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

77°F

25°C

Humidity 94%
Wind Speed W 3 mph
Barometer 30.15 in (1020.7 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 6 Aug 4:52 am EDT
Extended Forecast for

Jacksonville Beach FL

  • Today

    Today: Showers and thunderstorms likely, mainly between 4pm and 5pm. Mostly sunny, with a high near 84. West wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Mostly Sunny
    then T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 2am. Partly cloudy, with a low around 79. Southeast wind 5 to 8 mph becoming northwest after midnight. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 79 °F

    T-storms
    Likely then
    Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 82. Northeast wind 6 to 11 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 82 °F

    Showers
    Likely then
    T-storms

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm. Low around 78. Northeast wind 7 to 10 mph. Chance of precipitation is 80%.

    Low: 78 °F

    T-storms then
    Showers
    Likely

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 81. Northeast wind 8 to 14 mph. Chance of precipitation is 90%.

    High: 81 °F

    Showers
    Likely then
    T-storms

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm. Low around 79. Chance of precipitation is 80%.

    Low: 79 °F

    T-storms then
    Showers
    Likely

  • Saturday

    Saturday: Showers and possibly a thunderstorm. High near 82. Chance of precipitation is 90%.

    High: 82 °F

    Showers
    Likely then
    T-storms

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm, mainly before 2am, then a chance of showers and thunderstorms after 2am. Low around 79. Chance of precipitation is 80%.

    Low: 79 °F

    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 83. Chance of precipitation is 90%.

    High: 83 °F

    Showers
    Likely then
    T-storms

Detailed Forecast

Today
Showers and thunderstorms likely, mainly between 4pm and 5pm. Mostly sunny, with a high near 84. West wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely, mainly before 2am. Partly cloudy, with a low around 79. Southeast wind 5 to 8 mph becoming northwest after midnight. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 82. Northeast wind 6 to 11 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and possibly a thunderstorm. Low around 78. Northeast wind 7 to 10 mph. Chance of precipitation is 80%.
Friday
Showers and possibly a thunderstorm. High near 81. Northeast wind 8 to 14 mph. Chance of precipitation is 90%.
Friday Night
Showers and possibly a thunderstorm. Low around 79. Chance of precipitation is 80%.
Saturday
Showers and possibly a thunderstorm. High near 82. Chance of precipitation is 90%.
Saturday Night
Showers and possibly a thunderstorm, mainly before 2am, then a chance of showers and thunderstorms after 2am. Low around 79. Chance of precipitation is 80%.
Sunday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 83. Chance of precipitation is 90%.
Sunday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Low around 80. Chance of precipitation is 80%.
Monday
Showers and thunderstorms likely. Mostly sunny, with a high near 84. Chance of precipitation is 70%.
Monday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 81. Chance of precipitation is 60%.
Tuesday
Showers and thunderstorms likely. Sunny, with a high near 85. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Jacksonville Beach FL
 30.3°N 81.39°W
Last Update:
1:46 am EDT Aug 6, 2025
Forecast Valid:
5am EDT Aug 6, 2025-6pm EDT Aug 12, 2025
 
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