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

Northeast Florida Regional Airport (KSGJ)

Lat: 29.96°NLon: 81.34°WElev: 3ft.

65°F

18°C

Humidity 93%
Wind Speed N 7 mph
Barometer 30.12 in (1019.9 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 14 Mar 9:56 pm EDT
Extended Forecast for

4 Miles N St. Augustine Airport FL

  • Tonight

    Tonight: Mostly cloudy, with a low around 63. East wind 8 to 10 mph, with gusts as high as 16 mph.

    Low: 63 °F

    Mostly Cloudy

  • Sunday

    Sunday: A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 73. Southeast wind 6 to 13 mph, with gusts as high as 16 mph. Chance of precipitation is 40%.

    High: 73 °F

    Patchy Fog
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 65. South wind around 14 mph, with gusts as high as 17 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 65 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 73. Windy, with a south wind 16 to 23 mph, with gusts as high as 29 mph. Chance of precipitation is 90%.

    High: 73 °F

    Showers and
    Windy

  • Monday Night

    Monday Night: Showers, mainly before 8pm. Low around 42. Very windy, with a northwest wind 23 to 25 mph. Chance of precipitation is 80%.

    Low: 42 °F

    Very Windy.
    Showers then
    Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 50. Windy.

    High: 50 °F

    Mostly Sunny
    and Windy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 47.

    Low: 47 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 57. Breezy.

    High: 57 °F

    Partly Sunny
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 55. Windy.

    Low: 55 °F

    Mostly Cloudy
    and Windy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 63. East wind 8 to 10 mph, with gusts as high as 16 mph.
Sunday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Patchy fog before 10am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 73. Southeast wind 6 to 13 mph, with gusts as high as 16 mph. Chance of precipitation is 40%.
Sunday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 65. South wind around 14 mph, with gusts as high as 17 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 8am. High near 73. Windy, with a south wind 16 to 23 mph, with gusts as high as 29 mph. Chance of precipitation is 90%.
Monday Night
Showers, mainly before 8pm. Low around 42. Very windy, with a northwest wind 23 to 25 mph. Chance of precipitation is 80%.
Tuesday
Mostly sunny, with a high near 50. Windy.
Tuesday Night
Mostly cloudy, with a low around 47.
Wednesday
Partly sunny, with a high near 57. Breezy.
Wednesday Night
Mostly cloudy, with a low around 55. Windy.
Thursday
Mostly sunny, with a high near 60. Windy.
Thursday Night
Partly cloudy, with a low around 54. Breezy.
Friday
Sunny, with a high near 63. Breezy.
Friday Night
Partly cloudy, with a low around 54.
Saturday
Sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N St. Augustine Airport FL
 30.02°N 81.31°W
Last Update:
9:06 pm EDT Mar 14, 2026
Forecast Valid:
10pm EDT Mar 14, 2026-6pm EDT Mar 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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