Isolated severe thunderstorms developed ahead of and along a cold front that moved southeast from the eastern Great Lakes across the Upper Ohio Valley.
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.
Isolated severe thunderstorms developed ahead of and along a cold front that moved southeast from the eastern Great Lakes across the Upper Ohio Valley.
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 Sep 2, 2:29 PM EST, 27 minutes earlier.
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE PITTSBURGH PA 329 PM EDT MON SEP 2 2013 .SYNOPSIS... A COLD FRONT WILL CROSS THE REGION THIS EVENING...THEN HIGH PRESSURE WILL BUILD IN FOR THE REMAINDER OF THE WEEK. && .NEAR TERM /UNTIL 6 AM TUESDAY MORNING/... A CDFNT FM SW NY INTO CNTRL OH WL CONT TO MOVE E ACRS THE RGN THIS EVE. BEST UPR SPPRT AND INSTBY REMAINS ALG THE NRN PTN OF THE FNT IN FAR NRN PA AND NY. LMTG FACTORS IN MORE WDSPRD TSTM DVLPMNT FURTHER S HAVE BEEN A LACK OF UPR LVL SPPRT AND SOME WARMING IN THE MID LVLS. MOST FAVORABLE AREA FOR MORE ORGANIZED SVR THREAT APPEARS TO BE GENLY N OF I 80...WHERE A SVR TSTM WATCH HAS BEEN ISSUED THRU THIS EVE. FURTHER SOUTH...THERE COULD BE AN ISOLD SVR POTENTIAL THRU ERLY EVE WITH MID LVL DRY AIR ENHANCING WIND GUST POTENTIAL...BUT ORGANIZED SVR NOT EXPD ATTM. AFT FROPA THIS EVE EXP PRTL CLRG AND COOLER TEMPS. && .SHORT TERM /6 AM TUESDAY MORNING THROUGH WEDNESDAY/... BLDG HIGH PRES WL BRING DRY WEA AND BLO SEASONAL AVG TEMPS. COOL AIR ALOFT SHOULD BRING SCT-BKN STRATOCU TUE WITH MCLR SKIES BY WED. && .LONG TERM /WEDNESDAY NIGHT THROUGH MONDAY/... HIGH PRES WL BE IN CTRL THRU MOST OF THE PD. ONLY EXCEPTIONS WL BE WK CDFNTS MOVG THRU THU AND SUN. MOISTURE IS LMTD HOWEVER SO THESE SHOULD GO THRU MAINLY DRY. AFT A COOL START TO THE PD TEMPS SHOULD INCR BACK TO SEASONAL AVGS BY THE WKEND. && .AVIATION /19Z MONDAY THROUGH SATURDAY/... CIGS HAVE LIFTED THIS AFTN AS THE UPR OH BNDRY LYR MIXES WITH WARMING AND THE APPRCH/PASSAGE OF A STRONG CDFNT. SCT SHWR DVLPMNT IS ALSO EXPECTED AS THE FRONT PLOWS THRU THE MOIST SFC AIRMASS...BUT TSTM COVG SHOULD BE SOMEWHAT LTD BY WARMTH ALOFT. GENL MVFR CAN THUS BE EXPECTED UNTIL PASSAGE OF THE FRONT THIS EVE. MORE RESTRICITIONS ARE FORECAST FOR TUESDAY AS COLD ADVCTN STEEPENS THE LLVL LAPSE RATE AND SPPRTS STRATOCU FORMATION. .OUTLOOK.../TUESDAY NIGHT THROUGH SATURDAY/... NO WIDESPREAD AREAS OF IFR ARE EXPECTED FOR THE REMAINDER OF THE WEEK. && .PBZ WATCHES/WARNINGS/ADVISORIES... MD...NONE. OH...NONE. PA...NONE. WV...NONE. && 07/15
HAZARDOUS WEATHER OUTLOOK...UPDATED NATIONAL WEATHER SERVICE PITTSBURGH PA 324 PM EDT MON SEP 2 2013 MDZ001-OHZ039>041-048>050-057>059-068-069-PAZ007-013-014-020>023-029- 031-073>076-WVZ001>004-012-021>023-041-031930- GARRETT-TUSCARAWAS-CARROLL-COLUMBIANA-COSHOCTON-HARRISON- JEFFERSON OH-MUSKINGUM-GUERNSEY-BELMONT-NOBLE-MONROE-MERCER-LAWRENCE- BUTLER-BEAVER-ALLEGHENY-ARMSTRONG-INDIANA-WASHINGTON-GREENE- WESTMORELAND-WESTMORELAND RIDGES-FAYETTE-FAYETTE RIDGES-HANCOCK- BROOKE-OHIO-MARSHALL-WETZEL-MARION-MONONGALIA-PRESTON-TUCKER- 324 PM EDT MON SEP 2 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN MARYLAND...EAST CENTRAL OHIO...NORTHWEST PENNSYLVANIA...SOUTHWEST PENNSYLVANIA...WEST CENTRAL PENNSYLVANIA...NORTHERN WEST VIRGINIA AND NORTHERN PANHANDLE OF WEST VIRGINIA. .DAY ONE...THIS AFTERNOON AND TONIGHT. ISOLATED SEVERE THUNDERSTORMS ARE POSSIBLE THROUGH EARLY THIS EVENING. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. 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. PAZ008-009-015-016-031930- VENANGO-FOREST-CLARION-JEFFERSON PA- 324 PM EDT MON SEP 2 2013 ...SEVERE THUNDERSTORM WATCH 510 IN EFFECT UNTIL 10 PM EDT THIS EVENING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST PENNSYLVANIA AND WEST CENTRAL PENNSYLVANIA. .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. SEVERE THUNDERSTORM WATCH. .DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY. 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 124 PM EDT MON SEP 2 2013 PAZ016-022-023-021800- ARMSTRONG PA-INDIANA PA-JEFFERSON PA- 124 PM EDT MON SEP 2 2013 ...A STRONG THUNDERSTORM WILL AFFECT NORTH CENTRAL INDIANA... NORTHEASTERN ARMSTRONG AND SOUTHWESTERN JEFFERSON COUNTIES... AT 121 PM EDT...A STRONG THUNDERSTORM WAS LOCATED 4 MILES NORTH OF DAYTON...MOVING EAST AT 20 MPH. WIND GUSTS OF 40 TO 50 MPH ARE POSSIBLE WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... DAYTON... SMICKSBURG... DORA... PUNXSUTAWNEY... PLEASE REPORT SIGNIFICANT WEATHER BY CALLING...412-262-1988...POSTING TO THE NWS PITTSBURGH FACEBOOK PAGE...OR USING TWITTER @NWSPITTSBURGH. LAT...LON 4104 7892 4081 7894 4089 7931 4097 7933 15
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PITTSBURGH PA 133 PM EDT MON SEP 2 2013 PAZ022-021800- ARMSTRONG PA- 133 PM EDT MON SEP 2 2013 ...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN ARMSTRONG COUNTY... AT 129 PM EDT...A STRONG THUNDERSTORM WAS LOCATED 4 MILES WEST OF MUFF...MOVING EAST AT 15 MPH. WIND GUSTS TO 50 MPH AND PENNY SIZE HAIL ARE POSSIBLE WITH THIS STORM. LOCATIONS IMPACTED INCLUDE... MUFF... DAYTON... PLEASE REPORT SIGNIFICANT WEATHER BY CALLING...412-262-1988...POSTING TO THE NWS PITTSBURGH FACEBOOK PAGE...OR USING TWITTER @NWSPITTSBURGH. LAT...LON 4104 7922 4085 7922 4087 7943 4093 7946
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PITTSBURGH PA
243 PM EDT MON SEP 2 2013
PAZ023-021915-
INDIANA PA-
243 PM EDT MON SEP 2 2013
...A STRONG THUNDERSTORM WILL AFFECT EAST CENTRAL INDIANA COUNTY...
AT 239 PM EDT...A STRONG THUNDERSTORM WAS LOCATED 4 MILES EAST OF
MARION CENTER...MOVING EAST AT 15 MPH.
WIND GUSTS OF 40 TO 50 MPH AND PENNY SIZE HAIL ARE POSSIBLE WITH
THIS STORM.
LOCATIONS IMPACTED INCLUDE...
MARION CENTER... GLEN CAMPBELL... CHERRY TREE...
PLEASE REPORT SIGNIFICANT WEATHER BY CALLING...412-262-1988...POSTING
TO THE NWS PITTSBURGH FACEBOOK PAGE...OR USING TWITTER
@NWSPITTSBURGH.
LAT...LON 4070 7881 4069 7881 4067 7883 4071 7908
4086 7905 4087 7880 4073 7880 4072 7879
15SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PITTSBURGH PA
258 PM EDT MON SEP 2 2013
PAZ009-021930-
FOREST PA-
258 PM EDT MON SEP 2 2013
...A STRONG THUNDERSTORM WILL AFFECT NORTHEASTERN FOREST COUNTY...
AT 253 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR IN PITTSBURGH
SHOWED A STRONG THUNDERSTORM LOCATED 3 MILES SOUTHEAST OF
BALLTOWN...MOVING EAST AT 20 MPH.
WIND GUSTS TO 50 MPH AND PENNY SIZE HAIL ARE POSSIBLE WITH THIS
STORM.
LOCATIONS IMPACTED INCLUDE...
BALLTOWN... LYNCH...
PLEASE REPORT SIGNIFICANT WEATHER BY CALLING...412-262-1988...POSTING
TO THE NWS PITTSBURGH FACEBOOK PAGE...OR USING TWITTER
@NWSPITTSBURGH.
LAT...LON 4162 7895 4148 7895 4148 7921 4152 7922
4163 7923 4163 7896
07The Pittsburgh radar (KPBZ), 85 km away, was scanning. The volume nearest the first event began at 19:55 UTC.
2 hail, 1 thunderstorm wind. Local standard time, as filed.
The 911 call Center reported trees and wires down on Citrus Road.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Ohio in 2013Every state in 2013This day in weather historyWarnings in Ohio, September 2013
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: 473305, 473303, 473304.