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 74%
Wind Speed SE 15 mph
Barometer 30.03 in (1016.8 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 21 May 5:56 pm EDT
Extended Forecast for

Saint Augustine FL

  • Tonight

    Tonight: Partly cloudy, with a low around 75. Breezy, with a south wind 9 to 15 mph.

    Low: 75 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 82. Breezy, with a southeast wind 7 to 16 mph, with gusts as high as 20 mph.

    High: 82 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms and
    Breezy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 76. Breezy, with a southeast wind 11 to 17 mph, with gusts as high as 20 mph.

    Low: 76 °F

    Mostly Cloudy
    and Breezy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 83. Breezy, with a southeast wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon.

    High: 83 °F

    Mostly Sunny
    then Chance
    T-storms and
    Breezy

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 77. Breezy, with a southeast wind 10 to 17 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

    Low: 77 °F

    Chance
    T-storms and
    Breezy then
    Slight Chance
    Showers

  • Sunday

    Sunday: A chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 82. Breezy. Chance of precipitation is 30%.

    High: 82 °F

    Chance
    Showers then
    Chance
    T-storms and
    Breezy

  • Sunday Night

    Sunday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 76. Breezy. Chance of precipitation is 30%.

    Low: 76 °F

    Chance
    T-storms and
    Breezy then
    Mostly Cloudy

  • Memorial Day

    Memorial Day: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Breezy.

    High: 87 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms and
    Breezy

  • Monday Night

    Monday Night: A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 77. Breezy.

    Low: 77 °F

    Slight Chance
    T-storms and
    Breezy then
    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 75. Breezy, with a south wind 9 to 15 mph.
Friday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 82. Breezy, with a southeast wind 7 to 16 mph, with gusts as high as 20 mph.
Friday Night
Mostly cloudy, with a low around 76. Breezy, with a southeast wind 11 to 17 mph, with gusts as high as 20 mph.
Saturday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 83. Breezy, with a southeast wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon.
Saturday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 77. Breezy, with a southeast wind 10 to 17 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Sunday
A chance of showers between 8am and 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 82. Breezy. Chance of precipitation is 30%.
Sunday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 76. Breezy. Chance of precipitation is 30%.
Memorial Day
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Breezy.
Monday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 77. Breezy.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Breezy. Chance of precipitation is 30%.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 76. Breezy.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74.
Thursday
Showers and thunderstorms likely. Partly sunny, with a high near 86. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Augustine FL
 29.88°N 81.3°W
Last Update:
2:21 pm EDT May 21, 2026
Forecast Valid:
6pm EDT May 21, 2026-6pm EDT May 28, 2026
 
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