Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Clear

64°F

18°C

Humidity 34%
Wind Speed NW 6 MPH
Barometer 30.02 in (1016.59 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 17 Apr 07:47 PM PDT
Extended Forecast for

San Jose CA

  • Today

    Today: Mostly sunny, with a high near 81. Calm wind becoming west around 6 mph in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 49. Light and variable wind.

    Low: 49 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 77. Calm wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 77 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 47. Southwest wind 5 to 9 mph becoming light and variable  after midnight.

    Low: 47 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers, mainly after 11am.  Mostly sunny, with a high near 73. South southwest wind 5 to 9 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 73 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A chance of showers before 11pm, then showers and possibly a thunderstorm between 11pm and 2am, then showers after 2am.  Low around 50. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 50 °F

    Showers

  • Tuesday

    Tuesday: Showers, with thunderstorms also possible after 11am.  High near 64. Chance of precipitation is 90%.

    High: 64 °F

    Showers

  • Tuesday Night

    Tuesday Night: A chance of rain.  Mostly cloudy, with a low around 47.

    Low: 47 °F

    Chance Rain

  • Wednesday

    Wednesday: A slight chance of rain before 11am.  Mostly sunny, with a high near 66.

    High: 66 °F

    Slight Chance
    Rain then
    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 81. Calm wind becoming west around 6 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 49. Light and variable wind.
Sunday
Partly sunny, with a high near 77. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 47. Southwest wind 5 to 9 mph becoming light and variable after midnight.
Monday
A 30 percent chance of showers, mainly after 11am. Mostly sunny, with a high near 73. South southwest wind 5 to 9 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A chance of showers before 11pm, then showers and possibly a thunderstorm between 11pm and 2am, then showers after 2am. Low around 50. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
Showers, with thunderstorms also possible after 11am. High near 64. Chance of precipitation is 90%.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 47.
Wednesday
A slight chance of rain before 11am. Mostly sunny, with a high near 66.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Mostly sunny, with a high near 70.
Thursday Night
Patchy fog. Otherwise, mostly clear, with a low around 45.
Friday
Patchy fog. Otherwise, mostly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
San Jose CA
 37.29°N 121.86°W (Elev. 157 ft)
1:41 am PDT Apr 18, 2026
5am PDT Apr 18, 2026-6pm PDT Apr 24, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database