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

Significant Coastal Impacts to the Mid-Atlantic and Northeast; Tropical Storm Nolo to Impact Hawaii

A strong coastal storm will bring moderate to major coastal flooding, strong winds, heavy rainfall and high surf to the Mid-Atlantic and New England. Tropical Storm Nolo is expected to strengthen into a hurricane today as it moves north toward the Big Island of Hawaii. Heavy rainfall may produce life-threatening, catastrophic flooding and mudslides. Read More >

Current conditions at

Jacksonville Municipal Airport (KIJX)

Lat: 39.77°NLon: 90.24°WElev: 614ft.

Overcast

67°F

19°C

Humidity 70%
Wind Speed NE 3 mph
Barometer 30.30 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 24 Sep 12:35 pm CDT
Extended Forecast for

South Jacksonville IL

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 70. East northeast wind around 6 mph.

    High: 70 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 61. Northeast wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of sprinkles before 11am. Mostly cloudy, with a high near 72. Calm wind becoming east northeast around 5 mph in the afternoon.

    High: 72 °F

    Slight Chance
    Sprinkles

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 58. East wind 3 to 5 mph.

    Low: 58 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 69. Light east southeast wind.

    High: 69 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 57. Light east southeast wind.

    Low: 57 °F

    Cloudy then
    Chance
    Showers

  • Sunday

    Sunday: Mostly cloudy, with a high near 73. Light east southeast wind.

    High: 73 °F

    Mostly Cloudy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 55.

    Low: 55 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 70. East northeast wind around 6 mph.
Tonight
Mostly cloudy, with a low around 61. Northeast wind around 5 mph becoming calm in the evening.
Friday
A slight chance of sprinkles before 11am. Mostly cloudy, with a high near 72. Calm wind becoming east northeast around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 58. East wind 3 to 5 mph.
Saturday
A 40 percent chance of showers after 1pm. Mostly cloudy, with a high near 69. Light east southeast wind.
Saturday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 57. Light east southeast wind.
Sunday
Mostly cloudy, with a high near 73. Light east southeast wind.
Sunday Night
Partly cloudy, with a low around 55.
Monday
Mostly sunny, with a high near 76.
Monday Night
Mostly clear, with a low around 58.
Tuesday
A chance of showers. Partly sunny, with a high near 79.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 64.
Wednesday
A chance of showers. Partly sunny, with a high near 75.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
South Jacksonville IL
 39.7°N 90.24°W (Elev. 650 ft)
Last Update:
12:51 pm CDT Sep 24, 2026
Forecast Valid:
12pm CDT Sep 24, 2026-6pm CDT Sep 30, 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