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

Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Hazardous Weather Conditions

Current conditions at

Logan County Airport (KAAA)

Lat: 40.16°NLon: 89.34°WElev: 591ft.

N/A

Humidity NA
Wind Speed NA
Barometer NA
Dewpoint N/A
Visibility NA
Last update *** Not a current observation ***
Extended Forecast for

Lincoln IL

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 10pm. Some of the storms could be severe. Mostly cloudy, then gradually becoming clear, with a low around 61. West wind 9 to 15 mph, with gusts as high as 24 mph.

    Low: 61 °F

    Severe
    Thunderstorms
    then Mostly
    Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 75. West northwest wind 9 to 11 mph, with gusts as high as 22 mph.

    High: 75 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 56. West northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: Sunny, with a high near 80. West northwest wind 3 to 8 mph.

    High: 80 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 62. West northwest wind around 5 mph becoming calm in the evening.

    Low: 62 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 83. Southwest wind 3 to 6 mph.

    High: 83 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 1am. Partly cloudy, with a low around 64. Southwest wind around 6 mph becoming east in the evening.

    Low: 64 °F

    Mostly Clear
    then Chance
    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 79. Chance of precipitation is 90%.

    High: 79 °F

    Heavy Rain

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 70%.

    Low: 62 °F

    Showers
    Likely

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly before 10pm. Some of the storms could be severe. Mostly cloudy, then gradually becoming clear, with a low around 61. West wind 9 to 15 mph, with gusts as high as 24 mph.
Thursday
Mostly sunny, with a high near 75. West northwest wind 9 to 11 mph, with gusts as high as 22 mph.
Thursday Night
Mostly clear, with a low around 56. West northwest wind 5 to 7 mph becoming calm in the evening.
Juneteenth
Sunny, with a high near 80. West northwest wind 3 to 8 mph.
Friday Night
Partly cloudy, with a low around 62. West northwest wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 83. Southwest wind 3 to 6 mph.
Saturday Night
A 30 percent chance of showers after 1am. Partly cloudy, with a low around 64. Southwest wind around 6 mph becoming east in the evening.
Sunday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 79. Chance of precipitation is 90%.
Sunday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 70%.
Monday
Partly sunny, with a high near 77.
Monday Night
Mostly clear, with a low around 57.
Tuesday
Sunny, with a high near 79.
Tuesday Night
Partly cloudy, with a low around 60.
Wednesday
Mostly sunny, with a high near 81.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lincoln IL
 40.14°N 89.36°W (Elev. 574 ft)
Last Update:
7:46 pm CDT Jun 17, 2026
Forecast Valid:
8pm CDT Jun 17, 2026-6pm CDT Jun 24, 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