Alert archive / Indiana / Severe Thunderstorm Watches in 2001
Severe Thunderstorm Watch 95
The Storm Prediction Center issued this severe thunderstorm watch at Apr 6, 2001, 12:15 PM CDT for 18 counties in Illinois; 39 counties in Indiana. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- Apr 6, 2001, 12:15 PM CDT (17:15 UTC)
- Expired
- Apr 6, 2001, 6:00 PM CDT
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
All 57 counties
Champaign County, IL, DeWitt County, IL, Douglas County, IL, Edgar County, IL, Ford County, IL, Grundy County, IL, Iroquois County, IL, Kankakee County, IL, Livingston County, IL, Logan County, IL, Macon County, IL, Marshall County, IL, McLean County, IL, Moultrie County, IL, Piatt County, IL, Putnam County, IL, Vermilion County, IL, Woodford County, IL, Allen County, IN, Benton County, IN, Blackford County, IN, Boone County, IN, Carroll County, IN, Cass County, IN, Clinton County, IN, Delaware County, IN, Fayette County, IN, Fountain County, IN, Fulton County, IN, Grant County, IN, Hamilton County, IN, Hancock County, IN, Hendricks County, IN, Henry County, IN, Howard County, IN, Huntington County, IN, Jasper County, IN, Johnson County, IN, Madison County, IN, Marion County, IN, Miami County, IN, Montgomery County, IN, Morgan County, IN, Newton County, IN, Parke County, IN, Pulaski County, IN, Putnam County, IN, Rush County, IN, Shelby County, IN, Tippecanoe County, IN, Tipton County, IN, Vermillion County, IN, Wabash County, IN, Warren County, IN, Wells County, IN, White County, IN, Whitley County, IN
The radar
The Chicago radar (KLOT), 120 km from the middle of the area, began a volume at 17:18 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
13 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 6, 12:29 PM CDT | Severe Thunderstorm Warning | LOT | Livingston | 46 min |
| Apr 6, 12:41 PM CDT | Severe Thunderstorm Warning | ILX | McLean | 49 min |
| Apr 6, 1:25 PM CDT | Severe Thunderstorm Warning | LOT | Ford | 35 min |
| Apr 6, 1:40 PM CDT | Severe Thunderstorm Warning | ILX | Champaign | 50 min |
| Apr 6, 2:04 PM CDT | Severe Thunderstorm Warning | ILX | Vermilion | 56 min |
| Apr 6, 2:34 PM CDT | Severe Thunderstorm Warning | IND | Fountain, Warren | 41 min |
| Apr 6, 3:10 PM CDT | Severe Thunderstorm Warning | IND | Montgomery, Parke | 50 min |
| Apr 6, 3:22 PM CDT | Severe Thunderstorm Warning | IND | Fountain | 23 min |
| Apr 6, 3:43 PM CDT | Severe Thunderstorm Warning | IND | Putnam | 32 min |
| Apr 6, 4:17 PM CDT | Severe Thunderstorm Warning | IND | Putnam | 13 min |
| Apr 6, 4:21 PM CDT | Severe Thunderstorm Warning | IND | Hendricks, Morgan | 24 min |
| Apr 6, 4:31 PM CDT | Severe Thunderstorm Warning | IND | Putnam | 29 min |
| Apr 6, 4:43 PM CDT | Severe Thunderstorm Warning | IND | Morgan | 47 min |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 5.3 hours before the alert went out and 87 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
- 903 J/kg
- Mixed-layer CIN
- -37 J/kg
- Mixed-layer LCL
- 687 m above ground
- 0-6 km bulk shear
- 48 kt
- 0-1 km storm-relative helicity
- 154 m²/s²
- 0-3 km storm-relative helicity
- 151 m²/s²
- Significant tornado parameter
- 0.7
- Supercell composite
- 3.4
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 Illinois, 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.