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.

A Few Clouds

80°F

27°C

Humidity 87%
Wind Speed SE 5 mph
Barometer 30.03 in (1016.8 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index85°F (29°C)
Last update 28 Aug 6:56 pm EDT
Extended Forecast for

Saint Augustine South FL

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 75. Southeast wind around 6 mph becoming calm in the evening.

    Low: 75 °F

    Chance
    T-storms then
    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly between 3pm and 5pm. Mostly sunny, with a high near 89. Light south wind becoming east 5 to 10 mph in the afternoon.

    High: 89 °F

    Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers after 4am. Partly cloudy, with a low around 75. Southeast wind 3 to 7 mph. Chance of precipitation is 30%.

    Low: 75 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms, mainly after 7am. Partly sunny, with a high near 88. Light east wind increasing to 6 to 11 mph in the morning.

    High: 88 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: A 20 percent chance of showers after 2am. Partly cloudy, with a low around 75. East wind around 5 mph becoming calm in the evening.

    Low: 75 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 88. Chance of precipitation is 40%.

    High: 88 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Partly cloudy, with a low around 76.

    Low: 76 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.

    High: 88 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 75.

    Low: 75 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 75. Southeast wind around 6 mph becoming calm in the evening.
Saturday
A 30 percent chance of showers and thunderstorms, mainly between 3pm and 5pm. Mostly sunny, with a high near 89. Light south wind becoming east 5 to 10 mph in the afternoon.
Saturday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers after 4am. Partly cloudy, with a low around 75. Southeast wind 3 to 7 mph. Chance of precipitation is 30%.
Sunday
A 50 percent chance of showers and thunderstorms, mainly after 7am. Partly sunny, with a high near 88. Light east wind increasing to 6 to 11 mph in the morning.
Sunday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 75. East wind around 5 mph becoming calm in the evening.
Monday
A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 88. Chance of precipitation is 40%.
Monday Night
Partly cloudy, with a low around 76.
Tuesday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
Tuesday Night
Partly cloudy, with a low around 75.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Wednesday Night
A chance of thunderstorms. Partly cloudy, with a low around 75. Chance of precipitation is 30%.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Augustine South FL
 29.83°N 81.31°W
Last Update:
6:51 pm EDT Aug 28, 2026
Forecast Valid:
7pm EDT Aug 28, 2026-6pm EDT Sep 4, 2026
 
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Additional Resources

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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