Heavy Snow in the Sierra Nevada; Heavy Rainfall in Texas Sunday
Heavy snow is expected in the Sierra Nevada mountain ranges into Saturday causing hazardous travel conditions. Winter Storm Warnings have been issued. Thunderstorms and moderate to heavy rainfall are expected across portions of eastern Texas into Louisiana on Sunday. Read More >
Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.N/A
| Humidity | NA |
| Wind Speed | NA |
| Barometer | NA |
| Dewpoint | N/A |
| Visibility | NA |
| Last update | *** Not a current observation *** |
Extended Forecast for
Waterloo IL
Today
High: 53 °F
Sunny
Tonight
Low: 31 °F
Mostly Clear
Monday
High: 57 °F
Sunny
Monday Night
Low: 34 °F
Clear
Tuesday
High: 59 °F
Sunny
Tuesday Night
Low: 38 °F
Clear
Wednesday
High: 62 °F
Sunny
Wednesday Night
Low: 45 °F
Partly Cloudy
Thursday
High: 67 °F
Mostly Sunny
Detailed Forecast
Today
Sunny, with a high near 53. Calm wind.
Tonight
Mostly clear, with a low around 31. Calm wind.
Monday
Sunny, with a high near 57. Light southeast wind.
Monday Night
Clear, with a low around 34. Light south wind.
Tuesday
Sunny, with a high near 59. Calm wind becoming south 5 to 7 mph in the afternoon.
Tuesday Night
Clear, with a low around 38.
Wednesday
Sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 45.
Thursday
Mostly sunny, with a high near 67.
Thursday Night
Partly cloudy, with a low around 48.
Friday
Mostly sunny, with a high near 69.
Friday Night
Mostly clear, with a low around 49.
Saturday
A 20 percent chance of rain. Mostly sunny, with a high near 70.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Waterloo IL
38.33°N 90.16°W (Elev. 600 ft)
38.33°N 90.16°W (Elev. 600 ft)
10:06 am CST Nov 15, 2026
10am CST Nov 15, 2026-6pm CST Nov 21, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
