Critical Fire Weather in the High Plains and Midwest; Heavy Snow in the Western Mountains and Northern Plains

Gusty winds and low relative humidity will bring critical fire weather to the central/southern High Plains and portions of the Midwest. Two Pacific storms will continue to bring heavy mountain snow and gusty winds to the western U.S. through Thursday. A swath of wintry weather, including heavy snow and a wintry mix, is expected from the Northern Plains to New England. Read More >

Current conditions at

San Jose / Reid / Hillv (KRHV)

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

Mostly Cloudy

48°F

9°C

Humidity 66%
Wind Speed SSE 3 MPH
Barometer 30.05 in (1017.61 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 18 Feb 10:47 AM PST
Extended Forecast for

Mount Hamilton CA

Winter Weather Advisory February 18, 11:47am until February 18, 04:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory February 18, 11:47am until February 18, 04:00pm

    NOW until 4:00pm Wed

    Winter Weather Advisory

  • Today

    High: 37 °F

    Rain/Snow
    Likely

  • Tonight

    Tonight: Rain and snow. The snow could be heavy at times.  Steady temperature around 35. South wind 6 to 11 mph increasing to 12 to 17 mph after midnight. Winds could gust as high as 25 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 35 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Thursday

    Thursday: Snow, possibly mixed with rain.  High near 37. Light and variable wind becoming west 11 to 16 mph in the morning. Winds could gust as high as 30 mph.  Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    High: 37 °F

    Rain/Snow
    then
    Rain/Snow
    Likely

  • Thursday Night

    Thursday Night: A chance of rain and snow before 7pm, then a chance of snow between 7pm and 10pm.  Widespread frost after 1am.  Otherwise, partly cloudy, with a low around 28. West northwest wind 7 to 14 mph, with gusts as high as 24 mph.  Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Chance
    Rain/Snow
    then Frost

  • Friday

    Friday: Mostly sunny, with a high near 42. North northwest wind around 5 mph becoming light and variable  in the afternoon.

    High: 42 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 32.

    Low: 32 °F

    Partly Cloudy

  • Saturday

    Saturday: A 20 percent chance of rain after 10am.  Mostly sunny, with a high near 48.

    High: 48 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: Rain likely, mainly after 4am.  Mostly cloudy, with a low around 42.

    Low: 42 °F

    Rain Likely

Detailed Forecast

Today
Snow likely before noon, then a chance of rain and snow. Partly sunny, with a high near 37. West northwest wind 8 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 60%. Total daytime snow accumulation of 1 to 3 inches possible.
Tonight
Rain and snow. The snow could be heavy at times. Steady temperature around 35. South wind 6 to 11 mph increasing to 12 to 17 mph after midnight. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Thursday
Snow, possibly mixed with rain. High near 37. Light and variable wind becoming west 11 to 16 mph in the morning. Winds could gust as high as 30 mph. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Thursday Night
A chance of rain and snow before 7pm, then a chance of snow between 7pm and 10pm. Widespread frost after 1am. Otherwise, partly cloudy, with a low around 28. West northwest wind 7 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Friday
Mostly sunny, with a high near 42. North northwest wind around 5 mph becoming light and variable in the afternoon.
Friday Night
Partly cloudy, with a low around 32.
Saturday
A 20 percent chance of rain after 10am. Mostly sunny, with a high near 48.
Saturday Night
Rain likely, mainly after 4am. Mostly cloudy, with a low around 42.
Sunday
Rain. Mostly cloudy, with a high near 51.
Sunday Night
Rain. Mostly cloudy, with a low around 47.
Monday
Rain. Mostly cloudy, with a high near 52.
Monday Night
Rain. Cloudy, with a low around 46.
Tuesday
Rain. Mostly cloudy, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
Mount Hamilton CA
 37.35°N 121.64°W (Elev. 2398 ft)
8:55 am PST Feb 18, 2026
11am PST Feb 18, 2026-6pm PST Feb 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