Current conditions at
St. Louis Regional Airport (KALN)
Lat: 38.89°NLon: 90.03°WElev: 518ft.
Fog/Mist
47°F
8°C
| Humidity | 92% |
| Wind Speed | Calm |
| Barometer | 30.18 in |
| Dewpoint | 45°F (7°C) |
| Visibility | 4.00 mi |
| Last update | 19 Nov 6:35 am CST |
Extended Forecast for
Troy ILSimilar City Names
Today
High: 56 °F
Mostly Cloudy
Tonight
Low: 47 °F
Mostly Cloudy
Thursday
High: 59 °F
Rain
Thursday Night
Low: 54 °F
Rain
Friday
High: 62 °F
Rain
Friday Night
Low: 48 °F
Rain Likely
then Slight
Chance RainSaturday
High: 61 °F
Mostly Sunny
Saturday Night
Low: 44 °F
Partly Cloudy
Sunday
High: 63 °F
Mostly Sunny
Detailed Forecast
Today
Mostly cloudy, with a high near 56. North wind around 5 mph becoming calm in the morning.
Tonight
Mostly cloudy, with a low around 47. Light southeast wind.
Thursday
Rain. High near 59. Southeast wind 3 to 8 mph. Chance of precipitation is 80%.
Thursday Night
Rain. Low around 54. Southeast wind around 5 mph becoming calm. Chance of precipitation is 80%.
Friday
Rain, with thunderstorms also possible after 3pm. High near 62. East wind 6 to 10 mph. Chance of precipitation is 90%.
Friday Night
Rain likely, mainly before midnight. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.
Saturday
Mostly sunny, with a high near 61.
Saturday Night
Partly cloudy, with a low around 44.
Sunday
Mostly sunny, with a high near 63.
Sunday Night
Partly cloudy, with a low around 43.
Monday
A 20 percent chance of rain. Partly sunny, with a high near 60.
Monday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 44.
Tuesday
A 40 percent chance of rain. Mostly cloudy, with a high near 57.
Additional Forecasts and Information
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Point Forecast:
Troy ILSimilar City Names
38.72°N 89.89°W (Elev. 551 ft)
38.72°N 89.89°W (Elev. 551 ft)
6:31 am CST Nov 19, 2025
6am CST Nov 19, 2025-6pm CST Nov 25, 2025
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