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

85°F

29°C

Humidity 75%
Wind Speed S 8 mph
Barometer 30.13 in (1020.2 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 24 Jul 9:56 am EDT
Extended Forecast for

St. Augustine Airport FL

  • Today

    Today: Mostly sunny, with a high near 92. Heat index values as high as 105. Light southeast wind becoming east 6 to 11 mph in the afternoon. Winds could gust as high as 15 mph.

    High: 92 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 75. Southeast wind 3 to 8 mph.

    Low: 75 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny and hot, with a high near 95. Heat index values as high as 109. Southwest wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 16 mph.

    High: 95 °F

    Hot

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 76. South wind 5 to 8 mph. Chance of precipitation is 40%.

    Low: 76 °F

    Chance
    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: Showers and thunderstorms between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm. High near 93. West wind 7 to 10 mph becoming north in the afternoon. Winds could gust as high as 16 mph. Chance of precipitation is 80%.

    High: 93 °F

    Partly Sunny
    then T-storms

  • Sunday Night

    Sunday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms, mainly between 8pm and 2am. Low around 75. Chance of precipitation is 80%.

    Low: 75 °F

    T-storms then
    Chance
    Showers

  • Monday

    Monday: A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 92. Chance of precipitation is 30%.

    High: 92 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75.

    Low: 75 °F

    Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93.

    High: 93 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Today
Mostly sunny, with a high near 92. Heat index values as high as 105. Light southeast wind becoming east 6 to 11 mph in the afternoon. Winds could gust as high as 15 mph.
Tonight
Partly cloudy, with a low around 75. Southeast wind 3 to 8 mph.
Saturday
Mostly sunny and hot, with a high near 95. Heat index values as high as 109. Southwest wind 5 to 10 mph becoming east in the afternoon. Winds could gust as high as 16 mph.
Saturday Night
A chance of showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 76. South wind 5 to 8 mph. Chance of precipitation is 40%.
Sunday
Showers and thunderstorms between 2pm and 5pm, then showers and possibly a thunderstorm after 5pm. High near 93. West wind 7 to 10 mph becoming north in the afternoon. Winds could gust as high as 16 mph. Chance of precipitation is 80%.
Sunday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms, mainly between 8pm and 2am. Low around 75. Chance of precipitation is 80%.
Monday
A slight chance of showers before 8am, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 92. Chance of precipitation is 30%.
Monday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 93.
Tuesday Night
Partly cloudy, with a low around 77.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 96.
Wednesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77.
Thursday
Showers and thunderstorms likely. Partly sunny, with a high near 93. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
St. Augustine Airport FL
 29.95°N 81.35°W
Last Update:
8:41 am EDT Jul 24, 2026
Forecast Valid:
10am EDT Jul 24, 2026-6pm EDT Jul 30, 2026
 
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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