Dangerous Heat Wave from the Midwest to East Coast

A large ridge of high pressure extending from the Central to Eastern U.S. will deliver a dangerous summer heat wave through the weekend. Widespread excessive heat warnings and heat advisories already cover the Eastern two-thirds of the country. A number of record highs and overnight warm minimum temperatures are likely. Heat indices will surge past 100 degrees and approach the 110s. Heat Safety! Read More >

Current conditions at

Jacksonville International Airport (KJAX)

Lat: 30.5°NLon: 81.69°WElev: 23ft.

Mostly Cloudy

89°F

32°C

Humidity 61%
Wind Speed SW 6 mph
Barometer 30.10 in (1019.4 mb)
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index98°F (37°C)
Last update 19 Jul 10:56 am EDT
Extended Forecast for

Jacksonville International Airport FL

  • Today

    Today: A 50 percent chance of showers and thunderstorms, mainly after noon.  Mostly cloudy, with a high near 93. Heat index values as high as 102. Southwest wind around 6 mph becoming south in the afternoon.  New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Chance
    T-storms

    High: 93 °F

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 9pm.  Mostly cloudy, then gradually becoming mostly clear, with a low around 76. South wind around 6 mph becoming calm  in the evening.

    Slight Chance
    T-storms then
    Partly Cloudy

    Low: 76 °F

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 94. Heat index values as high as 102. Southwest wind 3 to 6 mph.

    Mostly Sunny
    then Chance
    T-storms

    High: 94 °F

  • Saturday
    Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 75. South wind 5 to 7 mph.

    Chance
    T-storms then
    Partly Cloudy

    Low: 75 °F

  • Sunday

    Sunday: A 40 percent chance of showers and thunderstorms after 2pm.  Mostly sunny and hot, with a high near 95. Light and variable wind becoming south around 5 mph in the afternoon.

    Mostly Sunny
    then Chance
    T-storms

    High: 95 °F

  • Sunday
    Night

    Sunday Night: A 30 percent chance of showers and thunderstorms before 8pm.  Partly cloudy, with a low around 74.

    Chance
    T-storms then
    Partly Cloudy

    Low: 74 °F

  • Monday

    Monday: A 50 percent chance of showers and thunderstorms.  Mostly sunny and hot, with a high near 95.

    Chance
    T-storms

    High: 95 °F

  • Monday
    Night

    Monday Night: A 20 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 74.

    Slight Chance
    T-storms

    Low: 74 °F

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms.  Partly sunny, with a high near 93.

    Chance
    Showers

    High: 93 °F

Detailed Forecast

Today
A 50 percent chance of showers and thunderstorms, mainly after noon. Mostly cloudy, with a high near 93. Heat index values as high as 102. Southwest wind around 6 mph becoming south in the afternoon. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
A 20 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 76. South wind around 6 mph becoming calm in the evening.
Saturday
A 30 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. Heat index values as high as 102. Southwest wind 3 to 6 mph.
Saturday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75. South wind 5 to 7 mph.
Sunday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 95. Light and variable wind becoming south around 5 mph in the afternoon.
Sunday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 74.
Monday
A 50 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 95.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Tuesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 93.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74.
Wednesday
Showers and thunderstorms likely. Partly sunny, with a high near 92. Chance of precipitation is 70%.
Wednesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74.
Thursday
Showers and thunderstorms likely. Partly sunny, with a high near 91. Chance of precipitation is 70%.
Click Map For Forecast
Point Forecast:
Jacksonville International Airport FL
 30.5°N 81.68°W
10:17 am EDT Jul 19, 2019
11am EDT Jul 19, 2019-6pm EDT Jul 25, 2019
 
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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