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

Areas of Hazardous Weather This Weekend

A series of cold fronts from North Pacific storms will bring periods of gusty winds, low elevation rainfall, and high elevation snow to the Pacific Northwest this weekend into next week. Heavy to excessive rainfall may produce areas of flooding over southern Texas this weekend. Read More >

Current conditions at

St. Louis Regional Airport (KALN)

Lat: 38.89°NLon: 90.03°WElev: 518ft.

Fair

35°F

2°C

Humidity 93%
Wind Speed Calm
Barometer 30.20 in
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Last update 7 Nov 11:55 pm CST
Extended Forecast for

Troy IL

  • Overnight

    Overnight: Clear, with a low around 33. Light southwest wind.

    Low: 33 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 62. Light southwest wind becoming west 5 to 9 mph in the morning.

    High: 62 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 38. West wind around 5 mph becoming calm in the evening.

    Low: 38 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 64. Calm wind becoming southwest around 5 mph.

    High: 64 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 44. Light west wind.

    Low: 44 °F

    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 45.

    Low: 45 °F

    Mostly Clear

  • Veterans Day

    Veterans Day: A 30 percent chance of rain, mainly after noon. Partly sunny, with a high near 65.

    High: 65 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 43.

    Low: 43 °F

    Slight Chance
    Rain then
    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 33. Light southwest wind.
Sunday
Sunny, with a high near 62. Light southwest wind becoming west 5 to 9 mph in the morning.
Sunday Night
Mostly clear, with a low around 38. West wind around 5 mph becoming calm in the evening.
Monday
Sunny, with a high near 64. Calm wind becoming southwest around 5 mph.
Monday Night
Clear, with a low around 44. Light west wind.
Tuesday
Sunny, with a high near 68.
Tuesday Night
Mostly clear, with a low around 45.
Veterans Day
A 30 percent chance of rain, mainly after noon. Partly sunny, with a high near 65.
Wednesday Night
A 20 percent chance of rain before midnight. Mostly cloudy, with a low around 43.
Thursday
A 20 percent chance of rain before noon. Mostly sunny, with a high near 54.
Thursday Night
Partly cloudy, with a low around 33.
Friday
Mostly sunny, with a high near 50.
Friday Night
Mostly clear, with a low around 33.
Saturday
Sunny, with a high near 57.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Troy IL
 38.72°N 89.89°W (Elev. 551 ft)
Last Update:
10:41 pm CST Nov 7, 2026
Forecast Valid:
12am CST Nov 8, 2026-6pm CST Nov 14, 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