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

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

Lat: 30.4°NLon: 81.42°WElev: 13ft.

Fair

76°F

24°C

Humidity 72%
Wind Speed Calm
Barometer 30.10 in (1019.3 mb)
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 14 Oct 8:52 am EDT
Extended Forecast for

Neptune Beach FL

  • Today

    Today: Sunny, with a high near 81. Northeast wind 5 to 9 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 74. Southeast wind 5 to 7 mph.

    Low: 74 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 81. Light and variable wind becoming northeast 5 to 9 mph in the morning.

    High: 81 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 73. East wind 5 to 8 mph becoming light and variable after midnight.

    Low: 73 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 83. West wind around 5 mph becoming north in the afternoon.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 71.

    Low: 71 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 73. Very windy.

    High: 73 °F

    Mostly Sunny
    and Very
    Windy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 70. Very windy.

    Low: 70 °F

    Mostly Cloudy
    and Very
    Windy

  • Sunday

    Sunday: A 40 percent chance of showers, mainly after 2pm. Partly sunny, with a high near 76. Very windy.

    High: 76 °F

    Chance
    Showers and
    Very Windy

Detailed Forecast

Today
Sunny, with a high near 81. Northeast wind 5 to 9 mph.
Tonight
Mostly clear, with a low around 74. Southeast wind 5 to 7 mph.
Thursday
Sunny, with a high near 81. Light and variable wind becoming northeast 5 to 9 mph in the morning.
Thursday Night
Mostly clear, with a low around 73. East wind 5 to 8 mph becoming light and variable after midnight.
Friday
Sunny, with a high near 83. West wind around 5 mph becoming north in the afternoon.
Friday Night
Partly cloudy, with a low around 71.
Saturday
Mostly sunny, with a high near 73. Very windy.
Saturday Night
Mostly cloudy, with a low around 70. Very windy.
Sunday
A 40 percent chance of showers, mainly after 2pm. Partly sunny, with a high near 76. Very windy.
Sunday Night
A 30 percent chance of showers, mainly before 8pm. Mostly cloudy, with a low around 73. Very windy.
Monday
A 50 percent chance of showers. Partly sunny, with a high near 79. Very windy.
Monday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 73. Very windy.
Tuesday
A 50 percent chance of showers. Partly sunny, with a high near 79. Very 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 14, 2026
Forecast Valid:
9am EDT Oct 14, 2026-6pm EDT Oct 20, 2026
 
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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