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

88°F

31°C

Humidity 59%
Wind Speed Calm
Barometer 30.00 in (1015.9 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index95°F (35°C)
Last update 27 Aug 12:56 pm EDT
Extended Forecast for

Callahan FL

  • This Afternoon

    This Afternoon: Showers and thunderstorms likely, mainly after 5pm. Partly sunny, with a high near 91. Southwest wind 3 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 73. Light south wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 73 °F

    T-storms
    Likely then
    Partly Cloudy

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 3pm. Increasing clouds, with a high near 91. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 91 °F

    Mostly Sunny
    then T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 72. Calm wind. Chance of precipitation is 60%.

    Low: 72 °F

    T-storms
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: 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. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 80%.

    High: 90 °F

    Chance
    Showers then
    T-storms

  • Saturday Night

    Saturday Night: Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Low around 73. Chance of precipitation is 80%.

    Low: 73 °F

    T-storms then
    Chance
    Showers

  • Sunday

    Sunday: A slight chance of thunderstorms, then a chance of showers and thunderstorms after 8am. Partly sunny, with a high near 91. Chance of precipitation is 50%.

    High: 91 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 73. Chance of precipitation is 30%.

    Low: 73 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 90.

    High: 90 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, mainly after 5pm. Partly sunny, with a high near 91. Southwest wind 3 to 5 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 before 11pm, then a slight chance of showers between 11pm and midnight. Mostly cloudy, with a low around 73. Light south wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Showers and thunderstorms likely, mainly after 3pm. Increasing clouds, with a high near 91. Calm wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and thunderstorms likely before 11pm, then a chance of showers between 11pm and 2am. Mostly cloudy, with a low around 72. Calm wind. Chance of precipitation is 60%.
Saturday
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. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 80%.
Saturday Night
Showers and thunderstorms before 11pm, then a chance of showers between 11pm and 2am. Low around 73. Chance of precipitation is 80%.
Sunday
A slight chance of thunderstorms, then a chance of showers and thunderstorms after 8am. Partly sunny, with a high near 91. Chance of precipitation is 50%.
Sunday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 73. Chance of precipitation is 30%.
Monday
A 40 percent chance of showers and thunderstorms, mainly after 2pm. Partly sunny, with a high near 90.
Monday Night
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 73.
Tuesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73.
Wednesday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 92.
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ABOUT THIS FORECAST

 
Point Forecast:
Callahan FL
 30.56°N 81.83°W
Last Update:
9:21 am EDT Aug 27, 2026
Forecast Valid:
1pm EDT Aug 27, 2026-6pm EDT Sep 2, 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