| NWS Forecast for: Mahnomen County Issued by: National Weather Service Grand Forks, ND Last Update: 737 AM CDT Wed Jul 8 2026 |  |
| Today: Mostly sunny. Highs 75 to 80. Northeast winds 5 to 15 mph. Tonight: Mostly clear. Lows in the mid 50s. North winds around 5 mph in the evening becoming light and variable. Thursday: Sunny. Highs 80 to 85. Light and variable winds. Thursday Night: Partly cloudy. Lows 60 to 65. Friday: Mostly sunny. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 30 percent. Friday Night: Mostly clear. A slight chance of showers and thunderstorms. Lows in the mid 60s. Saturday And Saturday Night: Mostly clear. Highs in the mid 80s. Lows in the mid 60s. Sunday And Sunday Night: Mostly clear. Highs 90 to 95. Lows 70 to 75. Monday: Mostly sunny. Highs 90 to 95. Monday Night: Mostly clear. Lows 65 to 70. Tuesday: Mostly sunny. Highs 85 to 90. | |
| Zone Forecast: Mahnomen County | |
Visit your local NWS office at: https://www.weather.gov/fgf |