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

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Partly Cloudy

21°F

-6°C

Humidity 54%
Wind Speed NW 14 mph
Barometer 30.60 in
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill8°F (-13°C)
Last update 23 Feb 9:50 am CST
Extended Forecast for

Highland IL

  • Today

    Today: Sunny, with a high near 30. Northwest wind 6 to 14 mph.

    High: 30 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 19. Calm wind becoming south 5 to 7 mph after midnight.

    Low: 19 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 51. Breezy, with a south wind 8 to 13 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 39 mph.

    High: 51 °F

    Mostly Cloudy
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 33. South wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 22 mph.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 51. Northwest wind around 6 mph becoming light and variable in the afternoon.

    High: 51 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain, then rain likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.

    Low: 36 °F

    Slight Chance
    Rain then
    Rain Likely

  • Thursday

    Thursday: A 40 percent chance of rain before noon. Partly sunny, with a high near 47.

    High: 47 °F

    Chance Rain
    then Partly
    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 59.

    High: 59 °F

    Sunny

Detailed Forecast

Today
Sunny, with a high near 30. Northwest wind 6 to 14 mph.
Tonight
Mostly clear, with a low around 19. Calm wind becoming south 5 to 7 mph after midnight.
Tuesday
Mostly cloudy, with a high near 51. Breezy, with a south wind 8 to 13 mph increasing to 17 to 22 mph in the afternoon. Winds could gust as high as 39 mph.
Tuesday Night
Mostly cloudy, with a low around 33. South wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 22 mph.
Wednesday
Mostly sunny, with a high near 51. Northwest wind around 6 mph becoming light and variable in the afternoon.
Wednesday Night
A slight chance of rain, then rain likely and possibly a thunderstorm after midnight. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.
Thursday
A 40 percent chance of rain before noon. Partly sunny, with a high near 47.
Thursday Night
Mostly clear, with a low around 28.
Friday
Sunny, with a high near 59.
Friday Night
Clear, with a low around 38.
Saturday
Mostly sunny, with a high near 62.
Saturday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 33.
Sunday
A 30 percent chance of rain. Partly sunny, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Highland IL
 38.74°N 89.66°W (Elev. 531 ft)
Last Update:
10:26 am CST Feb 23, 2026
Forecast Valid:
10am CST Feb 23, 2026-6pm CST Mar 1, 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