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 >

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

Neptune Beach FL

  • Overnight

    Overnight: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 79. Southeast wind around 9 mph.

    Low: 79 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82. East wind 8 to 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 78. Southeast wind around 10 mph.

    Low: 78 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 83. Southeast wind 7 to 10 mph. Chance of precipitation is 60%.

    High: 83 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms between 2am and 5am, then a chance of showers after 5am. Mostly cloudy, with a low around 76. Southeast wind around 8 mph. Chance of precipitation is 70%.

    Low: 76 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers, then showers and possibly a thunderstorm after 8am. High near 80. Chance of precipitation is 90%.

    High: 80 °F

    Showers
    Likely then
    Showers

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm. Low around 74. Chance of precipitation is 90%.

    Low: 74 °F

    Showers

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm. High near 77. Very windy. Chance of precipitation is 100%.

    High: 77 °F

    Showers and
    Very Windy

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 73. Very windy. Chance of precipitation is 80%.

    Low: 73 °F

    Showers and
    Very Windy

Detailed Forecast

Overnight
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a steady temperature around 79. Southeast wind around 9 mph.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 82. East wind 8 to 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 40 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 78. Southeast wind around 10 mph.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 83. Southeast wind 7 to 10 mph. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms between 2am and 5am, then a chance of showers after 5am. Mostly cloudy, with a low around 76. Southeast wind around 8 mph. Chance of precipitation is 70%.
Monday
A chance of showers, then showers and possibly a thunderstorm after 8am. High near 80. Chance of precipitation is 90%.
Monday Night
Showers and possibly a thunderstorm. Low around 74. Chance of precipitation is 90%.
Tuesday
Showers and possibly a thunderstorm. High near 77. Very windy. Chance of precipitation is 100%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 73. Very windy. Chance of precipitation is 80%.
Wednesday
Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 75. Very windy. Chance of precipitation is 70%.
Wednesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 72. Very windy. Chance of precipitation is 60%.
Thursday
Showers likely. Mostly cloudy, with a high near 76. Very windy. Chance of precipitation is 60%.
Thursday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 73. Windy.
Friday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 78. Windy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Neptune Beach FL
 30.32°N 81.38°W
Last Update:
2:21 am EDT Oct 3, 2026
Forecast Valid:
3am EDT Oct 3, 2026-6pm EDT Oct 9, 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