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| TODAY | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT |
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| Drizzle | Mostly Cloudy | Mostly Cloudy | Partly Cloudy | Partly Sunny | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Sunny | Chance of Showers | Partly Sunny | Partly Cloudy |
| Hi: 75°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Hi: 75°FHi: 24°C Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C Lo: 55°FLo: 13°C | Lo: 51°FLo: 11°C | Hi: 75°FHi: 24°C | Lo: 51°FLo: 11°C | Hi: 80°FHi: 27°C | Hi: 85°FHi: 29°C Lo: 55°FLo: 13°C |
| POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 652 AM CDT Tue Sep 22 2026 
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Issued: 637 AM CDT Tue Sep 22 2026
Key Messages
- Seasonably cool temperatures expected to continue through the week.
Aviation
/12Z TAFS THROUGH 18Z WEDNESDAY/... Issued at 636 AM CDT Tue Sep 22 2026
MVFR ceilings are expected to prevail through the morning and into the afternoon, except for at COU where IFR ceilings are present before lifting to MVFR later this morning. During the morning there are fuel alternate ceilings expected for the St. Louis metro terminals. Northerly flow in the afternoon and evening should bring drier air to ...