Tonight...Mostly cloudy. Patchy drizzle in the evening. Areas of dense fog in the evening...Then widespread dense fog after midnight. Lows in the mid 30s. Light northwest winds in the evening...Then becoming calm. Wednesday...Not as cool. Partly sunny in the morning...Then becoming mostly cloudy. Widespread dense fog in the morning. Highs around 60. Light south winds. Wednesday Night...Warmer. Showers and isolated thunderstorms. Lows in the lower 50s. South winds 5 to 10 mph. Chance of rain 80 percent. Thursday...Mostly cloudy with a chance of showers in the morning... Then partly sunny in the afternoon. Highs in the upper 50s. West winds 5 to 10 mph. Chance of rain 40 percent. Thursday Night...Colder. Partly cloudy. Lows in the mid 30s. Light northwest winds. Friday...Mostly sunny. Highs in the mid 50s. Friday Night...Mostly clear. Lows in the lower 30s. Saturday...Mostly cloudy. A slight chance of rain in the afternoon. Highs in the mid 50s. Chance of rain 20 percent. Saturday Night...Cloudy with a chance of rain and snow. Lows in the mid 30s. Chance of precipitation 40 percent. Sunday...Partly cloudy with a slight chance of rain. Highs in the upper 40s. Chance of rain 20 percent. Sunday Night...Mostly clear. Lows in the lower 30s. Washingtons Birthday...Mostly sunny. Highs in the lower 50s. Monday Night...Partly cloudy with a slight chance of rain showers. Lows in the upper 30s. Chance of rain 20 percent.