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

Extreme Heat Continues; Severe Thunderstorms into Upper Midwest; Strong Bering Sea Storm

Wildfires and poor air quality continue for the Pacific Northwest, Rockies and extended into the Plains. Severe thunderstorms possible for the northern Plains and upper Midwest on Monday along a frontal boundary. Another boundary will focus showers and thunderstorms for the eastern seaboard with localized heavy rainfall possible. For Alaska, a strong Bering Sea storm will bring winds and rainfall. Read More >

Current conditions at

Mountain View, Moffett Field (KNUQ)

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

Clear

81°F

27°C

Humidity 42%
Wind Speed NNW 12 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 02 Aug 01:55 PM PDT
Extended Forecast for

Sunnyvale CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 89. North northwest wind 7 to 9 mph.

    High: 89 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 59. North wind around 6 mph becoming calm after midnight.

    Low: 59 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 90. Calm wind becoming north northwest 5 to 8 mph in the afternoon.

    High: 90 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 60. North northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 60 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 87. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 87 °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 85.

    High: 85 °F

    Sunny

  • Wednesday Night

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

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 89. North northwest wind 7 to 9 mph.
Tonight
Clear, with a low around 59. North wind around 6 mph becoming calm after midnight.
Monday
Sunny, with a high near 90. Calm wind becoming north northwest 5 to 8 mph in the afternoon.
Monday Night
Mostly clear, with a low around 60. North northwest wind 5 to 7 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 87. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 59.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Mostly clear, with a low around 59.
Thursday
Sunny, with a high near 85.
Thursday Night
Clear, with a low around 60.
Friday
Sunny, with a high near 88.
Friday Night
Mostly clear, with a low around 63.
Saturday
Sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Sunnyvale CA
 37.38°N 122.05°W (Elev. 118 ft)
Last Update:
1:26 pm PDT Aug 2, 2026
Forecast Valid:
2pm PDT Aug 2, 2026-6pm PDT Aug 8, 2026
 
Forecast Discussion
 
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