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Keithsburg Weather Forecast
| TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
 |  | |  |  | | |  | |  | |  |
| Mostly Sunny | Partly Cloudy | Mostly Sunny | Chance of T-Storm | Chance of Showers | Partly Cloudy | Sunny | Clear | Sunny | Chance of Showers | Sunny | Chance of Showers |
| Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 90°FHi: 32°C | Lo: 71°FLo: 22°C | Hi: 85°FHi: 29°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 61°FLo: 16°C |
| POP: 70% | POP: 80% | POP: 50% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 726 AM CDT Mon Sep 07 2026 
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Issued: 611 AM CDT Mon Sep 7 2026
Key Messages
- A dry and pleasant day is in store for the Labor Day holiday. No impactful weather is expected.
- Hot and humid conditions will return on Tuesday with near- advisory heat indices in far southeast Iowa and northeast Missouri.
- A band of showers and storms is expected Tuesday afternoon through Wednesday. Isolated severe storms will be possible with this activity Tuesday evening through Wednesday morning. Heavy rainfall may lead to flooding issues over northeast Iowa Tuesday night.
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