Flood Warning On The Monocacy River Near Frederick Until 9:00 PM

National Weather Services says some minor flooding is occurring.

...The Flood Warning continues for the following rivers in

  Monocacy River near Frederick affecting Frederick County.

For the Monocacy River...including Frederick...Minor flooding is


Motorists should not attempt to drive around barricades or drive
cars through flooded areas.

Stay tuned to further developments by listening to your local radio,
television, or NOAA Weather Radio for further information.

Additional information is available at www.weather.gov/washington or

The next statement will be issued this evening at 900 PM EDT.


1211 PM EDT Fri Sep 24 2021

...The Flood Warning remains in effect...

The Flood Warning continues for
  the Monocacy River near Frederick.
* Until late this evening.
* At 12:00 PM EDT Friday the stage was 16.9 feet, or 1.9 feet above
  flood stage, and falling.
* Flood stage is 15.0 feet.
* Minor flooding is occurring.
* Recent Activity...The maximum river stage in the 24 hours ending
  at 12:00 PM EDT Friday was 19.0 feet.
* Forecast...The river is expected to fall below flood stage late
  this afternoon and continue falling to 5.0 feet Monday morning.
* Impact...At 17.0 feet, Significant lowland flooding is occurring
  along the river, with backwater flooding also occurring. Numerous
  roads are closed. Water is approaching the parking lot at Gambrill
  Mill on the Monocacy National Battlefield. Backwater flooding from
  Carroll Creek is likely approaching the underside of the bridge
  leading to the Frederick city wastewater treatment plant.
* Flood History...This crest compares to a previous crest of 16.9
  feet on 03/11/2011.

By The National Weather Service, Sterling, Va.