THIS AFTERNOON…Partly sunny. Cooler with highs in the upper 40s. Southwest winds 10 to 15 mph. TONIGHT…Mostly cloudy. A slight chance of rain showers in the evening. Lows around 30. West winds 5 to 10 mph. Chance of rain 20 percent. FRIDAY…Mostly cloudy in the morning, then becoming mostly sunny. Highs in the lower 40s. West winds 5 to 10 mph.