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Willow River, MN Weather Forecast
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Willow River Weather Forecast
| THIS AFTERNOON | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
 |  |  |  | | |  |  | | |  | |
| Sunny | Mostly Clear | Chance of T-Storm | Chance of T-Storm | Mostly Sunny | Mostly Clear | Partly Sunny | Chance of Showers | Mostly Sunny | Chance of Showers | Chance of Showers | Chance of Showers |
| Hi: 65°FHi: 18°C | Lo: 39°FLo: 4°C | Hi: 65°FHi: 18°C | Lo: 49°FLo: 9°C | Hi: 69°FHi: 21°C | Lo: 41°FLo: 5°C | Hi: 65°FHi: 18°C | Lo: 49°FLo: 9°C | Hi: 71°FHi: 22°C | Lo: 49°FLo: 9°C | Hi: 69°FHi: 21°C Lo: 50°FLo: 10°C | Hi: 69°FHi: 21°C Lo: 50°FLo: 10°C |
| POP: 100% | POP: 80% | POP: 20% | POP: 30% | POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 306 PM CDT Sun Sep 13 2026 
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Issued: 233 PM CDT Sun Sep 13 2026
Key Messages
- Frost is expected tonight into early Monday morning for much of northeast MN and northwest WI. Frost Advisories are in effect. A couple hours with patchy temperatures around freezing are also possible early Monday morning.
- Widespread showers with embedded thunderstorms are expected Monday into Monday night. Rainfall potential of 1" or greater (40-80% chance) for areas south of the Iron Range.
- Near-normal high temperatures in the mid 60s to low 70s for the later half of the work week ...