Alert archive / Kentucky / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 166, NWS Wilmington, OH
NWS Wilmington, OH issued this severe thunderstorm warning at Jun 14, 1998, 8:46 PM EDT for Kenton County, Kentucky. It was in force for 34 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 14, 1998, 8:46 PM EDT (00:46 UTC)
- Expired
- Jun 14, 1998, 9:20 PM EDT
- In force
- 34 min
- Issued by
- NWS Wilmington, OH
- Area
- Whole counties
County Kenton County, KY
The radar
The Cincinnati radar (KILN), 82 km from the middle of the area, began a volume at 00:45 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 14, 9:00 PM EDT | Hail 0.75 | Piner, KY |
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
Cncnati-Daytn, OH (KILN), launched 00:00Z, 0.8 hours before the alert went out and 84 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
- 98 J/kg
- Mixed-layer CIN
- -219 J/kg
- Mixed-layer LCL
- 1032 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 62 m²/s²
- 0-3 km storm-relative helicity
- 213 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
886
WUUS01 KILN 150047 RRA
SVRILN
KYC117-150120-
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
846 PM EDT SUN JUN 14 1998
THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A
*SEVERE THUNDERSTORM WARNING FOR...
KENTON COUNTY IN NORTHERN KENTUCKY.
* EFFECTIVE UNTIL 920 PM EDT.
* AT 844 PM EDT... DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 13
MILES SOUTHWEST OF INDEPENDENCE MOVING NORTHEAST AT 45 MPH.
* SOME LOCATIONS AFFECTED...
PINER BY 854 PM EDT..
MORNING VIEW BY 859 PM EDT..
VISALIA BY 901 PM EDT..
THIS STORM PRODUCED DIME SIZED HAIL IN CRITTENDEN IN GRANT
COUNTY.
THIS THUNDERSTORM IS CAPABLE OF PRODUCING EXTREMELY LARGE HAIL
WHICH MAY CAUSE SEVERE DAMAGE TO PROPERTY AND SERIOUS INJURY.
&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.
NWS Wilmington, OH wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 14, 8:10 PM EDT, 36 minutes earlier.
Area forecast discussion, Jun 14, 8:10 PM EDT, 36 minutes before
FORECAST COORDINATION MESSAGE NATIONAL WEATHER SERVICE WILMINGTON OH 810 PM EDT SUN JUN 14 1998 TSTMS DEVELOPING RAPIDLY ACRS SE IN/SW OH...IN NW/SE BAND AHEAD OF MCS PUSHING INTO CNTL IN. ALSO...ANOTHER BAND OF TSRA...SOME SVR...HAS DEVELOPED RAPIDLY ACRS N KY...IN ADVANCE OF WARM FRNT STILL WELL SW OF CWA. FINALLY...TSTMS WELL UNDERWAY ALONG COLD FRNT PUSHING THRU LWR OH VLY. GIVEN CURRNT EVOLUTION OF EVENTS...CATEGORICAL POPS IN ORDER OVERNITE FOR ALL AREAS...INCL FAR NW. ALSO...GIVEN LO FLASH FLOOD GUIDANCE VALUES/POTENTIAL FOR HVY RAFL...CONTINUE FLASH FLOOD WATCH FOR E CNTL/SE IN. MDL DATA SUGGESTS SFC TRIPLE POINT/ASSOCIATED STRONGEST FORCING WILL AFFECT S SECTIONS OF CWA OVERNITE...SO STRONGLY SUGGEST FLASH FLOOD WATCH BE XTNDED ACRS N KY AND S OH (OH AREA 7). HOWEVER... RAFL POTENTIAL ACRS DAY-CMH AREAS APPRS HIER THAT SUGGESTED BY MDLS... AND MIGHT BE PRUDENT TO XTND FFA INTO OH AREAS 5/6 FOR TONITE. ROWLEY
In the hours before
Local storm report, Jun 14, 8:23 PM EDT, 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OHIO
823 PM EDT SUN JUN 14 1998
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0815 PM PERRY PARK KY 1 INCH HAIL
06/14/98 OWENLocal storm report, Jun 14, 8:23 PM EDT, 23 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OHIO
823 PM EDT SUN JUN 14 1998
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0815 PM PERRY PARK KY 1 INCH HAIL
06/14/98 OWENThe office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 14, 8:02 PM EDT | Severe Thunderstorm Warning | ILN | Owen | 43 min |
| Jun 14, 8:22 PM EDT | Severe Thunderstorm Warning | ILN | Gallatin, Grant | 33 min |
| Jun 14, 11:41 PM EDT | Flash Flood Warning | ILN | Lewis | 2 hr |
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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.