Extreme Heat Risk this Week

Extreme heat and little overnight relief will lead to an extreme risk for heat-related impacts through the rest of the week. Extreme Heat Warning in effect on Tuesday. Read More >

Current conditions at

Northeast Florida Regional Airport (KSGJ)

Lat: 29.96°NLon: 81.34°WElev: 3ft.

Fair

91°F

33°C

Humidity 64%
Wind Speed NW 5 mph
Barometer 30.00 in (1015.8 mb)
Dewpoint 77°F (25°C)
Visibility 10.00 mi
Heat Index105°F (41°C)
Last update 19 Aug 11:56 am EDT
Extended Forecast for

4 Miles SSE Green Cove Springs FL

Heat Advisory until August 19, 08:00pm
Click here for hazard details and duration
Heat Advisory
  •  
    Heat Advisory until August 19, 08:00pm

    NOW until 8:00pm Wed

    Heat Advisory

  • This Afternoon

    High: 98 °F

    T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 8pm.  Partly cloudy, with a low around 77. Southwest wind around 6 mph becoming calm  after midnight.  Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 77 °F

    T-storms
    Likely then
    Partly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly between 4pm and 5pm. Some of the storms could produce heavy rainfall.  Increasing clouds and hot, with a high near 99. Heat index values as high as 113. Light west wind.  Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 99 °F

    Sunny then
    Heavy Rain

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 76. Southwest wind around 6 mph.

    Low: 76 °F

    Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: Showers and thunderstorms likely after 2pm.  Mostly sunny and hot, with a high near 97. Southwest wind 3 to 6 mph.  Chance of precipitation is 60%.

    High: 97 °F

    Sunny then
    T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am.  Partly cloudy, with a low around 75. Chance of precipitation is 60%.

    Low: 75 °F

    T-storms
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 94.

    High: 94 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 2am.  Mostly cloudy, with a low around 75.

    Low: 75 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, mainly after 5pm. Mostly sunny and hot, with a high near 98. Heat index values as high as 112. West wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely, mainly before 8pm. Partly cloudy, with a low around 77. Southwest wind around 6 mph becoming calm after midnight. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers and thunderstorms likely, mainly between 4pm and 5pm. Some of the storms could produce heavy rainfall. Increasing clouds and hot, with a high near 99. Heat index values as high as 113. Light west wind. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 76. Southwest wind around 6 mph.
Friday
Showers and thunderstorms likely after 2pm. Mostly sunny and hot, with a high near 97. Southwest wind 3 to 6 mph. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Partly cloudy, with a low around 75. Chance of precipitation is 60%.
Saturday
A 50 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94.
Saturday Night
A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 75.
Sunday
A 50 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 94.
Sunday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 74.
Monday
A 30 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 95.
Monday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 95.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSE Green Cove Springs FL
 29.93°N 81.67°W
8:06 am EDT Aug 19, 2026
12pm EDT Aug 19, 2026-6pm EDT Aug 25, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database