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City of Buchanan, MIBuchanan, MI Weather Forecast
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Buchanan Weather Forecast
| REST OF TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY |
 |  |  | | |  | |  |  | | | |
| Mostly Clear | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Sunny | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 79°FHi: 26°C | Lo: 51°FLo: 11°C | Hi: 75°FHi: 24°C | Lo: 61°FLo: 16°C | Hi: 85°FHi: 29°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C |
| POP: 50% | POP: 70% | POP: 70% | POP: 70% | POP: 70% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1028 PM EDT Fri Sep 11 2026 
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Issued: 724 PM EDT Fri Sep 11 2026
Key Messages
- Dry and seasonable through tonight.
- Scattered showers are likely (with an isolated storm or two possible) along and south of US 24 Saturday morning through early afternoon. NW Indiana and far SW Lower Michigan will remain dry.
- Warmer and humid by midweek. Low chances for rain and storms (20%) late Sunday into Monday, with better chances (30-60%) late Tuesday into Wednesday.
- There is a Moderate swim risk forecast on Sunday for southeast Lake MI Beaches. Breaking waves and currents are...