Current conditions at
St. Louis Downtown Airport (KCPS)
Lat: 38.56°NLon: 90.15°WElev: 410ft.
Fair
68°F
20°C
| Humidity | 76% |
| Wind Speed | S 7 mph |
| Barometer | 29.78 in (1008.4 mb) |
| Dewpoint | 60°F (16°C) |
| Visibility | 10.00 mi |
| Last update | 9 Mar 8:53 pm CDT |
Extended Forecast for
Marlborough MO
Tonight

Low: 62 °F
Mostly Clear
Tuesday

High: 82 °F
Partly Sunny
Tuesday Night
Low: 56 °F
Slight Chance
T-storms then
Rain LikelyWednesday

High: 65 °F⇓
Showers
Wednesday Night

Low: 35 °F
Mostly Cloudy
Thursday

High: 55 °F
Sunny
Thursday Night

Low: 45 °F
Mostly Cloudy
Friday

High: 64 °F
Mostly Cloudy
Friday Night

Low: 42 °F
Mostly Cloudy
Detailed Forecast
Tonight
Mostly clear, with a low around 62. South wind 7 to 10 mph, with gusts as high as 21 mph.
Tuesday
Partly sunny, with a high near 82. South wind 7 to 13 mph, with gusts as high as 23 mph.
Tuesday Night
A chance of rain and thunderstorms, then rain likely and possibly a thunderstorm after 3am. Mostly cloudy, with a low around 56. South wind 11 to 13 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.
Wednesday
Rain likely and possibly a thunderstorm before 7am, then showers and possibly a thunderstorm between 7am and 1pm, then showers likely after 1pm. Temperature rising to near 65 by 10am, then falling to around 51 during the remainder of the day. Southwest wind 11 to 15 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 90%.
Wednesday Night
Mostly cloudy, with a low around 35. Northwest wind 6 to 14 mph, with gusts as high as 25 mph.
Thursday
Sunny, with a high near 55.
Thursday Night
Mostly cloudy, with a low around 45.
Friday
Mostly cloudy, with a high near 64.
Friday Night
Mostly cloudy, with a low around 42.
Saturday
Mostly sunny, with a high near 71.
Saturday Night
Partly cloudy, with a low around 52.
Sunday
A 50 percent chance of rain. Mostly cloudy, with a high near 67.
Sunday Night
A chance of rain and snow. Partly cloudy, with a low around 29. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 42.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Marlborough MO
38.58°N 90.35°W (Elev. 531 ft)
38.58°N 90.35°W (Elev. 531 ft)
7:21 pm CDT Mar 9, 2026
9pm CDT Mar 9, 2026-6pm CDT Mar 16, 2026


