| NWS Forecast for: Jefferson County Issued by: National Weather Service Louisville, KY Last Update: 408 AM EDT Fri Mar 20 2026 |  |
| Today: Partly sunny. Highs in the mid 70s. Southwest winds 5 to 15 mph. Tonight: Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 40s. West winds 5 to 10 mph shifting to the north after midnight. Saturday: Mostly sunny. Highs in the lower 70s. Northeast winds up to 5 mph shifting to the southeast in the afternoon. Saturday Night: Mostly clear. Lows in the lower 50s. South winds up to 5 mph. Sunday: Sunny. Highs in the lower 80s. Southwest winds up to 15 mph. Sunday Night: Colder. Partly cloudy in the evening then becoming mostly cloudy. A 50 percent chance of thunderstorms. Lows in the lower 40s. Monday: Much cooler. Mostly sunny. A 20 percent chance of rain showers in the morning. Highs in the mid 50s. Monday Night: Mostly clear. Lows in the mid 30s. Tuesday: Mostly sunny. Highs in the upper 50s. Tuesday Night: Mostly cloudy. Lows around 40. Wednesday: Mostly cloudy. Highs in the upper 50s. Wednesday Night: Mostly cloudy. Lows in the mid 40s. Thursday: Warmer, sunny. A 20 percent chance of rain showers in the afternoon. Highs in the lower 70s. | |
| Zone Forecast: Jefferson County | |
Visit your local NWS office at: https://www.weather.gov/lmk/ |