| NWS Forecast for: Lyon County Issued by: National Weather Service Paducah, KY Last Update: 937 PM CDT Thu Aug 13 2026 | |
Tonight: Mostly clear. Lows in the upper 70s. South winds around 5 mph. Friday: Sunny, hot with highs in the mid 90s. Southwest winds around 5 mph. Highest heat index readings heat index readings up to 105 in the afternoon. Friday Night: Mostly clear. Lows in the mid 70s. South winds around 5 mph. Saturday: Sunny, hot with highs in the mid 90s. Southwest winds around 5 mph. Saturday Night: Clear. Lows in the mid 70s. Southwest winds around 5 mph. Sunday: Sunny, hot with highs in the upper 90s. Sunday Night: Mostly clear. Lows in the mid 70s. Monday: Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 30 percent. Monday Night: Partly cloudy. Lows in the lower 70s. Tuesday Through Wednesday: Mostly clear. Highs in the lower 90s. Lows in the lower 70s. Wednesday Night And Thursday: Partly cloudy. Lows in the mid 70s. Highs in the lower 90s. | |
| Zone Forecast: Lyon County | |
Visit your local NWS office at: https://www.weather.gov/pah |