Severe Weather Threats Across the Plains; Dangerous Heat and Wildfire Concerns for the West; Watching the Tropics

Severe thunderstorms are expected across the Central Plains accompanied by damaging wind gusts and large hail. In addition, heavy rainfall may lead to instances of flash flooding from the Plains and mid-Atlantic regions. The heavy rainfall threat continues across Florida and across the northern Gulf as we monitor a tropical disturbance tracking westward. Critical fire weather for the Great Basin. Read More >

Current conditions at

Mountain View, Moffett Field (KNUQ)

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

Clear

73°F

23°C

Humidity 60%
Wind Speed NNW 14 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 15 Jul 02:35 PM PDT
Extended Forecast for

Sunnyvale CA

  • Tonight

    Tonight: Mostly clear, with a low around 57. North wind 5 to 9 mph becoming light and variable  after midnight.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76. Light and variable wind becoming north northwest 5 to 9 mph in the afternoon.

    High: 76 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Increasing clouds, with a low around 56. North northwest wind 5 to 7 mph becoming calm  after midnight.

    Low: 56 °F

    Increasing
    Clouds

  • Thursday

    Thursday: Partly sunny, then gradually becoming sunny, with a high near 78. Calm wind becoming west 5 to 8 mph in the afternoon.

    High: 78 °F

    Becoming
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 57. West wind 5 to 10 mph becoming light west southwest  in the evening.

    Low: 57 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 57. North wind 5 to 9 mph becoming light and variable after midnight.
Wednesday
Sunny, with a high near 76. Light and variable wind becoming north northwest 5 to 9 mph in the afternoon.
Wednesday Night
Increasing clouds, with a low around 56. North northwest wind 5 to 7 mph becoming calm after midnight.
Thursday
Partly sunny, then gradually becoming sunny, with a high near 78. Calm wind becoming west 5 to 8 mph in the afternoon.
Thursday Night
Partly cloudy, with a low around 57. West wind 5 to 10 mph becoming light west southwest in the evening.
Friday
Mostly sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 56.
Saturday
Mostly sunny, with a high near 78.
Saturday Night
Mostly clear, with a low around 57.
Sunday
Sunny, with a high near 79.
Sunday Night
Mostly clear, with a low around 56.
Monday
Sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 57.
Tuesday
Mostly sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
Sunnyvale CA
 37.38°N 122.05°W (Elev. 118 ft)
1:26 pm PDT Jul 15, 2025
3pm PDT Jul 15, 2025-6pm PDT Jul 22, 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