Alert archive / Ohio / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 74, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Jul 10, 1987, 6:19 PM EDT for Trumbull County, Ohio. It was in force for 56 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
- Jul 10, 1987, 6:19 PM EDT (22:19 UTC)
- Expired
- Jul 10, 1987, 7:15 PM EDT
- In force
- 56 min
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
County Trumbull County, OH
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 |
|---|---|---|---|
| Jul 10, 6:47 PM EDT | Thunderstorm Wind 0 | Trumbull, OH |
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, 10.3 hours before the alert went out and 115 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
- 61 J/kg
- Mixed-layer CIN
- -123 J/kg
- Mixed-layer LCL
- 990 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 46 m²/s²
- 0-3 km storm-relative helicity
- 49 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 KYNG 102219 SVRYNG OHC155-102315- BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE YOUNGSTOWN OH 619 PM EDT FRI JUL 10 1987 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 715 PM EDT FOR PEOPLE IN THE FOLLOWING COUNTY OF NORTHEAST OHIO...TRUMBULL AT 615 PM RADAR SHOWED A SEVERE THUNDERSTORM IN NORTHERN TRUMBULL COUNTY MOVING EAST AT 15 MPH. TRUMBULL COUNTY SHERIFF REPORTED TREES DOWN IN BRISTOL. THESE THUNDERSTORMS MAY PRODUCE LARGE HAIL.. HEAVY RAIN.. DAMAGING WINDS AND FREQUENT LIGHTNING.
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, Jul 10, 5:13 PM EDT, 1 hour 6 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 512 PM EDT FRI JUL 10 1987 AT 505 PM EDT CLEVELAND'S WEATHER RADAR SHOWED STRONG THUNDERSTORMS DEVELOPING OVER GEAUGA AND ASHTABULA COUNTIES. THROUGH THE EARLY EVENING HOURS THESE STORMS WILL BE DRIFTING SLOWLY EAST AND LIKELY EXPAND INTO THE REST OF THE COUNTIES OF EXTREME NORTHEAST OHIO. THE THUNDERSTORMS WILL PRODUCE BRIEF HEAVY RAINS... GUSTY WINDS..AND SMALL HAIL. THESE CONDITIONS WERE REPORTED AT CHARDON IN GEAUGA . COUNTY AROUND 5 PM. CHUDOWSKY
Special weather statement, Jul 10, 5:40 PM EDT, 39 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 538 PM EDT FRI JUL 10 1987 AT 530 PM EDT THUNDERSTORMS WITH VERY HEAVY RAINS CONTINUED OVER GEAUGA AND ASHTABULA COUNTIES. THESE HEAVY DOWNPOURS COULD CAUSE SOME STREET FLOODING IN URBAN AREAS... ESPECIALLY IN UNDERPASSES. MOTORISTS SHOULD BE CAREFUL WHEN DRIVING THROUGH THE HEAVY DOWNPOURS. AT 530 THIS EVENING STREET FLOODING WAS REPORTED AT CHARDON IN GEAUGA COUNTY. PEA SIZED HAIL HAS ALSO BEEN REPORTED IN THE CHARDON AREA. THE STORMS WILL CONTINUE TO DEVELOP AND MOVE THROUGH NORTHEAST OHIO THROUGH THE EVENING HOURS. THE THUNDERSTORMS WERE MOVING TOWARD THE EAST AT 15 MILES AN HOUR. WHEELER
Special weather statement, Jul 10, 5:58 PM EDT, 21 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE YOUNGSTOWN OH 557 PM EDT FRI JUL 10 1987 AT 555 PM STRONG THUNDERSTORMS WERE MOVING INTO NORTHERN TRUMBULL COUNTY. WEATHER SERVICE RADAR SHOWED THUNDERSTORMS FROM JUST NORTH OF PYMANTUNING RESERVOIR TO JUST EAST OF MESOPATAMIA IN TRUMBULL COUNTY AT 555 PM. THESE STORMS WERE MOVING EAST AT 15 MPH AND WILL MOVE ACROSS NORTHERN TRUMBULL COUNTY BETWEEN 600 AND 700 PM. VERY HEAVY RAIN... AND SMALL HAIL WERE REPORTED WITH THESE STORMS AS THEY MOVED ACROSS GEAUGA COUNTY BETWEEN 500 AND 600 PM. PEOPLE IN TRUMBULL COUNTY SHOULD BE PREPARED TO MOVE TO SAFE SHELTER IF THREATENING WEATHER APPROACHES. THE HEAVY RAIN MAY CAUSE POOLING OF WATER ON ROADS IN THIS AREA AND MOTORIST SHOULD USE CAUTION. TAYLOR
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 10, 7:11 PM EDT | Severe Thunderstorm Warning | CLE | Mahoning, Trumbull | 64 min |
Nearby
Severe Thunderstorm Warnings in Ohio, 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.