Sparta, MI Weather Forecast
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Sparta Weather Forecast
| THROUGH EARLY EVENING | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
| Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy | Chance of Showers | Partly Cloudy | Mostly Sunny | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm |
| Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 75°FHi: 24°C | Lo: 49°FLo: 9°C | Hi: 71°FHi: 22°C | Lo: 59°FLo: 15°C | Hi: 79°FHi: 26°C | Lo: 59°FLo: 15°C | Hi: 71°FHi: 22°C | Lo: 55°FLo: 13°C | |
| POP: 20% | POP: 50% | POP: 70% | POP: 70% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 227 PM EDT Fri Sep 11 2026 

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Issued: 145 AM EDT Sat Sep 12 2026
Key Messages
- Low chance of Rain on Saturday
- Showers and Thunderstorms Possible Late Monday into Tuesday
Discussion
... Issued at 145 AM EDT Sat Sep 12 2026- Low chance of Rain This Weekend
Surface high pressure moves east today and return flow brings some moisture. There could be a few showers this afternoon and again on Sunday as a weak surface boundary moves through today followed by an area of mid-level frontogenesis on Sunday. For today, we will follow the hi-res ARW model and have slight chance ...
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