ACUS45 KWBC 171441 SCCNS5 Storm Summary Number 12 for Ohio Valley and Midwest Heavy Rain and Flooding NWS Weather Prediction Center College Park MD 1100 AM EDT Mon Aug 17 2026 ...Scattered thunderstorms remain possible across parts of the Ohio Valley and central/southern Appalachians today, but the overall organized heavy rainfall threat has diminished... Flood Warnings remain in effect for the rivers and streams across portions of the Midwest and Ohio Valley. Flood Watches are in effect for portions of eastern Kentucky, far southern Ohio, West Virginia, and far southwest Virginia. For a detailed graphical depiction of the latest watches, warnings and advisories, please see www.weather.gov At 1000 AM EDT...Surface and radar observations show scattered showers and thunderstorms moving eastward along a cold front gradually sweeping across the Ohio Valley and Mid-Atlantic. More widespread light to moderate rainfall was observed across parts of northern Kentucky as this activity also continues eastward towards West Virginia. After several inches of rainfall and numerous rounds of thunderstorms over the past week, rivers remain at moderate to major flood stage across parts of Illinois, Indiana, Ohio, and West Virginia. ...Selected preliminary Storm Total Rainfall in inches from 800 AM EDT Mon Aug 10 through 1000 AM EDT Mon Aug 17... ...INDIANA... FARMLAND 0.3 S 12.85 NEW CASTLE 2.4 SW 12.74 MODOC 0.1 W 12.70 WINAMAC 3.2 SSE 12.63 SPRINGPORT 3.5 NE 12.00 ANDERSON 4.0 N 11.91 YORKTOWN 1.2 NNW 10.86 MUNCIE 3.2 W 10.45 PARKER CITY 0.3 NE 10.31 LEWISVILLE 1.8 ENE 9.80 INDIANAPOLIS 7.6 NNE 5.78 ...KENTUCKY... ELKHORN CREEK NEAR DUNHAM 8.30 FRANKFORT 5 SW 6.49 GEORGETOWN 6.27 SHELBYVILLE 2.0 NNW 6.07 MAYKING 1.4 ENE 5.77 BAGDAD 5.5 ENE 5.63 GEORGETOWN 1.2 N 5.51 LEXINGTON BLUE GRASS ARPT 5.45 NICHOLASVILLE 1.2 SE 4.64 PARK LAKE 1.8 NE 4.56 JACKSON 1.9 SSE 4.52 LAWRENCEBURG 9 WNW 4.50 ...OHIO... NEW LEXINGTON 11.12 CROOKSVILLE 10.92 SUGAR GROVE 4.5 ENE 9.21 HEBRON 1.8 E 8.52 GLOUSTER 5.7 NE 8.49 THE OHIO STATE UNIVERSITY 8.49 PATASKALA 2.1 ENE 8.35 GREENVILLE 4.5 N 8.07 FRANKLINGTON 8.03 BREMEN 1.9 N 7.75 THURMAN 2.2 ESE 6.87 COLUMBUS 8.2 NE 6.23 DAYTON 6.0 NNW 5.28 ...PENNSYLVANIA... MOUNT DAVIS 6.08 YOUGHIOGENY POOL AT CONFLUENCE 5.82 ROCKWOOD 4.3 W 5.04 SOMERSET COUNTY ARPT 4.29 GLASSPORT 3.60 ...VIRGINIA... POUND RIVER ABOVE INDIAN CREEK 8.12 MIDLOTHIAN 4.0 S 6.92 CHESTER 1.6 NNE 5.38 SKYLAND PRECIP GAUGE NEAR IDA 2E 4.02 BIG MEADOWS PRECIPITATION GAUGE 3.47 ...WEST VIRGINIA... CHARLESTON 5.8 ENE 8.91 GAULEY MOUNTAIN 7.53 MAXWELLTON 7.37 MOUNT HOPE 3.6 WSW 7.22 GLEN JEAN 3.0 W 6.95 ALUM CREEK 3.0 E 6.33 MARMET 0.3 ESE 5.78 PENNSBORO 1.2 ESE 5.46 PARKERSBURG RGNL ARPT 5.27 TYGART VALLEY RIVER NEAR ELKINS 5.11 ...Selected preliminary Storm Total Rainfall in inches where the event has ended... ...ILLINOIS... TREMONT 7.2 SW 12.02 BRYANT 0.1 ENE 10.20 BLOOMINGTON 3.9 ESE 10.03 FAIRVIEW 2.0 SE 9.98 COLLISON 2 SE 9.81 DANVILLE 3.1 NNW 9.58 VIOLA 0.4 E 9.43 HEYWORTH 0.6 E 9.01 ELLSWORTH 2.5 W 8.92 MONMOUTH 8.15 CHAMPAIGN 0.3 NNE 7.63 ...IOWA... WAPELLO 0.2 S 9.46 IOWA RIVER NEAR COLUMBUS JUNCTION 8.88 MORNING SUN 1.7 E 8.74 AINSWORTH 7.4 N 7.06 ATLANTIC 7.1 NNE 6.45 SCHLESWIG 0.4 NE 6.45 ELK HORN 0.2 SSE 6.34 FAIRFIELD 5.7 NNE 5.94 LOVILIA 0.6 SSE 5.88 EARLHAM 2.0 W 5.80 DES MOINES INTL ARPT 3.47 ...NEBRASKA... WINNEBAGO 3.6 E 5.81 SNYDER 7.56 SSW 5.41 BANCROFT 0.2 NW 5.07 WAYNE 2.24 NW 5.04 DECATUR 5.00 WISNER 0.4 NNW 4.93 WAKEFIELD 5.1 SSE 4.85 STANTON 6.59 N 4.67 HASTINGS 0.86 E 4.29 OMAHA 7.8 WNW 2.90 Thunderstorm activity today is expected to remain mostly scattered before much drier weather enters on Tuesday. Even so, these additional thunderstorms found along the sweeping cold front could contain intense rainfall rates and lead to additional chances for flash flooding across parts of southern Ohio, eastern Kentucky, West Virginia, and parts of the central/southern Appalachians. A Slight Risk (level 2/4) remains in effect for these regions through tonight. This will be the last Storm Summary issued by the Weather Prediction Center for this event. Please refer to your local National Weather service office for additional information. Snell $$