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

50°F

10°C

Humidity 85%
Wind Speed E 5 mph
Barometer 30.34 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 11 Apr 1:35 am CDT
Extended Forecast for

Panama IL

  • Overnight

    Overnight: Clear, with a low around 47. East wind around 6 mph.

    Low: 47 °F

    Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 69. East wind 7 to 9 mph.

    High: 69 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 58. Southeast wind 7 to 9 mph.

    Low: 58 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm. Increasing clouds, with a high near 79. Breezy, with a south wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 79 °F

    Mostly Sunny
    then Slight
    Chance
    Showers and
    Breezy

  • Sunday Night

    Sunday Night: A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. Southwest wind 13 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    Low: 64 °F

    Showers
    Likely

  • Monday

    Monday: A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.

    High: 81 °F

    Chance
    Showers then
    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.

    Low: 66 °F

    Slight Chance
    T-storms

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84.

    High: 84 °F

    Partly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.

    Low: 66 °F

    Chance
    T-storms

Detailed Forecast

Overnight
Clear, with a low around 47. East wind around 6 mph.
Saturday
Increasing clouds, with a high near 69. East wind 7 to 9 mph.
Saturday Night
Partly cloudy, with a low around 58. Southeast wind 7 to 9 mph.
Sunday
A 20 percent chance of showers after 1pm. Increasing clouds, with a high near 79. Breezy, with a south wind 9 to 14 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 28 mph.
Sunday Night
A chance of showers before 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 64. Southwest wind 13 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Monday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Tuesday
A 30 percent chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Wednesday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 81. Chance of precipitation is 60%.
Wednesday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 63. Chance of precipitation is 60%.
Thursday
Showers and thunderstorms likely. Mostly cloudy, with a high near 76. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59.
Friday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80.
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ABOUT THIS FORECAST

 
Point Forecast:
Panama IL
 39.02°N 89.53°W (Elev. 574 ft)
Last Update:
1:26 am CDT Apr 11, 2026
Forecast Valid:
1am CDT Apr 11, 2026-6pm CDT Apr 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation