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

Hazardous Weather Conditions

Current conditions at

EW4858 El Cajon (E4858)

Lat: 32.8005°NLon: 116.92867°WElev: 495.0ft.

NA

46°F

8°C

Humidity 92%
Wind Speed NW 0 MPH
Barometer 29.98 in (1015.24 mb)
Dewpoint 44°F (7°C)
Visibility NA
Last update 21 Jan 03:00 AM PST
Extended Forecast for

El Cajon CA

Dense Fog Advisory January 21, 03:21am until January 21, 09:00am
Click here for hazard details and duration
Dense Fog Advisory
  •  
    Dense Fog Advisory January 21, 03:21am until January 21, 09:00am

    NOW until 9:00am Wed

    Dense Fog Advisory

  • Overnight

    Low: 46 °F

    Areas Fog

  • Wednesday

    Wednesday: Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 73. Calm wind becoming southwest around 5 mph in the afternoon.

    High: 73 °F

    Areas Fog
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 48. Calm wind.

    Low: 48 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers after 10am. Partly sunny, with a high near 69. Calm wind becoming northwest around 5 mph. Chance of precipitation is 20%.

    High: 69 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers, mainly after 10pm. Mostly cloudy, with a low around 49. Southwest wind around 5 mph becoming calm. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 49 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, mainly before 4pm. Mostly cloudy, with a high near 65. Chance of precipitation is 30%.

    High: 65 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers, mainly after 10pm. Mostly cloudy, with a low around 48. Chance of precipitation is 30%.

    Low: 48 °F

    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers. Mostly sunny, with a high near 67.

    High: 67 °F

    Slight Chance
    Showers

Detailed Forecast

Overnight
Areas of fog. Otherwise, mostly cloudy, with a low around 46. Calm wind.
Wednesday
Areas of fog before 10am. Otherwise, mostly cloudy, with a high near 73. Calm wind becoming southwest around 5 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 48. Calm wind.
Thursday
A slight chance of showers after 10am. Partly sunny, with a high near 69. Calm wind becoming northwest around 5 mph. Chance of precipitation is 20%.
Thursday Night
A chance of showers, mainly after 10pm. Mostly cloudy, with a low around 49. Southwest wind around 5 mph becoming calm. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of showers, mainly before 4pm. Mostly cloudy, with a high near 65. Chance of precipitation is 30%.
Friday Night
A chance of showers, mainly after 10pm. Mostly cloudy, with a low around 48. Chance of precipitation is 30%.
Saturday
A slight chance of showers. Mostly sunny, with a high near 67.
Saturday Night
Mostly clear, with a low around 42.
Sunday
Sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 42.
Monday
Mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 74.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
El Cajon CA
 32.79°N 116.95°W (Elev. 505 ft)
Last Update:
2:36 am PST Jan 21, 2026
Forecast Valid:
3am PST Jan 21, 2026-6pm PST Jan 27, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation