Rosby Lake, MN Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Rosby Lake Weather Forecast
| TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY |
| Mostly Cloudy | Chance of Showers | Increasing Clouds | Mostly Sunny | Partly Cloudy | Partly Sunny | Chance of T-Storm | Mostly Sunny | Chance of Showers | Mostly Sunny | Partly Cloudy | Mostly Sunny |
| Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 85°FHi: 29°C |
| POP: 20% | POP: 50% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 342 PM CDT Sat Aug 29 2026 

Rosby Lake Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Rosby Lake Weather Map
Rosby Lake Quick Facts
Rosby Lake Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 135 PM CDT Sat Aug 29 2026
Key Messages
- Hot and humid Sunday and Monday with chances for scattered showers and thunderstorms.
- Above average temperatures stick around as we start September with multiple shower chances throughout the week.
Discussion
... Issued at 134 PM CDT Sat Aug 29 2026
Rain cleared the CWA just before noon today with breezy southerly and southeasterly winds gusting 25 to 30 MPH. Most places ended up with 0.20 to 0.40" with some embedded higher totals greater than a half inch. There are some breaks in the c...
Weather World