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River Valley Park, IA Weather Forecast
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River Valley Park Weather Forecast
| TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY |
 |  |  |  | | | | | | | | |
| Chance of T-Storm | Chance of T-Storm | Partly Cloudy | Chance of Showers | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 75°FLo: 24°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C |
| POP: 20% | POP: 50% | POP: 20% | POP: 20% | POP: 20% | POP: 40% | POP: 20% | POP: 40% | POP: 20% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 223 PM CDT Fri Aug 28 2026 
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Issued: 206 PM CDT Fri Aug 28 2026
Key Messages
- Shower and storm chances arrive after midnight tonight into Saturday morning over north central into perhaps central Iowa. The overall severe risk is low, but gusty winds are the main potential severe hazard.
- Gusty breezes behind the departing showers and storms Saturday late morning through the afternoon.
- Additional storm chances at times Saturday night into the middle of next week, with peak chances mainly at nighttime.
- Late season heat builds Sunday into next week. Highest tempera...