Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 6, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at May 14, 1987, 9:02 PM EDT for Erie County, Pennsylvania. It was in force for 58 min.
The area
The counties it named.
The facts
- Issued
- May 14, 1987, 9:02 PM EDT (01:02 UTC)
- Expired
- May 14, 1987, 10:00 PM EDT
- In force
- 58 min
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
County Erie County, PA
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 1.0 hours before the alert went out and 146 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
- 163 J/kg
- Mixed-layer CIN
- -37 J/kg
- Mixed-layer LCL
- 1589 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 110 m²/s²
- 0-3 km storm-relative helicity
- 234 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KERI 150102 SVRERI PAC049-150200- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE ERIE PA 902 PM EDT THU MAY 14 1987 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1000 PM EDT FOR PEOPLE IN THE FOLLOWING COUNTIES OF NORTHWEST PENNSYLVANIA...ERIE AND AND ADJACENT LAKE ERIE WATERS AT 9PM EDT WEATHER RADAR SHOWED A LINE OF SEVERE THUNDERSTORMS JUST OFF THE PENNSYLVANIA SHORELINE. THESE STORMS ARE MOVING TOWARDS THE EAST AT 35 MILES AN HOUR AND WILL EFFECT ERIE COUNTY IN NORTHWESTERN PENNSYLVANIA. SMALL BOATERS ON LAKE ERIE AND PRESQUE ISLE BAY SHOULD SEEK SAFE HARBOR. THESE STORMS ARE ACCOMPANIED BY DANGwEROUS LIGHTNING..STRONG GUSTY WINDS AND HAIL.
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, May 14, 5:38 PM EDT, 3 hours 24 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 540 PM EDT THU MAY 14 1987 A SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT UNTIL 9 PM FOR NORTHWEST AREA INCLUDING THE GREATER TOLEDO AREA. AT 535 PM RADAR DID NOT INDICATE ANY SIGNIFICANT THUNDERSTORM ACTIVITY IN THE OHIO PORTION OF THE WATCH AREA. A LINE OF HEAVY THUNDERSTORMS FROM NORTH OF PORT HURON TO JACKSON MICHIGAN. PEA SIZE HAIL WAS REPORTED OVER FOWLERVILLE IN SOUTHEAST LOWER MICHIGAN. RESIDENTS IN NORTHWEST OHIO IN THE WATCH AREA SHOULD CONTINUE TO MONITOR THE WEATHER FOR LATER DEVELOPMENTS. IN CENTRAL OHIO HEAVY THUNDERSTORMS CONTINUED TO BE REPORTED. A SEVERE THUNDERSTORM WARNING WAS ISSUED FOR LICKING COUNTY UNTIL 610 PM. OTHER HEAVY THUNDERSTORMS WERE JUST NORTH OF ZANESVILLE AND NEAR NEW COMERSTOWN IN SOUTHERN TUSCARAWAS COUNTY. THE THUNDERSTORMS CONTINUE TO MOVE EAST AT 30 MPH. MORAVEK
Special weather statement, May 14, 6:29 PM EDT, 2 hours 33 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 630 PM EDT THU MAY 14 1987 A SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT UNTIL 9 PM FOR NORTHWEST OHIO INCLUDING THE GREATER TOLEDO AREA. AT 625 PM RADAR INDICATED SHOWERS AND THUNDERSTORMS HAD JUST ENTERED NORTHWEST OHIO. A LINE OF HEAVY THUNDERSTORMS EXTENDED FROM PORT HURON TO DETROIT. AT 535 PM A SEVERE THUNDERSTORM WAS REPORTED NEAR THE CITY OF CHELSEA..50 MILES WEST OF DETROIT. WINDS IN EXCESS OF 60 MPH WERE REPORTED WITH LARGE TREES BLOWN DOWN. AT 550 PM WIND GUSTS OF 60 MPH WITH SMALL HAIL AND HEAVY RAIN WERE REPORTED WEST OF HILLSDALE IN SOUTHEAST LOWER MICHIGAN. A SEVERE THUNDERSTORM WAS 40 MILES WEST OF FORT WAYNE AT 613 PM. SOME WIND DAMAGE WAS REPORTED WITH THIS STORM. IN CENTRAL OHIO HEAVY THUNDERSTORMS WERE SOUTHEAST OF COLUMBUS IN FAIRFIELD COUNTY AND NEAR BYESVILLE IN GUERNSEY COUNTY. RESIDENTS IN NORTHWEST OHIO IN THE WATCH AREA SHOULD CONTINUE TO MONITOR THE WEATHER FOR LATER DEVELOPMENTS. THE THUNDERSTORMS CONTINUE TO MOVE EAST AT 30 MPH. MORAVEK
Special weather statement, May 14, 7:28 PM EDT, 1 hour 34 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 730 PM EDT THU MAY 14 1987 A SEVERE THUNDERSTORM WATCH CONTINUES IN EFFECT UNTIL 9 PM FOR NORTHWEST OHIO INCLUDING THE GREATER TOLEDO AREA. AT 715 PM RADAR INDICATED SHOWERS AND THUNDERSTORMS OVER NORTHWEST OHIO. A LINE OF HEAVY THUNDERSTORMS EXTENDED FROM LONDON ONTARIO TO PIGEON BAY. A SPECIAL MARINE WARNING IS IN EFFECT UNTIL 9 PM FOR LAKE ERIE FROM MAUMEE BAY TO VERMILION. IN CENTRAL OHIO HEAVY THUNDERSTORMS WERE NEAR NEWARK AND EAST OF WINCHESTER IN FAIRFIELD COUNTY AND OVER ZANESVILLE. RESIDENTS IN NORTHWEST OHIO IN THE WATCH AREA SHOULD CONTINUE TO MONITOR THE WEATHER FOR LATER DEVELOPMENTS. THE THUNDERSTORMS CONTINUE TO MOVE EAST AT 30 MPH. MORAVEK
Special weather statement, May 14, 7:49 PM EDT, 1 hour 13 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ERIE, PA 740 PM EDT THU MAY 14 1987 ...THUNDERSTORMS IN NORTHWEST PENNSYLVANIA... AT 740 PM EDT WEATHER RADAR SHOWED STRONG THUNDRSTORMS IN WESTERN CRAWFORD COUNTY AROUND THE PYMATUNING RESERVOIR AND ALSO AROUND THE TITUSVILLE AREA. ELSEWHERE...THE LEADING EDGE OF A LINE OF STRONG THUNDERSTORMS EXTENDED FROM TORONTO CANADA SOUTHWESTWARD TO LONG POINT...CONTINUING WESTWARD INTO NORTHWEST OHIO. P THESE STORMS ARE MOVING TOWARDS THE EAST AT 30 MILES AN HOUR. THESE STORMS WILL CAUSE HEAVY DOWNPOURS...STRONG GUSTY WINDS AND DANGEROUS LIGHTNING. SMALL BOATS ALONG THE PENNSYLVANIA LAKESHORE SHOULD CONSIDER HEADING FOR SAFE HARBOR.
Special weather statement, May 14, 8:46 PM EDT, 16 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ERIE, PA 839 PM EDT THU MAY 14 1987 ...INTENSE THUNDERSTORMS IN NORTHWEST PENNSYLVANIA... ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR NORTHWEST PENNSYLVANIA UNTIL 1AM FRIDAY... AT 840 PM EDT WEATHER RADAR SHOWED ISOLATED INTENSE THUNDERSTORMS OVER NORTHERN VENANGO COUNTY NORTHWEST OF OIL CITY AND JUST EAST OF TIDIOUTE IN SOUTHERN WARREN COUNTY. ELSEWERE A LINE OF INTENSE THUNDERSTORMS EXTENDED FROM THE NORTHERN SHORES OF LAKE ERIE NEAR DUNNVILLE...WESTWARD INTO CENTRAL LAKE ERIE. STORMS ARE MOVING EASTWARD AT 35 MILES AN HOUR. THESE STORMS WILL PRODUCE STRONG GUSTY WINDS...HEAVY RAIN...DANGEROUS LIGHTNING AND HAIL. SMALL BOATS ON hLAKE ERIE AND PRESQUE ISLE BAY SHOULD HEAD FOR SAFE HARBOR.
Special weather statement, May 14, 9:02 PM EDT, 0 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TOLEDO OH 900 PM EDT THU MAY 14 1987 THE SEVERE THUNDERSTORM WATCH FOR NORTHWEST OHIO HAS EXPIRED, BUT SHOWERS AND THUNDERSTORMS CONTINUE TO MOVE ACROSS NORTHWEST OHIO. AT 855 THIS EVENING NATIONAL WEATHER SERVICE RADAR INDICATED AN AREA OF SHOWERS AND THUNDERSTORMS OVER FULTON, LUCAS, WOOD, OTTAWA, HANCOCK, SANDUSKY AND SENECA COUNTIES. THE HEAVIER ACTIVITY WAS OVER OTTAWA COUNTY AND MOVEMEeNT WAS EAST-SOUTHEAST AT 20 TO 25 MPH. ECKERT
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 1987Every severe thunderstorm warning in 1987
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.