Early Spring Heat Wave in the Southwest U.S.; Critical Fire Weather in the Central Rockies and Plains

An unusual early Spring heat wave will continue much above-normal temperatures over the Southwest U.S. through early next week. Many locations are likely to set records for the highest-ever March temperature. Periods of critical fire weather will persist from the central Rockies to the central Plains through Saturday as gusty winds and low relative humidity continue. Read More >

Hazardous Weather Conditions

Current conditions at

Jolon Hills (PG727)

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

NA

67°F

19°C

Humidity 59%
Wind Speed SW 2 MPH
Barometer NA
Dewpoint 52°F (11°C)
Visibility NA
Last update 19 Mar 05:10 AM PDT
Extended Forecast for

4 Miles SE Lake San Antonio CA

Heat Advisory March 19, 05:18am until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 19, 05:18am until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Today

    High: 94 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 93. Light and variable wind.

    High: 93 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 52. Southwest wind around 6 mph becoming calm  in the evening.

    Low: 52 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 89. Calm wind becoming northwest around 6 mph in the afternoon.

    High: 89 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 51.

    Low: 51 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 88.

    High: 88 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 49.

    Low: 49 °F

    Mostly Clear

Detailed Forecast

Today
Sunny, with a high near 94. Light and variable wind.
Tonight
Mostly clear, with a low around 56. Calm wind.
Friday
Sunny, with a high near 93. Light and variable wind.
Friday Night
Mostly clear, with a low around 52. Southwest wind around 6 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 89. Calm wind becoming northwest around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 51.
Sunday
Sunny, with a high near 88.
Sunday Night
Mostly clear, with a low around 49.
Monday
Sunny, with a high near 87.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 88.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
Sunny, with a high near 83.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Lake San Antonio CA
 35.82°N 120.96°W (Elev. 1083 ft)
5:12 am PDT Mar 19, 2026
5am PDT Mar 19, 2026-6pm PDT Mar 25, 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