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

Hazardous Weather Conditions

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Overcast

21°C

70°F

Humidity 58%
Wind Speed E 17 km/h
Barometer 30.04 in
Dewpoint 13°C (55°F)
Visibility 16 km
Last update 31 May 11:55 pm CDT
Extended Forecast for

Troy IL

  • Overnight

    Overnight: Showers and possibly a thunderstorm. Low around 18. Southeast wind around 14 km/h, with gusts as high as 32 km/h. Chance of precipitation is 90%.

    Low: 18 °C

    Showers

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Cloudy, with a high near 23. Southeast wind 13 to 18 km/h, with gusts as high as 34 km/h. Chance of precipitation is 70%.

    High: 23 °C

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 20 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 16. East wind 5 to 10 km/h becoming calm.

    Low: 16 °C

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 29. Calm wind becoming south 5 to 10 km/h in the afternoon.

    High: 29 °C

    Mostly Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 19. Southeast wind 8 to 10 km/h.

    Low: 19 °C

    Partly Cloudy
    then Slight
    Chance
    T-storms

  • Monday

    Monday: Showers and thunderstorms likely, mainly between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 29. Chance of precipitation is 70%.

    High: 29 °C

    Chance
    T-storms then
    T-storms
    Likely

  • Monday Night

    Monday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 20.

    Low: 20 °C

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 29. Chance of precipitation is 60%.

    High: 29 °C

    Chance
    T-storms then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 21.

    Low: 21 °C

    Chance
    T-storms

Detailed Forecast

Overnight
Showers and possibly a thunderstorm. Low around 18. Southeast wind around 14 km/h, with gusts as high as 32 km/h. Chance of precipitation is 90%.
Saturday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Cloudy, with a high near 23. Southeast wind 13 to 18 km/h, with gusts as high as 34 km/h. Chance of precipitation is 70%.
Saturday Night
A 20 percent chance of showers and thunderstorms before 9pm. Mostly cloudy, with a low around 16. East wind 5 to 10 km/h becoming calm.
Sunday
Mostly sunny, with a high near 29. Calm wind becoming south 5 to 10 km/h in the afternoon.
Sunday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 19. Southeast wind 8 to 10 km/h.
Monday
Showers and thunderstorms likely, mainly between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Partly sunny, with a high near 29. Chance of precipitation is 70%.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 20.
Tuesday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Partly sunny, with a high near 29. Chance of precipitation is 60%.
Tuesday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 21.
Wednesday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 30.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 19.
Thursday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 29.
Thursday Night
Mostly clear, with a low around 17.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 27.
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Disclaimer
Map Legend

ABOUT THIS FORECAST

 
Point Forecast:
Troy IL
 38.72°N 89.89°W (Elev. 551 m)
Last Update:
10:22 pm CDT May 31, 2024
Forecast Valid:
12am CDT Jun 1, 2024-6pm CDT Jun 7, 2024
 
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