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.

Partly Cloudy

83°F

28°C

Humidity 77%
Wind Speed E 6 mph
Barometer 29.95 in (1014.2 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 19 Aug 2:56 am EDT
Extended Forecast for

3 Miles WSW Saint Augustine South FL

  • Overnight

    Overnight: Mostly clear, with a low around 78. Northeast wind around 5 mph.

    Low: 78 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of showers between noon and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Heat index values as high as 102. Breezy, with a northeast wind 7 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.

    High: 90 °F

    Sunny then
    Chance
    T-storms and
    Breezy

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers after 10pm. Partly cloudy, with a low around 77. Northeast wind 8 to 11 mph, with gusts as high as 17 mph. Chance of precipitation is 20%.

    Low: 77 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms. Sunny, with a high near 91. Heat index values as high as 100. North wind 10 to 14 mph, with gusts as high as 21 mph.

    High: 91 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of thunderstorms before 8pm. Mostly clear, with a low around 75. Northeast wind around 6 mph becoming light and variable. Chance of precipitation is 30%.

    Low: 75 °F

    Chance
    T-storms then
    Mostly Clear

  • Thursday

    Thursday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Sunny and hot, with a high near 95.

    High: 95 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 2am, then a slight chance of showers. Partly cloudy, with a low around 76. Chance of precipitation is 30%.

    Low: 76 °F

    Chance
    T-storms

  • Friday

    Friday: A slight chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 93. Chance of precipitation is 80%.

    High: 93 °F

    Chance
    T-storms then
    T-storms

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Low around 74. Chance of precipitation is 80%.

    Low: 74 °F

    T-storms then
    Chance
    T-storms

Detailed Forecast

Overnight
Mostly clear, with a low around 78. Northeast wind around 5 mph.
Tuesday
A slight chance of showers between noon and 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 90. Heat index values as high as 102. Breezy, with a northeast wind 7 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 40%.
Tuesday Night
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers after 10pm. Partly cloudy, with a low around 77. Northeast wind 8 to 11 mph, with gusts as high as 17 mph. Chance of precipitation is 20%.
Wednesday
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 91. Heat index values as high as 100. North wind 10 to 14 mph, with gusts as high as 21 mph.
Wednesday Night
A chance of thunderstorms before 8pm. Mostly clear, with a low around 75. Northeast wind around 6 mph becoming light and variable. Chance of precipitation is 30%.
Thursday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Sunny and hot, with a high near 95.
Thursday Night
A chance of showers and thunderstorms before 2am, then a slight chance of showers. Partly cloudy, with a low around 76. Chance of precipitation is 30%.
Friday
A slight chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 93. Chance of precipitation is 80%.
Friday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Low around 74. Chance of precipitation is 80%.
Saturday
Showers likely, then showers and possibly a thunderstorm after 8am. High near 91. Chance of precipitation is 80%.
Saturday Night
Showers and thunderstorms. Low around 74. Chance of precipitation is 80%.
Sunday
Showers and thunderstorms likely. Mostly sunny, with a high near 92. Chance of precipitation is 70%.
Sunday Night
Showers and thunderstorms likely. Partly cloudy, with a low around 75. Chance of precipitation is 60%.
Monday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Saint Augustine South FL
 29.84°N 81.36°W
Last Update:
2:56 am EDT Aug 19, 2025
Forecast Valid:
3am EDT Aug 19, 2025-6pm EDT Aug 25, 2025
 
Forecast Discussion
 
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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