A cold front moved south across the area during the afternoon of August 8th. Scattered showers and thunderstorms developed along the front with a couple becoming severe.
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Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS CLE wrote it up.
A cold front moved south across the area during the afternoon of August 8th. Scattered showers and thunderstorms developed along the front with a couple becoming severe.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Cleveland, OH wrote its last area forecast discussion before the first event at Aug 8, 12:20 PM EST, 1 hour 45 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE CLEVELAND OH 120 PM EDT WED AUG 8 2012 .SYNOPSIS... A WEAK COLD FRONT JUST NORTH OF LAKE ERIE WILL MOVE SOUTHEAST ACROSS THE LOCAL AREA TODAY AND THEN STALL NEAR THE OHIO RIVER. LOW PRESSURE WILL MOVE UP THE OHIO VALLEY THURSDAY AND FRIDAY. HIGH PRESSURE WILL SLOWLY BUILD OVER THE REGION FROM THE WEST OVER THE WEEKEND. && .NEAR TERM /UNTIL 6 PM THIS EVENING/... COLD FRONT FROM JUST NORTH OF BUF TO JUST SOUTH OF TOL. FORECAST LOOKS REASONABLE. MADE MINOR ADJUSTMENTS TO THE TIMING OF THE CLOUD COVER FOR UPDATE. PREVIOUS...THE COLD FRONT IS ON TRACK TO MOVE SE ACROSS THE AREA TODAY. SOME SHOWERS AND EVEN SOME LIGHTNING OCCURRED EARLIER IN THE NIGHT ALONG THE FRONT ACROSS LOWER MICHIGAN. LATEST HRRR AND CONVECTIVE SREF CONTINUE TO SUGGEST THAT ISOLATED TO SCATTERED SHOWERS AND STORMS WILL DEVELOP ALONG THE FRONT LATER TODAY. BEST CHANCES FOR THIS WILL BE IN THE EAST THIS AFTERNOON. HAVE GONE WITH A 20 TO 30 POP MOST AREAS. CLOUDS WILL COME AND GO TODAY BUT BY LATE AFTERNOON SKIES SHOULD BE MAINLY PARTLY CLOUDY. HIGH TEMPS WILL BE A DEGREE OR TWO COOLER THAN TUESDAY. && .SHORT TERM /6 PM THIS EVENING THROUGH SATURDAY NIGHT/... ACTIVE WEATHER IS EXPECTED DURING THE PERIOD AS AN UPPER LOW GETS SET UP OVER THE EASTERN CONUS. THE MODELS NOW ARE FAIRLY SIMILAR WITH THE MAIN FEATURES. LOW PRESSURE IS EXPECTED TO MOVE UP THE OHIO VALLEY TONIGHT AND FRIDAY WITH THE LOW EVENTUALLY CROSSING WESTERN PA. MODELS SHOWING GOOD ISENTROPIC LIFT WITH PWAT VALUES EVENTUALLY REACHING 1.75 INCHES. INSTABILITY WILL INCREASE TONIGHT AND THURSDAY AS DEWPOINTS SURGE INTO THE UPPER 60S. A FEW STRONG TO SEVERE STORMS ARE LIKELY LATE THURSDAY AS THE LOW PASSES. SHEAR WILL BE ENHANCED ALONG THE FRONT STRETCHING NE FROM THE LOW. THAT IS LIKELY WHERE ANY SEVERE WEATHER WILL OCCUR. WRAP AROUND MOISTURE BEHIND THE LOW WILL KEEP SHOWERS GOING THROUGH MIDDAY SATURDAY ALL AREAS AND IN THE EAST ON SATURDAY NIGHT. 850 MB TEMPS DIP TO PLUS 8 OR 10 SATURDAY DEPENDING ON WHICH MODEL YOU BELIEVE. EITHER WAY COLD AIR ADVECTION CLOUDS AND SHOWERS WILL BE LIKELY TO THE EAST OF KCLE. EXPECT MUCH OF THE AREA TO SEE AN INCH OR MORE OR RAIN THURSDAY THROUGH FRIDAY. TEMPS DURING THE PERIOD WILL BE BELOW NORMAL FOR A CHANGE. && .LONG TERM /SUNDAY THROUGH TUESDAY/... MODELS CONTINUING TO HANDLE STRONG UPPER TROUGH OVER THE AREA WELL WITH GFS AND ECMWF MOVING IT OFF TO THE EAST ON SUNDAY WITH SFC HIGH PRESSURE BUILDING INTO THE AREA. GOING INTO EARLY NEXT WEEK MADE LITTLE CHANGES OVERALL TO THE FORECAST WITH 00Z ECMWF SHOWING BROAD UPPER TROUGH MOVING ACROSS THE AREA WHILE GFS ALSO BRINGING UPPER TROUGH OVER THE AREA BUT A BIT STRONGER WITH SFC LOW PRESSURE DEVELOPING OVER THE MID MISSISSIPPI VALLEY. FOR NOW WILL CONTINUE TO LEAN TOWARD THE ECMWF WITH MAINLY DRY CONDITIONS...BUT HAVE CONTINUE WITH MORE CLOUDINESS ACROSS THE AREA DURING THIS TIME. WITH NO STRONG TEMP ADVECTION MODERATED TEMPS FOR SUNDAY WITH THE TROUGH DEPARTING BUT OTHERWISE KEPT THEM NEAR NORMAL FOR EARLY NEXT WEEK. && .AVIATION /18Z WEDNESDAY THROUGH SUNDAY/... A WEAK COLD FRONT WILL BECOME STATIONARY OVER THE CENTRAL PORTION OF OHIO THIS EVENING. THIS BOUNDARY MAY CAUSE ENOUGH LOW LEVEL CONVERGENCE TO CAUSE A COUPLE THUNDERSTORMS TO DEVELOP OVER NE OHIO INTO NW PA. ONLY HAVE MENTIONED VICINITY THUNDER FOR THE KYNG TAF AT THIS TIME. HOWEVER WILL WATCH INLAND LOCATIONS FURTHER WEST THROUGH THE AFTERNOON. UNCERTAINTY AS WE APPROACH SUNRISE IS THE AMOUNT OF MVFR FOG THAT CAN DEVELOP WITH THE OVERALL INCREASE IN LIFT AS THE UPPER LEVEL TROUGH ARRIVES. AT THIS POINT DID NOT INTRODUCE ANY INTO THE TAF SITES BUT IF IT CAN OCCUR IT MAY BE ACROSS THE WESTERN TAF SITES. BELIEVE THERE WILL ALSO BE SOME SHOWERS THAT DRIFT INTO THE WEST ABOUT THE SAME TIME AS THE MVFR VISIBILITIES. SO FAR HAVE ONLY INTRODUCED A VICINITY SHOWER WITH UNCERTAINTY ON HOW FAST IT WILL MOVE INTO NW OHIO. THERE WILL EVENTUALLY BE A THREAT OF THUNDERSTORMS AS WE HEAT THE SURFACE INTO THE EARLY AFTERNOON. .OUTLOOK...PERIODS OF NON VFR POSSIBLE THURSDAY AND FRIDAY. NON VFR POSSIBLE SATURDAY ACROSS NE OHIO INTO NW PA. && .MARINE... A WEAK COLD FRONT WILL MOVE ACROSS THE LAKE TODAY BUT SHOULD CAUSE ANY SIGNIFICANT WEATHER OTHER THAN THE WIND SHIFT FROM SOUTHWEST TO NORTH TONIGHT. THE SIGNIFICANT WEATHER ISSUE FOR THE LAKE WILL BEGIN THURSDAY AS A STRONG UPPER TROUGH MOVES TOWARD THE LAKE AND SFC LOW PRESSURE INTENSIFIES OVER THE OHIO VALLEY...THEN MOVES TO THE NORTHEAST FRIDAY. NORTHEAST FLOW WILL INCREASE THROUGH THURSDAY WITH WINDS RANGING 20 KNOTS OR GREATER BY THURSDAY NIGHT AND CONTINUING THROUGH FRIDAY NIGHT. WINDS WILL SLOWLY DIMINISH THROUGH SATURDAY. HIGH PRESSURE WILL BUILD OVER THE LAKE ON SUNDAY. SMALL CRAFT ADVISORY CONDITIONS APPEAR LIKELY BEGINNING THURSDAY NIGHT AND CONTINUING THROUGH AT LEAST SATURDAY MORNING. && .CLE WATCHES/WARNINGS/ADVISORIES... OH...NONE. PA...NONE. MARINE...NONE. && SYNOPSIS...KUBINA NEAR TERM...DJB/KUBINA SHORT TERM...KUBINA LONG TERM...ABE AVIATION...MULLEN MARINE...ABE
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CLEVELAND OH 554 AM EDT WED AUG 8 2012 LEZ061-142>149-162>169-OHZ003-006>014-017>023-027>033-036>038-047- 089-PAZ001>003-091000- LAKE ERIE OPEN WATERS FROM RIPLEY TO BUFFALO NY- MAUMEE BAY TO RENO BEACH OH-RENO BEACH TO THE ISLANDS OH- THE ISLANDS TO VERMILION OH-VERMILION TO AVON POINT OH- AVON POINT TO WILLOWICK OH-WILLOWICK TO GENEVA-ON-THE LAKE OH-GENEVA- ON-THE-LAKE TO CONNEAUT OH-CONNEAUT OH TO RIPLEY NY- LAKE ERIE OPEN WATERS FROM MAUMEE BAY TO RENO BEACH- LAKE ERIE OPEN WATERS FROM RENO BEACH TO THE ISLANDS- LAKE ERIE OPEN WATERS FROM THE ISLANDS TO VERMILION- LAKE ERIE OPEN WATERS FROM VERMILION TO AVON POINT- LAKE ERIE OPEN WATERS FROM AVON POINT TO WILLOWICK- LAKE ERIE OPEN WATERS FROM WILLOWICK TO GENEVA-ON-THE-LAKE- LAKE ERIE OPEN WATERS FROM GENEVA-ON-THE-LAKE TO CONNEAUT- LAKE ERIE OPEN WATERS FROM CONNEAUT OH TO RIPLEY NY-LUCAS-WOOD- OTTAWA-SANDUSKY-ERIE OH-LORAIN-CUYAHOGA-LAKE-GEAUGA-ASHTABULA INLAND- HANCOCK-SENECA-HURON-MEDINA-SUMMIT-PORTAGE-TRUMBULL-WYANDOT-CRAWFORD- RICHLAND-ASHLAND-WAYNE-STARK-MAHONING-MARION-MORROW-HOLMES-KNOX- ASHTABULA LAKESHORE-NORTHERN ERIE-SOUTHERN ERIE-CRAWFORD PA- 554 AM EDT WED AUG 8 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR LAKE ERIE...NORTH CENTRAL OHIO...NORTHEAST OHIO...NORTHWEST OHIO AND NORTHWEST PENNSYLVANIA. .DAY ONE...TODAY AND TONIGHT. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. THE STORM PREDICTION CENTER HAS INDICATED THAT THERE IS A SLIGHT RISK FOR SEVERE THUNDERSTORMS THURSDAY AND THURSDAY NIGHT. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
The Cleveland radar (KCLE), 79 km away, was scanning. The volume nearest the first event began at 19:04 UTC.
4 thunderstorm wind. Local standard time, as filed.
Emergency Manager reported a cluster of trees down near Hartsgrove on Laskey Rd.
Emergency Manager relayed reports of trees down south of Jeffereson.
Law Enforcement reported numerous large tree branches down over a quarter mile stretch which caused structural damage to 3 homes.
Trained weather spotter reported several large tree limbs down along E Calla Rd. between Springfield Rd. and Struthers Rd. A portion of a barn was also blown down by the strong wind gusts.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Ohio in 2012Every state in 2012This day in weather historyWarnings in Ohio, August 2012
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 409403, 409404, 409405, 409406.