Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Mostly Cloudy

54°F

12°C

Humidity 76%
Wind Speed S 5 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 12 Apr 07:47 AM PDT
Extended Forecast for

San Jose CA

  • Today

    Today: Showers likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm.  Mostly cloudy, with a high near 61. South southeast wind 8 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 22 mph.  Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 61 °F

    Showers
    Likely

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before 7pm.  Patchy fog after midnight.  Otherwise, mostly cloudy, with a low around 44. West southwest wind around 6 mph becoming calm  in the evening.  New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Chance
    Showers then
    Patchy Fog

  • Monday

    Monday: Areas of fog before 10am.  Otherwise, mostly sunny, with a high near 66. Light and variable wind becoming northwest 5 to 10 mph in the afternoon.

    High: 66 °F

    Areas Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 45. Northwest wind 5 to 10 mph becoming light west northwest  after midnight.

    Low: 45 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 68. Calm wind becoming west northwest 5 to 7 mph in the afternoon.

    High: 68 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Wednesday

    Wednesday: Partly sunny, with a high near 68.

    High: 68 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 47.

    Low: 47 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

Detailed Forecast

Today
Showers likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm. Mostly cloudy, with a high near 61. South southeast wind 8 to 13 mph becoming west southwest in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A 30 percent chance of showers, mainly before 7pm. Patchy fog after midnight. Otherwise, mostly cloudy, with a low around 44. West southwest wind around 6 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch possible.
Monday
Areas of fog before 10am. Otherwise, mostly sunny, with a high near 66. Light and variable wind becoming northwest 5 to 10 mph in the afternoon.
Monday Night
Mostly clear, with a low around 45. Northwest wind 5 to 10 mph becoming light west northwest after midnight.
Tuesday
Mostly sunny, with a high near 68. Calm wind becoming west northwest 5 to 7 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 44.
Wednesday
Partly sunny, with a high near 68.
Wednesday Night
Partly cloudy, with a low around 47.
Thursday
Sunny, with a high near 69.
Thursday Night
Clear, with a low around 42.
Friday
Sunny, with a high near 75.
Friday Night
Mostly clear, with a low around 44.
Saturday
Sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
San Jose CA
 37.29°N 121.86°W (Elev. 157 ft)
8:36 am PDT Apr 12, 2026
8am PDT Apr 12, 2026-6pm PDT Apr 18, 2026
 
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