Alert archive / Kentucky / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 252, NWS Wilmington, OH
NWS Wilmington, OH issued this severe thunderstorm warning at Jun 29, 1998, 11:15 PM EDT for Bracken County, Robertson County, Kentucky. It was in force for 65 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 29, 1998, 11:15 PM EDT (03:15 UTC)
- Expired
- Jun 30, 1998, 12:20 AM EDT
- In force
- 65 min
- Issued by
- NWS Wilmington, OH
- Area
- Whole counties
Counties Bracken County, KY, Robertson County, KY
The radar
The Cincinnati radar (KILN), 93 km from the middle of the area, began a volume at 03:17 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.
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 29, 10:00 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 00:00Z, 3.3 hours before the alert went out and 95 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
- 397 J/kg
- Mixed-layer CIN
- -57 J/kg
- Mixed-layer LCL
- 1435 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 146 m²/s²
- 0-3 km storm-relative helicity
- 201 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 4.0
The text
As transmitted, in the capitals the NWS used until 2016.
642 WUUS01 KILN 300315 RRA SVRILN KYC023-201-300405- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE WILMINGTON OH 1115 PM EDT MON JUN 29 1998 THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... BRACKEN COUNTY IN NORTHERN KENTUCKY ROBERTSON COUNTY IN NORTHERN KENTUCKY * UNTIL 1220 AM EDT * AT 1115 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS IN WASTERN PENDLETON COUNTY... MOVING EAST AT 40 MPH. * THE LINE OF SEVERE THUNDERSTORMS WILL BE NEAR... BROOKSVILLE AT 1130 PM EDT MOUNT OLIVET AT 1139 PM EDT STONEWALL AT 1144 PM EDT THIS STORM HAS A HISTORY OF DAMAGING WIND. GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS .END/INNES
The office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 29, 10:11 PM EDT | Severe Thunderstorm Warning | ILN | Carroll, Gallatin | 44 min |
| Jun 29, 10:24 PM EDT | Severe Thunderstorm Warning | ILN | Campbell, Kenton | 46 min |
| Jun 29, 10:24 PM EDT | Severe Thunderstorm Warning | ILN | Boone | 46 min |
| Jun 29, 10:27 PM EDT | Severe Thunderstorm Warning | ILN | Grant, Pendleton | 53 min |
| Jun 29, 10:27 PM EDT | Severe Thunderstorm Warning | ILN | Owen | 53 min |
| Jun 29, 11:32 PM EDT | Severe Thunderstorm Warning | ILN | Mason | 58 min |
Nearby
Severe Thunderstorm Warnings in Kentucky, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.