Alert archive / Ohio / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 79, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Jul 8, 1997, 10:57 PM EDT for Crawford County, Ohio. It was in force for 63 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 8, 1997, 10:57 PM EDT (02:57 UTC)
- Expired
- Jul 9, 1997, 12:00 AM EDT
- In force
- 63 min
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
County Crawford County, OH
The radar
The Cleveland radar (KCLE), 109 km from the middle of the area, began a volume at 02:57 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 |
|---|---|---|---|
| Jul 8, 11:50 PM EDT | Thunderstorm Wind | New Washington, 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 8, 9:00 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 00:00Z, 3.0 hours before the alert went out and 175 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
- 702 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 1294 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 39 m²/s²
- 0-3 km storm-relative helicity
- 92 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KCLE 090301 RRA SVRCLE OHC033-090400- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CLEVELAND OH 1057 PM EDT TUE JUL 8 1997 THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL MIDNIGHT EDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN OHIO ...CRAWFORD COUNTY DOPPLER RADAR IN CLEVELAND SHOWED A DEVELOPING SEVERE THUNDERSTORM AT 11 PM JUST NORTHWEST OF BUCYRUS MOVING SOUTHEAST AT 30 MPH. 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. HEAVFY RAINS FLOOD ROADS QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD. DEB
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 8, 9:35 PM EDT | Severe Thunderstorm Warning | CLE | Henry | 25 min |
| Jul 8, 9:56 PM EDT | Severe Thunderstorm Warning | CLE | Hancock, Wood | 49 min |
| Jul 8, 10:16 PM EDT | Flash Flood Warning | CLE | Hancock, Henry, Wood | 119 min |
| Jul 8, 10:41 PM EDT | Severe Thunderstorm Warning | CLE | Seneca, Wyandot | 49 min |
| Jul 9, 12:18 AM EDT | Flash Flood Warning | CLE | Hancock | 117 min |
| Jul 9, 12:56 AM EDT | Severe Thunderstorm Warning | CLE | Marion, Wyandot | 64 min |
| Jul 9, 1:58 AM EDT | Severe Thunderstorm Warning | CLE | Ashland, Richland | 32 min |
| Jul 9, 2:20 AM EDT | Flash Flood Warning | CLE | Marion, Morrow | 115 min |
| Jul 9, 3:00 AM EDT | Flash Flood Warning | CLE | Knox | 2 hr |
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.