627
ACUS45 KWBC 120246
SCCNS5
STORM SUMMARY NUMBER 1 FOR OHIO VALLEY HEAVY RAIN AND FLOODING
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
1100 PM EDT TUE AUG 11 2026
...HEAVY RAINFALL AND DANGEROUS FLASH FLOODING PERSIST ACROSS THE
OHIO VALLEY AND CENTRAL APPALACHIANS AS REPEATED ROUNDS OF
THUNDERSTORMS TRACK ACROSS THE AREA...
FLOOD WATCHES ARE IN EFFECT FOR NORTHERN INDIANA, OHIO, EASTERN
KENTUCKY, SOUTHERN 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 PM EDT...A NEARLY STATIONARY FRONT REMAINS DRAPED ACROSS
LOWER MICHIGAN AND PENNSYLVANIA, WITH A WEAK SURFACE LOW ANCHORED
ALONG IT. NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWS THE MAIN
STORM CORRIDOR HAS PUSHED SOUTH OF THE FRONT, WITH ACTIVE HEAVY
THUNDERSTORMS AND ONGOING FLOODING ACROSS KENTUCKY, SOUTHERN WEST
VIRGINIA, AND FAR SOUTHWEST VIRGINIA.
...SELECTED PRELIMINARY STORM TOTAL RAINFALL IN INCHES FROM 800 AM
EDT MON AUG 10 THROUGH 1000 PM EDT TUE AUG 11...
..INDIANA
ORA 5.84
WINAMAC 10 NW 4.80
WINAMAC 3 SSE 4.40
MONTEREY 2 WNW 4.11
..KENTUCKY
HARLAN 1.81
MCCREARY 1.81
MERCER 1.65
JOHNSON 1.58
KNOX 1.55
..OHIO
CROOKSVILLE 7.28
ROSEVILLE 6.54
NEW LEXINGTON 6.36
LAYMAN 5.96
CHESTERHILL 5.64
BURR OAK 1 SE 5.48
CORNING 4.51
AMESVILLE 4.04
HANOVERTON 3.91
COLERAIN 3.52
MOUNT PLEASANT 3 SW 3.46
COLUMBUS INTL AIRPORT 2.99
..PENNSYLVANIA
CONFLUENCE 3.96
MOUNT DAVIS 3.63
..WEST VIRGINIA
SOUTH CHARLESTON 3.93
GRANTSVILLE 2 ESE 3.86
PARKERSBURG 3.44
CHARLESTON 3.16
THE FRONT WILL REMAIN NEARLY STATIONARY OVERNIGHT BEFORE SLOWLY
PUSHING SOUTH THROUGH WEDNESDAY. OVERNIGHT, A NEW CLUSTER OF
THUNDERSTORMS IS FORECAST TO FORM UPSTREAM OVER IOWA AND ILLINOIS,
EVENTUALLY TRACKING EAST ACROSS THE ALREADY SATURATED SOILS OF THE
OHIO VALLEY. WIDESPREAD ADDITIONAL RAINFALL TOTALS OF 1 TO 3
INCHES ARE EXPECTED, WITH LOCALIZED TRAINING BANDS DUMPING UP TO 4
TO 6 INCHES. BECAUSE GROUND CONDITIONS ACROSS THE OHIO VALLEY ARE
THOROUGHLY SOAKED, ANY RENEWED HEAVY RAIN WILL IMMEDIATELY CREATE
RAPID RUNOFF, MAINTAINING A THREAT FOR FLASH FLOODING THROUGH
WEDNESDAY.
THE NEXT STORM SUMMARY WILL BE ISSUED BY THE WEATHER PREDICTION
CENTER AT 1100 AM EDT. PLEASE REFER TO YOUR LOCAL NATIONAL WEATHER
SERVICE OFFICE FOR ADDITIONAL INFORMATION ON THIS EVENT.
EOVINO
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