Alert archive / Ohio / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 148, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Jun 12, 1998, 8:33 PM EDT for Knox County, Morrow County, Ohio. It was in force for 92 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
- Jun 12, 1998, 8:33 PM EDT (00:33 UTC)
- Expired
- Jun 12, 1998, 10:05 PM EDT
- In force
- 92 min
- Issued by
- NWS Cleveland, OH
- Area
- Whole counties
Counties Knox County, OH, Morrow County, OH
The radar
The Cleveland radar (KCLE), 123 km from the middle of the area, began a volume at 00:33 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 |
|---|---|---|---|
| Jun 12, 9:13 PM EDT | Thunderstorm Wind | Countywide, OH | Several trees were downed. |
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 |
|---|---|---|---|
| Jun 12, 4:45 PM EDT | Tornado Watch | SPC | 6 hr |
| Jun 12, 8:15 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 00:00Z, 0.6 hours before the alert went out and 153 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
- 2064 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 1235 m above ground
- 0-6 km bulk shear
- 46 kt
- 0-1 km storm-relative helicity
- 211 m²/s²
- 0-3 km storm-relative helicity
- 238 m²/s²
- Significant tornado parameter
- 2.2
- Supercell composite
- 17.7
The text
As transmitted, in the capitals the NWS used until 2016.
027 WUUS1 KCLE 130035 RRA SVRCLE OHC083-117-130205- BULLETIN - EAS ACTIVATION/IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CLEVELAND OH 833 PM EDT FRI JUN 12 1998 THE NATIONAL WEATHER SERVICE IN CLEVELAND HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... KNOX COUNTY IN NORTH CENTRAL OHIO MORROW COUNTY IN NORTH CENTRAL OHIO * UNTIL 1005 PM EDT * AT 831 PM EDT... NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A A LINE OF SEVERE THUNDERSTORMS FROM MANSFIELD TO MARION. THIS LINE WAS MOVING EAST AT 30 MILES PER HOUR. .SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS RINGO
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 8:04 PM EDT | Severe Thunderstorm Warning | CLE | Medina | 96 min |
| Jun 12, 8:07 PM EDT | Severe Thunderstorm Warning | CLE | Lake | 93 min |
| Jun 12, 8:12 PM EDT | Severe Thunderstorm Warning | CLE | Wayne | 2 hr |
| Jun 12, 8:15 PM EDT | Severe Thunderstorm Warning | CLE | Geauga, Summit | 2 hr |
| Jun 12, 8:47 PM EDT | Severe Thunderstorm Warning | CLE | Ashtabula | 63 min |
| Jun 12, 8:47 PM EDT | Severe Thunderstorm Warning | CLE | Portage | 63 min |
| Jun 12, 8:50 PM EDT | Severe Thunderstorm Warning | CLE | Holmes | 95 min |
| Jun 12, 8:57 PM EDT | Severe Thunderstorm Warning | CLE | Trumbull | 93 min |
| Jun 12, 8:57 PM EDT | Severe Thunderstorm Warning | CLE | Stark | 93 min |
| Jun 12, 9:02 PM EDT | Tornado Warning | CLE | Summit | 48 min |
| Jun 12, 9:34 PM EDT | Severe Thunderstorm Warning | CLE | Mahoning | 61 min |
| Jun 13, 10:49 AM EDT | Severe Thunderstorm Warning | CLE | Medina, Wayne | 61 min |
| Jun 13, 11:11 AM EDT | Severe Thunderstorm Warning | CLE | Cuyahoga | 64 min |
| Jun 13, 11:35 AM EDT | Severe Thunderstorm Warning | CLE | Geauga | 65 min |
| Jun 13, 11:52 AM EDT | Severe Thunderstorm Warning | CLE | Portage | 63 min |
| Jun 13, 12:43 PM EDT | Severe Thunderstorm Warning | CLE | Mahoning, Trumbull | 62 min |
Nearby
Severe Thunderstorm Warnings in Ohio, 1998Every severe thunderstorm warning in 1998
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.