Excessive Rainfall Potential for the Southeast; Heat Expands for Center of the Nation; Critical Fire Weather for Pacific Northwest

Flash flooding threatens areas from the Tennessee Valley to the Carolinas as storms repeat along a stalled front. Monsoonal storms may trigger flooding in the Southwest. Dangerous heat expands across the Desert Southwest, Plains, mid-Mississippi Valley and Southern Tier. Critical fire weather for interior Pacific Northwest. Cooler, drier air brings brief relief to the Great Lakes and Northeast. 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 87%
Wind Speed ENE 5 MPH
Barometer 30.01 in (1016.26 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 26 Jul 01:30 AM PDT
Extended Forecast for

Sunnyvale CA

  • Overnight

    Overnight: Mostly clear, with a low around 58. North northwest wind 3 to 5 mph.

    Low: 58 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 78. Light north northeast wind becoming north northwest 6 to 11 mph in the morning. Winds could gust as high as 21 mph.

    High: 78 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58. North northwest wind 6 to 11 mph becoming light and variable  after midnight. Winds could gust as high as 21 mph.

    Low: 58 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 78. Light and variable wind becoming northwest 6 to 11 mph in the morning. Winds could gust as high as 21 mph.

    High: 78 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 58. Northwest wind 6 to 11 mph becoming light west  after midnight. Winds could gust as high as 21 mph.

    Low: 58 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59.

    Low: 59 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 58. North northwest wind 3 to 5 mph.
Sunday
Sunny, with a high near 78. Light north northeast wind becoming north northwest 6 to 11 mph in the morning. Winds could gust as high as 21 mph.
Sunday Night
Mostly clear, with a low around 58. North northwest wind 6 to 11 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.
Monday
Sunny, with a high near 78. Light and variable wind becoming northwest 6 to 11 mph in the morning. Winds could gust as high as 21 mph.
Monday Night
Mostly clear, with a low around 58. Northwest wind 6 to 11 mph becoming light west after midnight. Winds could gust as high as 21 mph.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Sunny, with a high near 81.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Sunny, with a high near 81.
Thursday Night
Mostly clear, with a low around 59.
Friday
Sunny, with a high near 84.
Friday Night
Mostly clear, with a low around 60.
Saturday
Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Sunnyvale CA
 37.38°N 122.02°W (Elev. 92 ft)
1:26 am PDT Jul 26, 2026
1am PDT Jul 26, 2026-6pm PDT Aug 1, 2026
 
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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