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

EW9951 San Diego Shelter Island CA US (E9951)

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

NA

66°F

19°C

Humidity 74%
Wind Speed NNW 5 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 57°F (14°C)
Visibility NA
Last update 23 Apr 01:31 PM PDT
Extended Forecast for

North Island Nas CA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 70. West wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 70 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 55. West wind around 5 mph becoming calm after midnight.

    Low: 55 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, then becoming mostly cloudy during the afternoon, with a high near 70. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

    High: 70 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 58. West wind 5 to 10 mph.

    Low: 58 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers, mainly after 11am. Mostly cloudy, with a high near 67. West wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 67 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly after 11pm. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.

    Low: 57 °F

    Showers
    Likely

  • Sunday

    Sunday: A chance of showers before 11am. Partly sunny, with a high near 67. Chance of precipitation is 50%.

    High: 67 °F

    Chance
    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 68.

    High: 68 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 70. West wind 10 to 15 mph, with gusts as high as 20 mph.
Tonight
Partly cloudy, with a low around 55. West wind around 5 mph becoming calm after midnight.
Friday
Sunny, then becoming mostly cloudy during the afternoon, with a high near 70. South wind 5 to 10 mph becoming west in the afternoon. Winds could gust as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 58. West wind 5 to 10 mph.
Saturday
A chance of showers, mainly after 11am. Mostly cloudy, with a high near 67. West wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Showers likely, mainly after 11pm. Mostly cloudy, with a low around 57. Chance of precipitation is 70%.
Sunday
A chance of showers before 11am. Partly sunny, with a high near 67. Chance of precipitation is 50%.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 68.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Mostly sunny, with a high near 69.
Tuesday Night
A slight chance of showers. Partly cloudy, with a low around 55.
Wednesday
A slight chance of showers. Partly sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
North Island Nas CA
 32.71°N 117.21°W (Elev. 3 ft)
Last Update:
11:49 am PDT Apr 23, 2026
Forecast Valid:
1pm PDT Apr 23, 2026-6pm PDT Apr 29, 2026
 
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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