Alert archive / Indiana / Severe Thunderstorm Watches in 2001

Severe Thunderstorm Watch 212

May 7, 200127 counties in Indiana; 27 counties in Ohio

The Storm Prediction Center issued this severe thunderstorm watch at May 7, 2001, 3:00 PM EST for 27 counties in Indiana; 27 counties in Ohio. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
May 7, 2001, 3:00 PM EST (20:00 UTC)
Expired
May 7, 2001, 8:00 PM EST
In force
5 hr
Issued by
the Storm Prediction Center
All 54 counties

Adams County, IN, Allen County, IN, Bartholomew County, IN, Blackford County, IN, Dearborn County, IN, Decatur County, IN, DeKalb County, IN, Delaware County, IN, Fayette County, IN, Franklin County, IN, Grant County, IN, Hancock County, IN, Henry County, IN, Huntington County, IN, Jay County, IN, LaGrange County, IN, Madison County, IN, Noble County, IN, Randolph County, IN, Ripley County, IN, Rush County, IN, Shelby County, IN, Steuben County, IN, Union County, IN, Wayne County, IN, Wells County, IN, Whitley County, IN, Allen County, OH, Auglaize County, OH, Butler County, OH, Champaign County, OH, Clark County, OH, Clinton County, OH, Darke County, OH, Defiance County, OH, Fulton County, OH, Greene County, OH, Hamilton County, OH, Hancock County, OH, Hardin County, OH, Henry County, OH, Logan County, OH, Lucas County, OH, Mercer County, OH, Miami County, OH, Montgomery County, OH, Paulding County, OH, Preble County, OH, Putnam County, OH, Shelby County, OH, Van Wert County, OH, Warren County, OH, Williams County, OH, Wood County, OH

The radar

The Cincinnati radar (KILN), 122 km from the middle of the area, began a volume at 20:00 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

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

IssuedProductOfficeCountiesLasted
May 7, 4:27 PM ESTSevere Thunderstorm WarningILNFayette, Wayne63 min
May 7, 7:03 PM ESTTornado WarningCLEHancock42 min

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 8.0 hours before the alert went out and 123 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 2001-05-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 7 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 2001-05-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 70 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
7 J/kg
Mixed-layer CIN
-82 J/kg
Mixed-layer LCL
927 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
70 m²/s²
0-3 km storm-relative helicity
97 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 Indiana, 2001Severe Thunderstorm Watches in Ohio, 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.