Tropical Moisture Brings Slight Risk of Excessive Rainfall to the Southwest; Strong to Locally Severe Storms on the Plains

Heavy rain and flash flooding are possible across portions of the Southwest through Friday, where Flood Watches are in effect. Strong to locally severe thunderstorms are possible today across portions of the Plains. A tropical wave is causing heavy rainfall in Puerto Rico and the Virgin Islands, which may cause urban and small stream flooding and landslides today. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

Lat: 37.33333°NLon: 121.81667°WElev: 135.0ft.

Partly Cloudy

75°F

24°C

Humidity 44%
Wind Speed N 0 MPH
Barometer 29.87 in (1011.51 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 17 Sep 09:47 PM PDT
Extended Forecast for

4 Miles SSE San Jose CA

  • Today

    Today: A chance of showers and thunderstorms between 11am and 2pm, then a chance of showers after 2pm.  Mostly cloudy, with a high near 84. Calm wind becoming south around 6 mph in the afternoon.  Chance of precipitation is 30%.

    High: 84 °F

    Chance
    Showers

  • Tonight

    Tonight: A 30 percent chance of showers.  Mostly cloudy, with a low around 62. Light and variable wind.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 62 °F

    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers.  Mostly sunny, with a high near 83. Light west wind.

    High: 83 °F

    Chance
    Showers

  • Friday Night

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

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Patchy fog before 9am.  Otherwise, sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.

    High: 84 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 60.

    Low: 60 °F

    Mostly Clear

  • Sunday

    Sunday: Patchy fog before 8am.  Otherwise, sunny, with a high near 86.

    High: 86 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 62.

    Low: 62 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 92.

    High: 92 °F

    Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms between 11am and 2pm, then a chance of showers after 2pm. Mostly cloudy, with a high near 84. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 30%.
Tonight
A 30 percent chance of showers. Mostly cloudy, with a low around 62. Light and variable wind. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 30 percent chance of showers. Mostly sunny, with a high near 83. Light west wind.
Friday Night
Mostly clear, with a low around 60. West wind 5 to 7 mph becoming calm in the evening.
Saturday
Patchy fog before 9am. Otherwise, sunny, with a high near 84. Calm wind becoming west around 5 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 60.
Sunday
Patchy fog before 8am. Otherwise, sunny, with a high near 86.
Sunday Night
Mostly clear, with a low around 62.
Monday
Sunny, with a high near 92.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 61.
Wednesday
Mostly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE San Jose CA
 37.25°N 121.82°W (Elev. 187 ft)
5:00 am PDT Sep 18, 2025
5am PDT Sep 18, 2025-6pm PDT Sep 24, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database