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Excessive Heat in parts of the Central and Southern U.S.

Heat Advisories and Excessive Heat Warnings extend from the Southern Plains into the Mid-Atlantic and Southeast today. High temperatures for these areas will mostly be in the upper 90s. A few locations may exceed 100. Hot temperatures combined with high dew points will create heat index values of 100 to 115 degrees. Read More >

Current conditions at

LOS ALTOS (LOAC1)

Lat: 37.354722°NLon: 122.141667°WElev: 539ft.

NA

58°F

14°C

Humidity 77%
Wind Speed NA
Barometer NA
Dewpoint 51°F (11°C)
Visibility NA
Last update 23 Jul 7:10 am PDT
Extended Forecast for

Sunnyvale CA

  • Today

    Today: Sunny, with a high near 89. North northwest wind 7 to 11 mph.

    Sunny

    High: 89 °F

  • Tonight

    Tonight: Mostly clear, with a low around 56. North northwest wind 5 to 11 mph.

    Mostly Clear

    Low: 56 °F

  • Monday

    Monday: Sunny, with a high near 82. North northwest wind 5 to 7 mph becoming south in the afternoon.

    Sunny

    High: 82 °F

  • Monday
    Night

    Monday Night: Mostly clear, with a low around 55. North northwest wind 7 to 9 mph.

    Mostly Clear

    Low: 55 °F

  • Tuesday

    Tuesday: Sunny, with a high near 81. North wind 7 to 14 mph, with gusts as high as 18 mph.

    Sunny

    High: 81 °F

  • Tuesday
    Night

    Tuesday Night: Partly cloudy, with a low around 58.

    Partly Cloudy

    Low: 58 °F

  • Wednesday

    Wednesday: Mostly sunny, with a high near 83.

    Mostly Sunny

    High: 83 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 58.

    Partly Cloudy

    Low: 58 °F

  • Thursday

    Thursday: Mostly sunny, with a high near 86.

    Mostly Sunny

    High: 86 °F

Detailed Forecast

Today
Sunny, with a high near 89. North northwest wind 7 to 11 mph.
Tonight
Mostly clear, with a low around 56. North northwest wind 5 to 11 mph.
Monday
Sunny, with a high near 82. North northwest wind 5 to 7 mph becoming south in the afternoon.
Monday Night
Mostly clear, with a low around 55. North northwest wind 7 to 9 mph.
Tuesday
Sunny, with a high near 81. North wind 7 to 14 mph, with gusts as high as 18 mph.
Tuesday Night
Partly cloudy, with a low around 58.
Wednesday
Mostly sunny, with a high near 83.
Wednesday Night
Partly cloudy, with a low around 58.
Thursday
Mostly sunny, with a high near 86.
Thursday Night
Partly cloudy, with a low around 58.
Friday
Mostly sunny, with a high near 87.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 85.
Click Map For Forecast
Point Forecast:
Sunnyvale CA
 37.38°N 122.05°W (Elev. 118 ft)
2:40 am PDT Jul 23, 2017
8am PDT Jul 23, 2017-6pm PDT Jul 29, 2017
 
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