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R S Auto, IA Weather Forecast
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| REST OF TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY |
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| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Showers | Chance of T-Storm | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers | Chance of Showers |
| Lo: 70°FLo: 21°C | Hi: 79°FHi: 26°C | Lo: 60°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C | Hi: 85°FHi: 29°C Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C Lo: 69°FLo: 21°C | Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C Lo: 65°FLo: 18°C | Hi: 75°FHi: 24°C |
| POP: 70% | POP: 90% | POP: 90% | POP: 90% | POP: 50% | POP: 50% | POP: 30% | POP: 30% | POP: 40% | POP: 50% | POP: 50% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1136 PM CDT Mon Sep 14 2026 
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Issued: 124 AM CDT Tue Sep 15 2026
Key Messages
- Active pattern this week with numerous rounds of showers and storms with heavy rainfall at times.
- There continues to be a Marginal Risk (Level 1 of 5) for severe storms this evening into tonight for portions of eastern Iowa. Primary hazards will be heavy rainfall and isolated damaging winds.
- An elevated flash flooding risk may develop mid-week with repeating rounds of storms. There is a medium to high chance (50-70%) for portions of eastern Iowa to see over 3 inches of rainfall, with...