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

LAS TRAMPAS (LTRC1)

Lat: 37.83389°NLon: 122.06694°WElev: 1760.0ft.

NA

69°F

21°C

Humidity 69%
Wind Speed ENE 11 MPH
Barometer NA
Dewpoint 58°F (14°C)
Visibility NA
Last update 19 Mar 10:28 AM PDT
Extended Forecast for

Walnut Creek CA

Heat Advisory March 19, 11:24am until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 19, 11:24am until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Today

    High: 94 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 60. Calm wind.

    Low: 60 °F

    Clear

  • Friday

    Friday: Sunny, with a high near 94. Calm wind becoming north northwest around 5 mph in the afternoon.

    High: 94 °F

    Sunny

  • Friday Night

    Friday Night: Increasing clouds, with a low around 58. West northwest wind around 5 mph becoming light and variable  after midnight.

    Low: 58 °F

    Increasing
    Clouds

  • Saturday

    Saturday: Partly sunny, with a high near 86. Calm wind becoming west 5 to 7 mph in the afternoon.

    High: 86 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 84.

    High: 84 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Today
Sunny, with a high near 94. North wind 3 to 6 mph.
Tonight
Clear, with a low around 60. Calm wind.
Friday
Sunny, with a high near 94. Calm wind becoming north northwest around 5 mph in the afternoon.
Friday Night
Increasing clouds, with a low around 58. West northwest wind around 5 mph becoming light and variable after midnight.
Saturday
Partly sunny, with a high near 86. Calm wind becoming west 5 to 7 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 52.
Sunday
Sunny, with a high near 84.
Sunday Night
Mostly clear, with a low around 50.
Monday
Sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 53.
Tuesday
Sunny, with a high near 84.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 78.
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ABOUT THIS FORECAST

 
Point Forecast:
Walnut Creek CA
 37.9°N 122.07°W (Elev. 203 ft)
5:12 am PDT Mar 19, 2026
11am 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