Alert archive / Ohio / Severe Thunderstorm Watches in 2001

Severe Thunderstorm Watch 237

May 17, 2001Boone County, Campbell County, Kenton County, Kentucky; 36 counties in Ohio

The Storm Prediction Center issued this severe thunderstorm watch at May 17, 2001, 12:00 PM EDT for Boone County, Campbell County, Kenton County, Kentucky; 36 counties in Ohio. It was in force for 4 hr.

The area

The outline as issued.

The facts

Issued
May 17, 2001, 12:00 PM EDT (16:00 UTC)
Expired
May 17, 2001, 4:00 PM EDT
In force
4 hr
Issued by
the Storm Prediction Center
All 39 counties

Boone County, KY, Campbell County, KY, Kenton County, KY, Adams County, OH, Auglaize County, OH, Brown County, OH, Butler County, OH, Champaign County, OH, Clark County, OH, Clermont County, OH, Clinton County, OH, Darke County, OH, Delaware County, OH, Fairfield County, OH, Fayette County, OH, Franklin County, OH, Gallia County, OH, Greene County, OH, Hamilton County, OH, Highland County, OH, Hocking County, OH, Jackson County, OH, Lawrence County, OH, Licking County, OH, Logan County, OH, Madison County, OH, Mercer County, OH, Miami County, OH, Montgomery County, OH, Perry County, OH, Pickaway County, OH, Pike County, OH, Preble County, OH, Ross County, OH, Scioto County, OH, Shelby County, OH, Union County, OH, Vinton County, OH, Warren County, OH

The radar

The Cincinnati radar (KILN), 51 km from the middle of the area, began a volume at 16:03 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.

Warnings issued inside it

4 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
May 17, 12:29 PM EDTSevere Thunderstorm WarningILNMiami, Montgomery61 min
May 17, 1:45 PM EDTSevere Thunderstorm WarningILNClermont45 min
May 17, 2:46 PM EDTSevere Thunderstorm WarningILNFranklin29 min
May 17, 3:08 PM EDTSevere Thunderstorm WarningILNFairfield37 min

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 4.0 hours before the alert went out and 49 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 2001-05-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 350 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 2001-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 82 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
350 J/kg
Mixed-layer CIN
-207 J/kg
Mixed-layer LCL
1187 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
82 m²/s²
0-3 km storm-relative helicity
89 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.

Nearby

Severe Thunderstorm Watches in Ohio, 2001Severe Thunderstorm Watches in Kentucky, 2001Every severe thunderstorm watch in 2001

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.