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

Hazardous Weather Conditions

Current conditions at

EW9951 San Diego Shelter Island CA US (E9951)

Lat: 32.71497°NLon: 117.22566°WElev: 11.94ft.

NA

74°F

23°C

Humidity 70%
Wind Speed N 0 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 64°F (18°C)
Visibility NA
Last update 06 Oct 06:15 AM PDT
Extended Forecast for

4 Miles SW North Island Nas CA

Coastal Flood Advisory October 7, 06:00am until October 9, 11:00am
Extreme Heat Warning October 6, 06:44am until October 8, 08:00pm
Click here for hazard details and duration
Coastal Flood Advisory
Extreme Heat Warning
  •  
    Extreme Heat Warning October 6, 06:44am until October 8, 08:00pm

    NOW until 8:00pm Thu

    Extreme Heat Warning

  • Today

    High: 85 °F

    Sunny

  • Tonight

    Tonight: Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 71. North wind around 5 mph becoming east in the evening.

    Low: 71 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 2pm. Otherwise, mostly sunny, with a high near 81. Light and variable wind becoming west 5 to 10 mph in the morning.

    High: 81 °F

    Patchy Fog

  • Wednesday Night

    Wednesday Night: Patchy fog. Otherwise, partly cloudy, with a low around 71. West wind around 5 mph.

    Low: 71 °F

    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 11am. Otherwise, mostly sunny, with a high near 81. West wind 5 to 10 mph.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 70.

    Low: 70 °F

    Patchy Fog

  • Friday

    Friday: Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 79.

    High: 79 °F

    Patchy Fog
    then Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 70.

    Low: 70 °F

    Partly Cloudy

Detailed Forecast

Today
Sunny, with a high near 85. Northwest wind 5 to 10 mph.
Tonight
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 71. North wind around 5 mph becoming east in the evening.
Wednesday
Patchy fog before 2pm. Otherwise, mostly sunny, with a high near 81. Light and variable wind becoming west 5 to 10 mph in the morning.
Wednesday Night
Patchy fog. Otherwise, partly cloudy, with a low around 71. West wind around 5 mph.
Thursday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 81. West wind 5 to 10 mph.
Thursday Night
Patchy fog after 11pm. Otherwise, increasing clouds, with a low around 70.
Friday
Patchy fog before 11am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 79.
Friday Night
Partly cloudy, with a low around 70.
Saturday
Partly sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 69.
Sunday
A slight chance of showers. Partly sunny, with a high near 73.
Sunday Night
A slight chance of showers. Mostly cloudy, with a low around 67.
Columbus Day
A slight chance of showers. Partly sunny, with a high near 71.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW North Island Nas CA
 32.68°N 117.25°W (Elev. 0 ft)
Last Update:
5:33 am PDT Oct 6, 2026
Forecast Valid:
6am PDT Oct 6, 2026-6pm PDT Oct 12, 2026
 
Forecast Discussion
 
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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