Tracking Areas of Fire Weather, Severe Weather, and Winter Weather

Gusty winds and dry conditions will continue to bring fire weather concerns to the southern Plains through Friday. Severe thunderstorms including a few tornadoes, large hail and damaging wind gusts are expected across parts of the Midwest and lower Ohio Valley today. A Pacific storm will bring low elevation rain and thunderstorms across southern California and heavy snow through the Sierra. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Partly Cloudy

52°F

11°C

Humidity 57%
Wind Speed WNW 20 MPH
Barometer 29.82 in (1009.82 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 19 Feb 01:47 PM PST
Extended Forecast for

5 Miles SSW Mount Hamilton CA

Extreme Cold Warning February 20, 01:00am until February 20, 09:00am
Click here for hazard details and duration
Extreme Cold Warning
  • This Afternoon

    This Afternoon: A 20 percent chance of rain before 3pm.  Mostly cloudy, with a steady temperature around 45. West northwest wind around 16 mph, with gusts as high as 31 mph.  New precipitation amounts of less than a tenth of an inch possible.

    High: 45 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Widespread frost, mainly after 2am.  Otherwise, partly cloudy, with a low around 30. Northwest wind 5 to 9 mph becoming calm  after midnight. Winds could gust as high as 18 mph.

    Low: 30 °F

    Frost

  • Friday

    Friday: Widespread frost, mainly before 8am.  Otherwise, partly sunny, with a high near 53. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 53 °F

    Frost then
    Partly Sunny

  • Friday Night

    Friday Night: Areas of frost after 11pm.  Otherwise, mostly clear, with a low around 33. Light east southeast wind.

    Low: 33 °F

    Areas Frost

  • Saturday

    Saturday: Mostly sunny, with a high near 57. South wind 6 to 9 mph, with gusts as high as 20 mph.

    High: 57 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 10 percent chance of rain after 4am.  Partly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Clear
    then Slight
    Chance Rain

  • Sunday

    Sunday: A 20 percent chance of rain before 10am.  Mostly sunny, with a high near 64.

    High: 64 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Sunday Night

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

    Low: 47 °F

    Slight Chance
    Rain

  • Monday

    Monday: A chance of rain, mainly after 10am.  Partly sunny, with a high near 66.

    High: 66 °F

    Chance Rain

Detailed Forecast

This Afternoon
A 20 percent chance of rain before 3pm. Mostly cloudy, with a steady temperature around 45. West northwest wind around 16 mph, with gusts as high as 31 mph. New precipitation amounts of less than a tenth of an inch possible.
Tonight
Widespread frost, mainly after 2am. Otherwise, partly cloudy, with a low around 30. Northwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 18 mph.
Friday
Widespread frost, mainly before 8am. Otherwise, partly sunny, with a high near 53. Calm wind becoming west southwest around 5 mph in the afternoon.
Friday Night
Areas of frost after 11pm. Otherwise, mostly clear, with a low around 33. Light east southeast wind.
Saturday
Mostly sunny, with a high near 57. South wind 6 to 9 mph, with gusts as high as 20 mph.
Saturday Night
A 10 percent chance of rain after 4am. Partly cloudy, with a low around 40.
Sunday
A 20 percent chance of rain before 10am. Mostly sunny, with a high near 64.
Sunday Night
A slight chance of rain. Mostly cloudy, with a low around 47.
Monday
A chance of rain, mainly after 10am. Partly sunny, with a high near 66.
Monday Night
Rain likely, mainly after 10pm. Mostly cloudy, with a low around 50.
Tuesday
Rain likely. Cloudy, with a high near 61.
Tuesday Night
Rain likely. Cloudy, with a low around 49.
Wednesday
Rain likely. Mostly cloudy, with a high near 64.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Mount Hamilton CA
 37.28°N 121.68°W (Elev. 1138 ft)
12:26 pm PST Feb 19, 2026
2pm PST Feb 19, 2026-6pm PST Feb 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database