The eastern half of the United States was under cyclonic flow and moisture from the Atlantic and Gulf continued to move into the Mid Atlantic. A warm front moved northward and showers and thunderstorms broke out across the area. Heavy rain produced flash flooding and rapid rises on streams and creeks.

Flood in CHARLES, MARYLAND
From 01-MAY-14 05:00:00 to 01-MAY-14 07:00:00 (EST-5)
Location: POMONKEY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Newspaper

Billingsley Road was flooded and closed just east of Mattawoman Creek.

Flood in HOWARD, MARYLAND
From 01-MAY-14 00:00:00 to 01-MAY-14 00:10:00 (EST-5)
Location: GUILFORD
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The stream gauge at Little Patuxent at Guilford reached flood stage. This event peaked at 14.02 feet. At 13 feet, water approached the very end of Owen Brown Road. At 12 feet water covered the bridge at South Entrance Road. Several trail bridges also began to flood.

Flood in HOWARD, MARYLAND
From 01-MAY-14 00:00:00 to 01-MAY-14 12:26:00 (EST-5)
Location: NORTH LAUREL
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The stream gauge at Patuxent River in Laurel reached flood stage. This event peaked at 14.72 feet. At 13 feet, the parking lot of a car dealership in Laurel begins to flood.

Flood in BALTIMORE, MARYLAND
From 01-MAY-14 00:00:00 to 01-MAY-14 15:52:00 (EST-5)
Location: GLENCOE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The stream gauge on Gunpowder Falls at Glencoe exceeded its flood stage of 7 feet. This event peaked at 11.63 feet. At 10.5 feet, portions of the NC RR Trail begin to flood near Glencoe.

Flood in HOWARD, MARYLAND
From 01-MAY-14 00:00:00 to 01-MAY-14 07:01:00 (EST-5)
Location: SAVAGE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The stream gauge on the Little Patuxent River exceeded the flood stage of 10 feet. The river was still rising at 530 pm EDT and had exceeded moderate flood level at that time. This event peaked at 18.64 feet. At 16 ft, Laurel-Fort Mead Road is covered by water.

Flood in HOWARD, MARYLAND
From 01-MAY-14 00:00:00 to 01-MAY-14 09:50:00 (EST-5)
Location: ELKRIDGE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The Patapsco river gauge in Elkridge at the Patapsco Valley State Park exceeded flood stage of 15 feet. The river was still rising as of 530 PM EDT and had risen to major flood level. This event peaked at 21.15 feet. At 21 feet, water approaches structures near Patpapsco Valley State Park.

Flood in PRINCE GEORGE'S, MARYLAND
From 01-MAY-14 00:00:00 to 01-MAY-14 19:45:00 (EST-5)
Location: UPPER MARLBORO
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The stream gauge on Western branch at upper Marlboro exceeded its flood stage, flooding water Street. At 14 ft, water covers almost all of the pedestrian bridge paralleling Water Street, and covers Water Street from the MD 4 Westbound exit ramps to Judges. This event peaked at 14.85 feet.

Flood in BALTIMORE, MARYLAND
From 01-MAY-14 00:00:00 to 01-MAY-14 05:57:00 (EST-5)
Location: OELLA
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The stream gauge on the Patapsco river at Catonsville exceeded its flood stage of 20 feet. The river was near crest at 530 PM EDT at 23.83 feet.

Flood in MONTGOMERY, MARYLAND
From 01-MAY-14 00:00:00 to 01-MAY-14 04:35:00 (EST-5)
Location: BRIGHTON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The stream gauge on the Patuxent River below Brighton Dam exceeded its flood stage of 9 feet. Roads below the dam were flooded. This event peaked at 12.52 feet. At 9 ft, Havilland Mill Road begins to flood.