National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Hazardous Weather Conditions

Current conditions at

Livermore, Livermore Municipal Airport (KLVK)

Lat: 37.69278°NLon: 121.81444°WElev: 397.0ft.

Clear

88°F

31°C

Humidity 29%
Wind Speed W 3 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 20 Mar 02:15 PM PDT
Extended Forecast for

2 Miles SE Pleasanton CA

Heat Advisory March 20, 02:32pm until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 20, 02:32pm until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • This Afternoon

    High: 91 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 54. West southwest wind around 5 mph becoming calm in the evening.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 81. Light west northwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 81 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 47. Southwest wind 3 to 8 mph. Winds could gust as high as 18 mph.

    Low: 47 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 79. Calm wind becoming west northwest 5 to 8 mph in the afternoon.

    High: 79 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 47.

    Low: 47 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

  • Monday Night

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

    Low: 51 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Sunny, with a high near 91. North northwest wind around 6 mph.
Tonight
Mostly clear, with a low around 54. West southwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 81. Light west northwest wind becoming west 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
Mostly clear, with a low around 47. Southwest wind 3 to 8 mph. Winds could gust as high as 18 mph.
Sunday
Sunny, with a high near 79. Calm wind becoming west northwest 5 to 8 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 47.
Monday
Sunny, with a high near 79.
Monday Night
Mostly clear, with a low around 51.
Tuesday
Sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 50.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 48.
Thursday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SE Pleasanton CA
 37.66°N 121.86°W (Elev. 440 ft)
Last Update:
2:07 pm PDT Mar 20, 2026
Forecast Valid:
2pm PDT Mar 20, 2026-6pm PDT Mar 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation