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.

Partly Cloudy

79°F

26°C

Humidity 84%
Wind Speed S 8 mph
Barometer 30.16 in
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 15 Jun 10:50 am EDT
Extended Forecast for

Saint Augustine FL

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely, mainly after 5pm. Partly sunny, with a high near 90. Heat index values as high as 102. Southeast wind 11 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 90 °F

    T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 76. South wind 7 to 11 mph, with gusts as high as 17 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 76 °F

    T-storms
    Likely then
    Mostly Cloudy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 90. Heat index values as high as 102. South wind 7 to 13 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 76. South wind 6 to 14 mph, with gusts as high as 21 mph.

    Low: 76 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 89. South wind 6 to 13 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.

    High: 89 °F

    Sunny then
    Chance
    T-storms

  • Tuesday Night

    Tuesday 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

  • Wednesday

    Wednesday: A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 90.

    High: 90 °F

    Sunny then
    Chance
    T-storms

  • Wednesday Night

    Wednesday 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

  • Juneteenth

    Juneteenth: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90.

    High: 90 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, mainly after 5pm. Partly sunny, with a high near 90. Heat index values as high as 102. Southeast wind 11 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Tonight
Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, with a low around 76. South wind 7 to 11 mph, with gusts as high as 17 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 90. Heat index values as high as 102. South wind 7 to 13 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 76. South wind 6 to 14 mph, with gusts as high as 21 mph.
Tuesday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 89. South wind 6 to 13 mph becoming southeast in the afternoon. Winds could gust as high as 20 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75.
Wednesday
A 30 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 90.
Wednesday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75.
Juneteenth
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 90.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 76.
Friday
Showers and thunderstorms likely. Mostly sunny, with a high near 90. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.
Saturday
Showers and thunderstorms likely. Mostly sunny, with a high near 89. 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:
1:40 pm EDT Jun 15, 2025
Forecast Valid:
1pm EDT Jun 15, 2025-6pm EDT Jun 21, 2025
 
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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