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

Localized Flooding through the Weekend followed by a Moderate Nor'easter and Tidal Flooding Next Week

Tropical moisture will fuel high chances for rain through the weekend and then along a stalling cold front next week. Several inches of rain are expected to fall over the next several days that will increase the risk for localized flooding each day. A Moderately Strong Nor'easter will develop Tuesday and bring gusty winds, dangerous surf/rip currents, and potential for moderate tidal flooding. Read More >

Hazardous Weather Conditions

Current conditions at

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

Lat: 30.4°NLon: 81.42°WElev: 13ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Atlantic Beach FL

Flood Watch October 4, 05:35pm until October 5, 08:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch October 4, 05:35pm until October 5, 08:00am

    NOW until 8:00am Mon

    Flood Watch

  • This Afternoon

    High: 81 °F

    T-storms

  • Tonight

    Tonight: Showers and thunderstorms, mainly before 4am. Low around 73. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 73 °F

    T-storms then
    Chance
    Showers

  • Monday

    Monday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. Steady temperature around 76. Northwest wind 5 to 8 mph becoming northeast in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 76 °F

    Chance
    Showers then
    Showers

  • Monday Night

    Monday Night: Showers and thunderstorms before 2am, then showers and possibly a thunderstorm, mainly after 2am. Some of the storms could produce heavy rainfall. Low around 72. Northeast wind around 10 mph. Chance of precipitation is 90%.

    Low: 72 °F

    Heavy Rain

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 77. Windy, with a northeast wind 13 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.

    High: 77 °F

    Heavy Rain
    and Windy

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 71. Windy. Chance of precipitation is 80%.

    Low: 71 °F

    Showers and
    Windy

  • Wednesday

    Wednesday: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 77. Very windy. Chance of precipitation is 70%.

    High: 77 °F

    Showers
    Likely and
    Very Windy

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 72. Windy.

    Low: 72 °F

    Windy. Chance
    T-storms then
    Slight Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and possibly a thunderstorm. Steady temperature around 81. Southeast wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms, mainly before 4am. Low around 73. East wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. Steady temperature around 76. Northwest wind 5 to 8 mph becoming northeast in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Showers and thunderstorms before 2am, then showers and possibly a thunderstorm, mainly after 2am. Some of the storms could produce heavy rainfall. Low around 72. Northeast wind around 10 mph. Chance of precipitation is 90%.
Tuesday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 77. Windy, with a northeast wind 13 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 100%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 71. Windy. Chance of precipitation is 80%.
Wednesday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 77. Very windy. Chance of precipitation is 70%.
Wednesday Night
A 50 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 72. Windy.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 78. Windy.
Thursday Night
A 50 percent chance of showers and thunderstorms, mainly after 2am. Mostly cloudy, with a low around 72. Breezy.
Friday
Showers and thunderstorms likely. Mostly cloudy, with a high near 80. Windy. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 74. Breezy. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely. Mostly cloudy, with a high near 80. Windy. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 73. Breezy. Chance of precipitation is 60%.
Sunday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 81. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Atlantic Beach FL
 30.34°N 81.41°W
Last Update:
4:41 pm EDT Oct 4, 2026
Forecast Valid:
5pm EDT Oct 4, 2026-6pm EDT Oct 11, 2026
 
Forecast Discussion
 
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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