Heat Wave Continues in the West; Critical Fire Weather Conditions in the High Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Critical fire weather conditions will continue over the next couple of days across portions of the High Plains as gusty winds and dry conditions persist. Read More >

Hazardous Weather Conditions

Current conditions at

Jolon Hills (PG727)

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

NA

73°F

23°C

Humidity 55%
Wind Speed ESE 2 MPH
Barometer NA
Dewpoint 56°F (13°C)
Visibility NA
Last update 18 Mar 12:10 AM PDT
Extended Forecast for

4 Miles SE Lake San Antonio CA

Heat Advisory March 18, 12:29am until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 18, 12:29am until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Overnight

    Low: 52 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 94. Light and variable wind.

    High: 94 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Clear, with a low around 56. Calm wind.

    Low: 56 °F

    Clear

  • Thursday

    Thursday: Sunny, with a high near 95. Calm wind.

    High: 95 °F

    Sunny

  • Thursday Night

    Thursday Night: Clear, with a low around 57. Light and variable wind.

    Low: 57 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny

Detailed Forecast

Overnight
Mostly clear, with a low around 52. Calm wind.
Wednesday
Sunny, with a high near 94. Light and variable wind.
Wednesday Night
Clear, with a low around 56. Calm wind.
Thursday
Sunny, with a high near 95. Calm wind.
Thursday Night
Clear, with a low around 57. Light and variable wind.
Friday
Sunny, with a high near 94.
Friday Night
Mostly clear, with a low around 54.
Saturday
Mostly sunny, with a high near 90.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
Mostly sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 49.
Monday
Sunny, with a high near 86.
Monday Night
Mostly clear, with a low around 49.
Tuesday
Sunny, with a high near 82.
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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)
1:49 pm PDT Mar 17, 2026
12am PDT Mar 18, 2026-6pm PDT Mar 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