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

Hazardous Weather Conditions

Current conditions at

Mayport Naval Station - Adm David L. McDonald Field (KNRB)

Lat: 30.4°NLon: 81.42°WElev: 13ft.

Overcast

67°F

19°C

Humidity 84%
Wind Speed N 17 mph
Barometer 30.00 in (1015.9 mb)
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 25 Sep 5:52 am EDT
Extended Forecast for

Jacksonville Beach FL

Coastal Flood Advisory September 25, 06:00am until September 26, 08:00am
High Surf Advisory September 25, 06:00am until September 26, 02:00am
Click here for hazard details and duration
Coastal Flood Advisory
High Surf Advisory
  •  
    Coastal Flood Advisory September 25, 06:00am until September 26, 08:00am
    High Surf Advisory September 25, 06:00am until September 26, 02:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Today

    High: 76 °F

    Slight Chance
    Showers and
    Very Windy

  • Tonight

    Tonight: Mostly clear, with a low around 69. Breezy, with a north wind around 15 mph.

    Low: 69 °F

    Mostly Clear
    and Breezy

  • Saturday

    Saturday: Sunny, with a high near 78. Breezy, with a north wind 13 to 15 mph, with gusts as high as 21 mph.

    High: 78 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 65. Northeast wind 5 to 9 mph becoming west after midnight.

    Low: 65 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 82. West wind 6 to 9 mph becoming southwest in the afternoon.

    High: 82 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 67.

    Low: 67 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 84.

    High: 84 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 72. Breezy.

    Low: 72 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Clear

Detailed Forecast

Today
A 20 percent chance of showers before 7am. Mostly sunny, with a high near 76. Very windy, with a north wind 23 to 26 mph, with gusts as high as 32 mph.
Tonight
Mostly clear, with a low around 69. Breezy, with a north wind around 15 mph.
Saturday
Sunny, with a high near 78. Breezy, with a north wind 13 to 15 mph, with gusts as high as 21 mph.
Saturday Night
Mostly clear, with a low around 65. Northeast wind 5 to 9 mph becoming west after midnight.
Sunday
Mostly sunny, with a high near 82. West wind 6 to 9 mph becoming southwest in the afternoon.
Sunday Night
Partly cloudy, with a low around 67.
Monday
Mostly sunny, with a high near 84.
Monday Night
Partly cloudy, with a low around 72. Breezy.
Tuesday
Sunny, with a high near 82.
Tuesday Night
Mostly clear, with a low around 74.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 82. Breezy.
Wednesday Night
A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 77.
Thursday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Jacksonville Beach FL
 30.3°N 81.39°W
Last Update:
2:21 am EDT Sep 25, 2026
Forecast Valid:
6am EDT Sep 25, 2026-6pm EDT Oct 1, 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