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

75°F

24°C

Humidity 94%
Wind Speed S 6 mph
Barometer 30.04 in (1017.2 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Last update 16 Jul 1:56 am EDT
Extended Forecast for

Saint Augustine FL

  • Overnight

    Overnight: Partly cloudy, with a low around 76. Breezy, with a south wind around 15 mph, with gusts as high as 23 mph.

    Low: 76 °F

    Partly Cloudy
    and Breezy

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87. Breezy, with a south wind 14 to 18 mph, with gusts as high as 28 mph.

    High: 87 °F

    Breezy.
    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm. Partly cloudy, with a low around 77. Breezy, with a southeast wind 9 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Chance
    T-storms and
    Breezy then
    Partly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny, with a high near 89. Heat index values as high as 103. Southeast wind 7 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.

    High: 89 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 8pm. Mostly clear, with a low around 77. Southeast wind 6 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 60%.

    Low: 77 °F

    Showers
    Likely then
    Mostly Clear

  • Friday

    Friday: A 40 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 90.

    High: 90 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 76.

    Low: 76 °F

    Chance
    T-storms then
    Mostly Clear

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 92.

    High: 92 °F

    Sunny then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 77.

    Low: 77 °F

    Chance
    T-storms then
    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 76. Breezy, with a south wind around 15 mph, with gusts as high as 23 mph.
Wednesday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87. Breezy, with a south wind 14 to 18 mph, with gusts as high as 28 mph.
Wednesday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 11pm. Partly cloudy, with a low around 77. Breezy, with a southeast wind 9 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 30%.
Thursday
Showers and thunderstorms likely, mainly between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly sunny, with a high near 89. Heat index values as high as 103. Southeast wind 7 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm before 8pm. Mostly clear, with a low around 77. Southeast wind 6 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 60%.
Friday
A 40 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 90.
Friday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 76.
Saturday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 92.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 77.
Sunday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94.
Sunday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78.
Monday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Monday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77.
Tuesday
Showers and thunderstorms likely. Mostly sunny, with a high near 92. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Augustine FL
 29.9°N 81.3°W
Last Update:
1:26 am EDT Jul 16, 2025
Forecast Valid:
2am EDT Jul 16, 2025-6pm EDT Jul 22, 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