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.

Fog/Mist

82°F

28°C

Humidity 88%
Wind Speed SW 7 mph
Barometer 29.91 in (1012.8 mb)
Dewpoint 78°F (26°C)
Visibility 6.00 mi
Heat Index91°F (33°C)
Last update 26 Jul 6:56 pm EDT
Extended Forecast for

Saint Augustine FL

  • Tonight

    Tonight: A 50 percent chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 79. South wind 8 to 11 mph becoming west after midnight. Winds could gust as high as 15 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 79 °F

    Chance
    T-storms then
    Slight Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly between 2pm and 3pm. Mostly sunny, with a high near 93. Heat index values as high as 112. West wind 5 to 9 mph becoming east in the afternoon.

    High: 93 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 77. Southeast wind 6 to 9 mph becoming southwest in the evening.

    Low: 77 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny and hot, with a high near 96. Heat index values as high as 115. South wind 6 to 9 mph.

    High: 96 °F

    Hot

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 79. Windy, with a southwest wind 14 to 20 mph.

    Low: 79 °F

    Partly Cloudy
    and Windy

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Breezy.

    High: 92 °F

    Breezy.
    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Breezy.

    Low: 78 °F

    Chance
    T-storms and
    Breezy

  • Thursday

    Thursday: Showers and possibly a thunderstorm. High near 90. Breezy. Chance of precipitation is 80%.

    High: 90 °F

    Breezy.
    Showers
    Likely then
    T-storms

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 76. Chance of precipitation is 80%.

    Low: 76 °F

    T-storms then
    Chance
    T-storms

Detailed Forecast

Tonight
A 50 percent chance of showers and thunderstorms, mainly before 11pm. Mostly cloudy, with a low around 79. South wind 8 to 11 mph becoming west after midnight. Winds could gust as high as 15 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A 30 percent chance of showers and thunderstorms, mainly between 2pm and 3pm. Mostly sunny, with a high near 93. Heat index values as high as 112. West wind 5 to 9 mph becoming east in the afternoon.
Monday Night
A 10 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 77. Southeast wind 6 to 9 mph becoming southwest in the evening.
Tuesday
Mostly sunny and hot, with a high near 96. Heat index values as high as 115. South wind 6 to 9 mph.
Tuesday Night
Partly cloudy, with a low around 79. Windy, with a southwest wind 14 to 20 mph.
Wednesday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 92. Breezy.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 78. Breezy.
Thursday
Showers and possibly a thunderstorm. High near 90. Breezy. Chance of precipitation is 80%.
Thursday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 76. Chance of precipitation is 80%.
Friday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 91. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 76. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely. Partly sunny, with a high near 88. Chance of precipitation is 60%.
Saturday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Augustine FL
 29.88°N 81.3°W
Last Update:
6:06 pm EDT Jul 26, 2026
Forecast Valid:
7pm EDT Jul 26, 2026-6pm EDT Aug 2, 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