| NWS Forecast for: Harmon County Issued by: National Weather Service Norman, OK Last Update: 129 PM CDT Sat Oct 3 2026 |  |
| This Afternoon: Mostly sunny. Highs in the upper 70s. Northeast winds around 5 mph. Tonight: Mostly clear. Patchy fog after midnight. Lows in the upper 50s. East winds around 5 mph, becoming northeast after midnight. Sunday: Patchy fog in the morning. Sunny. Highs in the lower 80s. Northeast winds 5 to 10 mph. Sunday Night: Mostly clear. Lows in the mid 50s. Northeast winds 5 to 10 mph. Monday: Sunny. Highs in the lower 80s. Northeast winds around 5 mph. Monday Night: Clear. Lows in the upper 50s. Tuesday: Sunny. Highs in the upper 80s. Tuesday Night: Mostly clear. Lows in the lower 60s. Wednesday: Sunny. Highs around 90. Wednesday Night: Clear. Lows in the lower 60s. Thursday: Sunny. Highs in the upper 80s. Thursday Night: Clear. Lows in the lower 60s. Friday: Sunny. Highs around 90. | |
| Zone Forecast: Harmon County | |
Visit your local NWS office at: https://www.weather.gov/oun |