Fast School, MI Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Fast School Weather Forecast
| TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT |
| Chance of T-Storm | Partly Cloudy | Partly Cloudy | Mostly Clear | Sunny | Mostly Clear | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Chance of Showers | Chance of Showers |
| Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 80°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C |
| POP: 90% | POP: 30% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 313 AM EDT Wed Sep 09 2026 

Fast School Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Fast School Weather Map
Fast School Quick Facts
Fast School Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 617 AM EDT Wed Sep 9 2026
Key Messages
- Showers are likely with a chance of thunderstorms today.
- Dry weather with near-normal, pleasant temperatures returns for Thursday and Friday.
Aviation
...
An axis of deep layer moisture residing across southern Michigan within a broad diffuse frontal region will sustain occasional showers today. This will be enhanced by weak mid level short wave impulses rippling along this region of moisture. Latest guidance suggests limited instability will keep thunderstorm chances low (below 30 perc...
Weather World