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

89°F

32°C

Humidity 75%
Wind Speed E 7 mph
Barometer 30.02 in (1016.4 mb)
Dewpoint 80°F (27°C)
Visibility 10.00 mi
Heat Index106°F (41°C)
Last update 24 Aug 12:56 pm EDT
Extended Forecast for

3 Miles WSW Saint Augustine FL

  • This Afternoon

    This Afternoon: A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 94. Heat index values as high as 107. Southeast wind 8 to 10 mph, with gusts as high as 16 mph.

    High: 94 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly between 2am and 3am. Mostly cloudy, with a low around 76. South wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 16 mph.

    Low: 76 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 92. Heat index values as high as 102. Light and variable wind becoming southeast 5 to 7 mph in the morning. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely, mainly before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 74. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 74 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 91. Calm wind becoming southeast 5 to 8 mph in the afternoon. Chance of precipitation is 60%.

    High: 91 °F

    Mostly Sunny
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 74. Chance of precipitation is 60%.

    Low: 74 °F

    Showers
    Likely then
    Partly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 92. Chance of precipitation is 60%.

    High: 92 °F

    Sunny then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 74. Chance of precipitation is 60%.

    Low: 74 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

  • Friday

    Friday: A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.

    High: 91 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

This Afternoon
A 30 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 94. Heat index values as high as 107. Southeast wind 8 to 10 mph, with gusts as high as 16 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly between 2am and 3am. Mostly cloudy, with a low around 76. South wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 16 mph.
Tuesday
A 50 percent chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 92. Heat index values as high as 102. Light and variable wind becoming southeast 5 to 7 mph in the morning. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers and thunderstorms likely, mainly before 8pm. Cloudy, then gradually becoming partly cloudy, with a low around 74. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Wednesday
Showers likely and possibly a thunderstorm after 2pm. Mostly sunny, with a high near 91. Calm wind becoming southeast 5 to 8 mph in the afternoon. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm. Partly cloudy, with a low around 74. Chance of precipitation is 60%.
Thursday
Showers and thunderstorms likely after 2pm. Mostly sunny, with a high near 92. Chance of precipitation is 60%.
Thursday Night
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 74. Chance of precipitation is 60%.
Friday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 91.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 75.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Sunday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Saint Augustine FL
 29.88°N 81.36°W
Last Update:
8:31 am EDT Aug 24, 2026
Forecast Valid:
1pm EDT Aug 24, 2026-6pm EDT Aug 30, 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