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.

Fair

61°F

16°C

Humidity 73%
Wind Speed SW 7 mph
Barometer 30.05 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 22 Apr 5:15 am CDT
Extended Forecast for

Panama IL

  • Today

    Today: Mostly sunny, with a high near 77. Southwest wind 6 to 9 mph.

    High: 77 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 55. South wind 3 to 5 mph.

    Low: 55 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 79. South wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 61. South wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

    Low: 61 °F

    Partly Cloudy
    then Showers
    Likely

  • Friday

    Friday: Showers and possibly a thunderstorm. High near 74. South wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.

    High: 74 °F

    Showers

  • Friday Night

    Friday Night: A 20 percent chance of showers before 1am. Partly cloudy, with a low around 53.

    Low: 53 °F

    Slight Chance
    Showers

  • Saturday

    Saturday: Mostly sunny, with a high near 73.

    High: 73 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 50.

    Low: 50 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 74.

    High: 74 °F

    Partly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 77. Southwest wind 6 to 9 mph.
Tonight
Mostly clear, with a low around 55. South wind 3 to 5 mph.
Thursday
Sunny, with a high near 79. South wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
Showers likely and possibly a thunderstorm after 1am. Partly cloudy, with a low around 61. South wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Friday
Showers and possibly a thunderstorm. High near 74. South wind 10 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Friday Night
A 20 percent chance of showers before 1am. Partly cloudy, with a low around 53.
Saturday
Mostly sunny, with a high near 73.
Saturday Night
Partly cloudy, with a low around 50.
Sunday
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 74.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 75. Breezy. Chance of precipitation is 70%.
Monday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 50.
Tuesday
Mostly sunny, with a high near 67.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Panama IL
 39.02°N 89.53°W (Elev. 574 ft)
Last Update:
4:11 am CDT Apr 22, 2026
Forecast Valid:
5am CDT Apr 22, 2026-6pm CDT Apr 28, 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