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

Hazardous Weather Conditions

Current conditions at

EW3680 Lemon Grove (E3680)

Lat: 32.73867°NLon: 117.02983°WElev: 426.77ft.

NA

75°F

24°C

Humidity 89%
Wind Speed S 2 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 72°F (22°C)
Visibility NA
Last update 26 Aug 10:30 PM PDT
Extended Forecast for

La Mesa CA

Heat Advisory August 26, 10:51pm until August 28, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory August 26, 10:51pm until August 28, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • Tonight

    Low: 72 °F

    Patchy Fog

  • Thursday

    Thursday: Mostly sunny, with a high near 95. Light northwest wind becoming west 5 to 10 mph in the afternoon.

    High: 95 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 71. West wind around 5 mph becoming calm.

    Low: 71 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 95. Light west wind increasing to 5 to 10 mph in the afternoon.

    High: 95 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly clear, with a low around 72. West wind around 5 mph becoming calm.

    Low: 72 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 94.

    High: 94 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 68.

    Low: 68 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 86.

    High: 86 °F

    Sunny

Detailed Forecast

Tonight
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 72. Calm wind.
Thursday
Mostly sunny, with a high near 95. Light northwest wind becoming west 5 to 10 mph in the afternoon.
Thursday Night
Mostly cloudy, with a low around 71. West wind around 5 mph becoming calm.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 95. Light west wind increasing to 5 to 10 mph in the afternoon.
Friday Night
Mostly clear, with a low around 72. West wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 94.
Saturday Night
Mostly clear, with a low around 68.
Sunday
Sunny, with a high near 86.
Sunday Night
Mostly clear, with a low around 66.
Monday
A slight chance of showers after 11am. Mostly sunny, with a high near 84.
Monday Night
A slight chance of showers. Partly cloudy, with a low around 66.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 85.
Tuesday Night
Partly cloudy, with a low around 68.
Wednesday
Partly sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
La Mesa CA
 32.76°N 117.02°W (Elev. 558 ft)
Last Update:
11:36 am PDT Aug 26, 2026
Forecast Valid:
10pm PDT Aug 26, 2026-6pm PDT Sep 2, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation