This Afternoon...Mostly sunny. Widespread dense fog. Visibility one quarter mile or less at Times. Near steady temperature in the lower 70s. Southwest winds 10 to 15 mph. Tonight...Cloudy. A chance of showers with a slight chance of thunderstorms in the evening...Then a chance of showers after midnight. Widespread dense fog. Visibility one quarter mile or less at Times. Lows in the lower 60s. Southwest winds 10 to 15 mph. Chance of rain 30 percent. Wednesday...Mostly cloudy with a slight chance of showers and thunderstorms. Widespread dense fog in the morning with visibility one quarter mile or less at Times. Highs in the mid 70s. Southwest winds 10 to 15 mph. Chance of rain 20 percent. Wednesday Night...Mostly cloudy with a chance of showers and thunderstorms. Areas of fog. Lows in the mid 60s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 30 percent. Thursday...Cloudy with a chance of showers and thunderstorms. Breezy with highs in the lower 70s. South winds 15 to 20 mph. Chance of rain 50 percent. Thursday Night...Cloudy. Showers likely with a chance of thunderstorms in the evening...Then a chance of showers and thunderstorms after midnight. Patchy fog after midnight. Breezy with lows around 60. Chance of rain 60 percent. Friday...Mostly cloudy with a 50 percent chance of showers. Highs in the upper 60s. Friday Night...Mostly cloudy in the evening...Then becoming partly cloudy. Lows in the upper 40s. Saturday...Sunny. Highs in the upper 60s. Saturday Night...Partly cloudy. Lows in the lower 50s. Sunday...Mostly sunny. Highs in the upper 60s. Sunday Night...Partly cloudy in the evening...Then clearing. Lows in the lower 50s.