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Heavy Rainfall and Severe Thunderstorms in the Midwest and Southwest; Heat Continues in the Southern U.S.

Heavy to excessive rainfall could bring flooding today through Thursday across parts of the central Plains into the Midwest and southern Arizona and New Mexico. Scattered strong to severe thunderstorms may impact parts of eastern Nebraska into western Iowa later today into early evening. Heat Advisories remain in place across much of east Texas into the mid-Mississippi Valley today and Tuesday. 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 26%
Wind Speed N 11 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 14 Sep 01:55 PM PDT
Extended Forecast for

3 Miles NE Sunnyvale CA

  • This Afternoon

    This Afternoon: Sunny, with a high near 79. North northwest wind 11 to 14 mph, with gusts as high as 23 mph.

    High: 79 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 54. North northwest wind 5 to 8 mph becoming calm after midnight.

    Low: 54 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 77. Light and variable wind becoming northwest 8 to 13 mph in the afternoon. Winds could gust as high as 21 mph.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 55. Northwest wind 6 to 10 mph becoming south after midnight. Winds could gust as high as 21 mph.

    Low: 55 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 75. South wind 5 to 13 mph becoming west in the afternoon. Winds could gust as high as 21 mph.

    High: 75 °F

    Mostly Sunny

  • Wednesday Night

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

    Low: 56 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 75.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 2am. Otherwise, mostly clear, with a low around 56.

    Low: 56 °F

    Clear then
    Patchy Fog

  • Friday

    Friday: Areas of fog before 9am. Otherwise, sunny, with a high near 78.

    High: 78 °F

    Areas Fog
    then Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 79. North northwest wind 11 to 14 mph, with gusts as high as 23 mph.
Tonight
Mostly clear, with a low around 54. North northwest wind 5 to 8 mph becoming calm after midnight.
Tuesday
Sunny, with a high near 77. Light and variable wind becoming northwest 8 to 13 mph in the afternoon. Winds could gust as high as 21 mph.
Tuesday Night
Mostly clear, with a low around 55. Northwest wind 6 to 10 mph becoming south after midnight. Winds could gust as high as 21 mph.
Wednesday
Mostly sunny, with a high near 75. South wind 5 to 13 mph becoming west in the afternoon. Winds could gust as high as 21 mph.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Mostly sunny, with a high near 75.
Thursday Night
Patchy fog after 2am. Otherwise, mostly clear, with a low around 56.
Friday
Areas of fog before 9am. Otherwise, sunny, with a high near 78.
Friday Night
Mostly clear, with a low around 56.
Saturday
Patchy fog. Otherwise, sunny, with a high near 79.
Saturday Night
Mostly clear, with a low around 56.
Sunday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NE Sunnyvale CA
 37.41°N 121.97°W (Elev. 10 ft)
Last Update:
1:26 pm PDT Sep 14, 2026
Forecast Valid:
2pm PDT Sep 14, 2026-6pm PDT Sep 20, 2026
 
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