TONIGHT…Clear. Widespread frost after midnight. Lows in the lower 20s. North winds 5 to 10 mph. WEDNESDAY…Widespread frost in the morning. Sunny. Highs in the lower 50s. South winds around 5 mph. WEDNESDAY NIGHT…Partly cloudy in the evening, then becoming mostly cloudy. Not as cool with lows in the lower 30s. South winds 5 to 10 mph.