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

76°F

24°C

Humidity 66%
Wind Speed WNW 8 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 64°F (18°C)
Visibility NA
Heat Index78°F (26°C)
Last update 19 Mar 02:15 PM PDT
Extended Forecast for

4 Miles SW North Island Nas CA

Heat Advisory March 19, 02:32pm until March 20, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory March 19, 02:32pm until March 20, 08:00pm

    NOW until 8:00pm Fri

    Heat Advisory

  • This Afternoon

    High: 75 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 59. West wind around 5 mph becoming calm.

    Low: 59 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 75. Light north wind becoming northwest 5 to 10 mph in the afternoon.

    High: 75 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 59. Northwest wind around 5 mph becoming calm in the evening.

    Low: 59 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 73. Light northwest wind becoming west 5 to 10 mph in the morning.

    High: 73 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 59.

    Low: 59 °F

    Patchy Fog

  • Sunday

    Sunday: Patchy fog before 11am. Otherwise, partly sunny, with a high near 72.

    High: 72 °F

    Patchy Fog
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 59.

    Low: 59 °F

    Patchy Fog

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 75. West wind around 10 mph.
Tonight
Partly cloudy, with a low around 59. West wind around 5 mph becoming calm.
Friday
Mostly sunny, with a high near 75. Light north wind becoming northwest 5 to 10 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 59. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 73. Light northwest wind becoming west 5 to 10 mph in the morning.
Saturday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 59.
Sunday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 72.
Sunday Night
Patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 59.
Monday
Patchy fog before 11am. Otherwise, mostly sunny, with a high near 72.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 73.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Mostly sunny, with a high near 73.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SW North Island Nas CA
 32.68°N 117.25°W (Elev. 0 ft)
Last Update:
11:14 am PDT Mar 19, 2026
Forecast Valid:
2pm PDT Mar 19, 2026-6pm PDT Mar 25, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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