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

Hazardous Weather Conditions

Current conditions at

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

Lat: 30.4°NLon: 81.42°WElev: 13ft.

Light Rain

78°F

26°C

Humidity 90%
Wind Speed E 6 mph
Barometer 29.99 in (1015.3 mb)
Dewpoint 75°F (24°C)
Visibility 7.00 mi
Heat Index80°F (27°C)
Last update 18 Aug 10:52 am EDT
Extended Forecast for

4 Miles NNW Mayport Naval Station FL

  • Today

    Today: Showers and thunderstorms likely, mainly before 3pm. Mostly cloudy, with a high near 88. Heat index values as high as 100. Northeast wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    T-storms
    Likely

  • Tonight

    Tonight: A 10 percent chance of showers before 7pm. Partly cloudy, with a low around 80. East wind 7 to 9 mph.

    Low: 80 °F

    Slight Chance
    Showers then
    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Sunny, with a high near 88. Breezy, with a northeast wind 9 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    High: 88 °F

    Slight Chance
    Showers then
    Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 2am, then a chance of showers between 2am and 5am, then a chance of showers and thunderstorms after 5am. Mostly clear, with a low around 78. Northeast wind 9 to 11 mph, with gusts as high as 17 mph. Chance of precipitation is 30%.

    Low: 78 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Sunny, with a high near 89. Breezy, with a north wind 13 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.

    High: 89 °F

    Chance
    Showers then
    Chance
    T-storms and
    Breezy

  • Wednesday Night

    Wednesday Night: A chance of thunderstorms before 8pm. Mostly clear, with a low around 77. Chance of precipitation is 30%.

    Low: 77 °F

    Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 91.

    High: 91 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 2am. Mostly clear, with a low around 77.

    Low: 77 °F

    Chance
    T-storms

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 2pm. Sunny, with a high near 91. Chance of precipitation is 70%.

    High: 91 °F

    Chance
    T-storms then
    T-storms
    Likely

Detailed Forecast

Today
Showers and thunderstorms likely, mainly before 3pm. Mostly cloudy, with a high near 88. Heat index values as high as 100. Northeast wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A 10 percent chance of showers before 7pm. Partly cloudy, with a low around 80. East wind 7 to 9 mph.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Sunny, with a high near 88. Breezy, with a northeast wind 9 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms before 2am, then a chance of showers between 2am and 5am, then a chance of showers and thunderstorms after 5am. Mostly clear, with a low around 78. Northeast wind 9 to 11 mph, with gusts as high as 17 mph. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms before 8am, then a chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Sunny, with a high near 89. Breezy, with a north wind 13 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 50%.
Wednesday Night
A chance of thunderstorms before 8pm. Mostly clear, with a low around 77. Chance of precipitation is 30%.
Thursday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 91.
Thursday Night
A 30 percent chance of showers and thunderstorms before 2am. Mostly clear, with a low around 77.
Friday
Showers and thunderstorms likely, mainly after 2pm. Sunny, with a high near 91. Chance of precipitation is 70%.
Friday Night
Showers and thunderstorms likely before 2am, then a chance of showers. Partly cloudy, with a low around 76. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms. High near 89. Chance of precipitation is 80%.
Saturday Night
Showers and thunderstorms. Low around 77. Chance of precipitation is 80%.
Sunday
Showers and thunderstorms likely. Mostly sunny, with a high near 90. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NNW Mayport Naval Station FL
 30.46°N 81.45°W
Last Update:
5:36 am EDT Aug 18, 2025
Forecast Valid:
11am EDT Aug 18, 2025-6pm EDT Aug 24, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation