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

Hazardous Weather Conditions

Current conditions at

Jacksonville International Airport (KJAX)

Lat: 30.5°NLon: 81.69°WElev: 23ft.

Mostly Cloudy

78°F

26°C

Humidity 90%
Wind Speed W 5 mph
Barometer 30.06 in (1017.9 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 16 Aug 1:56 am EDT
Extended Forecast for

7 Miles SSW Jacksonville International Airport FL

Heat Advisory August 16, 11:00am until August 16, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Mostly clear, with a low around 78. Calm wind.

    Low: 78 °F

    Mostly Clear

  • Saturday

    Saturday: Showers and thunderstorms likely, mainly after 5pm. Some of the storms could produce heavy rainfall. Mostly sunny, with a high near 94. Heat index values as high as 109. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    High: 94 °F

    Slight Chance
    T-storms then
    Heavy Rain

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely, mainly before 8pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 76. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 76 °F

    Heavy Rain
    then Slight
    Chance
    T-storms

  • Sunday

    Sunday: Showers likely, then showers and possibly a thunderstorm after 11am. High near 90. Calm wind becoming northeast 5 to 9 mph in the morning. Chance of precipitation is 80%.

    High: 90 °F

    Showers
    Likely then
    T-storms

  • Sunday Night

    Sunday Night: Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Low around 75. Northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%.

    Low: 75 °F

    T-storms then
    Slight Chance
    Showers

  • Monday

    Monday: A slight chance of showers, then a chance of showers and thunderstorms after 11am. Sunny, with a high near 92. Chance of precipitation is 30%.

    High: 92 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 75.

    Low: 75 °F

    Chance
    T-storms then
    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Sunny, with a high near 92.

    High: 92 °F

    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Mostly clear, with a low around 76. Chance of precipitation is 30%.

    Low: 76 °F

    Chance
    T-storms then
    Slight Chance
    Showers

Detailed Forecast

Overnight
Mostly clear, with a low around 78. Calm wind.
Saturday
Showers and thunderstorms likely, mainly after 5pm. Some of the storms could produce heavy rainfall. Mostly sunny, with a high near 94. Heat index values as high as 109. Calm wind becoming east around 6 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Saturday Night
Showers and thunderstorms likely, mainly before 8pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 76. Northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
Showers likely, then showers and possibly a thunderstorm after 11am. High near 90. Calm wind becoming northeast 5 to 9 mph in the morning. Chance of precipitation is 80%.
Sunday Night
Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Low around 75. Northeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 80%.
Monday
A slight chance of showers, then a chance of showers and thunderstorms after 11am. Sunny, with a high near 92. Chance of precipitation is 30%.
Monday Night
A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 75.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Sunny, with a high near 92.
Tuesday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 2am. Mostly clear, with a low around 76. Chance of precipitation is 30%.
Wednesday
A slight chance of thunderstorms, then a chance of showers and thunderstorms after 8am. Sunny, with a high near 93. Chance of precipitation is 40%.
Wednesday Night
A chance of thunderstorms. Mostly clear, with a low around 76. Chance of precipitation is 30%.
Thursday
A 40 percent chance of showers and thunderstorms. Sunny and hot, with a high near 95.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly clear, with a low around 76.
Friday
Showers and thunderstorms likely. Mostly sunny, with a high near 94. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles SSW Jacksonville International Airport FL
 30.4°N 81.75°W
Last Update:
1:26 am EDT Aug 16, 2025
Forecast Valid:
2am EDT Aug 16, 2025-6pm EDT Aug 22, 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