Alert archive / Kentucky / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 211, NWS Wilmington, OH

June 22, 1998Bracken County, Robertson County, Kentucky

NWS Wilmington, OH issued this severe thunderstorm warning at Jun 22, 1998, 5:19 PM EDT for Bracken County, Robertson County, Kentucky. It was in force for 41 min. 2 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: Jun 22, 1998, 5:19 PM EDT (21:19 UTC)
Expired: Jun 22, 1998, 6:00 PM EDT
In force: 41 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 21:19 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 22, 5:35 PM EDT	Thunderstorm Wind 50	Augusta, KY	Trees downed.
Jun 22, 5:45 PM EDT	Thunderstorm Wind 50	Mt Olivet, KY	Many trees 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 22, 4:00 PM EDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 9.3 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 571 J/kg
Mixed-layer CIN: -64 J/kg
Mixed-layer LCL: 921 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 18 m²/s²
0-3 km storm-relative helicity: 62 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 22, 2:45 PM EDT, 2 hours 34 minutes earlier.

Area forecast discussion, Jun 22, 2:45 PM EDT, 2 hours 34 minutes before

FORECAST COORDINATION MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON OH
245 PM EDT MON JUN 22 1998

SQUALL LINE POISED TO ENTER SE IN ATTM.  HIEST CAPES AOA 4000 NR
FTK.  SAT TOPS HAVE BEEN COOLG STEADILY WITH THE STGST STORMS
PROPAGATG ON THE SRN END OF THE COMPLEX...NEAREST THE MOST UNSTABLE
AIR.  XPCT SVR STORMS FOR FAR SW OH/NC KY/SE IN WITH MAIN THREAT
DAMAGING WINDS DUE TO LOW LVL THTA-E DIFF OF 44...WHEN 20 IS THE
TYPICAL THRESHOLD FOR A GOOD CHC OF WIND DAMAGE WITH STORMS.  THESE
STORMS WILL MOVE THRU OUR CWA THRU 00Z.  VILS ALREADY NR 60 AND
OUTFLOW BNDRYS SHOWG UP ACROSS KIND RADAR.

ETA TAKES VORT MAX THRU CNTL/NRN OH TNGT FOLLOWED BY NVA/RIDGG.
NEED LIKELY POPS FOR TNGT WITH SVR POT FOR AT LEAST EARLY TNGT WITH
CURRENT CONVECTION.  COULD SEE MORNG TSRA ACROSS CMH/PMH AREAS ON
TUE BUT DRYING TO OCCUR.  RIDGE TO REMAIN INTACT ACROSS CWA FOR WED
FOR DRY WX...AND VERY WARM TEMPS AND HUMID.

1ST WARNING READY TO COME OUT SO WL COORD REST OF FCST WITH CLE OVR
PHONE.

CVG  72/89/70/91  7/2/1/1
DAY  70/87/69/89  7/1/1/1
CMH  71/88/69/90  6/3/1/1

SANDLER

In the hours before

Special weather statement, Jun 22, 12:42 PM EDT, 4 hours 37 minutes before

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Special weather statement, Jun 22, 3:46 PM EDT, 1 hour 33 minutes before

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Special weather statement, Jun 22, 3:46 PM EDT, 1 hour 33 minutes before

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Local storm report, Jun 22, 4:57 PM EDT, 22 minutes before

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Local storm report, Jun 22, 4:57 PM EDT, 22 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OHIO
457 PM EDT MON JUN 22 1998

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0450 PM    OWENTON                   KY   WIND DAMAGE
06/22/98   OWEN                           TREES DOWN JUST S OF
                                          OWENTON

0453 PM    OWENTON                   KY   50 MPH TSTM GUST
06/22/98   OWEN                           55-60 MPH WINDS JUST NORTH
                                          OF OWENTON

Local storm report, Jun 22, 5:03 PM EDT, 16 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OHIO
503 PM EDT MON JUN 22 1998

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0458 PM    NEWTOWN                   OH   52 MPH TSTM GUST
06/22/98   HAMILTON                       SPOTTER IN NEWTOWN
                                          REPORTED 55-60 MPH WIND
                                          GUST.

JOHNSTONE

The office that day

Everything else NWS Wilmington, OH issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 22, 4:47 PM EDT	Severe Thunderstorm Warning	ILN	Warren	43 min
Jun 22, 4:51 PM EDT	Severe Thunderstorm Warning	ILN	Hamilton	34 min
Jun 22, 5:06 PM EDT	Severe Thunderstorm Warning	ILN	Clermont	39 min
Jun 22, 5:35 PM EDT	Severe Thunderstorm Warning	ILN	Brown	55 min
Jun 22, 5:51 PM EDT	Severe Thunderstorm Warning	ILN	Adams	44 min
Jun 22, 6:15 PM EDT	Flash Flood Warning	ILN	Adams	3 hr
Jun 22, 6:32 PM EDT	Flash Flood Warning	ILN	Adams	3 hr
Jun 22, 4:35 PM EDT	Severe Thunderstorm Warning	ILN	Owen	50 min
Jun 22, 5:09 PM EDT	Severe Thunderstorm Warning	ILN	Pendleton	46 min
Jun 22, 6:12 PM EDT	Severe Thunderstorm Warning	ILN	Lewis	58 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 1998 Every 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.