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

Northeast Florida Regional Airport (KSGJ)

Lat: 29.96°NLon: 81.34°WElev: 3ft.

Fair

83°F

28°C

Humidity 77%
Wind Speed NE 7 mph
Barometer 30.00 in (1015.7 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 20 Sep 10:56 am EDT
Extended Forecast for

Saint Augustine FLSimilar City Names

  • Today

    Today: A 30 percent chance of showers and thunderstorms, mainly between 3pm and 4pm. Mostly cloudy, with a high near 87. Northeast wind 9 to 11 mph, with gusts as high as 17 mph.

    High: 87 °F

    Chance
    T-storms

  • Tonight

    Tonight: Mostly cloudy, with a low around 74. East wind 5 to 9 mph becoming calm in the evening.

    Low: 74 °F

    Mostly Cloudy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 88. Northwest wind 5 to 11 mph becoming northeast in the afternoon. Winds could gust as high as 17 mph.

    High: 88 °F

    Partly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A chance of thunderstorms before 8pm, then a slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 74. East wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 16 mph. Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A slight 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. Partly sunny, with a high near 87. Light and variable wind becoming east 5 to 10 mph in the morning. Chance of precipitation is 50%.

    High: 87 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Partly cloudy, with a low around 74. Chance of precipitation is 30%.

    Low: 74 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 60%.

    High: 86 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 74. Chance of precipitation is 60%.

    Low: 74 °F

    Showers
    Likely then
    Chance
    T-storms

  • Thursday

    Thursday: Showers likely, with thunderstorms also possible after 8am. Mostly cloudy, with a high near 85. Windy. Chance of precipitation is 60%.

    High: 85 °F

    Showers
    Likely and
    Windy

Detailed Forecast

Today
A 30 percent chance of showers and thunderstorms, mainly between 3pm and 4pm. Mostly cloudy, with a high near 87. Northeast wind 9 to 11 mph, with gusts as high as 17 mph.
Tonight
Mostly cloudy, with a low around 74. East wind 5 to 9 mph becoming calm in the evening.
Monday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 88. Northwest wind 5 to 11 mph becoming northeast in the afternoon. Winds could gust as high as 17 mph.
Monday Night
A chance of thunderstorms before 8pm, then a slight chance of showers and thunderstorms after 2am. Partly cloudy, with a low around 74. East wind 5 to 10 mph becoming light and variable in the evening. Winds could gust as high as 16 mph. Chance of precipitation is 30%.
Tuesday
A slight 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. Partly sunny, with a high near 87. Light and variable wind becoming east 5 to 10 mph in the morning. Chance of precipitation is 50%.
Tuesday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Partly cloudy, with a low around 74. Chance of precipitation is 30%.
Wednesday
A chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 86. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 74. Chance of precipitation is 60%.
Thursday
Showers likely, with thunderstorms also possible after 8am. Mostly cloudy, with a high near 85. Windy. Chance of precipitation is 60%.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 73. Breezy. Chance of precipitation is 30%.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 84. Windy.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 83. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Saint Augustine FLSimilar City Names
 29.9°N 81.33°W
Last Update:
10:31 am EDT Sep 20, 2026
Forecast Valid:
11am EDT Sep 20, 2026-6pm EDT Sep 26, 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