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

80°F

27°C

Humidity 64%
Wind Speed SE 13 mph
Barometer 30.02 in (1016.3 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 7 Jun 7:52 pm EDT
Extended Forecast for

Neptune Beach FL

  • Tonight

    Tonight: Mostly cloudy, with a low around 75. South wind 8 to 13 mph.

    Low: 75 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 82. Light and variable wind becoming east 6 to 11 mph in the afternoon.

    High: 82 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a steady temperature around 80. Southeast wind 6 to 11 mph.

    Low: 80 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 80. Light east wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 15 mph.

    High: 80 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 77. Southeast wind 6 to 10 mph.

    Low: 77 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 81.

    High: 81 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 77. Breezy.

    Low: 77 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 78. Breezy.

    Low: 78 °F

    Slight Chance
    T-storms and
    Breezy then
    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 75. South wind 8 to 13 mph.
Monday
Partly sunny, with a high near 82. Light and variable wind becoming east 6 to 11 mph in the afternoon.
Monday Night
Mostly cloudy, with a steady temperature around 80. Southeast wind 6 to 11 mph.
Tuesday
Mostly cloudy, with a high near 80. Light east wind increasing to 6 to 11 mph in the morning. Winds could gust as high as 15 mph.
Tuesday Night
Mostly cloudy, with a low around 77. Southeast wind 6 to 10 mph.
Wednesday
Mostly sunny, with a high near 81.
Wednesday Night
Partly cloudy, with a low around 77. Breezy.
Thursday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85.
Thursday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 78. Breezy.
Friday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 86.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Saturday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 78.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 84.
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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:
7:21 pm EDT Jun 7, 2026
Forecast Valid:
8pm EDT Jun 7, 2026-6pm EDT Jun 14, 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