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

Heavy Rainfall and Flooding Threats in the Midwest and Ohio Valley; Heat Continues in the Plains and Southeast

An active pattern will continue to bring heavy to excessive rainfall and flash flooding threats to the Midwest and Ohio Valley over the next couple of days. Dangerous heat continues across the central/southern Plains and Southeast U.S. into next week. There is potential for record-tying/breaking temperatures with many areas forecast to see their hottest temperatures so far this year. Read More >

Current conditions at

San Jose, San Jose International Airport (KSJC)

Lat: 37.35917°NLon: 121.92417°WElev: 59.0ft.

Mostly Cloudy

63°F

17°C

Humidity 72%
Wind Speed S 9 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 13 Aug 07:15 AM PDT
Extended Forecast for

Campbell CA

  • Today

    Today: Mostly sunny, with a high near 73. South southwest wind 8 to 10 mph, with gusts as high as 20 mph.

    High: 73 °F

    Mostly Sunny

  • Tonight

    Tonight: Patchy smoke before 8pm. Increasing clouds, with a low around 57. South wind 3 to 8 mph.

    Low: 57 °F

    Patchy Smoke
    then Mostly
    Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 75. Light and variable wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 75 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 56. Northwest wind 5 to 8 mph becoming calm after midnight.

    Low: 56 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 77. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 77 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 56.

    Low: 56 °F

    Mostly Clear
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 9am. Otherwise, mostly sunny, with a high near 78.

    High: 78 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 56.

    Low: 56 °F

    Partly Cloudy
    then Patchy
    Fog

  • Monday

    Monday: Patchy fog before 9am. Otherwise, partly sunny, with a high near 78.

    High: 78 °F

    Patchy Fog
    then Mostly
    Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 73. South southwest wind 8 to 10 mph, with gusts as high as 20 mph.
Tonight
Patchy smoke before 8pm. Increasing clouds, with a low around 57. South wind 3 to 8 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 75. Light and variable wind becoming west northwest 5 to 7 mph in the afternoon.
Friday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 56. Northwest wind 5 to 8 mph becoming calm after midnight.
Saturday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 77. Calm wind becoming west northwest around 5 mph in the afternoon.
Saturday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 56.
Sunday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 78.
Sunday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 56.
Monday
Patchy fog before 9am. Otherwise, partly sunny, with a high near 78.
Monday Night
Patchy fog after 5am. Otherwise, mostly cloudy, with a low around 56.
Tuesday
Patchy fog. Otherwise, partly sunny, with a high near 78.
Tuesday Night
Mostly cloudy, with a low around 57.
Wednesday
Patchy fog. Otherwise, mostly sunny, with a high near 79.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Campbell CA
 37.28°N 121.94°W (Elev. 203 ft)
Last Update:
1:26 am PDT Aug 13, 2026
Forecast Valid:
7am PDT Aug 13, 2026-6pm PDT Aug 19, 2026
 
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Additional Resources

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Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation