Alert archive / Ohio / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 182, NWS Wilmington, OH

August 17, 1997Hamilton County, Ohio

NWS Wilmington, OH issued this severe thunderstorm warning at Aug 17, 1997, 2:17 PM EDT for Hamilton County, Ohio. It was in force for 58 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
Aug 17, 1997, 2:17 PM EDT (18:17 UTC)
Expired
Aug 17, 1997, 3:15 PM EDT
In force
58 min
Issued by
NWS Wilmington, OH
Area
Whole counties

County Hamilton County, OH

What was reported inside it

TimeReportWhereRemark
Aug 17, 2:30 PM EDTThunderstorm Wind 60Countywide, OHNumerous trees and power lines were downed across the county by the thunderstorm winds. Lunken Field reported a wind gust to 60 mph. Moderate damage occurred to the Goodyear blimp "Spirit of Akron", which was parked at the airport at the time of the storm.

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 12:00Z, 6.3 hours before the alert went out and 69 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-pSkew-T log-p diagram, Cncnati-Daytn, OH at 12:00Z on 1997-08-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 39 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 1997-08-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 51 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
39 J/kg
Mixed-layer CIN
-211 J/kg
Mixed-layer LCL
934 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
51 m²/s²
0-3 km storm-relative helicity
131 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KILN 171817 RRA
SVRILN
OHC061-171915-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WILMINGTON OH
217 PM EDT SUN AUG 17 1997

THE NATIONAL WEATHER SERVICE IN WILMINGTON OH HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 315 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN SOUTHWESTERN OHIO

   ...HAMILTON COUNTY
 
AT 214 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM OVER WESTERN HAMILTON COUNTY.  THIS STORM WAS
MOVING TO THE EAST AT 35 MPH. COMMUNITIES IN THE PATH OF THIS STORM
INCLUDE CINCINNATI AND MARIEMONT.
 
IF YOU ARE IN THE PATH OF THIS STORM...MOVE INSIDE A STRONG
BUILDING. STAY AWAY FROM WINDOWS SINCE THEY CAN EASILY SHATTER IN
SEVERE THUNDERSTORM WINDS. DO NOT USE TELEPHONES OR APPLIANCES
UNLESS ABSOLUTELY NECESSARY UNTIL THIS STORM HAS PASSED.

KELLS

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 Aug 17, 9:23 AM EDT, 4 hours 54 minutes earlier.

Area forecast discussion, Aug 17, 9:23 AM EDT, 4 hours 54 minutes before
FORECAST COORDINATION MESSAGE
NATIONAL WEATHER SERVICE WILMINGTON OH
920 AM EDT SUN AUG 17 1997

OUTFLOW BOUNDARY FROM LAST NIGHT HAS TEMPORARILY STABILIZED AREAS
ALONG/N OF OH RVR. AT THIS TIME...ONLY AREAS OF -RA ACRS CNTL/N
SECTIONS OF CWA. HOWEVER...WX WL DETERIORATE FROM W TO E THIS AM/EARLY
THIS AFTN. SFC WV HAS DEVELOPED ON OUFLOW BOUNDARY INVOF SE IL...AND
NUMEROUS TSRA HAVE DEVELOPED ACRS S IND WHERE SFC DWPTS IN MID 70S ARE
OVERUNNING OUTFLW BNDRY. THESE TSRA WL PUSH INTO CNTL/S SECTIONS OF CWA
THIS AM/EARLY PM WITH AT HEAVY DOWNPOURS...AND ISOLD SEVERE PSBL ACRS S
AS SS HELPS DESTABILIZE ATMOSPHERE.

MEANWHILE...MAIN SFC FRNT STILL LOCATED N OF CWA...PROGGED TO
SETTLE TWD S AND INTO N SECTIONS OF CWA THIS AFTN AS SFC LO IN E IA
TRACKS TWD REGION. SHRA/TSRA SHUD BECOME HEAVIER/MORE NUMEROUS ACRS
N HLF OF CWA DUE TO THIS FEATURE.

POTENTIAL FOR HVR RAFL EXISTS ACRS ENTIRE CWA THIS AFTN INTO TONITE...
AND ADDL FLASH FLOOD WATCHES (ALREADY IN PLACE FOR WAYNE/FAYETTE/UNION
COS IN E CNTL IN) APPR TO BE IN ORDER FOR REST OF CWA COUNTIES ALONG/N
OF OH RVR PER CURRNT TRENDS.

CATEGORICAL POPS IN ORDER ALL AREAS.

DUE TO RELATIVELY COOL START BEHIND OUTFLOW BOUNDARY AND INPENDING
ONSET OF ADDL PCPN...CURRNT FCST HI TMPS MAY BE A BIT TOO HI FOR MANY
LOCATIONS ALNG/N OF OH RVR...ESP RICH-DAY-LIMA. ACRS S CNTL OH/N KY...
STILL MAY CLIMB INTO UPR 80S...AND THREAT FOR PM SVR GREATEST THERE
PER LTST SPC DY1 OUTLOOK.

dROWLEY

In the hours before

Local storm report, Aug 17, 12:20 PM EDT, 1 hour 57 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OHIO
1220 PM EDT SUN AUG 17 1997

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

1130 AM    GEORGETOWN                OH   WIND DAMAGE
08/17/97   BROWN                          TREES DOWN NEAR ROUTE 223

1145 AM    SEAMAN                    OH   WIND DAMAGE
08/17/97   ADAMS                          TREES DOWN FROM SEAMAN TO
                                          LAWSHE

SHARTRAN
Local storm report, Aug 17, 12:24 PM EDT, 1 hour 53 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OHIO
1220 PM EDT SUN AUG 17 1997

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

1130 AM    GEORGETOWN                OH   WIND DAMAGE
08/17/97   BROWN                          TREES DOWN NEAR ROUTE 223

1145 AM    SEAMAN                    OH   WIND DAMAGE
08/17/97   ADAMS                          TREES DOWN FROM SEAMAN TO
     T                                     LAWSHE

SHARTRAN
Special weather statement, Aug 17, 1:10 PM EDT, 1 hour 7 minutes before
KYZ100-180000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
110 PM EDT SUN AUG 17 1997

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 8 PM EDT...

THE STORM PREDIDTCION CENTER IN NORMAN OK HAS ISSUED A SEVERE
THUNDERSTORM WATCH FOR LEWIS COUNTY KENTUCKY UNTIL 8 PM EDT.

AT 105 PM EDT...DOPPLER RADAR SHOWED THUNDERSTORMS INTENSIFYING
AND PUSHING INTO LEWIS COUNTY FROM THE WEST...AND ADDITIONAL
THUNDERSTORMS WILL DEVELOP WITHIN OR MOVE INTO THE REGION THIS
AFTERNOON AND EVENING.

CONDITIONS ARE FAVORABLE FOR ANY OF THESE THUNDERSTORMS TO BECOME
SEVERE AND PRODUCE DAMAGING WIND GUSTS AND PERHAPS EVEN LARGE HAIL.

YOU ARE STRONGLY URGED TO MONITOR COMMERCIAL RADIO...LOCAL OR CABLE
TELEVISION THIS AFTERNOON FOR POSSIBLE WARNINGS. IF A WARNING IS ISSUED
FOR YOUR LOCATION...SEEK SHELTER IMMEDIATELY.

ROWLEY
Special weather statement, Aug 17, 1:11 PM EDT, 1 hour 6 minutes before
KYZ100-180000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
110 PM EDT SUN AUG 17 1997

...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL 8 PM EDT...

THE STORM PREDIDTCION CENTER IN NORMAN OK HAS ISSUED A SEVERE
THUNDERSTORM WATCH FOR LEWIS COUNTY KENTUCKY UNTIL 8 PM EDT.

AT 105 PM EDT...DOPPLER RADAR SHOWED THUNDERSTORMS INTENSIFYING
AND PUSHING INTO LEWIS COUNTY FROM THE WEST...AND ADDITIONAL
THUNDERSTORMS WILL DEVELOP WITHIN OR MOVE INTO THE REGION THIS
AFTERNOON AND EVENING.

CONDITIONS ARE FAVORABLE FOR ANY OF THESE THUNDERSTORMS TO BECOME
SEVERE AND PRODUCE DAMAGING WIND GUSTS AND PERHAPS EVEN LARGE HAIL.

YOU ARE STRONGLY URGED TO MONITOR COMMERCIAL RADIO...LOCAL OR CABLE
TELEVISION THIS AFTERNOON FOR POSSIBLE WARNINGS. IF A WARNING IS ISSUED
FOR YOUR LOCATION...SEEK SHELTER IMMEDIATELY.

ROWLEY
Special weather statement, Aug 17, 2:15 PM EDT, 2 minutes before
KYZ090>099-OHZ070>073-077>082-088-180000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
215 PM EDT SUN AUG 17 1997

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR SOUTHERN OHIO AND
MOST OF NORTHERN KENTUCKY UNTIL 8 PM EDT...

THE STORM PREDICTION CENTER IN NORMAN OK HAS ISSUED A SEVERE
THUNDERSTORM WATCH FOR SOUTHERN OHIO AND MOST OF NORTHERN KENTUCKY
UNTIL 8 PM EDT. CITIES IN THE WATCH AREA INCLUDE CINCINNATI...
MIDDLETOWN...CHILLICOTHE...PORTSMOUTH...COVINGTON AND MAYSVILLE.

AT 210 PM EDT...DOPPLER RADAR SHOWED STRONG THUNDERSTORMS MOVING
TOWARD THE NORTHEAST ACROSS NORTH CENTRAL KENTUCKY AND SOUTHWEST OHIO.
THESE THUNDERSTORMS WILL CONTINUE TO SPREAD NORTH AND EAST ACROSS
SOUTHERN OHIO AND NORTHERN KENTUCKY THIS AFTERNOON AND THIS EVENING.

CONDITIONS ARE FAVORABLE FOR ANY OF THESE THUNDERSTORMS TO BECOME
SEVERE AND PRODUCE DAMAGING WIND GUSTS THIS AFTERNOON AND THIS
EVENING.

ALSO...SOME THUNDERSTORMS MAY PRODUCE TORRENTIAL DOWNPOURS CAPABLE
OF FLOODING CREEKS AND ROADS.

YOU ARE STRONGLY URGED TO MONITOR NOAA WEATHER RADIO...COMMERCIAL
RADIO...LOCAL OR CABLE TELEVISION THIS AFTERNOON AND EVENING FOR
POSSIBLE WARNINGS. IF A WARNING IS ISSUED FOR YOUR LOCATION...SEEK
SHELTER IMMEDIATELY.

ROWLEY
Special weather statement, Aug 17, 2:17 PM EDT, 0 minutes before
KYZ090>099-OHZ070>073-077>082-088-180000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON OH
215 PM EDT SUN AUG 17 1997

...SEVERE THUNDERSTORM WATCH IN EFFECT FOR SOUTHERN OHIO AND
MOST OF NORTHERN KENTUCKY UNTIL 8 PM EDT...

THE STORM PREDICTION CENTER IN NORMAN OK HAS ISSUED A SEVERE
THUNDERSTORM WATCH FOR SOUTHERN OHIO AND MOST OF NORTHERN KENTUCKY
UNTIL 8 PM EDT. CITIES IN THE WATCH AREA INCLUDE CINCINNATI...
MIDDLETOWN...CHILLICOTHE...PORTSMOUTH...COVINGTON AND MAYSVILLE.

AT 210 PM EDT...DOPPLER RADAR SHOWED STRONG THUNDERSTORMS MOVING
TOWARD THE NORTHEAST ACROSS NORTH CENTRAL KENTUCKY AND SOUTHWEST OHIO.
THESE THUNDERSTORMS WILL CONTINUE TO SPREAD NORTH AND EAST ACROSS
SOUTHERN OHIO AND NORTHERN KENTUCKY THIS AFTERNOON AND THIS EVENING.

CONDITIONS ARE FAVORABLE FOR ANY OF THESE THUNDERSTORMS TO BECOME
SEVERE AND PRODUCE DAMAGING WIND GUSTS THIS AFTERNOON AND THIS
EVENING.

ALSO...SOME THUNDERSTORMS MAY PRODUCE TORRENTIAL DOWNPOURS CAPABLE
OF FLOODING CREEKS AND ROADS.

YOU ARE STRONGLY URGED TO MONITOR NOAA WEATHER RADIO...COMMERCIAL
RADIO...LOCAL OR CABLE TELEVISION THIS AFTERNOON AND EVENING FOR
POSSIBLE WARNINGS. IF A WARNING IS ISSUED FOR YOUR LOCATION...SEEK
SHELTER IMMEDIATELY.

ROWLEY

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 16, 8:01 PM EDTFlash Flood WarningILNPutnam3 hr
Aug 16, 10:53 PM EDTFlash Flood WarningILNPaulding, Putnam3 hr
Aug 16, 11:47 PM EDTSevere Thunderstorm WarningILNAllen, Auglaize48 min
Aug 17, 11:13 AM EDTSevere Thunderstorm WarningILNBrown42 min
Aug 17, 11:29 AM EDTSevere Thunderstorm WarningILNAdams41 min
Aug 17, 11:47 AM EDTSevere Thunderstorm WarningILNPike, Scioto38 min
Aug 17, 12:25 PM EDTSevere Thunderstorm WarningILNPike, Scioto45 min
Aug 17, 2:23 PM EDTTornado WarningILNLicking47 min
Aug 17, 2:41 PM EDTSevere Thunderstorm WarningILNBrown, Clermont64 min
Aug 17, 3:03 PM EDTSevere Thunderstorm WarningILNAdams62 min
Aug 17, 3:14 PM EDTTornado WarningILNAdams61 min
Aug 17, 3:29 PM EDTSevere Thunderstorm WarningILNPike, Scioto61 min
Aug 17, 7:17 PM EDTSevere Thunderstorm WarningILNHamilton48 min
Aug 17, 7:31 PM EDTSevere Thunderstorm WarningILNButler64 min
Aug 17, 7:31 PM EDTTornado WarningILNHamilton64 min
Aug 17, 7:49 PM EDTSevere Thunderstorm WarningILNClermont, Warren66 min

Nearby

Severe Thunderstorm Warnings in Ohio, 1997Every severe thunderstorm warning in 1997

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.