Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1986
Severe Thunderstorm Warning 155, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Sep 30, 1986, 5:32 PM EDT for Lawrence County, Pennsylvania. It was in force for 58 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Sep 30, 1986, 5:32 PM EDT (21:32 UTC)
- Expired
- Sep 30, 1986, 6:30 PM EDT
- In force
- 58 min
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
County Lawrence County, PA
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 30, 5:48 PM EDT | Thunderstorm Wind 0 | Lawrence, PA |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 12:00Z, 9.5 hours before the alert went out and 68 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 461 J/kg
- Mixed-layer CIN
- -37 J/kg
- Mixed-layer LCL
- 871 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 212 m²/s²
- 0-3 km storm-relative helicity
- 199 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KYNG 302132 SVRYNG PAC073-302230- BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE YOUNGSTOWN OH 532 PM EDT TUE SEP 30 1986 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 630 PM EDT FOR PEOPLE IN THE FOLLOWING COUNTY OF EXTREME WEST PENNSYLVANIA...LAWRENCE AT 530 PM RADAR INDICATED A SEVERE THUNDERSTORM IN MAHONING COUNTY MOVING EAST TOWApRD LAWRENCE COUNTY AT 45 MPH. THIS STORM HAS PRODUCED DAMAGE IN MAHONING COUNTY. THESE THUNDERSTORMS MAY PRODUCE LARGE HAIL.. HEAVY RAIN.. DAMAGING WINDS AND FREQUENT LIGHTNING. MCMULLEN
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Sep 30, 2:46 PM EDT, 2 hours 46 minutes before
^CLESPSCAK
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AKRON CANTON OH
245 PM EDT TUE SEP 30 1986
AT 235 PM RADAR SHOWED A LINE OF THUNDERSTORMS EXTENDING FROM ERIE,
PENNSYLVANIA TO CLEVELAND, OHIO TO MARYSVILLE, OHIO. THIS LINE IS
MOVING EAST AT 20 TO 30 MPH. THIS LINE WILL MOVE THRU SUMMIT AND
PORTAGE COUNTIES BETWEEN 3PM AND 4PM.
BRIEF GUSTY WINDS...LOCALLY HEAVY RAINS ARE POSSIBLE WITH THESE
THUNDERSTORMS.
EH {Special weather statement, Sep 30, 3:00 PM EDT, 2 hours 32 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 300 PM EDT TUE SEP 30 1986 THUNDERSTORMS WITH HEAVY RAIN AND GUSTY WINDS WERE MOVING INTO LAKE AND GEAUGA COUNTIES AT 3 PM EDT. WINDS WERE GUSTING TO 50 MPH AND HEAVY RAIN WAS LIMITING VISIBILITY TO 200 FEET IN NEWBURY AND THE WILLOUGHBY AREAS. THE STORMS WERE MOVING EAST AT AT 45 MPH AND WILL PASS THROUGH LAKE, GEAUGA AND ASHTABULA COUNTIES BY 415 PM EDT. THE HEAVY RAIN WILL CAUSE FLOODING OF STREETS, BASEMENTS AND LOW LYING AREAS. MOTORISTS SHOULD BE ALERT FOR STANDING WATER ON ROADWAYS AND SHARPLY REDUCED VISIBILITIES. A SPECIAL MARINE WARNING WILL BE IN EFFECT FOR LAKE ERIE FROM SANDUSKY TO FAIRPORT HARBOR UNTIL 345 PM EDT AND FROM FAIRPORT HARBOR TO RIPLEY NEW YORK UNTIL 430 PM EDT. PEOPLE IN NORTHEAST OHIO SHOULD BE ALERT FOR THE GUSTY WINDS AND HEAVY RAINS. MAXIMUK
Special weather statement, Sep 30, 3:06 PM EDT, 2 hours 26 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE YOUNGSTOWN OH
305 PM EDT TUE SEP 30 1986
THUNDERSTORMS WITH HEAVY RAIN AND GUSTY WINDS HAVE DEVELOPED OVER
NORTHEAST AND NORTH CENTRAL OHIO.
AT 300 PM RADAR INDICATED AN AREA OF THUNDERSTORMS AND RAIN SHOWERS
EXTENDING FROM NEAR GENEVA OHIO SOUTHWEST TO OVER AKRON. ANOTHER AREA
OF THUNDERSTORMS AND RAIN SHOWERS WAS ALSO INDICATED EXTENDING FROM
NEAR CLEVELAND SOUTHWEST TO THE MANSFIELD AREA.
ALL PRECIPITATION WAS MOVING EAST AT 40 MPH AND WILL MOVE INTO THE
MAHONING VALLEY AREA AROUND 330 PM. THE STORMS HAVE PRODUCED WIND
GUSTS TO NEAR 40 MPH AND HEAVY DOWNPOURS.
THESE STORMS WILL MOVE INTO THE VALLEY AREA DURING THE EVENING RUSH
HOURS AND WILL CAUSE PROBLEMS FOR MOTORISTS. THE HEAVY RAINS WILL
PROBABLY CAUSE TEMPORARY FLOODING OF STREETS AND LOW LYING AREAS.
THE GUSTY WINDS WILL ALSO WHIP UP THE RAIN AND CAUSE LOW VISIBILITIES.{{}TRSpecial weather statement, Sep 30, 4:05 PM EDT, 1 hour 27 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 405 PM EDT TUE SEP 30 1986 A LINE OF THUNDERSTORMS MOVING ACROSS OHIO HAS PROMPTED THE ISSUANCE OF SEVERAL SEVERE THUNDERSTORM WARNINGS IN THE NORTHERN HALF OF THE STATE. AS OF 4PM EDT TREES WERE REPORTED DOWN IN GEAUGA COUNTY FROM NEWBURY TO BURTON. OTHER TREES WERE REPORTED DOWN IN SOUTHERN ASHTABULA COUNTY AROUND 355 PM EDT. AT 4 O'CLOCK THE LINE OF THUNDERSTORMS WAS FROM LAKE ERIE NORTH OF ERIE PENNSYLVANIA THROUGH MEDINA AND MANSFIELD TO THE DAYTON AREA. THE LINE OF STORMS WAS MOVING EAST AT AROUND 40 MPH. A SEVERE THUNDERSTORM WATCH WILL BE IN EFFECT FOR MUCH OF OHIO UNTIL 10 PM EDT. PEOPLE IN OHIO SHOULD BE ALERT FOR THREATENING WEATHER AND BE PREPARED FOR STRONG, DAMAGING WINDS AND VERY HEAVY RAINS. MAXIMUK
Special weather statement, Sep 30, 4:44 PM EDT, 48 minutes before
SPECIAL WEATHER STATEMENT AND AFTERNOON WEATHER STORY NATIONAL WEATHER SERVICE CLEVELAND OH 445 PM EDT TUE SEP 30 1986 A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MOST OF OHIO UNTIL 1000 PM. AT 430 PM WEATHER SERVICE RADAR SHOWED A JAGGED LINE OF THUNDERSTORMS FROM THE EASTERN SUBURBS OF CLEVELAND, TO SPRINGFIELD, TO CINCINNATI. THIS LINE WAS MOVING SOUTHEAST AT ABOUT 45 MILES AN HOUR. BY 530 PM IT SHOULD BE FROM EXTREME NORTHEAST OHIO, TO COLUMBUS, TO ABOUT 40 MILES SOUTHEAST OF CINCINATI. THESE STORMS FELLED TREES IN GEAUGA AND ASHTABULA COUNTIES BETWEEN 320 PM AND 355 PM. THEY ALSO BROUGHT WINDS OF 67 MILES AN HOUR TO THE CITY OF WOOSTER, IN WAYNE COUNTY, AT 405 PM. PEOPLE IN THE PATH OF THESE STORMS SHOULD LISTEN FOR STATEMENTS AND WARNINGS FROM THE WEATHER SERVICE. BE PREPARED TO TAKE SHELTER IF THE WEATHER BECOMES THREATENING. < IN ADDITION TO HIGH WINDS, THE STORMS CROSSING OHIO HAVE CAUSED BRIEF BUT VERY INTENSE DOWNPOORS. BESIDES THE THREAT OF WIND DAMAGE, OHIOANS SHOULD BE ALERT FOR PROBLEMS CAUSED BY HEAVY AMOUNTS OF RAINFALL OVER A SHORT TIME. THE THREAT OF SEVERE WEATHER SHOULD END DURING THE EVENING, BUT LITTLE RELIEF FROM OHIO'S WET PATTEN IS IN SIGHT. SHOWERS AND SHOULD CONTINUE THROUGH MUCH OF THE NIGHT AND WILL BE LIKELY AGAIN WEDNESDAY. THERE WILL BE AT LEAST A 50 PERCENT CHANCE OF RAIN WEDNESDAY NIGHT AND THURSDAY. BESIDES STAYING WET, BUCKEYE STATE WEATHER WILL ALSO STAY MUCH WARMER T1HAN NORMAL. LOWS BOTH TONIGHT AND TOMORROW TONIGHT SHOULD BE CLOSE TO 70. HIGHS BOTH WEDNESDAY AND THURSDAY ARE EXPECTED TO BE IN THE LOW 80S. KWIATKOWSKI
Special weather statement, Sep 30, 4:48 PM EDT, 44 minutes before
^CLESPSCAK SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AKRON CANTON OH 450 PM EDT TUE SEP 30 1986 A SEVERE THUNDERSTORM WATCH IS IN EFFECT UNTIL 10 PM FOR ALL OF EASTERN OHIO AND NORTHWEST PENNSYLVANIA. AT 440 PM RADAR SHOWED STRONG THUNDERSTORMS OVER NORTHERN OHIO. SEVERE THUNDERSTORMS WERE OVER SUMMIT, PORTAGE, TRUMBULL AND STARK COUNTIES MOVING EAST AT 50 MPH. OTHER LARGE THUNDERSTORMS WERE OVER WAYNE AND HOLMES COUNTIES, ALSO MOVING EAST AT 50MPH. BRIEF GUSTY, POSSIBLY DAMAGING WINDS MAY OCCUR WITH SOME OF THE STORMS TORRENTIAL RAINS MAY CAUSE URBAN STREET AND SMALL STREAM FLOODING IN POOR DRAINAGE AREA. PEOPLE IN THE PATHS OF THE STORMS SHOULD STAY ALERT FOR THE POSSIBILI4TY OF SEVERE WEATHER. DAMAGE TO TREES HAS BEEN REPORTED IN SEVERAL PARTS OF WAYNE STARK AND SUMMIT COUNTIES. WINDS GUSTED TO 52 MPH AT THE AKRON CANTON AIRPORT AT 418 PM NIBERT
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 30, 2:40 PM EDT | Severe Thunderstorm Warning | CLE | Erie | 65 min |
| Sep 30, 3:27 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 63 min |
| Sep 30, 4:32 PM EDT | Tornado Warning | CLE | Crawford, Erie, Warren | 58 min |
| Sep 30, 5:12 PM EDT | Severe Thunderstorm Warning | CLE | Crawford | 33 min |
| Sep 30, 5:28 PM EDT | Tornado Warning | CLE | Crawford, Erie, Warren | 31 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 1986Every severe thunderstorm warning in 1986
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.