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 82%
Wind Speed SW 7 mph
Barometer 30.06 in (1017.8 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 17 Jun 4:52 am EDT
Extended Forecast for

4 Miles NNW Mayport Naval Station FL

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 91. Heat index values as high as 103. Southwest wind 5 to 11 mph becoming southeast in the afternoon. Winds could gust as high as 17 mph.

    High: 91 °F

    Sunny then
    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 76. South wind 7 to 11 mph, with gusts as high as 17 mph.

    Low: 76 °F

    Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms, mainly between 3pm and 5pm. Sunny, with a high near 91. Heat index values as high as 102. Southwest wind 6 to 11 mph becoming southeast in the afternoon. Winds could gust as high as 17 mph.

    High: 91 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 76. South wind 6 to 10 mph, with gusts as high as 16 mph.

    Low: 76 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Juneteenth

    Juneteenth: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Southwest wind 5 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 16 mph.

    High: 92 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 76. Chance of precipitation is 30%.

    Low: 76 °F

    Chance
    T-storms

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 8am. Partly sunny, with a high near 91. Chance of precipitation is 50%.

    High: 91 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 76.

    Low: 76 °F

    Chance
    T-storms

  • Saturday

    Saturday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 90.

    High: 90 °F

    Chance
    T-storms

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly after 3pm. Mostly sunny, with a high near 91. Heat index values as high as 103. Southwest wind 5 to 11 mph becoming southeast in the afternoon. Winds could gust as high as 17 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 76. South wind 7 to 11 mph, with gusts as high as 17 mph.
Wednesday
A 30 percent chance of showers and thunderstorms, mainly between 3pm and 5pm. Sunny, with a high near 91. Heat index values as high as 102. Southwest wind 6 to 11 mph becoming southeast in the afternoon. Winds could gust as high as 17 mph.
Wednesday Night
A 10 percent chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 76. South wind 6 to 10 mph, with gusts as high as 16 mph.
Juneteenth
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Southwest wind 5 to 10 mph becoming southeast in the afternoon. Winds could gust as high as 16 mph.
Thursday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 76. Chance of precipitation is 30%.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 8am. Partly sunny, with a high near 91. Chance of precipitation is 50%.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 76.
Saturday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 90.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 76.
Sunday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 90.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly clear, with a low around 76.
Monday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Mayport Naval Station FL
 30.46°N 81.45°W
Last Update:
4:51 am EDT Jun 17, 2025
Forecast Valid:
5am EDT Jun 17, 2025-6pm EDT Jun 23, 2025
 
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Additional Resources

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Chance of Precipitation