Flood warnings are in effect across the region through Friday afternoon, though rain tapered off by midday.

A coastal flood advisory is in effect along the western shore of the Chesapeake Bay, with high tides expected to be 2 feet above normal Friday afternoon.

Heavy rain overnight and into Friday morning dampened activity at Black-Eyed Susan Day at Pimlico Race Course and caused some travel disruptions around the region. More than 2 inches of rain fell in parts of Howard County, while more than 4 inches fell in Frederick County. In Baltimore and Carroll counties, 1-2 inches were reported.

Temperatures were hovering in the mid-60s Friday afternoon, expected to peak around 70 degrees and then drop to the lower 50s Friday night into Saturday.

Bike to Work Day, a regional event set for Friday, was cancelled in anticipation of the deluge. It has been rescheduled for Friday, May 30, according to the Maryland Department of Labor, Licensing and Regulation.

The rainfall combined with the morning high tide caused minor flooding on low-lying streets in downtown Annapolis, including Dock Street and Compromise Street. For several hours, drivers were not allowed to cross the Spa Creek Bridge that connects the Eastport neighborhood with downtown, due to flooding on the downtown side of the bridge.

In other parts of Anne Arundel County, public works crews closed more than a dozen local roads in Pasadena, Millersville, Glen Burnie, Laurel, Crownsville, Gambrills and Severn due to standing water or fallen trees.

A minor “mudslide” along train tracks near N. Fulton Avenue and the Baltimore & Potomac Tunnel in Baltimore delayed some Friday morning MARC trains, Maryland Transit Administration officials said. Penn Line trains have experienced delays of up to 50 minutes due to weather related issues, MTA said.

More than 600 power outages were reported around the region Friday morning, about half of them in Baltimore County and others in the city.

Rainfall totals reported Friday morning included 1.44 inches in Reisterstown, 1.71 inches at BWI Marshall Airport, 1.91 inches near the Uniontown area of western Carroll County, 2.4 inches near Columbia, and about 4 inches or more in parts of Frederick County since Thursday night.

Clouds are expected to thin out Friday evening, with partly cloudy skies and highs in the lower 70s Saturday for the Preakness Stakes. Similarly pleasant weather is forecast Sunday.

Lows could drop into the upper 40s Saturday and Sunday nights.

Next week, pleasant weather is forecast to continue, with highs in the lower 70s and sunny skies.