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.

Partly Cloudy

85°F

29°C

Humidity 70%
Wind Speed SE 8 mph
Barometer 29.99 in (1015.3 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 27 Aug 2:52 pm EDT
Extended Forecast for

Mayport Naval Station FL

  • This Afternoon

    This Afternoon: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. Southeast wind around 11 mph.

    High: 89 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 9pm. Mostly cloudy, with a low around 75. South wind 6 to 9 mph.

    Low: 75 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Increasing clouds, with a high near 90. Heat index values as high as 100. Southwest wind 6 to 13 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.

    High: 90 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 50 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 75. South wind 7 to 10 mph, with gusts as high as 16 mph.

    Low: 75 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 88. East wind 5 to 10 mph. Chance of precipitation is 50%.

    High: 88 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 5am, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 77. Chance of precipitation is 30%.

    Low: 77 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms, mainly after 8am. Partly sunny, with a high near 88.

    High: 88 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 77.

    Low: 77 °F

    Partly Cloudy

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly before 2pm. Mostly sunny, with a high near 86.

    High: 86 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. Southeast wind around 11 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 9pm. Mostly cloudy, with a low around 75. South wind 6 to 9 mph.
Friday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Increasing clouds, with a high near 90. Heat index values as high as 100. Southwest wind 6 to 13 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.
Friday Night
A 50 percent chance of showers and thunderstorms, mainly before midnight. Mostly cloudy, with a low around 75. South wind 7 to 10 mph, with gusts as high as 16 mph.
Saturday
A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 88. East wind 5 to 10 mph. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 5am, then a slight chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 77. Chance of precipitation is 30%.
Sunday
A 40 percent chance of showers and thunderstorms, mainly after 8am. Partly sunny, with a high near 88.
Sunday Night
Partly cloudy, with a low around 77.
Monday
A 30 percent chance of showers and thunderstorms, mainly before 2pm. Mostly sunny, with a high near 86.
Monday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 77.
Tuesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Tuesday Night
A 10 percent chance of showers. Mostly clear, with a low around 77.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 87.
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ABOUT THIS FORECAST

 
Point Forecast:
Mayport Naval Station FL
 30.41°N 81.43°W
Last Update:
2:21 pm EDT Aug 27, 2026
Forecast Valid:
4pm EDT Aug 27, 2026-6pm EDT Sep 2, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

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Chance of Precipitation