Cornelia Lake, MI Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Cornelia Lake Weather Forecast
| EARLY THIS MORNING | TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
| Cloudy | Clearing | Mostly Cloudy | Mostly Cloudy | Partly Cloudy | Sunny | Mostly Clear | Rain Showers | Rain Showers | Partly Cloudy | Clear | Mostly Sunny |
| Hi: 75°FHi: 24°C | Lo: 51°FLo: 11°C | Hi: 63°FHi: 17°C | Lo: 35°FLo: 2°C | Hi: 58°FHi: 14°C | Lo: 32°FLo: 0°C | Hi: 60°FHi: 16°C | Lo: 38°FLo: 3°C | Hi: 56°FHi: 13°C | Lo: 30°FLo: -1°C | Hi: 56°FHi: 13°C | |
| POP: 40% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 122 AM CDT Wed Sep 30 2026 

Cornelia Lake Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Cornelia Lake Weather Map
Cornelia Lake Quick Facts
Cornelia Lake Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 300 AM EDT Wed Sep 30 2026
Key Messages
- Rain exits the eastern UP this morning, yielding another warm and dry day with temperatures in the 70s.
- Rain chances have shifted further south away from most of the area through Thursday.
- Breezy conditions are expected as winds shift out of the west- northwest Thursday and Friday. Gusts of 30+ mph are likely near Lake Superior from the Keweenaw east to Whitefish Point.
- Temperatures drop back into the 60s on Thursday and cool to near seasonal normal values in the upper 50s to low 60s...
Weather World