TONIGHT…Partly cloudy. Lows in the lower 40s. West winds 10 to 15 mph, becoming northwest after midnight. TUESDAY…Mostly sunny. Much cooler with highs in the lower 50s. North winds 10 to 15 mph. TUESDAY NIGHT…Partly cloudy in the evening, then becoming mostly cloudy. Cooler with lows in the lower 30s. Northeast winds 10 to 15 mph with gusts up to 25 mph.