| NWS Forecast for: Mahnomen County Issued by: National Weather Service Grand Forks, ND Last Update: 637 PM CDT Thu Oct 8 2026 | |
| Tonight: Mostly cloudy. Lows 35 to 40. Southeast winds up to 10 mph. Friday: Mostly sunny. Highs 65 to 70. Breezy. Southeast winds around 10 mph increasing to around 20 mph in the afternoon. Friday Night: Mostly cloudy. Lows in the mid 50s. Breezy. Southeast winds 15 to 25 mph. Saturday: Mostly sunny. Highs 80 to 85. Saturday Night: Mostly clear. Lows in the mid 50s. Sunday: Mostly cloudy. Highs in the mid 60s. Sunday Night: Mostly cloudy. A slight chance of showers. Lows 40 to 45. Columbus Day: Cloudy. Showers likely. Highs 50 to 55. Monday Night: Mostly cloudy. A slight chance of showers. Lows in the mid 30s. Tuesday: Mostly cloudy in the morning, then mostly sunny. Highs in the mid 50s. Tuesday Night: Partly cloudy. Lows in the mid 30s. Wednesday: Partly sunny. A chance of showers. Highs 55 to 60. Wednesday Night And Thursday: Mostly cloudy. A chance of showers. Highs in the mid 50s. Lows 40 to 45. | |
| Zone Forecast: Mahnomen County | |
Visit your local NWS office at: https://www.weather.gov/fgf |