Weather WorldTri, IA Weather Forecast
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| THIS AFTERNOON | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | FRIDAY | SATURDAY | SATURDAY NIGHT | SUNDAY |
 |  |  |  |  | | | |  |  | |
| Isolated Showers | Showers | Mostly Cloudy | Partly Cloudy | Mostly Sunny | Partly Cloudy | Mostly Cloudy | Mostly Cloudy | Chance of Showers | Mostly Cloudy | Mostly Cloudy |
| Hi: 60°FHi: 16°C | Lo: 49°FLo: 9°C | Hi: 61°FHi: 16°C | Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C | Lo: 49°FLo: 9°C | Hi: 65°FHi: 18°C Lo: 51°FLo: 11°C | Hi: 65°FHi: 18°C Lo: 51°FLo: 11°C | Hi: 65°FHi: 18°C | Hi: 70°FHi: 21°C Lo: 55°FLo: 13°C | Hi: 70°FHi: 21°C Lo: 55°FLo: 13°C |
| POP: 40% | POP: 70% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1102 AM CDT Mon Sep 21 2026 
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Issued: 544 AM CDT Mon Sep 21 2026
Key Messages
- There are chances (20-50%) for light rain showers across the area today, with the highest chances across NE Iowa and SW Minnesota.
- Cooler than normal conditions are expected throughout much of the week with highs in the 60s.
Discussion
... Issued at 1223 AM CDT Mon Sep 21 2026
Today: Rain Shower Potential
As an upper level cutoff low churning over the High Plains slowly shifts eastward through the early morning hours, scattered showers are expected to develop across the Upper Mississippi...