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

Severe Weather for Northeast Southeastward into the Southern Plains; Flooding in the Upper Great Lakes

Severe thunderstorms are expected from the Northeast to Texas through the night and for the Central/Southern Plains on Friday. Considerable flooding impacts are ongoing in the Upper Great Lakes, and expected to continue through the weekend. Fire weather concerns persist in the Plains and the mid-Atlantic. There is late-season snow over the Northern/Central Rockies and the Northern Plains. Read More >

Current conditions at

Mountain View, Moffett Field (KNUQ)

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

Clear

61°F

16°C

Humidity 41%
Wind Speed NW 9 MPH
Barometer 30.04 in (1017.27 mb)
Dewpoint 37°F (3°C)
Visibility 9.00 mi
Last update 16 Apr 09:35 PM PDT
Extended Forecast for

Sunnyvale CA

  • Tonight

    Tonight: Mostly clear, with a low around 45. North northwest wind 6 to 9 mph, with gusts as high as 18 mph.

    Low: 45 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 72. Light northwest wind becoming north northwest 5 to 9 mph in the morning.

    High: 72 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 45. North northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 45 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 76. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 76 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 48. West northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 48 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 72.

    High: 72 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance Rain

  • Monday

    Monday: A chance of rain. Partly sunny, with a high near 67.

    High: 67 °F

    Chance Rain

  • Monday Night

    Monday Night: A chance of rain. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly clear, with a low around 45. North northwest wind 6 to 9 mph, with gusts as high as 18 mph.
Friday
Sunny, with a high near 72. Light northwest wind becoming north northwest 5 to 9 mph in the morning.
Friday Night
Partly cloudy, with a low around 45. North northwest wind 5 to 7 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 76. Calm wind becoming west northwest around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 48. West northwest wind 5 to 7 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 72.
Sunday Night
A 30 percent chance of rain after 11pm. Mostly cloudy, with a low around 50.
Monday
A chance of rain. Partly sunny, with a high near 67.
Monday Night
A chance of rain. Mostly cloudy, with a low around 49.
Tuesday
Rain likely. Partly sunny, with a high near 65.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 48.
Wednesday
A slight chance of rain. Mostly sunny, with a high near 66.
Wednesday Night
Partly cloudy, with a low around 48.
Thursday
Sunny, with a high near 70.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sunnyvale CA
 37.4°N 122.03°W (Elev. 46 ft)
Last Update:
8:26 pm PDT Apr 16, 2026
Forecast Valid:
9pm PDT Apr 16, 2026-6pm PDT Apr 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation