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.

Heavy Rain Fog/Mist and Breezy

78°F

26°C

Humidity 87%
Wind Speed SE 22 G 25 mph
Barometer 30.02 in (1016.6 mb)
Dewpoint 74°F (23°C)
Visibility 2.50 mi
Heat Index80°F (27°C)
Last update 10 Aug 1:56 am EDT
Extended Forecast for

Saint Augustine FL

  • Overnight

    Overnight: A chance of showers and thunderstorms before 5am, then a slight chance of showers. Mostly cloudy, with a low around 75. Southeast wind around 8 mph. Chance of precipitation is 40%.

    Low: 75 °F

    Chance
    Showers

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 89. Heat index values as high as 100. Southeast wind 6 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 89 °F

    Chance
    Showers then
    T-storms

  • Sunday Night

    Sunday Night: Showers and thunderstorms before 5am, then a slight chance of showers. Low around 76. Southeast wind 7 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 76 °F

    T-storms then
    Chance
    Showers

  • Monday

    Monday: A slight chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 90. Heat index values as high as 105. Southeast wind 7 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    High: 90 °F

    Chance
    T-storms then
    T-storms

  • Monday Night

    Monday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 77. Southeast wind 5 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 80%.

    Low: 77 °F

    T-storms then
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers, then showers and thunderstorms likely after 11am. Mostly sunny, with a high near 92. Chance of precipitation is 60%.

    High: 92 °F

    Chance
    T-storms then
    T-storms
    Likely

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 77. Chance of precipitation is 60%.

    Low: 77 °F

    T-storms
    Likely then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A slight chance of thunderstorms, then a chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 93. Chance of precipitation is 50%.

    High: 93 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 78.

    Low: 78 °F

    Chance
    T-storms

Detailed Forecast

Overnight
A chance of showers and thunderstorms before 5am, then a slight chance of showers. Mostly cloudy, with a low around 75. Southeast wind around 8 mph. Chance of precipitation is 40%.
Sunday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 89. Heat index values as high as 100. Southeast wind 6 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and thunderstorms before 5am, then a slight chance of showers. Low around 76. Southeast wind 7 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
A slight chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 90. Heat index values as high as 105. Southeast wind 7 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Monday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 77. Southeast wind 5 to 10 mph, with gusts as high as 16 mph. Chance of precipitation is 80%.
Tuesday
A chance of showers, then showers and thunderstorms likely after 11am. Mostly sunny, with a high near 92. Chance of precipitation is 60%.
Tuesday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 77. Chance of precipitation is 60%.
Wednesday
A slight chance of thunderstorms, then a chance of showers and thunderstorms after 8am. Mostly sunny, with a high near 93. Chance of precipitation is 50%.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 78.
Thursday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 94.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78.
Friday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 78.
Saturday
Showers and thunderstorms likely. Mostly sunny, with a high near 92. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Augustine FL
 29.88°N 81.33°W
Last Update:
1:26 am EDT Aug 10, 2025
Forecast Valid:
2am EDT Aug 10, 2025-6pm EDT Aug 16, 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