NOAA logo  
alert map
Radar valid at 530 pm EDT, Sep 1st 2021

alert legend



MDC013-021-012130-
/O.NEW.KLWX.FF.W.0065.210901T1826Z-210901T2130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Baltimore MD/Washington DC
226 PM EDT Wed Sep 1 2021

The National Weather Service in Sterling Virginia has issued a

* Flash Flood Warning for...
Northwestern Carroll County in north central Maryland...
Northeastern Frederick County in north central Maryland...

* Until 530 PM EDT.

* At 226 PM EDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 2 and 3 inches of rain
have fallen. Additional rainfall amounts of 1 to 2 inches are
possible in the warned area. Flash flooding is ongoing or expected
to begin shortly.

HAZARD...Life threatening flash flooding. Thunderstorms
producing flash flooding.

SOURCE...Radar.

IMPACT...Life threatening flash flooding of creeks and streams,
urban areas, highways, streets and underpasses.

* Some locations that will experience flash flooding include...
Frederick... Thurmont...
Emmitsburg... Taneytown...
Walkersville... Braddock Heights...
Discovery-Spring Garden... Clover Hill...
Linganore-Bartonsville... Woodsboro...
Libertytown... Sabillasville...
Graceham... Rocky Ridge...
Utica... Lewistown...
New Midway... Ladiesburg...
Detour... Bloomfield...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

&&

LAT...LON 3940 7731 3942 7752 3959 7751 3971 7748
3971 7747 3972 7747 3972 7731 3972 7722
3972 7716 3960 7720

FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE

iNWS is an experimental service intended for NWS core partners, including emergency managers, community leaders and other government agencies only.