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

NWS JAX Weather Impact Briefing

Isolated Severe Thunderstorms Possible Sunday Afternoon & Evening, and Scattered Severe Thunderstorms Possible Monday Read More >

Current conditions at

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

Lat: 30.4°NLon: 81.42°WElev: 13ft.

A Few Clouds

79°F

26°C

Humidity 72%
Wind Speed S 15 mph
Barometer 29.97 in (1014.9 mb)
Dewpoint 69°F (21°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 15 Mar 1:52 pm EDT
Extended Forecast for

Mayport Naval Station FL

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 78. Southeast wind around 14 mph, with gusts as high as 21 mph.

    High: 78 °F

    Chance
    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 2am. Mostly cloudy, with a low around 66. Breezy, with a south wind 15 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 66 °F

    Breezy.
    Showers
    Likely then
    Chance
    T-storms

  • Monday

    Monday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. High near 78. Breezy, with a south wind 13 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Showers and
    Breezy

  • Monday Night

    Monday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Cloudy during the early evening, then gradual clearing, with a low around 40. Breezy, with a northwest wind around 15 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

    Low: 40 °F

    Breezy.
    Showers
    Likely then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56. Northwest wind 10 to 14 mph, with gusts as high as 20 mph.

    High: 56 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 64.

    High: 64 °F

    Sunny

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 78. Southeast wind around 14 mph, with gusts as high as 21 mph.
Tonight
Showers and thunderstorms likely, mainly before 2am. Mostly cloudy, with a low around 66. Breezy, with a south wind 15 to 17 mph, with gusts as high as 26 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Monday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. High near 78. Breezy, with a south wind 13 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Cloudy during the early evening, then gradual clearing, with a low around 40. Breezy, with a northwest wind around 15 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 56. Northwest wind 10 to 14 mph, with gusts as high as 20 mph.
Tuesday Night
Mostly cloudy, with a low around 43.
Wednesday
Sunny, with a high near 59.
Wednesday Night
Partly cloudy, with a low around 49.
Thursday
Sunny, with a high near 64.
Thursday Night
Partly cloudy, with a low around 51.
Friday
Sunny, with a high near 70.
Friday Night
Mostly clear, with a low around 54.
Saturday
Sunny, with a high near 77.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mayport Naval Station FL
 30.39°N 81.43°W
Last Update:
2:21 pm EDT Mar 15, 2026
Forecast Valid:
2pm EDT Mar 15, 2026-6pm EDT Mar 21, 2026
 
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