Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
67°F
19°C
| Humidity | 93% |
| Wind Speed | Calm |
| Barometer | 30.03 in (1016.6 mb) |
| Dewpoint | 65°F (18°C) |
| Visibility | 10.00 mi |
| Last update | 22 Aug 10:53 pm CDT |
Extended Forecast for
Pontoon Beach IL
Tonight
Low: 64 °F
Patchy Fog
Saturday
High: 88 °F
Increasing
CloudsSaturday Night
Low: 59 °F
Partly Cloudy
Sunday
High: 80 °F
Sunny
Sunday Night
Low: 57 °F
Mostly Clear
Monday
High: 77 °F
Mostly Sunny
Monday Night
Low: 53 °F
Partly Cloudy
Tuesday
High: 77 °F
Sunny
Tuesday Night
Low: 52 °F
Mostly Clear
Detailed Forecast
Tonight
Patchy fog after 4am. Otherwise, mostly clear, with a low around 64. Calm wind.
Saturday
Increasing clouds, with a high near 88. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 59. North wind around 6 mph.
Sunday
Sunny, with a high near 80. Northwest wind 5 to 10 mph.
Sunday Night
Mostly clear, with a low around 57. Northwest wind 5 to 8 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 77.
Monday Night
Partly cloudy, with a low around 53.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Sunny, with a high near 80.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Mostly sunny, with a high near 81.
Thursday Night
Partly cloudy, with a low around 58.
Friday
A 20 percent chance of showers. Mostly sunny, with a high near 81.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Pontoon Beach IL
38.73°N 90.09°W (Elev. 417 ft)
38.73°N 90.09°W (Elev. 417 ft)
8:31 pm CDT Aug 22, 2025
11pm CDT Aug 22, 2025-6pm CDT Aug 29, 2025
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