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

70°F

21°C

Humidity 93%
Wind Speed SE 6 mph
Barometer 29.60 in
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 15 May 3:15 am CDT
Extended Forecast for

Highland ILSimilar City Names

  • Overnight

    Overnight: Mostly cloudy, with a low around 68. Southeast wind around 8 mph.

    Low: 68 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 88. South wind 8 to 17 mph, with gusts as high as 25 mph.

    High: 88 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 20 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 62. Southwest wind 7 to 14 mph.

    Low: 62 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Friday

    Friday: Showers and thunderstorms likely, mainly after 4pm. Sunny, with a high near 86. South wind 6 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.

    High: 86 °F

    Sunny then
    T-storms
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely, mainly before 10pm. Mostly clear, with a low around 60. West wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    Low: 60 °F

    T-storms
    Likely then
    Slight Chance
    T-storms

  • Saturday

    Saturday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 68. Southeast wind around 8 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 88. South wind 8 to 17 mph, with gusts as high as 25 mph.
Thursday Night
A 20 percent chance of showers and thunderstorms before 8pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 62. Southwest wind 7 to 14 mph.
Friday
Showers and thunderstorms likely, mainly after 4pm. Sunny, with a high near 86. South wind 6 to 16 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Friday Night
Showers and thunderstorms likely, mainly before 10pm. Mostly clear, with a low around 60. West wind 9 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Saturday
Sunny, with a high near 77.
Saturday Night
Mostly clear, with a low around 56.
Sunday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 78.
Sunday Night
A 40 percent chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 59.
Monday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 75. Chance of precipitation is 60%.
Monday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Tuesday
Showers and possibly a thunderstorm. High near 78. Chance of precipitation is 80%.
Tuesday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 63. Chance of precipitation is 70%.
Wednesday
A 30 percent chance of showers. Mostly sunny, with a high near 77.
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ABOUT THIS FORECAST

 
Point Forecast:
Highland ILSimilar City Names
 38.74°N 89.69°W (Elev. 548 ft)
Last Update:
10:22 pm CDT May 14, 2025
Forecast Valid:
3am CDT May 15, 2025-6pm CDT May 21, 2025
 
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Additional Resources

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Chance of Precipitation