An upper level disturbance combined with a warm and humid air mass produced scattered severe thunderstorms across eastern Ohio, northern West Virginia, western Pennsylvania, and Garrett county Maryland.
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 PBZ wrote it up.
An upper level disturbance combined with a warm and humid air mass produced scattered severe thunderstorms across eastern Ohio, northern West Virginia, western Pennsylvania, and Garrett county Maryland.
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 Pittsburgh, PA wrote its last area forecast discussion before the first event at Jun 11, 2:26 PM EST, 1 hour 49 minutes earlier.
AREA FORECAST DISCUSSION...UPDATED NATIONAL WEATHER SERVICE PITTSBURGH PA 326 PM EDT WED JUN 11 2014 .SYNOPSIS... SLOW-MOVING LOW PRESSURE WILL MAINTAIN CHANCES FOR SHOWERS AND THUNDERSTORMS THROUGH FRIDAY...WITH HIGH PRESSURE BUILDING INTO THE REGION THIS WEEKEND. && .NEAR TERM /THROUGH THURSDAY/... UPDTD TO ADD TORNADO WATCH FOR PTNS OF THE AREA. VISIBLE STLT TRENDS SHOW CLRG WORKING INTO THE RGN E OF THE WV PANHANDLE...WITH MESO ANALYSIS SHOWING INSTBY BLDG IN THIS RGN. EXPG SHWRS AND TSTMS TO CONT TO DVLP THRU LT AFTN...WITH THE BEST POTENTIAL FOR SVR WEA WHERE CLRG TAKES PLACE. LLVL WNDS HAVE ALSO BCM SELY ESP E-S OF PIT. THIS WL ENHANCE AVAIL SHEAR INTO THE EVE AS SPEEDS PICK UP AS WELL...INCRG THE SVR WEA THREAT. MAIN CONCERNS WL BE DAMAGING WNDS...WITH AN ISOLD TORNADO THREAT WHERE BETTER SHEAR IS IN PLACE. AFT SUNSET EXP A GRDL DECR IN TSTMS...ALTHOUGH SHWRS WL CONT AS ANOTHER SHRTWV CROSSES THE RGN IN SWLY FLOW AHD OF A SLOW- MOVG UPR TROF. PWATS ARE ELEVATED BUT STORM MOTION SHOULD PRECLUDE A WDSPRD FLOOD THREAT. THE MAIN TROF WL ADVN INTO THE RGN THU AFTN WITH ADDNL SHWR AND TSTM ACTIVITY EXPD...THOUGH SHEAR VALUES WL BE LWR THAN TDA. EXP TEMP NR THE SEASONAL AVGS. && .SHORT TERM /THURSDAY NIGHT THROUGH FRIDAY/... ACTIVE PATTERN WILL CONT THU-FRI AS MIDWESTERN SHRTWV TROF FINALLY LIFTS OUT. PCPN WILL EXHIBIT A LULL LATE THU NGT-FRI MRNG BUT WILL REINVIGORATE ON FRI AS CDFNT SURGES SEWD AND DISPLACES MSTR EWD. POPS WERE INCRD COINCIDENT WITH FRONTAL PASSAGE TIMING. SFC HIPRES BUILDS INTO THE RGN SAT AND SUN. GENLY CLR SKIES AND TEMPS IN THE MID 70S-NR 80 XPCD WITH NO PCPN. && .LONG TERM /FRIDAY NIGHT THROUGH WEDNESDAY/... BY SUNDAY NIGHT SURFACE RIDGE AXIS WILL SHIFT OFF THE EAST COAST AND ALLOW THE RETURN OF LOW LEVEL MOISTURE. MODELS TRYING TO BRING THE REMNANTS OF AN OPENING CLOSED LOW NORTHEAST TO THE OHIO VALLEY MONDAY FOLLOWED BY SEVERAL DISTURBANCES IN ZONAL FLOW INTO MID WEEK. FOR NOW CHANCE POPS EACH DAY WITH A RETURN OF WARM AND HUMID CONDITIONS. && .AVIATION /19Z WEDNESDAY THROUGH MONDAY/... GENLY VFR CONDS EXPD THRU LT AFTN. A DISTURBANCE WL CROSS THE RGN LTR TDA AND THIS EVE RESULTING IN NMRS SHWRS AND TSTMS DVLPG. INCLUDED A TEMPO PD FOR THE MOST LIKELY TIMES AREA PORTS WL BE AFFECTED. AFT THE CNVCTN DCRS LTR THIS EVE...EXP MVFR SHWRS AND FOG OVRNGT AS ANOTHER DISTURBANCE ADVNS. A RTN TO VFR IS EXPD THU...THOUGH ADDNL SHWRS AND TSTMS ARE EXPD ESP IN THE AFTN. .OUTLOOK.../THURSDAY NIGHT THROUGH MONDAY/... OCNL RSTRNS ARE EXPD THRU FRI AS SLOW MOVG LOW PRES CROSSES THE RGN. RSTRNS ARE PSBL MON AS ANOTHER DISTURBANCE APCHS. && .PBZ WATCHES/WARNINGS/ADVISORIES... MD...NONE. OH...NONE. PA...NONE. WV...NONE. && 07/KRAMAR
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE PITTSBURGH PA 310 PM EDT WED JUN 11 2014 OHZ039>041-048>050-057>059-068-069-PAZ007>009-013-015-016-WVZ001- 121915- TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON-JEFFERSON OH- MUSKINGUM-GUERNSEY-BELMONT-NOBLE-MONROE-MERCER-VENANGO-FOREST- LAWRENCE-CLARION-JEFFERSON PA-HANCOCK- 310 PM EDT WED JUN 11 2014 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL OHIO...NORTHWEST PENNSYLVANIA...WEST CENTRAL PENNSYLVANIA AND NORTHERN PANHANDLE OF WEST VIRGINIA. .DAY ONE...THIS AFTERNOON AND TONIGHT. SEVERE THUNDERSTORMS WILL BE POSSIBLE THIS AFTERNOON AND TONIGHT AND WILL BE CAPABLE OF PRODUCING PRIMARILY DAMAGING WIND GUSTS. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. MDZ001-PAZ014-020>023-029-031-073>076-WVZ002>004-012-021>023-041- 121915- GARRETT-BUTLER-BEAVER-ALLEGHENY-ARMSTRONG-INDIANA-WASHINGTON-GREENE- WESTMORELAND-WESTMORELAND RIDGES-FAYETTE-FAYETTE RIDGES-BROOKE-OHIO- MARSHALL-WETZEL-MARION-MONONGALIA-PRESTON-TUCKER- 310 PM EDT WED JUN 11 2014 ...TORNADO WATCH 280 IN EFFECT UNTIL 9 PM EDT THIS EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN MARYLAND...SOUTHWEST PENNSYLVANIA...WEST CENTRAL PENNSYLVANIA...NORTHERN WEST VIRGINIA AND NORTHERN PANHANDLE OF WEST VIRGINIA. .DAY ONE...THIS AFTERNOON AND TONIGHT. PLEASE LISTEN TO NOAA WEATHER RADIO OR GO TO WEATHER.GOV ON THE INTERNET FOR MORE INFORMATION ABOUT THE FOLLOWING HAZARDS. TORNADO WATCH. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY. NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. 07
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 418 PM EDT WED JUN 11 2014 OHZ050-PAZ029-WVZ002>004-112100- BROOKE WV-JEFFERSON OH-MARSHALL WV-OHIO WV-WASHINGTON PA- 418 PM EDT WED JUN 11 2014 ...A STRONG THUNDERSTORM WILL AFFECT BROOKE...NORTHEASTERN MARSHALL...OHIO...SOUTHEASTERN JEFFERSON AND WEST CENTRAL WASHINGTON COUNTIES... AT 416 PM EDT...A STRONG THUNDERSTORM WAS LOCATED 2 MILES SOUTHEAST OF TRIADELPHIA...MOVING NORTH AT 15 MPH. WIND GUSTS TO 50 MPH AND PENNY SIZE HAIL ARE POSSIBLE WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... DALLAS... BETHLEHEM... TRIADELPHIA... VALLEY GROVE... WARWOOD... CLEARVIEW... TILTONSVILLE... RAYLAND... WEST LIBERTY... WINDSOR HEIGHTS... WELLSBURG... FRANKLIN... PLEASE REPORT SIGNIFICANT WEATHER BY POSTING TO THE NWS PITTSBURGH FACEBOOK PAGE OR BY USING TWITTER @NWSPITTSBURGH. LAT...LON 4035 8069 4033 8039 3996 8055 3999 8072
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PA
438 PM EDT WED JUN 11 2014
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0430 PM TSTM WND DMG ELM GROVE 40.05N 80.65W
06/11/2014 OHIO WV PUBLIC
TREES DOWN NEAR INTERSECTION OF ROUTE 40 AND KRUGER
STREET.
0430 PM HAIL ELM GROVE 40.05N 80.65W
06/11/2014 E0.88 INCH OHIO WV PUBLIC
&&
EVENT NUMBER PBZ1401460
EVENT NUMBER PBZ1401461
XXSPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 458 PM EDT WED JUN 11 2014 OHZ050-PAZ029-WVZ001>003-112200- BROOKE WV-HANCOCK WV-JEFFERSON OH-OHIO WV-WASHINGTON PA- 458 PM EDT WED JUN 11 2014 ...A THUNDERSTORM WILL AFFECT BROOKE...EAST CENTRAL JEFFERSON...NORTHERN OHIO...NORTHWESTERN WASHINGTON AND SOUTHEASTERN HANCOCK COUNTIES... AT 456 PM EDT...A THUNDERSTORM WAS LOCATED 2 MILES NORTH OF WEST LIBERTY...MOVING NORTH AT 20 MPH. WIND GUSTS TO 40 MPH AND SMALL SIZE HAIL ARE POSSIBLE WITH THIS STORM. HEAVY RAIN WILL POND WATER ON ROADS AND QUICKLY FILL SMALL STREAMS. LOCATIONS IMPACTED INCLUDE... WINDSOR HEIGHTS... WEST LIBERTY... BETHANY... BRILLIANT... WELLSBURG... FRANKLIN... AVELLA... MINGO JUNCTION... FOLLANSBEE... STEUBENVILLE... COLLIERS... WEIRTON... PLEASE REPORT SIGNIFICANT WEATHER BY POSTING TO THE NWS PITTSBURGH FACEBOOK PAGE OR BY USING TWITTER @NWSPITTSBURGH. LAT...LON 4044 8064 4042 8034 4011 8054 4015 8069
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PITTSBURGH PA
508 PM EDT WED JUN 11 2014
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0435 PM TSTM WND DMG 3 SE NEW MARTINSVILLE 39.63N 80.82W
06/11/2014 WETZEL WV 911 CALL CENTER
TREE DOWN ON ROUTE 20
&&
EVENT NUMBER PBZ1401462
XXThe Pittsburgh radar (KPBZ), 63 km away, was scanning. The volume nearest the first event began at 21:16 UTC.
43 thunderstorm wind. Local standard time, as filed.
Law enforcement reported trees down.
Law enforcement reported trees down.
Law enforcement reported a tree blocking Burnsville Ridge Road.
Law enforcement reported numerous trees and wires down.
Law enforcement reported a tree down across West Wylie Avenue.
Law enforcement reported trees down.
Law enforcement reported a tree down on Route 68.
Law enforcement reported a tree down blocking Mcdowell Lane.
Emergency management reported trees and wires down on School Street.
Law enforcement reported a tree blocking Cecil Henderson Road.
Law enforcement reported trees and wires blocking Greenfield Drive.
Law enforcement reported wires down on Ridge road.
Law enforcement reported trees and wires down along Hillsboro Street.
Law enforcement reported a tree down on Scenic Drive.
Law enforcement reported trees and wires down on Middletown Road.
Law enforcement reported a tree blocking Knob Road.
Law enforcement reported a tree blocking Route 88.
Law enforcement reported a tree down on Hazel Kirk Avenue.
Law enforcement reported a large tree down on Route 60 near the West End Village.
Law enforcement reported trees and wires down.
Law enforcement reported a tree down blocking Lincoln Avenue.
Law enforcement reported a tree down.
Law enforcement reported a tree down.
The public reported a large limb down in Bellevue.
Law enforcement reported multiple trees down along Route 88.
Law enforcement reported multiple trees down.
Law enforcement reported trees and power lines down blocking Orchard Avenue.
Law enforcement reported numerous trees down in Elizabeth and Forward Townships.
Emergency management reported trees and wires down on Grandview Avenue.
An NWS storm survey found large limbs broken along Saxonburg BLVD.
An NWS storm survey found 3 uprooted trees along Brewer Road.
A trained spotter reported trees and large branches down.
A trained spotter reported trees down.
The public reported large tree limbs snapped.
The media reported a large tree uprooted.
An off duty NWS employee reported large branches down.
A storm chaser reported large branches down.
AWOS measured wind at the Latrobe Airport.
Law enforcement reported numerous trees down along Route 30 closing the road.
Law enforcement reported trees and power lines down.
Law enforcement multiple trees down in Big Run.
Law enforcement reported trees down.
Law enforcement reported trees down.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Pennsylvania in 2014Every state in 2014This day in weather historyWarnings in Pennsylvania, June 2014
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: 516796, 516797, 516798, 516799, 516800, 516801, 516802, 516803, 516804, 516805, 516806, 516807, 516808, 516809, 516810, 516811, 516812, 516814, 516815, 516816, 516818, 516820, 516821, 516822, 516823, 516824, 516825, 516826, 516827, 516828, 516830, 516831, 516832, 516834, 516835, 516836, 516839, 516838, 516840, 516842, and more.