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St. James Park, MI Weather Forecast
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St. James Park Weather Forecast
| TODAY | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
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| Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Clearing | Mostly Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Partly Cloudy | Partly Cloudy | Chance of T-Storm | Chance of Showers |
| Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 59°FLo: 15°C | Hi: 75°FHi: 24°C | Lo: 51°FLo: 11°C | Hi: 75°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C | Lo: 60°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C |
| POP: 20% | POP: 100% | POP: 30% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 413 AM EDT Fri Aug 21 2026 
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St. James Park Forecast Discussion
Issued: 721 AM EDT Fri Aug 21 2026
Key Messages
- Showers increase coverage tonight with a chance of thunderstorms.
- Showers become numerous to widespread Saturday as a cold front moves through the region. Scattered thunderstorms present a Marginal Risk of severe intensity Saturday afternoon.
- Breezy and cooler conditions arrive Sunday with a lingering chance for showers.
- Dry weather with slightly below normal temperatures start off the week on Monday.
Aviation
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The western periphery of surface high pressure will drift eastward today ...