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 >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Partly Cloudy

46°F

8°C

Humidity 65%
Wind Speed NA 4 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 20 Feb 07:47 PM PST
Extended Forecast for

10 Miles NNW Mount Hamilton CA

Extreme Cold Warning February 21, 01:00am until February 21, 09:00am
Click here for hazard details and duration
Extreme Cold Warning
  • Overnight

    Overnight: Increasing clouds, with a temperature rising to around 37 by 4am. South southeast wind around 10 mph.

    Low: 34 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 47. South wind around 14 mph, with gusts as high as 24 mph.

    High: 47 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 39. South wind around 15 mph, with gusts as high as 23 mph.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 55. South wind 7 to 13 mph, with gusts as high as 21 mph.

    High: 55 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 44. North wind around 6 mph becoming east in the evening.

    Low: 44 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A 30 percent chance of rain after 10pm.  Mostly cloudy, with a low around 52.

    Low: 52 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain likely.  Cloudy, with a high near 57.

    High: 57 °F

    Rain Likely

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 4am.  Cloudy, with a low around 53.

    Low: 53 °F

    Rain Likely

Detailed Forecast

Overnight
Increasing clouds, with a temperature rising to around 37 by 4am. South southeast wind around 10 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 47. South wind around 14 mph, with gusts as high as 24 mph.
Saturday Night
Partly cloudy, with a low around 39. South wind around 15 mph, with gusts as high as 23 mph.
Sunday
Mostly sunny, with a high near 55. South wind 7 to 13 mph, with gusts as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 44. North wind around 6 mph becoming east in the evening.
Monday
Mostly sunny, with a high near 60.
Monday Night
A 30 percent chance of rain after 10pm. Mostly cloudy, with a low around 52.
Tuesday
Rain likely. Cloudy, with a high near 57.
Tuesday Night
Rain likely, mainly before 4am. Cloudy, with a low around 53.
Wednesday
A chance of rain, mainly before 10am. Mostly cloudy, with a high near 57.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 48.
Thursday
A slight chance of rain. Mostly sunny, with a high near 60.
Thursday Night
Mostly cloudy, with a low around 50.
Friday
Mostly sunny, with a high near 62.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles NNW Mount Hamilton CA
 37.48°N 121.68°W (Elev. 3599 ft)
11:39 pm PST Feb 20, 2026
12am PST Feb 21, 2026-6pm PST Feb 27, 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