Hurricane Irene tracked up the Mid-Atlantic Coast during the afternoon and evening hours of the 27th.  Heavy rains associated with Irene and her rainbands fell over saturated soils of Maryland.  Flash flooding resulted in some areas and flooding continued into the 28th as waters rose.  Storm total rainfall from Irene reached 12.00 in spots.

Flood in ST. MARY'S, MARYLAND
From 27-AUG-11 11:00:00 to 27-AUG-11 17:00:00 (EST-5)
Location: ST JAMES
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Six to 8 inches of standing water was observed over multiple sections of Matthapany Road near St. Marys College.  A storm total measurement of 11.52 inches of rain occurred nearby.

Flash Flood in ST. MARY'S, MARYLAND
From 27-AUG-11 12:45:00 to 27-AUG-11 15:00:00 (EST-5)
Location: CHAPTICO
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: State Official

Baptist Church Road was closed at Hayden Road due to 1 foot of flowing water.  A nearby rain gage measured 10.46 inches during the event.

Flash Flood in ST. MARY'S, MARYLAND
From 27-AUG-11 17:00:00 to 27-AUG-11 18:00:00 (EST-5)
Location: PINEY PT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

State Route 249 was closed due to flooding.  A nearby rain gage observed 10.57 inches.

Flash Flood in ANNE ARUNDEL, MARYLAND
From 27-AUG-11 17:24:00 to 27-AUG-11 23:00:00 (EST-5)
Location: LUSBY XRDS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

State route 450 was flooded and closed near Rutland Road.  A nearby rain gage had a storm total of 6.20 inches.

Flash Flood in ANNE ARUNDEL, MARYLAND
From 27-AUG-11 19:33:00 to 27-AUG-11 23:00:00 (EST-5)
Location: GLEN BURNIE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

Maryland State Route 176 was flooded and closed between Central Avenue and Baltimore-Annapolis Boulevard.  A nearby rain gage measured 5.92 inches during the event.

Flash Flood in BALTIMORE CITY (C), MARYLAND
From 27-AUG-11 19:43:00 to 27-AUG-11 23:00:00 (EST-5)
Location: GARDENVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Harford Road near Montibello Terrace was closed due to flash flooding.  A nearby rain gage tallied 4.59 inches.

Flash Flood in BALTIMORE CITY (C), MARYLAND
From 27-AUG-11 19:43:00 to 27-AUG-11 23:00:00 (EST-5)
Location: CLIFFORD
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

The 600 Block of West Patapsco Avenue was closed due to flooding.  A nearby rain gage tallied 3.34 inches.

Flash Flood in BALTIMORE CITY (C), MARYLAND
From 27-AUG-11 19:43:00 to 27-AUG-11 23:00:00 (EST-5)
Location: HILLEN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

McElderry Street near North Patterson Park Avenue was closed due to flooding.  A rain gage in downtown Baltimore measured 3.63 inches during the event.

Flood in ST. MARY'S, MARYLAND
From 27-AUG-11 18:00:00 to 27-AUG-11 23:00:00 (EST-5)
Location: PINEY PT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

State Route 249 was closed south of Stark Drive due to flooding.  A nearby spotter observed a storm total of 10.40 inches.

Flash Flood in ANNE ARUNDEL, MARYLAND
From 27-AUG-11 21:27:00 to 27-AUG-11 23:00:00 (EST-5)
Location: LONDONTOWNE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

State Route 214 closed at State Route 2 due to flash flooding.  A rain gage near the event recorded 5.77 inches.

Flash Flood in BALTIMORE, MARYLAND
From 27-AUG-11 23:48:00 to 28-AUG-11 02:00:00 (EST-5)
Location: POPLAR
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

State Route 7 was flooded and closed at Mohrs Lane.  A nearby rain gage recorded 4.45 inches.

Flash Flood in BALTIMORE, MARYLAND
From 28-AUG-11 00:57:00 to 28-AUG-11 02:00:00 (EST-5)
Location: CHASE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

State Route 150 was flooded and closed at Earls Road.  A nearby rain gage totaled 4.90 inches.

Flood in HARFORD, MARYLAND
From 28-AUG-11 02:08:00 to 28-AUG-11 08:00:00 (EST-5)
Location: EDGEWOOD
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

State Route 7 was flooded and closed between Edgewood Road and Maryland Route 24.  The highest total from a rain gauge nearby was 5.26 inches.

Flood in BALTIMORE, MARYLAND
From 28-AUG-11 02:20:00 to 28-AUG-11 08:00:00 (EST-5)
Location: CHASE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

State Route 150 was closed due to flooding from earlier rainfall.  A nearby rain gauge recorded 4.44 inches during the storm.

Flash Flood in PRINCE GEORGE'S, MARYLAND
From 27-AUG-11 18:43:00 to 27-AUG-11 23:00:00 (EST-5)
Location: MEADOWS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Department of Highways

State Route 223 was flooded and closed at Rosaryville Road.  A trained spotter measured 7.00 of rain from this storm.

Flood in ST. MARY'S, MARYLAND
From 28-AUG-11 01:15:00 to 28-AUG-11 07:00:00 (EST-5)
Location: CLEMENTS
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Other Federal Agency

The river gauge on Saint Clement Creek near Clements set a new record stage of 6.98 feet.  Records date back to 1968.  At a rain gauge closest to the creek a total of 10.40 inches was reported.

Flood in ANNE ARUNDEL, MARYLAND
From 28-AUG-11 06:00:00 to 28-AUG-11 11:00:00 (EST-5)
Location: LYONS CREEK
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Flooding was reported along Lyons Creek near Maryland Routes 4 and 260.  A nearby rain gauge observed 5.71 inches.