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

Extreme Heat and Excessive Rainfall This Week

A significant heat wave continues for the Rockies, Northern Plains, and Great Lakes into the Mid-Atlantic, peaking in intensity through midweek and lingering across parts of the Northern Plains and Midwest until this weekend. Excessive rainfall my bring life-threatening and locally catastrophic flash and urban flooding across portions of southwestern Texas through early Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Mountain View, Moffett Field (KNUQ)

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

Clear

72°F

22°C

Humidity 60%
Wind Speed N 6 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 14 Jul 08:50 PM PDT
Extended Forecast for

4 Miles NE Sunnyvale CA

Coastal Flood Advisory July 14, 09:20pm until July 16, 04:00am
Click here for hazard details and duration
Coastal Flood Advisory
  •  
    Coastal Flood Advisory July 14, 09:20pm until July 16, 04:00am

    NOW until 4:00am Thu

    Coastal Flood Advisory

  • Tonight

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 83. Light northwest wind increasing to 9 to 14 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59. North northwest wind 5 to 9 mph becoming light north after midnight. Winds could gust as high as 18 mph.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 76. Light north northwest wind becoming west northwest 8 to 13 mph in the morning. Winds could gust as high as 24 mph.

    High: 76 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. West southwest wind 6 to 13 mph, with gusts as high as 23 mph.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 74.

    High: 74 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 64. Light northwest wind.
Wednesday
Sunny, with a high near 83. Light northwest wind increasing to 9 to 14 mph in the afternoon. Winds could gust as high as 25 mph.
Wednesday Night
Mostly clear, with a low around 59. North northwest wind 5 to 9 mph becoming light north after midnight. Winds could gust as high as 18 mph.
Thursday
Sunny, with a high near 76. Light north northwest wind becoming west northwest 8 to 13 mph in the morning. Winds could gust as high as 24 mph.
Thursday Night
Mostly clear, with a low around 56. West southwest wind 6 to 13 mph, with gusts as high as 23 mph.
Friday
Mostly sunny, with a high near 74.
Friday Night
Partly cloudy, with a low around 56.
Saturday
Mostly sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 57.
Sunday
Partly sunny, with a high near 75.
Sunday Night
Mostly cloudy, with a low around 58.
Monday
Partly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
Mostly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Sunnyvale CA
 37.43°N 121.98°W (Elev. 3 ft)
Last Update:
9:11 pm PDT Jul 14, 2026
Forecast Valid:
9pm PDT Jul 14, 2026-6pm PDT Jul 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation