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Current conditions at

Rantoul National Aviation Center Airport (KTIP)

Lat: 40.29°NLon: 88.15°WElev: 732ft.

Fair

64°F

18°C

Humidity 63%
Wind Speed S 6 mph
Barometer 30.16 in
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Last update 10 Oct 9:35 am CDT
Extended Forecast for

Armstrong IL

  • Today

    Today: Mostly cloudy, with a high near 80. South southeast wind around 7 mph.

    High: 80 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 58. East southeast wind 3 to 6 mph.

    Low: 58 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy through mid morning, then gradual clearing, with a high near 79. Calm wind.

    High: 79 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 58. Light and variable wind.

    Low: 58 °F

    Mostly Clear

  • Columbus Day

    Columbus Day: Mostly sunny, with a high near 87. Southwest wind 5 to 10 mph, with gusts as high as 17 mph.

    High: 87 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 67. South southwest wind around 7 mph.

    Low: 67 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 82. West southwest wind 7 to 9 mph becoming northwest in the afternoon. Winds could gust as high as 16 mph.

    High: 82 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 57.

    Low: 57 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 50 percent chance of showers. Mostly sunny, with a high near 74.

    High: 74 °F

    Chance
    Showers

Detailed Forecast

Today
Mostly cloudy, with a high near 80. South southeast wind around 7 mph.
Tonight
Mostly cloudy, with a low around 58. East southeast wind 3 to 6 mph.
Sunday
Mostly cloudy through mid morning, then gradual clearing, with a high near 79. Calm wind.
Sunday Night
Mostly clear, with a low around 58. Light and variable wind.
Columbus Day
Mostly sunny, with a high near 87. Southwest wind 5 to 10 mph, with gusts as high as 17 mph.
Monday Night
Mostly clear, with a low around 67. South southwest wind around 7 mph.
Tuesday
Sunny, with a high near 82. West southwest wind 7 to 9 mph becoming northwest in the afternoon. Winds could gust as high as 16 mph.
Tuesday Night
Mostly clear, with a low around 57.
Wednesday
A 50 percent chance of showers. Mostly sunny, with a high near 74.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 55.
Thursday
Showers likely. Mostly cloudy, with a high near 74.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 51.
Friday
Partly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Armstrong IL
 40.31°N 87.87°W (Elev. 712 ft)
Last Update:
9:37 am CDT Oct 10, 2026
Forecast Valid:
10am CDT Oct 10, 2026-6pm CDT Oct 16, 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