Residents urged to take precautions.
The National Weather Service in Sterling Virginia has issued a * Flood Warning for… Southeastern Washington County in north central Maryland… Southwestern Frederick County in north central Maryland… * Until 1230 AM EDT. *
At 637 PM EDT, Doppler radar indicated heavy rain that will cause flooding. Localized rainfall amounts over one inch of rain have already fallen. Additional rainfall amounts of one to two inches are possible this evening. *
Some locations that may experience flooding include… Frederick, Harry Grove Stadium, Ballenger Creek, Brunswick, Boonsboro, Braddock Heights, Jefferson, Myersville, Keedysville, Sharpsburg, Fairplay, Rosemont, Rohrersville, Burkittsville, Gapland, Brownsville, Antietam, Clifton, Arnoldtown and Knoxville.
PRECAUTIONARY/PREPAREDNESS ACTIONS… Be especially cautious at night when it is harder to recognize the dangers of flooding. A Flood Warning means that flooding is imminent or occurring. All interested parties should take necessary precautions immediately. && LAT…LON 3951 7757 3950 7747 3940 7747 3941 7737 3928 7756 3931 7757 3930 7762 3932 7768 3932 7770 3933 7774 3934 7776 3935 7775 3938 7775 3940 7774 3943 7777 3956 7773 $$ ADS
...A FLOOD WARNING REMAINS IN EFFECT UNTIL 745 PM EDT FOR CENTRAL FREDERICK COUNTY IN NORTH CENTRAL MARYLAND... At 625 PM EDT, Doppler radar showed heavy rainfall across the area which is causing minor flooding. Broadcast media and law enforcement reported standing high water on some streets in Frederick. Around three inches of rain have already fallen between downtown Frederick and the Broadview Acres neighborhood. Additional rainfall amounts of one inch are possible this evening. Some locations that may experience flooding include... Frederick, Ballenger Creek, Walkersville, Clover Hill, Discovery-Spring Garden, Linganore-Bartonsville, Woodsboro, Libertytown, Bloomfield, Mount Pleasant, New Midway and Utica. PRECAUTIONARY/PREPAREDNESS ACTIONS... Excessive runoff from heavy rainfall will cause flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other drainage areas and low lying spots. A Flood Warning means that flooding is imminent or occurring. All interested parties should take necessary precautions immediately.
Flood Watch
District of Columbia-Washington-Frederick MD-Carroll- Northern Baltimore-Southern Baltimore-Prince Georges-Anne Arundel- Extreme Western Allegany-Central and Eastern Allegany- Northwest Montgomery-Central and Southeast Montgomery- Northwest Howard-Central and Southeast Howard-Northwest Harford- Southeast Harford-Rockingham-Shenandoah-Frederick VA-Page-Warren- Clarke-Fairfax-Arlington/Falls Church/Alexandria-Western Loudoun- Eastern Loudoun-Northern Virginia Blue Ridge-Hampshire-Morgan- Berkeley-Jefferson-Hardy-Western Grant-Eastern Grant- Western Mineral-Eastern Mineral-Western Pendleton- Eastern Pendleton- Including the cities of Washington, Hagerstown, Frederick, Ballenger Creek, Eldersburg, Westminster, Reisterstown, Cockeysville, Baltimore, Bowie, Suitland-Silver Hill, Clinton, College Park, Greenbelt, Laurel, Camp Springs, Glen Burnie, Annapolis, Severn, South Gate, Severna Park, Arnold, Odenton, Frostburg, Cumberland, Germantown, Damascus, Bethesda, Rockville, Gaithersburg, Silver Spring, Lisbon, Columbia, Ellicott City, Jarrettsville, Aberdeen, Harrisonburg, Strasburg, Woodstock, Mount Jackson, New Market, Winchester, Luray, Shenandoah, Stanley, Front Royal, Berryville, Reston, Herndon, Annandale, Centreville, Chantilly, McLean, Franconia, Arlington, Alexandria, Purcellville, Leesburg, Ashburn, Sterling, Big Meadows, Romney, Paw Paw, Martinsburg, Charles Town, Shepherdstown, Moorefield, Bayard, Mount Storm, Petersburg, Elk Garden, Antioch, Keyser, New Creek, Ridgeville, Russelldale, Headsville, Fort Ashby, Riverton, Brandywine, Franklin, Oak Flat, Ruddle, and Sugar Grove 140 PM EDT Wed May 16 2018 …FLOOD WATCH IN EFFECT FROM THURSDAY AFTERNOON THROUGH FRIDAY EVENING… The National Weather Service in Sterling Virginia has issued a * Flood Watch for portions of Maryland, The District of Columbia, Virginia, and West Virginia, including the following areas, in Maryland, Anne Arundel, Carroll, Central and Eastern Allegany, Central and Southeast Howard, Central and Southeast Montgomery, Extreme Western Allegany, Frederick MD, Northern Baltimore, Northwest Harford, Northwest Howard, Northwest Montgomery, Prince Georges, Southeast Harford, Southern Baltimore, and Washington. The District of Columbia. In Virginia, Arlington/Falls Church/Alexandria, Clarke, Eastern Loudoun, Fairfax, Frederick VA, Northern Virginia Blue Ridge, Page, Rockingham, Shenandoah, Warren, and Western Loudoun. In West Virginia, Berkeley, Eastern Grant, Eastern Mineral, Eastern Pendleton, Hampshire, Hardy, Jefferson, Morgan, Western Grant, Western Mineral, and Western Pendleton.
* From Thursday afternoon through Friday evening *
Periods of rain will continue across the region through at least Friday. This rain will be heavy at times, with overall additional rainfall totals of 3 to 5 inches.
While flash flooding cannot be ruled out, the primary concern is flooding of small streams and low-lying areas. Streams are already elevated and soils saturated from earlier rainfall, increasing the flood threat.
PRECAUTIONARY/PREPAREDNESS ACTIONS… A Flood Watch means there is a potential for flooding based on current forecasts. You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop. && $$
By The National Weather Service, Sterling, Va.