Dangerously Cold Tonight - Click "Read More" for Briefing

A freeze warning is in effect tonight through Friday morning for all of southeast GA and northeast FL. A hard freeze is expected inland with a coastal freeze. Take actions now to protect plants, pets, pipes, and people! Read More >

Current conditions at

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

Lat: 30.4°NLon: 81.42°WElev: 13ft.

Overcast

51°F

11°C

Humidity 80%
Wind Speed W 10 mph
Barometer 29.79 in (1008.8 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 15 Jan 6:52 am EST
Extended Forecast for

Jacksonville Beach FL

Cold Weather Advisory January 16, 04:00am until January 16, 09:00am
Freeze Warning January 15, 11:00pm until January 16, 09:00am
Click here for hazard details and duration
Cold Weather Advisory
Freeze Warning
  • Today

    Today: Mostly cloudy through mid morning, then gradual clearing, with a high near 51. Windy, with a northwest wind 14 to 20 mph, with gusts as high as 26 mph.

    High: 51 °F

    Becoming
    Sunny and
    Windy

  • Tonight

    Tonight: Areas of frost after 5am.  Otherwise, mostly clear, with a low around 36. Wind chill values as low as 28. Windy, with a northwest wind 13 to 20 mph, with gusts as high as 26 mph.

    Low: 36 °F

    Mostly Clear
    and Windy
    then Areas
    Frost and
    Windy

  • Friday

    Friday: Areas of frost before 7am.  Otherwise, sunny, with a high near 51. Wind chill values as low as 29 early. Northwest wind 5 to 7 mph becoming southeast in the afternoon.

    High: 51 °F

    Areas Frost
    then Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 43. Southwest wind 6 to 8 mph.

    Low: 43 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 63. Southwest wind 8 to 10 mph.

    High: 63 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 1am.  Mostly cloudy, with a low around 44. Breezy.

    Low: 44 °F

    Mostly Cloudy
    then Chance
    Showers and
    Breezy

  • Sunday

    Sunday: A 50 percent chance of showers, mainly before 1pm.  Partly sunny, with a high near 50. Windy.

    High: 50 °F

    Chance
    Showers and
    Windy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33. Breezy.

    Low: 33 °F

    Mostly Clear
    and Breezy

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 49.

    High: 49 °F

    Sunny

Detailed Forecast

Today
Mostly cloudy through mid morning, then gradual clearing, with a high near 51. Windy, with a northwest wind 14 to 20 mph, with gusts as high as 26 mph.
Tonight
Areas of frost after 5am. Otherwise, mostly clear, with a low around 36. Wind chill values as low as 28. Windy, with a northwest wind 13 to 20 mph, with gusts as high as 26 mph.
Friday
Areas of frost before 7am. Otherwise, sunny, with a high near 51. Wind chill values as low as 29 early. Northwest wind 5 to 7 mph becoming southeast in the afternoon.
Friday Night
Mostly clear, with a low around 43. Southwest wind 6 to 8 mph.
Saturday
Mostly sunny, with a high near 63. Southwest wind 8 to 10 mph.
Saturday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 44. Breezy.
Sunday
A 50 percent chance of showers, mainly before 1pm. Partly sunny, with a high near 50. Windy.
Sunday Night
Mostly clear, with a low around 33. Breezy.
M.L.King Day
Sunny, with a high near 49.
Monday Night
Mostly clear, with a low around 38.
Tuesday
Sunny, with a high near 51. Breezy.
Tuesday Night
Partly cloudy, with a low around 40.
Wednesday
Mostly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
Jacksonville Beach FL
 30.3°N 81.39°W
12:26 am EST Jan 15, 2026
7am EST Jan 15, 2026-6pm EST Jan 21, 2026
 
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Additional Resources

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