Alert archive / Ohio / Severe Thunderstorm Warnings in 1987
Severe Thunderstorm Warning 76, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Jul 25, 1987, 4:35 PM EDT for Summit County, Ohio. It was in force for 65 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 25, 1987, 4:35 PM EDT (20:35 UTC)
- Expired
- Jul 25, 1987, 5:40 PM EDT
- In force
- 65 min
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
County Summit 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 25, 4:40 PM EDT | Thunderstorm Wind 0 | Summit, 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, 8.6 hours before the alert went out and 145 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
- 1725 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 856 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 51 m²/s²
- 0-3 km storm-relative helicity
- 86 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.6
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KCAK 252034 SVRCAK OHC153-252140- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE AKRON CANTON OH 435 PM EDT SAT JUL 25 1987 THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 540 PM EDT FOR THE FOLLOWING COUNTY OF NORTHEAST OHIO... SUMMIT AT 430 PM RADAR INDICATED A POSSIBLE SEVERE THUNDERSTORM IN NORTHWEST SUMMIT COUNTY MOVING SOUTHEAST AT 30 MPH. CLEVELAND OHIO FORECAST OFFICE REPORTED TREES DOWN NEAR HINKLEY OHIO AT 428PM. THIS THUNDERSTORM MAY PRODUCE LARGE HAIL...HEAVY RAIN...DAMAGING WINDS AND DANGEROUS LIGHTNING. SEEK SHELTER FROM THIS STORM. EH
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 25, 3:02 PM EDT, 1 hour 33 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 300 PM EDT SAT JUL 25 1987 THUNDERSTORMS WERE DEVELOPING RAPIDLY ALONG THE LAKE ERIE SHORE THIS AFTERNOON. CLEVELAND WEATHER RADAR AT 300 PM EDT SHOWS A LINE OF THUNDERSTORMS ALONG THE LAKE ERIE SHORE FROM TOLEDO THROUGH SANDUSKY..NORTHERN LORAIN COUNTY.. CLEVELAND THEN INLAND ACROSS SOUTHERN GEAUGA AND NORTHERN TRUMBULL COUNTY. THE LINE OF THUNDERSTORMS CONTINUE EAST INTO NORTHWEST PENNSYLVANIA. THESE THUNDERSTOMS WERE MOVING EAST ABOUT 30 MPH. THE NORTHERN OHIO COUNTIES WILL HAVE SOME PASSING THUNDERSTORMS THIS AFTERNOON AND WILL LIKELY CONTINUE IN SCATTERED AREAS ACROSS OHIO EARLY TONIGHT. PEOPLE IN THE NORTHERN OHIO @COUNTIES SHOULD STAY ALERT TO DEVELOPING THUNDERSTORMS AND TAKE COVER IF SKIES BECOME UNUSUALLY THREATENING. MONTGOMERY
Special weather statement, Jul 25, 3:41 PM EDT, 54 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE ERIE, PA 332 PM EDT SAT JUL 25 1987 ...SEVERE THUNDERSTORM WATCH IN AFFECT UNTIL 8PM EDT THIS EVENING... AT 3:30PM EDT..ERIE WEATHER RADAR SHOWS A LINE OF STRONG THUNDERSTORMS FROM SOUTHERN NEW YORK..ACROSS NORTHWEST PENNSYLVANIA..INTO NORTHEAST OHIO. THE HEAVIEST STORMS ARE OCCURING IN CRAWFORD COUNTY IN NORTHWEST PENNSYLVANIA..EXTENDING INTO TRUMBULL AND ASHTABULA COUNTIES IN NORTHEAST OHIO. OTHER VERY HEAVY STORMS WERE NOTED IN CATTARAUGUS COUNTY IN NEW YORK. NO SEVERS WEATHER HAS BEEN REPORTED THUS FAR. THE STORMS MAY PRODUCE HEAVY RAINS..HAIL..STRONG GUSTY WINDS. PERSONS IN THE WATCH AREA SHOULD BE ALERT FOR THREATENING CONDITIlONS AND STAY TUNED TO THE NOAA WEATHER RADIO FOR FURTHER DETAILS. RLW/ERIE
Special weather statement, Jul 25, 3:58 PM EDT, 37 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE AKRON CANTON OH 355 PM EDT SAT JUL 25 1987 AT 350 PM EDT RADAR INDICATED A STRONG LINE OF THUNDERSTORMS FROM GRAFTON OHIO EAST ACROSS NORTHERN SUMMIT AND PORTAGE COUNTIES OF OHIO. THIS LINE IS MOVING EAST SOUTHEAST AT ABOUT 20 MPH. THIS LINE SHOULD MOVE THRU THE AKRON CANTON AREA WITHIN THE NEXT 1 TO 2 HOURS. PEOPLE IN THIS AREA SHOULD STAY ALERT TO DEVELOPING THUNDERSTORM ACTIVITY IN THE~IR AREAS. E
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 25, 5:12 PM EDT | Severe Thunderstorm Warning | CLE | Lucas | 48 min |
| Jul 25, 5:15 PM EDT | Severe Thunderstorm Warning | CLE | Sandusky | 45 min |
| Jul 25, 5:15 PM EDT | Severe Thunderstorm Warning | CLE | Erie, Huron | 60 min |
| Jul 25, 5:37 PM EDT | Severe Thunderstorm Warning | CLE | Seneca | 63 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.