News Headlines
Hazardous Weather Conditions
Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Overcast
26°F
-3°C
| Humidity | 63% |
| Wind Speed | S 5 mph |
| Barometer | 30.21 in (1023.6 mb) |
| Dewpoint | 15°F (-9°C) |
| Visibility | 10.00 mi |
| Wind Chill | 20°F (-7°C) |
| Last update | 1 Feb 8:53 pm CST |
Extended Forecast for
2 Miles ENE Herculaneum MO
Tonight
Low: 22 °F
Chance
FlurriesMonday
High: 40 °F
Partly Sunny
Monday Night
Low: 29 °F
Mostly Cloudy
Tuesday
High: 36 °F
Slight Chance
SnowTuesday Night
Low: 18 °F
Mostly Cloudy
Wednesday
High: 32 °F
Mostly Sunny
Wednesday Night
Low: 14 °F
Mostly Clear
Thursday
High: 44 °F
Mostly Sunny
Thursday Night
Low: 31 °F
Mostly Clear
Detailed Forecast
Tonight
A chance of flurries before 11pm. Cloudy, with a low around 22. Southeast wind around 5 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 40. Light and variable wind.
Monday Night
Mostly cloudy, with a low around 29. Light east wind.
Tuesday
A 20 percent chance of snow. Mostly cloudy, with a high near 36. North wind 3 to 7 mph.
Tuesday Night
Mostly cloudy, with a low around 18. Light north wind.
Wednesday
Mostly sunny, with a high near 32.
Wednesday Night
Mostly clear, with a low around 14.
Thursday
Mostly sunny, with a high near 44.
Thursday Night
Mostly clear, with a low around 31.
Friday
Mostly sunny, with a high near 49.
Friday Night
Partly cloudy, with a low around 21.
Saturday
Sunny, with a high near 40.
Saturday Night
Partly cloudy, with a low around 24.
Sunday
Mostly sunny, with a high near 45.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
2 Miles ENE Herculaneum MO
38.27°N 90.36°W (Elev. 377 ft)
38.27°N 90.36°W (Elev. 377 ft)
8:51 pm CST Feb 1, 2026
8pm CST Feb 1, 2026-6pm CST Feb 8, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
