Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Overcast
59°F
15°C
| Humidity | 72% |
| Wind Speed | W 6 mph |
| Barometer | 29.80 in (1009.0 mb) |
| Dewpoint | 50°F (10°C) |
| Visibility | 10.00 mi |
| Last update | 4 Nov 12:53 pm CST |
Extended Forecast for
Arnold MO
This Afternoon
High: 59 °F
Mostly Cloudy
Tonight
Low: 44 °F
Decreasing
CloudsThursday
High: 64 °F
Sunny
Thursday Night
Low: 44 °F
Isolated
Showers then
Mostly CloudyFriday
High: 56 °F
Partly Sunny
Friday Night
Low: 33 °F
Mostly Clear
Saturday
High: 54 °F
Mostly Sunny
Saturday Night
Low: 32 °F
Mostly Clear
Sunday
High: 60 °F
Sunny
Detailed Forecast
This Afternoon
Mostly cloudy, with a high near 59. West wind 5 to 9 mph.
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 44. Southwest wind 3 to 5 mph.
Thursday
Sunny, with a high near 64. Southwest wind 5 to 8 mph becoming northwest in the afternoon.
Thursday Night
Isolated showers between 9pm and 11pm. Mostly cloudy, with a low around 44. Northwest wind 3 to 5 mph. Chance of precipitation is 20%.
Friday
Partly sunny, with a high near 56. North wind 5 to 8 mph.
Friday Night
Mostly clear, with a low around 33.
Saturday
Mostly sunny, with a high near 54.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Sunny, with a high near 60.
Sunday Night
Clear, with a low around 35.
Monday
Sunny, with a high near 66.
Monday Night
Clear, with a low around 39.
Tuesday
Sunny, with a high near 67.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Arnold MO
38.42°N 90.38°W (Elev. 495 ft)
38.42°N 90.38°W (Elev. 495 ft)
12:26 pm CST Nov 4, 2026
1pm CST Nov 4, 2026-6pm CST Nov 10, 2026
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