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

84°F

29°C

Humidity 80%
Wind Speed NE 10 mph
Barometer 29.96 in (1014.5 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index94°F (34°C)
Last update 17 Aug 2:52 pm EDT
Extended Forecast for

3 Miles WNW Atlantic Beach FL

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely. Partly sunny, with a high near 87. Northeast wind around 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    T-storms
    Likely

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then a slight chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 78. East wind 5 to 11 mph, with gusts as high as 17 mph. Chance of precipitation is 30%.

    Low: 78 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: 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. Mostly sunny, with a high near 89. Heat index values as high as 100. Northeast wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

    High: 89 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 78. East wind 5 to 8 mph.

    Low: 78 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Sunny, with a high near 89. Breezy, with a northeast wind 8 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    High: 89 °F

    Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 5am, then a slight chance of showers and thunderstorms after 5am. Mostly clear, with a low around 78. Chance of precipitation is 30%.

    Low: 78 °F

    Chance
    T-storms

  • 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 90. Chance of precipitation is 50%.

    High: 90 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 77.

    Low: 77 °F

    Mostly Clear

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Sunny, with a high near 93.

    High: 93 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and thunderstorms likely. Partly sunny, with a high near 87. Northeast wind around 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of showers and thunderstorms before 2am, then a slight chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 78. East wind 5 to 11 mph, with gusts as high as 17 mph. Chance of precipitation is 30%.
Monday
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. Mostly sunny, with a high near 89. Heat index values as high as 100. Northeast wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
Mostly clear, with a low around 78. East wind 5 to 8 mph.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Sunny, with a high near 89. Breezy, with a northeast wind 8 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 5am, then a slight chance of showers and thunderstorms after 5am. Mostly clear, with a low around 78. 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 90. Chance of precipitation is 50%.
Wednesday Night
Mostly clear, with a low around 77.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Sunny, with a high near 93.
Thursday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Partly cloudy, with a low around 77. Chance of precipitation is 30%.
Friday
Showers and thunderstorms likely. Mostly sunny, with a high near 91. Chance of precipitation is 70%.
Friday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 76. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms. High near 90. Chance of precipitation is 80%.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WNW Atlantic Beach FL
 30.35°N 81.46°W
Last Update:
1:26 pm EDT Aug 17, 2025
Forecast Valid:
2pm EDT Aug 17, 2025-6pm EDT Aug 23, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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