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

Hazardous Weather Conditions

Current conditions at

Hawthorne, Hawthorne Municipal Airport (KHHR)

Lat: 33.92361°NLon: 118.33194°WElev: 62.0ft.

Clear

68°F

20°C

Humidity 64%
Wind Speed N 0 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 17 Mar 08:35 AM PDT
Extended Forecast for

Westmont CA

Heat Advisory March 17, 08:47am until March 17, 10:00am
Extreme Heat Warning March 17, 10:00am until March 20, 08:00pm
Click here for hazard details and duration
...
Extreme Heat Warning
  •  
    Heat Advisory March 17, 08:47am until March 17, 10:00am

    NOW until 10:00am Tue

    Heat Advisory

  • Today

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 62. West wind 5 to 10 mph becoming light and variable in the evening.

    Low: 62 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 90. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 61. West wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 15 mph.

    Low: 61 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 91. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 91 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 66.

    Low: 66 °F

    Clear

Detailed Forecast

Today
Sunny, with a high near 90. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.
Tonight
Mostly clear, with a low around 62. West wind 5 to 10 mph becoming light and variable in the evening.
Wednesday
Sunny, with a high near 90. Light and variable wind becoming west southwest 5 to 10 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 61. West wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 15 mph.
Thursday
Sunny, with a high near 91. Calm wind becoming west southwest around 5 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 61.
Friday
Sunny, with a high near 90.
Friday Night
Clear, with a low around 66.
Saturday
Sunny, with a high near 85.
Saturday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 63.
Sunday
Patchy fog. Otherwise, partly sunny, with a high near 83.
Sunday Night
Mostly clear, with a low around 61.
Monday
Sunny, with a high near 79.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Westmont CA
 33.93°N 118.3°W (Elev. 197 ft)
Last Update:
2:12 am PDT Mar 17, 2026
Forecast Valid:
8am PDT Mar 17, 2026-6pm PDT Mar 23, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation