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

Hazardous Weather Conditions

Current conditions at

In Ko Pah (IKPSD)

Lat: 32.63601°NLon: 116.11834°WElev: 3218.0ft.

NA

90°F

32°C

Humidity 43%
Wind Speed ENE 11 MPH
Barometer NA
Dewpoint 65°F (18°C)
Visibility NA
Heat Index92°F (33°C)
Last update 20 Aug 11:40 AM PDT
Extended Forecast for

Jacumba CA

Extreme Heat Warning August 20, 11:48am until August 23, 08:00pm
Click here for hazard details and duration
Extreme Heat Warning
  •  
    Extreme Heat Warning August 20, 11:48am until August 23, 08:00pm

    NOW until 8:00pm Sun

    Extreme Heat Warning

  • Today

    High: 99 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 71. South wind 5 to 10 mph.

    Low: 71 °F

    Mostly Clear

  • Friday

    Friday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 99. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    High: 99 °F

    Sunny then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: Partly cloudy, with a low around 71. Southwest wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 25 mph.

    Low: 71 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 100. West wind 5 to 15 mph, with gusts as high as 20 mph.

    High: 100 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 99. Chance of precipitation is 20%.

    High: 99 °F

    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 71.

    Low: 71 °F

    Mostly Clear

Detailed Forecast

Today
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 99. Northeast wind around 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 71. South wind 5 to 10 mph.
Friday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 99. West wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 71. Southwest wind 10 to 15 mph becoming light after midnight. Winds could gust as high as 25 mph.
Saturday
Sunny, with a high near 100. West wind 5 to 15 mph, with gusts as high as 20 mph.
Saturday Night
Mostly clear, with a low around 72.
Sunday
A slight chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 99. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 71.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Mostly sunny, with a high near 98.
Monday Night
Mostly clear, with a low around 71.
Tuesday
A slight chance of showers and thunderstorms. Sunny, with a high near 99.
Tuesday Night
A slight chance of showers. Mostly clear, with a low around 72.
Wednesday
A slight chance of showers and thunderstorms. Sunny, with a high near 99.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Jacumba CA
 32.62°N 116.18°W (Elev. 2766 ft)
Last Update:
12:34 am PDT Aug 20, 2026
Forecast Valid:
11am PDT Aug 20, 2026-6pm PDT Aug 26, 2026
 
Forecast Discussion
 
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Additional Resources

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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