THE NATIONAL WEATHER SERVICE HAS EXTENDED SEVERE THUNDERSTORM WATCH 554 TO INCLUDE THE FOLLOWING AREAS UNTIL 8 PM EDT THIS EVENING IN INDIANA THIS WATCH INCLUDES 8 COUNTIES IN EAST CENTRAL INDIANA FAYETTE UNION WAYNE IN SOUTHEAST INDIANA DEARBORN FRANKLIN OHIO RIPLEY SWITZERLAND IN KENTUCKY THIS WATCH INCLUDES 11 COUNTIES IN NORTHERN KENTUCKY BOONE BRACKEN CAMPBELL CARROLL GALLATIN GRANT KENTON MASON OWEN PENDLETON ROBERTSON IN OHIO THIS WATCH INCLUDES 27 COUNTIES IN CENTRAL OHIO DELAWARE FAIRFIELD FAYETTE FRANKLIN HOCKING LICKING MADISON PICKAWAY UNION IN SOUTHWEST OHIO BROWN BUTLER CLERMONT CLINTON HAMILTON WARREN IN WEST CENTRAL OHIO AUGLAIZE CHAMPAIGN CLARK DARKE GREENE HARDIN LOGAN MERCER MIAMI MONTGOMERY PREBLE SHELBY THIS INCLUDES THE CITIES OF ABERDEEN, ADA, ALEXANDRIA, AUGUSTA, AURORA, BATESVILLE, BEAVERCREEK, BELLEFONTAINE, BELLEVUE, BLANCHESTER, BRIGHT, BROOKSVILLE, BROOKVILLE, BURLINGTON, BUTLER, CAMDEN, CARROLLTON, CELINA, CIRCLEVILLE, COLDWATER, CONNERSVILLE, COVINGTON, CRITTENDEN, DAY HEIGHTS, DAYTON, DELAWARE, DILLSBORO, DOWNTOWN CINCINNATI, DOWNTOWN COLUMBUS, DOWNTOWN DAYTON, DRY RIDGE, EATON, ERLANGER, FAIRBORN, FAIRFIELD, FALMOUTH, FLORENCE, FORT THOMAS, FRANKLIN, GEORGETOWN, GREENDALE, GREENVILLE, HAMILTON, HIDDEN VALLEY, HIGHLAND HEIGHTS, INDEPENDENCE, KENTON, KETTERING, LANCASTER, LANDEN, LAWRENCEBURG, LEBANON, LIBERTY, LOGAN, LONDON, MARYSVILLE, MASON, MAYSVILLE, MIDDLETOWN, MILAN, MILFORD, MINSTER, MOUNT CARMEL, MOUNT OLIVET, MOUNT ORAB, MOUNT REPOSE, MULBERRY, NEW BREMEN, NEWARK, NEWPORT, OAKBROOK, OSGOOD, OWENTON, OXFORD, PICKERINGTON, PIQUA, PLAIN CITY, RICHMOND, RIPLEY, RISING SUN, SIDNEY, SPRINGBORO, SPRINGFIELD, ST. MARYS, SUMMERSIDE, TIPP CITY, TROY, URBANA, VERSAILLES, VEVAY, WAPAKONETA, WARSAW, WASHINGTON COURT HOUSE, WEST COLLEGE CORNER, WEST JEFFERSON, WILLIAMSTOWN, WILMINGTON, WITHAMSVILLE, AND XENIA.

* WHAT...Flash flooding caused by excessive rainfall is possible. * WHERE...Portions of Indiana, including the following counties, Dearborn, Fayette, Franklin, Union and Wayne, Kentucky, including the following counties, Boone, Bracken, Campbell, Kenton, Lewis, Mason, Pendleton and Robertson, and Ohio, including the following counties, Adams, Auglaize, Brown, Butler, Champaign, Clark, Clermont, Clinton, Darke, Delaware, Fairfield, Fayette, Franklin, Greene, Hamilton, Hardin, Highland, Hocking, Licking, Logan, Madison, Mercer, Miami, Montgomery, Pickaway, Pike, Preble, Ross, Scioto, Shelby, Union and Warren. * WHEN...Through Wednesday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Several rounds of thunderstorms are expected through Tuesday night. Locally heavy rainfall can be expected with the potential for storms to repeatedly track over the same locations. This will result in the potential for flash flooding.