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.

Overcast

76°F

24°C

Humidity 91%
Wind Speed W 8 mph
Barometer 29.86 in (1011.2 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 30 Jul 1:56 am EDT
Extended Forecast for

6 Miles SSW Jacksonville International Airport FL

Heat Advisory July 30, 11:00am until July 30, 07:00pm
Click here for hazard details and duration
Heat Advisory

  • Overnight

    Overnight: Mostly cloudy, with a low around 77. Southwest wind around 8 mph.

    Low: 77 °F

    Mostly Cloudy

  • Thursday

    Thursday: Showers and thunderstorms likely, mainly after 4pm. Increasing clouds and hot, with a high near 96. Heat index values as high as 105. West wind around 9 mph, with gusts as high as 16 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 96 °F

    Mostly Sunny
    then T-storms
    Likely

  • Thursday Night

    Thursday Night: Showers and thunderstorms likely, mainly before 1am. Partly cloudy, with a low around 75. West wind 6 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 75 °F

    Showers
    Likely then
    Slight Chance
    T-storms

  • Friday

    Friday: 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 93. Heat index values as high as 102. Southwest wind 3 to 8 mph. Chance of precipitation is 80%.

    High: 93 °F

    Chance
    T-storms then
    T-storms

  • Friday Night

    Friday Night: Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Low around 75. Southwest wind 3 to 6 mph. Chance of precipitation is 80%.

    Low: 75 °F

    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: A slight chance of showers, then showers and thunderstorms likely after 11am. Partly sunny, with a high near 92. Chance of precipitation is 70%.

    High: 92 °F

    Slight Chance
    T-storms then
    T-storms
    Likely

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 2am, then a slight chance of showers. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.

    Low: 75 °F

    T-storms
    Likely

  • Sunday

    Sunday: A slight chance of showers, then showers and thunderstorms after 8am. High near 90. Chance of precipitation is 80%.

    High: 90 °F

    Chance
    T-storms then
    T-storms

  • Sunday Night

    Sunday Night: Showers and thunderstorms, mainly before 8pm. Low around 75. Chance of precipitation is 80%.

    Low: 75 °F

    T-storms then
    Chance
    T-storms

Detailed Forecast

Overnight
Mostly cloudy, with a low around 77. Southwest wind around 8 mph.
Thursday
Showers and thunderstorms likely, mainly after 4pm. Increasing clouds and hot, with a high near 96. Heat index values as high as 105. West wind around 9 mph, with gusts as high as 16 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms likely, mainly before 1am. Partly cloudy, with a low around 75. West wind 6 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Friday
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 93. Heat index values as high as 102. Southwest wind 3 to 8 mph. Chance of precipitation is 80%.
Friday Night
Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Low around 75. Southwest wind 3 to 6 mph. Chance of precipitation is 80%.
Saturday
A slight chance of showers, then showers and thunderstorms likely after 11am. Partly sunny, with a high near 92. Chance of precipitation is 70%.
Saturday Night
Showers and thunderstorms likely before 2am, then a slight chance of showers. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.
Sunday
A slight chance of showers, then showers and thunderstorms after 8am. High near 90. Chance of precipitation is 80%.
Sunday Night
Showers and thunderstorms, mainly before 8pm. Low around 75. Chance of precipitation is 80%.
Monday
Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 60%.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 75. Chance of precipitation is 60%.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 75.
Wednesday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSW Jacksonville International Airport FL
 30.42°N 81.72°W
Last Update:
11:22 pm EDT Jul 29, 2026
Forecast Valid:
2am EDT Jul 30, 2026-6pm EDT Aug 5, 2026
 
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