Alert archive / Ohio / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 34, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at May 18, 1997, 10:41 PM EDT for Portage County, Trumbull County, Ohio. It was in force for 64 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
- May 18, 1997, 10:41 PM EDT (02:41 UTC)
- Expired
- May 18, 1997, 11:45 PM EDT
- In force
- 64 min
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
Counties Portage County, OH, Trumbull County, OH
The radar
The Cleveland radar (KCLE), 76 km from the middle of the area, began a volume at 02:42 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 18, 10:47 PM EDT | Hail 0.88 | Warren, 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.
The nearest sounding before it
Pittsburgh, PA (KPIT), launched 00:00Z, 2.7 hours before the alert went out and 118 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
- 204 J/kg
- Mixed-layer CIN
- -55 J/kg
- Mixed-layer LCL
- 952 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 151 m²/s²
- 0-3 km storm-relative helicity
- 227 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
The text
As transmitted, in the capitals the NWS used until 2016.
936 WUUS1 KCLE 190243 RRA SVRCLE OHC133-155-190345- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CLEVELAND OH 1041 PM EDT SUN MAY 18 1997 THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1145 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN OHIO ...PORTAGE COUNTY...TRUMBULL COUNTY AT 1035 PM EDT CLEVELAND DOPPLER RADAR SHOWED A SEVERE THUNDERSTORM OVER PORTAGE COUNTY JUST NORTH OF RAVENNA. THE STORM WAS MOVING EAST AROUND 40 MPH. IT WILL MOVE EAST INTO TRUMBULL COUNTY NEAR LEAVITTSBURG AROUND 11 PM. LARGE HAIL IS LIKELY WITH THIS STORM. SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DONT DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
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 18, 8:29 PM EDT, 2 hours 12 minutes before
OHZ003>014-089-017>023-027>033-036-037-038-047- PAZ001-002-003-190230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 829 PM EDT SUN MAY 18 1997 THE SEVERE THUNDERSTORM WATCH FOR NORTHWEST OHIO WAS ALLOWED TO EXPIRE AT 8 PM. THE SEVERE THUNDERSTORM WATCH FOR NORTH-CENTRAL AND NORTHEAST OHIO...AND ERIE AND CRAWFORD COUNTIES IN NORTHWEST PENNSYLVANIA HAS BEEN CANCELLED. STRONG THUNDERSTORMS MOVED ACROSS NORTHERN OHIO THIS AFTERNOON AND THIS EVENING. THEY WEAKENED AS THEY MOVED EAST INTO WESTERN PENNSYLVANIA. A FEW SHOWERS AND THUNDERSTORMS LINGERED ACROSS THE AREA THIS EVENING ESPECIALLY OVER NORTH CENTRAL OHIO AND NORTHWEST PENNSYLVANIA. THE THUNDERSTORMS ARE NOT EXPECTED TO BE SEVERE ANYMORE THIS EVENING. HOWEVER...THERE WERE STRONG THUNDERSTORMS WEST OF OHIO OVER NORTHERN ILLINOIS AND SOUTHWEST LOWER MICHIGAN. THESE THUNDERSTORMS WILL MOVE INTO NORTHWEST OHIO LATER TONIGHT...AROUND 11 PM TO 1 AM. IT IS POSSIBLTHAT SOME OF THESE STORMS COULD BE SEVERE AGAIN...PRODUCING LARGE HAIL OR WIND GUSTS IN EXCESS OF 60 MPH. IT IS ALSO POSSIBLE THAT THESE STORMS COULD CAUSE A TORNADO. STAYED TUNED TO NOAA WEATHER RADIO...LOCAL RADIO OR TELEVISION STATIONS...OR CABLE TW FOR THE LATEST WEATHER INFORMATION.
Special weather statement, May 18, 8:33 PM EDT, 2 hours 8 minutes before
OHZ003>014-089-017>023-027>033-036-037-038-047- PAZ001-002-003-190230- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CLEVELAND OH 829 PM EDT SUN MAY 18 1997 THE SEVERE THUNDERSTORM WATCH FOR NORTHWEST OHIO WAS ALLOWED TO EXPIRE AT 8 PM. THE SEVERE THUNDERSTORM WATCH FOR NORTH-CENTRAL AND NORTHEAST OHIO...AND ERIE AND CRAWFORD COUNTIES IN NORTHWEST PENNSYLVANIA HAS BEEN CANCELLED. STRONG THUNDERSTORMS MOVED ACROSS NORTHERN OHIO THIS AFTERNOON AND THIS EVENING. THEY WEAKENED AS THEY MOVED EAST INTO WESTERN PENNSYLVANIA. A FEW SHOWERS AND THUNDERSTORMS LINGERED ACROSS THE AREA THIS EVENING ESPECIALLY OVER NORTH CENTRAL OHIO AND NORTHWEST PENNSYLVANIA. THE THUNDERSTORMS ARE NOT EXPECTED TO BE SEVERE ANYMORE THIS EVENING. HOWEVER...THERE WERE STRONG THUNDERSTORMS WEST OF OHIO OVER NORTHERN ILLINOIS AND SOUTHWEST LOWER MICHIGAN. THESE THUNDERSTORMS WILL MOVE INTO NORTHWEST OHIO LATER TONIGHT...AROUND 11 PM TO 1 AM. IT IS POSSIBLTHAT SOME OF THESE STORMS COULD BE SEVERE AGAIN...PRODUCING LARGE HAIL OR WIND GUSTS IN EXCESS OF 60 MPH. IT IS ALSO POSSIBLE THAT THESE STORMS COULD CAUSE A TORNADO. STAYED TUNED TO NOAA WEATHER RADIO...LOCAL RADIO OR TELEVISION STATIONS...OR CABLE TW FOR THE LATEST WEATHER INFORMATION.
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 18, 11:02 PM EDT | Severe Thunderstorm Warning | CLE | Geauga | 43 min |
| May 18, 11:24 PM EDT | Severe Thunderstorm Warning | CLE | Fulton, Henry | 51 min |
| May 18, 11:37 PM EDT | Severe Thunderstorm Warning | CLE | Ashtabula | 53 min |
| May 18, 11:55 PM EDT | Severe Thunderstorm Warning | CLE | Hancock, Wood | 50 min |
| May 19, 12:12 AM EDT | Severe Thunderstorm Warning | CLE | Seneca, Wyandot | 63 min |
| May 19, 12:12 AM EDT | Severe Thunderstorm Warning | CLE | Ottawa, Sandusky | 63 min |
| May 19, 12:28 AM EDT | Severe Thunderstorm Warning | CLE | Erie, Huron | 62 min |
| May 19, 12:37 AM EDT | Severe Thunderstorm Warning | CLE | Crawford, Marion | 68 min |
| May 19, 12:50 AM EDT | Flash Flood Warning | CLE | Ashtabula | 115 min |
| May 19, 12:55 AM EDT | Severe Thunderstorm Warning | CLE | Lorain | 65 min |
Nearby
Severe Thunderstorm Warnings in Ohio, 1997Every severe thunderstorm warning in 1997
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; radar from the NEXRAD Level II archive.