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. Periods of critical fire weather will persist from the central Rockies to the central Plains through the weekend 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

73°F

23°C

Humidity 56%
Wind Speed E 9 MPH
Barometer NA
Dewpoint 56°F (13°C)
Visibility NA
Last update 20 Mar 02:28 AM PDT
Extended Forecast for

Walnut Creek CA

Heat Advisory March 20, 03:30am until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 20, 03:30am until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Overnight

    Low: 63 °F

    Clear

  • Friday

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

    High: 94 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56. South southwest wind 3 to 5 mph.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 85. West wind 3 to 8 mph.

    High: 85 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 50. West southwest wind 5 to 8 mph.

    Low: 50 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 83.

    High: 83 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 48.

    Low: 48 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 80.

    High: 80 °F

    Sunny

Detailed Forecast

Overnight
Clear, with a steady temperature around 63. Calm wind.
Friday
Sunny, with a high near 94. Calm wind becoming north around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 56. South southwest wind 3 to 5 mph.
Saturday
Mostly sunny, with a high near 85. West wind 3 to 8 mph.
Saturday Night
Mostly clear, with a low around 50. West southwest wind 5 to 8 mph.
Sunday
Sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 48.
Monday
Sunny, with a high near 80.
Monday Night
Mostly clear, with a low around 52.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 51.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 50.
Thursday
Sunny, with a high near 81.
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ABOUT THIS FORECAST

 
Point Forecast:
Walnut Creek CA
 37.9°N 122.07°W (Elev. 203 ft)
2:22 am PDT Mar 20, 2026
3am PDT Mar 20, 2026-6pm PDT Mar 26, 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