunday Night
Patchy fog after 9pm. Otherwise, mostly cloudy, with a low around 49. West northwest wind 3 to 5 mph.
Monday
Areas of fog before 9am. Otherwise, mostly cloudy, with a high near 63.
Monday Night
A 20 percent chance of rain after 10pm. Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 44.
Tuesday
A chance of rain. Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 58.
Tuesday Night
A chance of rain. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 42.
Wednesday
A chance of rain, mainly before 10am. Patchy fog before 9am. Otherwise, mostly sunny, with a high near 61.
Wednesday Night
Patchy fog. Otherwise, mostly clear, with a low around 39.
Thursday
Areas of fog. Otherwise, sunny, with a high near 64.
Thursday Night
Mostly clear, with a low around 41.
Friday
A slight chance of rain. Patchy fog. Otherwise, mostly sunny, with a high near 61.
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ABOUT THIS FORECAST

 
Point Forecast:
Sunnyvale CA
 37.36°N 122.02°W (Elev. 128 ft)
12:27 am PST Feb 7, 2026
12am PST Feb 7, 2026-6pm PST Feb 13, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database