A cold front moved across northern Ohio causing showers and thunderstorms to develop. A few of the stronger storms became severe.
Every event with a place to put it. Tap one for its entry below.
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 across northern Ohio causing showers and thunderstorms to develop. A few of the stronger storms became 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 May 27, 10:57 AM EST, 1 hour 31 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE CLEVELAND OH 1157 AM EDT WED MAY 27 2015 .SYNOPSIS... A WEAKENING COLD FRONT WILL CROSS THE REGION LATE THIS AFTERNOON INTO THE EVENING. HIGH PRESSURE WILL BRIEFLY BE LOCATED OVER THE REGION ON THURSDAY BUT WILL MOVE OFF THE NEW ENGLAND COAST EARLY FRIDAY. && .NEAR TERM /UNTIL 6 PM THIS EVENING/... UPDATE...NO CHANGES FOR THE UPDATE. ORIGINAL...A WEAKENING COLD FRONT WILL CROSS THE REGION LATE THIS AFTERNOON INTO THE EVENING. THE AREA LOOKS TO BE DRY THROUGH THE MORNING BUT WITH AFTERNOON HEATING AND THE LIFT NEAR AND AHEAD OF THE FRONT THERE SHOULD BE SOME CONVECTIVE DEVELOPMENT. SOME OF THE THUNDERSTORMS WILL HAVE THE POTENTIAL TO PRODUCE SOME STRONGER WIND AS THEY CROSS NORTHERN OHIO AND NW PA. TEMPERATURES ALOFT MAY ALSO COOL ENOUGH TO ALLOW FOR THE DEVELOPMENT OF SOME HAIL. WILL MENTION THE SEVERE POTENTIAL IN THE HWO. IT WILL BE ANOTHER WARM DAY UNDER VARIABLE AMOUNTS OF CLOUD COVER. MOST LOCATIONS SHOULD WARM INTO THE LOWER 80S. && .SHORT TERM /6 PM THIS EVENING THROUGH SATURDAY NIGHT/... COLD FRONT SHOULD BE EAST OF THE COUNTY WARNING AREA NEAR OR SHORTLY AFTER MIDNIGHT WITH THE THUNDER MOVING EASTWARD WITH IT. HIGH PRESSURE SHOULD THEN TAKE CONTROL FOR ABOUT 24 HOURS WITH DRY CONDITIONS EXPECTED THURSDAY INTO FRIDAY. WE WILL HAVE TO MONITOR NW OHIO FRIDAY EVENING TO SEE IF ANY CONVECTION CAN DRIFT INTO THE REGION AHEAD OF THE NEXT COLD FRONT. THE MAIN PUSH OF THUNDERSTORMS SHOULD HOLD OFF UNTIL SATURDAY AFTERNOON AND EVENING. THESE THUNDERSTORMS WILL AGAIN HAVE A CHANCE TO BECOME SEVERE. TEMPERATURES WILL ONLY COOL SLIGHTLY FOR THURSDAY IN THE WAKE OF THE WEAK FRONT. MOST LOCATIONS WILL BE WITHIN A COUPLE DEGREES OF 80. COOLER NEAR THE LAKESHORE WITH A LAKE BREEZE DEVELOPING. FRIDAY WILL SEE HIGHS RETURN TO AT LEAST THE MIDDLE 80S. A FEW DEGREES COOLER ON SATURDAY WITH MORE CLOUD COVER. && .LONG TERM /SUNDAY THROUGH WEDNESDAY/... TREND CONTINUES FOR SATURDAYS COLD FRONT TO BE SOUTH OF THE AREA BY SUNDAY. HAVE THEREFORE TRENDED PRECIP CHANCES DOWN...BUT STILL LEFT SOME AS THERE ARE STILL DISCREPANCIES ON HOW FAR SOUTH IT GETS. AT ANY RATE IT WILL BE MUCH COOLER WITH HIGH PRESSURE BUILDING TO OUR NORTH AND NORTHERLY FLOW ACROSS OUR AREA. FAIR WEATHER AND HIGH PRESSURE BY TUESDAY WITH HIGHS SLOWLY TRENDING WARMER. OVERALL THOUGH TEMPERATURES NEAR SEASONAL AVERAGES. && .AVIATION /12Z WEDNESDAY THROUGH SUNDAY/... TODAYS COLD FRONT THAT WILL BRING SHOWERS/THUNDERSTORMS TO THE TERMINALS WAS LOCATED JUST WEST OF CHICAGO AT 11Z. EXPECT QUICK CUMULUS DEVELOPMENT THIS MORNING...WITH SOME MVFR CEILINGS AT FIRST ESPECIALLY ACROSS EASTERN OH/NW PA. VFR BY MIDDAY/EARLY AFTERNOON. SSW WINDS WILL GUST UPWARDS OF 30 KNOTS TODAY. THUNDERSTORMS THIS AFTERNOON WILL BRING LOCAL IFR CONDITIONS AND ALSO THE POTENTIAL FOR WINDS TO EXCEED 40 KNOTS. FOR TONIGHT...AFTER THE COLD FRONTAL PASSAGE...WIND BECOME LIGHT AND SKIES WILL AT LEAST PARTIALLY CLEAR. WITH LINGERING LOW LEVEL MOISTURE FOG/BR MAY BE A POSSIBILITY. OUTLOOK...LOCAL/BRIEF MVFR/IFR CONDITIONS SATURDAY IN SHRA/TS. NON VFR POSSIBLE INTO SUNDAY. && .MARINE... A COLD FRONT WILL BE CROSSING LAKE ERIE THIS EVENING WITH POTENTIALLY STRONG THUNDERSTORMS. SOUTHWEST WINDS WILL SHIFT TO THE NORTHWEST LATE TONIGHT AND BECOME LIGHT WITH HIGH PRESSURE OVERHEAD. THE HIGH SHIFTS EAST FRIDAY AND SOUTHERLY FLOW RETURNS TO THE LAKE. A STRONG COLD FRONT IS EXPECTED SATURDAY. COULD SEE A SMALL CRAFT ADVISORY FOR SATURDAY INTO SUNDAY. && .CLE WATCHES/WARNINGS/ADVISORIES... PA...NONE. NY...NONE. MARINE...NONE. && SYNOPSIS...MULLEN NEAR TERM...TK/MULLEN SHORT TERM...MULLEN LONG TERM...OUDEMAN AVIATION...OUDEMAN MARINE...OUDEMAN
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CLEVELAND OH 529 AM EDT WED MAY 27 2015 LEZ061-142>149-162>169-OHZ003-006>014-017>023-027>033-036>038-047- 089-PAZ001>003-280930- 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- 529 AM EDT WED MAY 27 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF LAKE ERIE... NORTH CENTRAL OHIO...NORTHEAST OHIO...NORTHWEST OHIO AND NORTHWEST PENNSYLVANIA. .DAY ONE...TODAY AND TONIGHT THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS THE REGION THIS AFTERNOON INTO THE EVENING. THE MAIN THREAT WILL BE STRONG DAMAGING WINDS BUT LARGE HAIL WILL BE POSSIBLE. A WEAKENING COLD FRONT WILL MOVE INTO NORTHWEST OHIO THIS AFTERNOON WITH THUNDERSTORMS DEVELOPING ALONG IT. THESE THUNDERSTORMS WILL MOVE EASTWARD THROUGH THE EVENING AND COULD IMPACT ALL OF NORTHERN OHIO AND NORTHWEST PENNSYLVANIA. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY SEVERE THUNDERSTORMS WILL BE POSSIBLE SATURDAY AFTERNOON AND EVENING AS ANOTHER COLD FRONT MOVES ACROSS THE AREA. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE REQUIRED.
The Detroit radar (KDTX), 111 km away, was scanning. The volume nearest the first event began at 17:27 UTC.
13 thunderstorm wind, 6 hail. Local standard time, as filed.
Thunderstorm winds downed a couple power poles and some wires near the intersection of Little Road and Centenial Road.
Thunderstorm winds downed a few large tree limbs.
Hail the size of a penny was reported.
Quarter sized hail was reported.
Quarter sized was reported west of Pemberville.
Thunderstorm winds downed a tree on State Route 105 northeast of Elmore.
Penny sized hail was observed.
Thunderstorm wind gusts were estimated to be at least 60 mph.
Penny sized hail was observed along State Route 105 just west of the Sandusky County Line.
Thunderstorm downburst winds were estimated at 60 mph.
Penny sized hail was reported.
Penny sized hail was reported.
Thunderstorm wind gusts downed several trees and power lines in Sandusky.
Thunderstorm winds downed a tree on Darrow Road south of Vermilion.
Thunderstorm winds down a few large trees limbs southeast of Amherst.
Thunderstorm winds downed trees in both West Lake and Bay Village.
Thunderstorm winds downed at least six trees in the Bellville and Lucas areas.
Thunderstorm winds snapped a power pole and downed some power poles.
Thunderstorm downburst winds caused damage in Clyde. A few trees and large limbs were knocked down. At least one home lost some shingles.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Ohio in 2015Every state in 2015This day in weather historyWarnings in Ohio, May 2015
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: 580347, 580308, 580310, 580311, 580349, 580350, 580354, 580355, 580341, 580313, 580314, 580315, 580363, 580367, 580365, 580366, 580373, 580318, 580320.