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

Jolon Hills (PG727)

Lat: 35.88446°NLon: 120.95584°WElev: 1495.0ft.

NA

36°F

2°C

Humidity 93%
Wind Speed WSW 9 MPH
Barometer NA
Dewpoint 34°F (1°C)
Visibility NA
Wind Chill29°F (-2°C)
Last update 21 Feb 05:20 AM PST
Extended Forecast for

7 Miles SW Lake San Antonio CA

Extreme Cold Warning February 21, 05:40am until February 21, 09:00am
Click here for hazard details and duration
...
  •  
    Extreme Cold Warning February 21, 05:40am until February 21, 09:00am

    NOW until 9:00am Sat

    Extreme Cold Warning

  • Today

    High: 57 °F

    Frost and
    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Patchy fog after 11pm. Patchy frost before 2am, then patchy frost after 5am.  Otherwise, partly cloudy, with a low around 35. Light southeast wind.

    Low: 35 °F

    Patchy Fog
    then Patchy
    Frost and
    Patchy Fog

  • Sunday

    Sunday: Areas of dense fog before 9am. Patchy frost before 8am.  Otherwise, mostly sunny, with a high near 65. Calm wind.

    High: 65 °F

    Patchy Frost
    and Areas
    Dense Fog
    then Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 39. Calm wind.

    Low: 39 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 69. Calm wind.

    High: 69 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 48.

    Low: 48 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after 10am.  Mostly cloudy, with a high near 70.

    High: 70 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A chance of rain.  Patchy fog after 3am.  Otherwise, mostly cloudy, with a low around 50.

    Low: 50 °F

    Chance Rain
    and Patchy
    Fog

Detailed Forecast

Today
Patchy fog before 8am. Widespread frost, mainly before 8am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 57. Calm wind becoming south 5 to 8 mph in the afternoon.
Tonight
Patchy fog after 11pm. Patchy frost before 2am, then patchy frost after 5am. Otherwise, partly cloudy, with a low around 35. Light southeast wind.
Sunday
Areas of dense fog before 9am. Patchy frost before 8am. Otherwise, mostly sunny, with a high near 65. Calm wind.
Sunday Night
Partly cloudy, with a low around 39. Calm wind.
Monday
Partly sunny, with a high near 69. Calm wind.
Monday Night
Mostly cloudy, with a low around 48.
Tuesday
A 20 percent chance of rain after 10am. Mostly cloudy, with a high near 70.
Tuesday Night
A chance of rain. Patchy fog after 3am. Otherwise, mostly cloudy, with a low around 50.
Wednesday
A chance of rain, mainly before 10am. Areas of fog before 10am. Otherwise, partly sunny, with a high near 70.
Wednesday Night
A slight chance of rain before 10pm. Patchy fog after 1am. Otherwise, partly cloudy, with a low around 48.
Thursday
Areas of fog. Otherwise, partly sunny, with a high near 72.
Thursday Night
Partly cloudy, with a low around 49.
Friday
Partly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SW Lake San Antonio CA
 35.8°N 121.09°W (Elev. 984 ft)
12:26 am PST Feb 21, 2026
5am 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