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

89°F

32°C

Humidity 27%
Wind Speed SW 3 MPH
Barometer 29.91 in (1012.87 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 20 Mar 02:53 PM PDT
Extended Forecast for

8 Miles NE Milpitas CA

Heat Advisory March 20, 03:05pm until March 20, 08:00pm
Click here for hazard details and duration
...
  •  
    Heat Advisory March 20, 03:05pm until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Tonight

    Low: 63 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 74. South wind 6 to 14 mph becoming west in the afternoon. Winds could gust as high as 21 mph.

    High: 74 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 54. Southwest wind 8 to 13 mph, with gusts as high as 20 mph.

    Low: 54 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 72. Northeast wind 7 to 11 mph becoming northwest in the afternoon.

    High: 72 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 52. West northwest wind 7 to 11 mph becoming southwest after midnight. Winds could gust as high as 18 mph.

    Low: 52 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

Detailed Forecast

Tonight
Mostly clear, with a low around 63. Northwest wind 6 to 8 mph becoming south southeast after midnight.
Saturday
Mostly sunny, with a high near 74. South wind 6 to 14 mph becoming west in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
Mostly clear, with a low around 54. Southwest wind 8 to 13 mph, with gusts as high as 20 mph.
Sunday
Sunny, with a high near 72. Northeast wind 7 to 11 mph becoming northwest in the afternoon.
Sunday Night
Mostly clear, with a low around 52. West northwest wind 7 to 11 mph becoming southwest after midnight. Winds could gust as high as 18 mph.
Monday
Sunny, with a high near 73.
Monday Night
Mostly clear, with a low around 56.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 55.
Wednesday
Sunny, with a high near 71.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
Mostly sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 54.
Friday
Mostly sunny, with a high near 73.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NE Milpitas CA
 37.53°N 121.8°W (Elev. 1798 ft)
Last Update:
2:07 pm PDT Mar 20, 2026
Forecast Valid:
3pm PDT Mar 20, 2026-6pm PDT Mar 27, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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