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City of Three Rivers, MichiganThree Rivers, MI Weather Forecast
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Three Rivers Weather Forecast
| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | LABOR DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT |
 |  | | | | |  |  | | |  |  |
| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Mostly Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Partly Cloudy | Chance of Showers |
| Hi: 91°FHi: 33°C | Lo: 70°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C | Lo: 60°FLo: 16°C | Hi: 80°FHi: 27°C | Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C |
| POP: 30% | POP: 50% | POP: 50% | POP: 60% | POP: 60% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 343 AM EDT Thu Sep 03 2026 
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Issued: 618 AM EDT Thu Sep 3 2026
Key Messages
- Heat and humidity continue through with peak heat indices around 100 degrees.
- 20-30% chance of thunderstorms starting late this afternoon. The chance of storms peaks overnight when damaging wind gusts and hail are possible hazards. Confidence in severe storms occurring is medium.
- Remaining unsettled with opportunities for thunderstorms Friday and Saturday.
Discussion
... Issued at 317 AM EDT Thu Sep 3 2026
An upper-level ridge and stalled out frontal boundary remain the primary items of...