Alert archive / Ohio / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 193, NWS Wilmington, OH
NWS Wilmington, OH issued this severe thunderstorm warning at Aug 17, 1997, 8:49 PM EDT for Clinton County, Ohio. It was in force for 31 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
- Aug 17, 1997, 8:49 PM EDT (00:49 UTC)
- Expired
- Aug 17, 1997, 9:20 PM EDT
- In force
- 31 min
- Issued by
- NWS Wilmington, OH
- Area
- Whole counties
County Clinton County, OH
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 00:00Z, 0.8 hours before the alert went out and 2 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
- 1870 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 517 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 159 m²/s²
- 0-3 km storm-relative helicity
- 213 m²/s²
- Significant tornado parameter
- 1.6
- Supercell composite
- 7.9
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 Aug 17, 8:42 PM EDT, 7 minutes earlier.
Area forecast discussion, Aug 17, 8:42 PM EDT, 7 minutes before
FORECAST COORDINATION MESSAGE NATIONAL WEATHER SERVICE WILMINGTON OH 840 PM EDT SUN AUG 17 1997 ONE LAST HURRAH! A MULTITUDE OF SVR WX HAS OCCURRED AND IS STILL OCCURRG. LAST SVR LINE LEFT IS E OF LUK AND WL BE APPROACHG PMH NWRD AROUND 9 PM. IT IS MOVG QUICKLY AND APPEARS TO HAVE WEAKENED COMPARED TO WHEN IT WAS NR THE OH-IN BORDER. WIND DAMAGE STILL A THREAT AS THIS LINE IS BOWING INTO ADAMS COUNTY. N AND W OF THIS LINE SHRA ARE LEFT WITH MAINLY DRY CONDITIONS N AND W OF A LINE FM FDY-MIE. THE SVR LINE IS ALSO DUMPG EXTREMELY HEAVY RAIN AND WOULD XPCT SOME FLOODG CONDITIONS ATTM AROUND CVG AND CMH METRO AREAS S AND EWRD. WAVE OF SFC LOW PRES JUST E OF CVG ATTM WITH FNTL BNDRY EXTNDG ENE. WAVE ALSO REFLECTION OF VIGOROUS VORT MAX WHICH IS CLOSE BY. BEHIND WAVE/VORT MAX DO NOT XPCT TSRA...ONLY SHRA...AND THESE WL DIMINISH MOVG N AND W. ANY FLOODG WL BE CONTINUING PAST UPDATE TIME BUT MAIN RAIN WL BE GONE SO WL HANDLE ANY FLOODG LOCALLY BUT NO NEED FOR FF WATCH BY THEN. ALSO...NO SVR STORMS XPCTD AFT UPDATE TIME. FOR LIMA AND DAY GROUPS...SCT -SHRA WL DIMINISH. FARTHER S AND E...OCCASIONAL SHRA WL BECOME SCT AND END LATE. LOW TEMPS LOOK O.K. LWR HUMIDITY WL WORK SWRD ON MON FOR MUCH BETTER WX. SANDLER
In the hours before
Local storm report, Aug 17, 7:40 PM EDT, 1 hour 9 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OHIO
740 PM EDT SUN AUG 17 1997
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0655 PM DOVER IN 60 MPH TSTM GUST
08/17/97 DEARBORN TREES DOWN AND POWER LINES
DOWN.
0723 PM HARRISON OH 1.75 INCH HAIL
08/17/97 HAMILTON GOLF BALL SIZED HAIL.
0725 PM OH WIND DAMAGE
08/17/97 BUTLER TREES DOWN ON ROAD NEAR
SHANDON.
0730 PM CHEVIOT OH 70 MPH TSTM GUST
08/17/97 HAMILTON NUMEROUS REPORTS OF TREES
DOWN.Local storm report, Aug 17, 7:51 PM EDT, 58 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OHIO
752 PM EDT SUN AUG 17 1997
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0748 PM OH 60 MPH TSTM GUST
08/17/97 CLERMONT WIND GUST EXCEEDING 60
MILES AN HOUR IN
NORTHWESTERN PT 2OF CTY.Local storm report, Aug 17, 7:52 PM EDT, 57 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OHIO
752 PM EDT SUN AUG 17 1997
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0748 PM OH 60 MPH TSTM GUST
08/17/97 CLERMONT WIND GUST EXCEEDING 60
MILES AN HOUR IN
NORTHWESTERN PT OF CTY.Local storm report, Aug 17, 8:25 PM EDT, 24 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OHIO
825 PM EDT SUN AUG 17 1997
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0812 PM LEBANON OH WIND DAMAGE
08/17/97 WARREN TREES DOWN.
0820 PM PLEASANT PLAIN OH WIND DAMAGE
08/17/97 WARREN TREES DOWN.Local storm report, Aug 17, 8:29 PM EDT, 20 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OHIO
830 PM EDT SUN AUG 17 1997
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0800 PM OKEANA OH WIND DAMAGE
08/17/97 BUTLER TREES DOWN ON HOWARDS
CREEK ROAD.Local storm report, Aug 17, 8:30 PM EDT, 19 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OHIO
830 PM EDT SUN AUG 17 1997
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0800 PM OKEANA OH WIND DAMAGE
08/17/97 BUTLER TREES DOWN ON HOWARDS
CREEK ROAD.The office that day
Everything else NWS Wilmington, OH issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 17, 9:08 PM EDT | Flash Flood Warning | ILN | Clinton | 2 hr |
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; the sounding from the Mesonet's radiosonde archive.