National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Northeast Florida Regional Airport (KSGJ)

Lat: 29.96°NLon: 81.34°WElev: 3ft.

Light Rain

75°F

24°C

Humidity 96%
Wind Speed SW 5 mph
Barometer 30.02 in (1016.4 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Last update 14 Jul 4:56 am EDT
Extended Forecast for

Saint Augustine South FL

Flood Advisory until July 14, 06:30am
Click here for hazard details and duration
Flood Advisory
  •  
    Flood Advisory until July 14, 06:30am

    NOW until 6:30am Mon

    Flood Advisory

  • Overnight

    Low: 73 °F

    Chance
    T-storms

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 90. Heat index values as high as 103. West wind 6 to 13 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 90 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms, mainly before 9pm. Partly cloudy, with a low around 75. Northeast wind 5 to 7 mph becoming light and variable in the evening.

    Low: 75 °F

    Chance
    Showers then
    Partly Cloudy

  • Tuesday

    Tuesday: Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 88. North wind 5 to 11 mph becoming east in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 70%.

    High: 88 °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 74. South wind 6 to 8 mph. Chance of precipitation is 60%.

    Low: 74 °F

    T-storms
    Likely then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 90. Breezy. Chance of precipitation is 80%.

    High: 90 °F

    Chance
    T-storms then
    T-storms and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Low around 75. Chance of precipitation is 80%.

    Low: 75 °F

    T-storms then
    Slight Chance
    Showers

  • Thursday

    Thursday: A slight chance of thunderstorms, then showers and thunderstorms likely after 8am. Mostly sunny, with a high near 91. Chance of precipitation is 70%.

    High: 91 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

Detailed Forecast

Overnight
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 73. West wind around 5 mph.
Monday
A 50 percent chance of showers and thunderstorms, mainly after 1pm. Partly sunny, with a high near 90. Heat index values as high as 103. West wind 6 to 13 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before 9pm. Partly cloudy, with a low around 75. Northeast wind 5 to 7 mph becoming light and variable in the evening.
Tuesday
Showers and thunderstorms likely, mainly after 2pm. Mostly sunny, with a high near 88. North wind 5 to 11 mph becoming east in the afternoon. Winds could gust as high as 17 mph. Chance of precipitation is 70%.
Tuesday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 74. South wind 6 to 8 mph. Chance of precipitation is 60%.
Wednesday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 90. Breezy. Chance of precipitation is 80%.
Wednesday Night
Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Low around 75. Chance of precipitation is 80%.
Thursday
A slight chance of thunderstorms, then showers and thunderstorms likely after 8am. Mostly sunny, with a high near 91. Chance of precipitation is 70%.
Thursday Night
Showers and thunderstorms likely before 8pm. Partly cloudy, with a low around 75. Chance of precipitation is 60%.
Friday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Sunny, with a high near 92.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Saturday
A 50 percent chance of showers and thunderstorms. Sunny, with a high near 93.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Sunday
Showers and thunderstorms likely. Mostly sunny, with a high near 94. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Saint Augustine South FL
 29.86°N 81.33°W
Last Update:
5:11 am EDT Jul 14, 2025
Forecast Valid:
5am EDT Jul 14, 2025-6pm EDT Jul 20, 2025
 
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