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

Los Alamitos Army Airfield (KSLI)

Lat: 33.79628°NLon: 118.04179°WElev: 26.0ft.

haze

80°F

27°C

Humidity 36%
Wind Speed SSW 10 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 51°F (11°C)
Visibility 6.00 mi
Heat Index80°F (27°C)
Last update 18 Apr 02:55 PM PDT
Extended Forecast for

Los Alamitos CA

  • Tonight

    Tonight: Mostly cloudy, with a low around 55. West wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.

    Low: 55 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 76. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 76 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 54. West wind 5 to 10 mph becoming light and variable after midnight.

    Low: 54 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 75. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 54. West wind 5 to 10 mph becoming light in the evening.

    Low: 54 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers after 11am. Partly sunny, with a high near 72. Chance of precipitation is 20%.

    High: 72 °F

    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers before 11pm. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.

    Low: 53 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 71.

    High: 71 °F

    Mostly Sunny

  • Wednesday Night

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

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly cloudy, with a low around 55. West wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 20 mph.
Sunday
Mostly sunny, with a high near 76. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Sunday Night
Mostly clear, with a low around 54. West wind 5 to 10 mph becoming light and variable after midnight.
Monday
Sunny, with a high near 75. Light and variable wind becoming southwest 5 to 10 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
Partly cloudy, with a low around 54. West wind 5 to 10 mph becoming light in the evening.
Tuesday
A slight chance of showers after 11am. Partly sunny, with a high near 72. Chance of precipitation is 20%.
Tuesday Night
A chance of showers before 11pm. Mostly cloudy, with a low around 53. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 71.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
Sunny, with a high near 73.
Thursday Night
Partly cloudy, with a low around 53.
Friday
Mostly sunny, with a high near 73.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Mostly sunny, with a high near 73.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Los Alamitos CA
 33.78°N 118.05°W (Elev. 10 ft)
Last Update:
12:55 pm PDT Apr 18, 2026
Forecast Valid:
3pm PDT Apr 18, 2026-6pm PDT Apr 25, 2026
 
Forecast Discussion
 
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Additional Resources

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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