| NWS Forecast for: Mahnomen County Issued by: National Weather Service Grand Forks, ND Last Update: 437 AM CDT Wed May 20 2026 | |
Today: Areas of frost this morning. Sunny. Highs 60 to 65. South winds 5 to 15 mph. Tonight: Partly cloudy. Lows 40 to 45. South winds 5 to 15 mph. Thursday: Mostly sunny. Highs in the mid 60s. South winds 10 to 20 mph. Thursday Night: Partly cloudy. Lows in the mid 40s. Friday: Mostly sunny in the morning, then mostly cloudy. Highs in the mid 60s. Friday Night: Mostly cloudy. A chance of showers. Lows in the mid 40s. Saturday: Partly sunny. A chance of showers. Highs in the mid 60s. Saturday Night: Mostly cloudy. Lows in the mid 40s. Sunday And Sunday Night: Partly cloudy. Highs in the mid 70s. Lows 50 to 55. Memorial Day: Mostly sunny. Highs 80 to 85. Monday Night: Mostly clear. Lows in the mid 50s. Tuesday: Mostly sunny. Highs 80 to 85. | |
| Zone Forecast: Mahnomen County | |
Visit your local NWS office at: https://www.weather.gov/fgf |