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

Hazardous Weather Conditions

Current conditions at

DW5256 La Mesa (D5256)

Lat: 32.76633°NLon: 117.01333°WElev: 646.75ft.

NA

83°F

28°C

Humidity 69%
Wind Speed WSW 0 MPH
Barometer 29.85 in (1010.84 mb)
Dewpoint 72°F (22°C)
Visibility NA
Heat Index88°F (31°C)
Last update 27 Aug 10:35 AM PDT
Extended Forecast for

La Mesa CA

Extreme Heat Warning August 27, 01:09pm until August 28, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 27, 01:09pm until August 28, 08:00pm

    NOW until 8:00pm Fri

    Extreme Heat Warning

  • This Afternoon

    High: 96 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 73. Southwest wind around 5 mph becoming calm in the evening.

    Low: 73 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 97. Light northwest wind becoming west 5 to 10 mph in the morning.

    High: 97 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 73. Southwest wind around 5 mph becoming calm.

    Low: 73 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 96. Light west wind increasing to 5 to 10 mph in the morning.

    High: 96 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 70.

    Low: 70 °F

    Mostly Clear

  • Sunday

    Sunday: Patchy fog before 11am. Otherwise, sunny, with a high near 89.

    High: 89 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 96. Southwest wind 5 to 10 mph.
Tonight
Partly cloudy, with a low around 73. Southwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 97. Light northwest wind becoming west 5 to 10 mph in the morning.
Friday Night
Mostly clear, with a low around 73. Southwest wind around 5 mph becoming calm.
Saturday
Sunny, with a high near 96. Light west wind increasing to 5 to 10 mph in the morning.
Saturday Night
Mostly clear, with a low around 70.
Sunday
Patchy fog before 11am. Otherwise, sunny, with a high near 89.
Sunday Night
Mostly clear, with a low around 67.
Monday
Sunny, with a high near 84.
Monday Night
Mostly clear, with a low around 66.
Tuesday
A slight chance of showers. Mostly sunny, with a high near 85.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 68.
Wednesday
Partly sunny, with a high near 86.
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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:
12:59 am PDT Aug 27, 2026
Forecast Valid:
1pm PDT Aug 27, 2026-6pm PDT Sep 2, 2026
 
Forecast Discussion
 
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Additional Resources

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