Thursday night was expected to be rainy, with a low around 70 and light winds. There is an 80 percent chance of showers and thunderstorms, mainly before midnight. Between half and three-quarters of an inch of rain is possible.
A small craft advisory is in effect Thursday and Thursday night for the Tidal Potomac River and the Maryland Chesapeake Bay.
Friday is expected to be partly sunny, with a high near 89 degrees and northeast winds of 5 to 8 miles per hour.
Friday night is expected to be increasingly cloudy, with a low around 75 and light east winds. There is a 40 percent chance of showers and thunderstorms.



