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Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.

Gusty winds and low relative humidity will bring elevated to critical fire weather conditions to the southern High Plains through the weekend. A winter storm will track across the Great Lakes and Northeast U.S. into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >

Hazardous Weather Conditions

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Partly Cloudy

39°F

4°C

Humidity 86%
Wind Speed N 0 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 20 Feb 07:47 AM PST
Extended Forecast for

Mount Hamilton CA

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

    NOW until 9:00am Fri

    Extreme Cold Warning

  • Today

    High: 42 °F

    Partly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 32. South southeast wind 3 to 7 mph.

    Low: 32 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 49. South wind around 11 mph, with gusts as high as 23 mph.

    High: 49 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 38. South southeast wind around 14 mph, with gusts as high as 23 mph.

    Low: 38 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 56. South wind 10 to 14 mph, with gusts as high as 24 mph.

    High: 56 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Monday

    Monday: A 10 percent chance of rain after 4pm. Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Monday Night

    Monday Night: A chance of rain, mainly after 10pm. Cloudy, with a low around 50.

    Low: 50 °F

    Chance Rain

Detailed Forecast

Today
Partly sunny, with a high near 42. Light west southwest wind.
Tonight
Increasing clouds, with a low around 32. South southeast wind 3 to 7 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 49. South wind around 11 mph, with gusts as high as 23 mph.
Saturday Night
Partly cloudy, with a low around 38. South southeast wind around 14 mph, with gusts as high as 23 mph.
Sunday
Mostly sunny, with a high near 56. South wind 10 to 14 mph, with gusts as high as 24 mph.
Sunday Night
Mostly cloudy, with a low around 44.
Monday
A 10 percent chance of rain after 4pm. Partly sunny, with a high near 59.
Monday Night
A chance of rain, mainly after 10pm. Cloudy, with a low around 50.
Tuesday
Rain. Cloudy, with a high near 54.
Tuesday Night
Rain. Cloudy, with a low around 49.
Wednesday
Rain likely. Mostly cloudy, with a high near 57.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 48.
Thursday
A chance of rain. Partly sunny, with a high near 59.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mount Hamilton CA
 37.35°N 121.64°W (Elev. 2398 ft)
Last Update:
12:32 am PST Feb 20, 2026
Forecast Valid:
8am PST Feb 20, 2026-6pm PST Feb 26, 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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation