WFO BALTIMORE MD./WASHINGTON D.C. Warnings, Watches and Advisories for Friday, May 16, 2025

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FLOOD WARNING

Flood Statement

National Weather Service Baltimore MD/Washington DC

1117 PM EDT Wed May 14 2025

...The Flood Warning is extended for the following rivers in

Maryland...Virginia...

Potomac River at Point of Rocks affecting Frederick and Loudoun

Counties.

For the Potomac River...including Point of Rocks...Moderate flooding

is forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should not attempt to drive around barricades or drive

cars through flooded areas.

Turn around, don't drown when encountering flooded roads. Most flood

deaths occur in vehicles.

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

www.weather.gov/baltimore.

The next statement will be issued early Thursday morning.Thursday

morning at 1130 AM EDT.

...FLOOD WARNING NOW IN EFFECT UNTIL LATE FRIDAY EVENING...

* WHAT...Minor flooding is occurring and moderate flooding is

forecast.

* WHERE...Potomac River at Point of Rocks.

* WHEN...Until late Friday evening.

* IMPACTS...At 23.0 feet, Floodwaters completely cover the comfort

station at the Brunswick boat ramp, and reach the comfort station

at the Point of Rocks boat ramp. The upper parking lot at the

Point of Rocks boat ramp begins to flood.

* ADDITIONAL DETAILS...

- At 10:45 PM EDT Wednesday the stage was 18.7 feet, or 2.6

feet above flood stage.

- Recent Activity...The maximum river stage in the 24 hours

ending at 10:45 PM EDT Wednesday was 18.7 feet.

- Forecast...The river is expected to rise to a crest of 23.6

feet Thursday morning. It will then fall below flood stage

Friday afternoon.

- Flood stage is 16.0 feet.

- Flood History...This crest compares to a previous crest of

23.5 feet on 06/18/1910.

- Please visit www.weather.gov/safety/flood for flood safety

and preparedness information.

River Name Fld Observed Thu Thu Thu Crest

Location Stg Stg Day/Time 8AM 2PM 8PM Stg Time Date

Potomac River

Point of Rocks 16.0 18.7 Wed 10 pm 23.6 23.6 22.6 23.6 8am Thu

...FLOOD WARNING NOW IN EFFECT UNTIL LATE TOMORROW EVENING...

* WHAT...Minor flooding is forecast.

* WHERE...Potomac River at Harpers Ferry.

* WHEN...Until late tomorrow evening.

* IMPACTS...At 19.5 feet, Floodwaters begin to cover the old federal

armory site at historic Harpers Ferry. Backwater from the

Shenandoah covers most areas between the normal river channel and

the elevated Winchester & Potomac Railroad tracks.

- At 10:45 PM EDT Wednesday the stage was 17.9 feet, or 0.1

feet below flood stage.

- Forecast...The river will rise above flood stage late this

evening to 19.1 feet tomorrow morning. It will then fall

below flood stage tomorrow afternoon to 10.7 feet Saturday

morning. It will rise to 10.8 feet early Saturday afternoon.

It will then fall again and remain below flood stage.

- Flood stage is 18.0 feet.

19.1 feet on 05/19/2011.

and preparedness information

River Name Fld Observed Thu Thu Thu Crest

Location Stg Stg Day/Time 8AM 2PM 8PM Stg Time Date

Harpers Ferr 18.0 17.9 Wed 10 pm 19.1 18.3 16.9 19.1 8am Thu

...FLOOD WARNING NOW IN EFFECT UNTIL LATE TOMORROW MORNING...

* WHAT...Minor flooding is occurring and minor flooding is forecast.

* WHERE...Potomac River at Hancock.

* WHEN...Until late tomorrow morning.

- At 11:00 PM EDT Wednesday the stage was 26.3 feet, or 1.3

ending at 11:00 PM EDT Wednesday was 26.3 feet.

- Forecast...The river is expected to fall below flood stage

late tonight and continue falling to 14.3 feet Saturday

evening.

- Flood stage is 25.0 feet.

26.2 feet on 03/21/1963.

Hancock 25.0 26.3 Wed 11 pm 24.1 22.3 20.1 15.5 8am Sat

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