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

Rantoul National Aviation Center Airport (KTIP)

Lat: 40.29°NLon: 88.15°WElev: 732ft.

Partly Cloudy and Breezy

19°F

-7°C

Humidity 63%
Wind Speed NW 23 G 28 mph
Barometer 30.41 in
Dewpoint 8°F (-13°C)
Visibility 10.00 mi
Wind Chill2°F (-17°C)
Last update 22 Feb 7:55 pm CST
Extended Forecast for

Armstrong IL

  • Tonight

    Tonight: A chance of flurries before 4am. Mostly cloudy, with a low around 16. Wind chill values between 2 and 8. Northwest wind around 16 mph, with gusts as high as 26 mph.

    Low: 16 °F

    Chance
    Flurries

  • Monday

    Monday: Mostly sunny, with a high near 30. Wind chill values between 1 and 11. North northwest wind 8 to 17 mph, with gusts as high as 26 mph.

    High: 30 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 18. Calm wind becoming south around 6 mph after midnight.

    Low: 18 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 43. Breezy, with a south wind 8 to 13 mph increasing to 17 to 22 mph in the morning. Winds could gust as high as 32 mph.

    High: 43 °F

    Mostly Cloudy
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around 28. South southwest wind 9 to 14 mph becoming west northwest after midnight. Winds could gust as high as 22 mph.

    Low: 28 °F

    Decreasing
    Clouds

  • Wednesday

    Wednesday: Sunny, with a high near 45. West wind 6 to 10 mph, with gusts as high as 16 mph.

    High: 45 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Rain and snow likely, mainly after midnight. Mostly cloudy, with a low around 29. West northwest wind 5 to 10 mph becoming east in the evening. Winds could gust as high as 15 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 29 °F

    Rain/Snow
    Likely

  • Thursday

    Thursday: A chance of rain and snow before noon. Partly sunny, with a high near 42. Chance of precipitation is 30%.

    High: 42 °F

    Chance
    Rain/Snow
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 22.

    Low: 22 °F

    Partly Cloudy

Detailed Forecast

Tonight
A chance of flurries before 4am. Mostly cloudy, with a low around 16. Wind chill values between 2 and 8. Northwest wind around 16 mph, with gusts as high as 26 mph.
Monday
Mostly sunny, with a high near 30. Wind chill values between 1 and 11. North northwest wind 8 to 17 mph, with gusts as high as 26 mph.
Monday Night
Partly cloudy, with a low around 18. Calm wind becoming south around 6 mph after midnight.
Tuesday
Mostly cloudy, with a high near 43. Breezy, with a south wind 8 to 13 mph increasing to 17 to 22 mph in the morning. Winds could gust as high as 32 mph.
Tuesday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around 28. South southwest wind 9 to 14 mph becoming west northwest after midnight. Winds could gust as high as 22 mph.
Wednesday
Sunny, with a high near 45. West wind 6 to 10 mph, with gusts as high as 16 mph.
Wednesday Night
Rain and snow likely, mainly after midnight. Mostly cloudy, with a low around 29. West northwest wind 5 to 10 mph becoming east in the evening. Winds could gust as high as 15 mph. Chance of precipitation is 70%. New precipitation amounts between a quarter and half of an inch possible.
Thursday
A chance of rain and snow before noon. Partly sunny, with a high near 42. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 22.
Friday
Sunny, with a high near 51.
Friday Night
Mostly clear, with a low around 35.
Saturday
Mostly sunny, with a high near 56.
Saturday Night
Partly cloudy, with a low around 25.
Sunday
Partly sunny, with a high near 40.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Armstrong IL
 40.31°N 87.87°W (Elev. 712 ft)
Last Update:
7:16 pm CST Feb 22, 2026
Forecast Valid:
8pm CST Feb 22, 2026-6pm CST Mar 1, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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