jefferson county area forecast 733 pm cdt sun may 11 2008 .tonight...partly cloudy in the evening then clearing. lows in the lower 40s. northwest winds 10 to 15 mph. .monday...sunny. highs in the upper 60s. northwest winds 5 mph in the morning shifting to the southwest in the afternoon. .monday night...clear. lows in the upper 40s. calm winds in the evening becoming southeast 5 mph after midnight. .tuesday...mostly sunny. highs in the upper 70s. south winds 10 to 15 mph. .tuesday night...showers and thunderstorms likely. lows in the upper 50s. south winds 10 to 15 mph. chance of precipitation 70 percent. .wednesday...mostly cloudy with a 40 percent chance of showers and thunderstorms. highs in the lower 70s. .wednesday night...mostly cloudy. lows in the lower 50s. .thursday...partly sunny. highs in the upper 60s. .thursday night...mostly cloudy with a 30 percent chance of showers. lows in the upper 40s. .friday...mostly cloudy with a 20 percent chance of showers. highs in the upper 60s. .friday night...mostly cloudy. lows in the upper 40s. .saturday...partly sunny. highs in the lower 70s. .saturday night...mostly cloudy with a 20 percent chance of showers. lows around 50. .sunday...partly sunny. highs in the upper 60s.