Alert archive / Ohio / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 8, NWS Cleveland, OH
NWS Cleveland, OH issued this severe thunderstorm warning at Apr 19, 2002, 4:32 PM EDT for Knox County, Morrow County, Ohio. It was in force for 58 min. 5 reports 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
- Apr 19, 2002, 4:32 PM EDT (20:32 UTC)
- Expired
- Apr 19, 2002, 5:30 PM EDT
- In force
- 58 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 20:35 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 |
|---|---|---|---|
| Apr 19, 4:35 PM EDT | Hail 1 | Mt Gilead, OH | Quarter size hail was reported. |
| Apr 19, 4:41 PM EDT | Hail 1 | Fredericktown, OH | Dime to quarter size hail was reported. |
| Apr 19, 4:49 PM EDT | Hail 0.75 | Ankenytown, OH | Dime size hail was reported. |
| Apr 19, 4:55 PM EDT | Hail 1.75 | Johnsville, OH | Golf ball size hail was reported just northeast of Johnsville. |
| Apr 19, 5:30 PM EDT | Hail 0.75 | Mt Vernon, OH | Dime size hail was reported. |
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 |
|---|---|---|---|
| Apr 19, 4:30 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 12:00Z, 8.5 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
- 303 J/kg
- Mixed-layer CIN
- -128 J/kg
- Mixed-layer LCL
- 1572 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 139 m²/s²
- 0-3 km storm-relative helicity
- 29 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS51 KCLE 192032 SVRCLE OHC083-117-192130- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CLEVELAND OH 432 PM EDT FRI APR 19 2002 THE NATIONAL WEATHER SERVICE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... KNOX COUNTY IN OHIO... MORROW COUNTY IN OHIO... * UNTIL 530 PM EDT * AT 432 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM OVER CHESTERVILLE...OR ABOUT 9 MILES SOUTHEAST OF MOUNT GILEAD...MOVING EAST AT 40 MPH. * SOME LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE... CHESTERVILLE DANVILLE FREDERICKTOWN GAMBIER MOUNT VERNON SPARTA HAIL UP TO ONE INCH IN DIAMETER AND WINDS GREATER THAN 58 MILES AN HOUR ARE EXPECTED FROM THIS STORM. SEEK SHELTER IN A STURDY STRUCTURE UNTIL THE STORM HAS PASSED. REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN CLEVELAND. $$
The office that day
Everything else NWS Cleveland, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 19, 6:12 AM EDT | Special Marine Warning | CLE | 2 hr | |
| Apr 19, 6:12 AM EDT | Special Marine Warning | CLE | 2 hr | |
| Apr 19, 6:12 AM EDT | Special Marine Warning | CLE | 2 hr | |
| Apr 19, 3:33 PM EDT | Severe Thunderstorm Warning | CLE | Lorain | 57 min |
| Apr 19, 4:12 PM EDT | Flash Flood Warning | CLE | Lorain | 2 hr |
| Apr 19, 4:17 PM EDT | Severe Thunderstorm Warning | CLE | Medina | 58 min |
| Apr 19, 4:52 PM EDT | Severe Thunderstorm Warning | CLE | Wayne | 38 min |
| Apr 19, 5:00 PM EDT | Severe Thunderstorm Warning | CLE | Summit | 30 min |
| Apr 19, 5:10 PM EDT | Tornado Warning | CLE | Wayne | 35 min |
| Apr 19, 5:15 PM EDT | Tornado Warning | CLE | Stark | 60 min |
| Apr 19, 5:25 PM EDT | Flash Flood Warning | CLE | Knox, Morrow | 110 min |
| Apr 19, 5:31 PM EDT | Severe Thunderstorm Warning | CLE | Knox | 59 min |
| Apr 19, 5:39 PM EDT | Severe Thunderstorm Warning | CLE | Holmes | 66 min |
| Apr 19, 6:13 PM EDT | Flash Flood Warning | CLE | Holmes | 2 hr |
| Apr 19, 6:24 PM EDT | Severe Thunderstorm Warning | CLE | Richland | 66 min |
| Apr 19, 7:11 PM EDT | Severe Thunderstorm Warning | CLE | Crawford, Morrow | 64 min |
| Apr 19, 7:29 PM EDT | Flash Flood Warning | CLE | Richland | 2 hr |
| Apr 19, 7:32 PM EDT | Severe Thunderstorm Warning | CLE | Richland | 58 min |
| Apr 19, 7:39 PM EDT | Severe Thunderstorm Warning | CLE | Marion | 66 min |
| Apr 19, 7:46 PM EDT | Flash Flood Warning | CLE | Knox, Morrow | 3 hr |
Nearby
Severe Thunderstorm Warnings in Ohio, 2002Every severe thunderstorm warning in 2002
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.