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

Hazardous Weather Conditions

Current conditions at

Jacksonville Municipal Airport (KIJX)

Lat: 39.77°NLon: 90.24°WElev: 614ft.

Overcast

60°F

16°C

Humidity 51%
Wind Speed SE 12 G 17 mph
Barometer 29.89 in
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Last update 15 May 2:15 am CDT
Extended Forecast for

4 Miles WSW Alexander IL

  • Overnight

    Overnight: A chance of showers, then showers and possibly a thunderstorm after 4am. Some of the storms could produce heavy rainfall. Low around 54. South southeast wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Heavy Rain

  • Friday

    Friday: Showers and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms between 8am and 9am. Some of the storms could produce heavy rainfall. High near 80. South southeast wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 80 °F

    Heavy Rain
    then Sunny

  • Friday Night

    Friday Night: A 30 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 63. South southeast wind 10 to 13 mph, with gusts as high as 23 mph.

    Low: 63 °F

    Partly Cloudy
    then Chance
    T-storms

  • Saturday

    Saturday: A chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 81. South southwest wind 9 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Showers
    Likely then
    Chance
    T-storms

  • Saturday Night

    Saturday Night: A 30 percent chance of showers before 1am. Partly cloudy, with a low around 62. South wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: 62 °F

    Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 89. Breezy, with a south wind 14 to 22 mph, with gusts as high as 30 mph.

    High: 89 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 67. South wind 16 to 18 mph, with gusts as high as 29 mph.

    Low: 67 °F

    Mostly Clear

  • Monday

    Monday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 88. Breezy. Chance of precipitation is 60%.

    High: 88 °F

    Breezy.
    Chance
    T-storms then
    Showers
    Likely

  • Monday Night

    Monday Night: A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Breezy.

    Low: 67 °F

    Chance
    T-storms and
    Breezy

Detailed Forecast

Overnight
A chance of showers, then showers and possibly a thunderstorm after 4am. Some of the storms could produce heavy rainfall. Low around 54. South southeast wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday
Showers and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms between 8am and 9am. Some of the storms could produce heavy rainfall. High near 80. South southeast wind 14 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Friday Night
A 30 percent chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 63. South southeast wind 10 to 13 mph, with gusts as high as 23 mph.
Saturday
A chance of showers and thunderstorms before 7am, then showers likely and possibly a thunderstorm between 7am and 11am, then a chance of showers and thunderstorms after 11am. Partly sunny, with a high near 81. South southwest wind 9 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 30 percent chance of showers before 1am. Partly cloudy, with a low around 62. South wind 6 to 13 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 89. Breezy, with a south wind 14 to 22 mph, with gusts as high as 30 mph.
Sunday Night
Mostly clear, with a low around 67. South wind 16 to 18 mph, with gusts as high as 29 mph.
Monday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 88. Breezy. Chance of precipitation is 60%.
Monday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Breezy.
Tuesday
A chance of showers, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 85. Breezy. Chance of precipitation is 70%.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 56.
Wednesday
Partly sunny, with a high near 73.
Wednesday Night
Partly cloudy, with a low around 51.
Thursday
Partly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Alexander IL
 39.68°N 90.13°W (Elev. 650 ft)
Last Update:
1:26 am CDT May 15, 2026
Forecast Valid:
2am CDT May 15, 2026-6pm CDT May 21, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation