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

NWS JAX Weather Impact Briefing

Isolated Strong and Severe Thunderstorms Expected This Afternoon & Evening Mainly Across Northeast FL and Coastal Southeast Georgia, and Scattered Severe Thunderstorms Possible on Monday For The Entire Area. Read More >

Current conditions at

Jacksonville International Airport (KJAX)

Lat: 30.5°NLon: 81.69°WElev: 23ft.

Mostly Cloudy

67°F

19°C

Humidity 91%
Wind Speed S 10 mph
Barometer 29.82 in (1009.7 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 16 Mar 4:56 am EDT
Extended Forecast for

Callahan FL

  • Overnight

    Overnight: A 20 percent chance of showers. Cloudy, with a low around 64. South wind around 11 mph, with gusts as high as 17 mph.

    Low: 64 °F

    Slight Chance
    Showers

  • Monday

    Monday: Showers and thunderstorms likely before 1pm, then showers and possibly a thunderstorm between 1pm and 3pm, then a chance of showers and thunderstorms after 3pm. Some of the storms could be severe. High near 81. Windy, with a south wind 13 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 81 °F

    Severe
    Thunderstorms
    and Windy

  • Monday Night

    Monday Night: A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Cloudy during the early evening, then gradual clearing, with a low around 34. Breezy, with a northwest wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.

    Low: 34 °F

    Chance
    Showers and
    Breezy then
    Mostly Clear

  • Tuesday

    Tuesday: Patchy frost before 10am. Otherwise, mostly sunny, with a high near 57. Northwest wind around 9 mph, with gusts as high as 15 mph.

    High: 57 °F

    Patchy Frost
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Patchy frost after 2am. Otherwise, partly cloudy, with a low around 35. Light north wind.

    Low: 35 °F

    Mostly Cloudy
    then Patchy
    Frost

  • Wednesday

    Wednesday: Patchy frost before 9am. Otherwise, sunny, with a high near 62.

    High: 62 °F

    Patchy Frost
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 43.

    Low: 43 °F

    Partly Cloudy

Detailed Forecast

Overnight
A 20 percent chance of showers. Cloudy, with a low around 64. South wind around 11 mph, with gusts as high as 17 mph.
Monday
Showers and thunderstorms likely before 1pm, then showers and possibly a thunderstorm between 1pm and 3pm, then a chance of showers and thunderstorms after 3pm. Some of the storms could be severe. High near 81. Windy, with a south wind 13 to 21 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
A chance of showers and thunderstorms before 8pm, then a slight chance of showers between 8pm and 9pm. Cloudy during the early evening, then gradual clearing, with a low around 34. Breezy, with a northwest wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 30%.
Tuesday
Patchy frost before 10am. Otherwise, mostly sunny, with a high near 57. Northwest wind around 9 mph, with gusts as high as 15 mph.
Tuesday Night
Patchy frost after 2am. Otherwise, partly cloudy, with a low around 35. Light north wind.
Wednesday
Patchy frost before 9am. Otherwise, sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 42.
Thursday
Sunny, with a high near 69.
Thursday Night
Partly cloudy, with a low around 43.
Friday
Sunny, with a high near 77.
Friday Night
Mostly clear, with a low around 49.
Saturday
Sunny, with a high near 83.
Saturday Night
Mostly clear, with a low around 55.
Sunday
Sunny, with a high near 85.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Callahan FL
 30.56°N 81.83°W
Last Update:
2:21 am EDT Mar 16, 2026
Forecast Valid:
5am EDT Mar 16, 2026-6pm EDT Mar 22, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation