Forecast for tonight:  Mostly cloudy, then gradually becoming clear, with a low around 34. Breezy, with a north wind 15 to 20 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 30 mph.  Wednesday:  Widespread frost before 7am.  Otherwise, sunny, with a high near 58. Southeast wind 5 to 10 mph.  Wednesday Night:  Partly cloudy, with a low around 42. Southeast wind 5 to 10 mph.