Alert archive / Indiana / Severe Thunderstorm Watches in 2000

Severe Thunderstorm Watch 473

June 20, 200022 counties in Illinois; 64 counties in Indiana

The Storm Prediction Center issued this severe thunderstorm watch at Jun 20, 2000, 8:00 PM CDT for 22 counties in Illinois; 64 counties in Indiana. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Jun 20, 2000, 8:00 PM CDT (01:00 UTC)
Expired
Jun 21, 2000, 2:00 AM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 86 counties

Champaign County, IL, Clark County, IL, Clay County, IL, Coles County, IL, Crawford County, IL, Cumberland County, IL, Douglas County, IL, Edgar County, IL, Edwards County, IL, Effingham County, IL, Ford County, IL, Iroquois County, IL, Jasper County, IL, Lawrence County, IL, McLean County, IL, Moultrie County, IL, Piatt County, IL, Richland County, IL, Shelby County, IL, Vermilion County, IL, Wabash County, IL, Wayne County, IL, Adams County, IN, Allen County, IN, Bartholomew County, IN, Benton County, IN, Blackford County, IN, Boone County, IN, Brown County, IN, Carroll County, IN, Cass County, IN, Clay County, IN, Clinton County, IN, Daviess County, IN, Dearborn County, IN, Decatur County, IN, DeKalb County, IN, Delaware County, IN, Fayette County, IN, Fountain County, IN, Franklin County, IN, Fulton County, IN, Grant County, IN, Greene County, IN, Hamilton County, IN, Hancock County, IN, Hendricks County, IN, Henry County, IN, Howard County, IN, Huntington County, IN, Jackson County, IN, Jasper County, IN, Jay County, IN, Jennings County, IN, Johnson County, IN, Knox County, IN, Kosciusko County, IN, Lawrence County, IN, Madison County, IN, Marion County, IN, Martin County, IN, Miami County, IN, Monroe County, IN, Montgomery County, IN, Morgan County, IN, Newton County, IN, Owen County, IN, Parke County, IN, Pulaski County, IN, Putnam County, IN, Randolph County, IN, Ripley County, IN, Rush County, IN, Shelby County, IN, Sullivan County, IN, Tippecanoe County, IN, Tipton County, IN, Union County, IN, Vermillion County, IN, Vigo County, IN, Wabash County, IN, Warren County, IN, Wayne County, IN, Wells County, IN, White County, IN, Whitley County, IN

The radar

The Indianapolis radar (KIND), 90 km from the middle of the area, began a volume at 01:04 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

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

IssuedProductOfficeCountiesLasted
Jun 20, 8:47 PM CDTSevere Thunderstorm WarningILXMoultrie, Piatt43 min
Jun 20, 8:47 PM CDTSevere Thunderstorm WarningILXShelby43 min
Jun 20, 9:00 PM CDTSevere Thunderstorm WarningILXChampaign45 min
Jun 20, 9:10 PM CDTTornado WarningILXChampaign50 min
Jun 20, 9:29 PM CDTSevere Thunderstorm WarningILXColes, Douglas, Moultrie61 min
Jun 20, 9:39 PM CDTTornado WarningILXVermilion66 min
Jun 20, 9:54 PM CDTTornado WarningILXChampaign36 min
Jun 20, 10:08 PM CDTSevere Thunderstorm WarningILXChristian, Shelby67 min
Jun 20, 10:11 PM CDTSevere Thunderstorm WarningINDFountain, Warren49 min
Jun 20, 10:32 PM CDTSevere Thunderstorm WarningILXColes, Moultrie58 min
Jun 20, 10:38 PM CDTSevere Thunderstorm WarningINDFountain, Vermillion37 min
Jun 20, 10:50 PM CDTSevere Thunderstorm WarningILXClay, Effingham55 min
Jun 20, 11:28 PM CDTSevere Thunderstorm WarningILXCumberland, Jasper62 min
Jun 21, 12:00 AM CDTSevere Thunderstorm WarningILXClark60 min
Jun 21, 12:07 AM CDTSevere Thunderstorm WarningILXCrawford68 min
Jun 21, 12:10 AM CDTSevere Thunderstorm WarningILXClay, Richland65 min
Jun 21, 12:23 AM CDTSevere Thunderstorm WarningILXLawrence67 min
Jun 21, 12:55 AM CDTSevere Thunderstorm WarningINDKnox35 min

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 1.0 hours before the alert went out and 115 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, Lincoln, IL at 00:00Z on 2000-06-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 831 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, Lincoln, IL at 00:00Z on 2000-06-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 216 square meters per square second.19395878Sfc1 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
831 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
828 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
216 m²/s²
0-3 km storm-relative helicity
287 m²/s²
Significant tornado parameter
1.0
Supercell composite
15.3

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, 2000Severe Thunderstorm Watches in Illinois, 2000Every severe thunderstorm watch in 2000

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.