Alert archive / Indiana / Severe Thunderstorm Watches in 2002
Severe Thunderstorm Watch 265
The Storm Prediction Center issued this severe thunderstorm watch at May 9, 2002, 2:30 AM CDT for 15 counties in Illinois; 43 counties in Indiana. It was in force for 6 hr.
The area
The outline as issued.
The facts
- Issued
- May 9, 2002, 2:30 AM CDT (07:30 UTC)
- Expired
- May 9, 2002, 8:00 AM CDT
- In force
- 6 hr
- Issued by
- the Storm Prediction Center
All 58 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, Effingham County, IL, Iroquois County, IL, Jasper County, IL, Kankakee County, IL, Lawrence County, IL, Richland County, IL, Vermilion County, IL, Benton County, IN, Boone County, IN, Brown County, IN, Carroll County, IN, Cass County, IN, Clay County, IN, Clinton County, IN, Daviess County, IN, Fountain County, IN, Fulton County, IN, Grant County, IN, Greene County, IN, Hamilton County, IN, Hendricks County, IN, Howard County, IN, Huntington County, IN, Jasper 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, Starke County, IN, Sullivan County, IN, Tippecanoe County, IN, Tipton County, IN, Vermillion County, IN, Vigo County, IN, Wabash County, IN, Warren County, IN, White County, IN, Whitley County, IN
The radar
The Indianapolis radar (KIND), 104 km from the middle of the area, began a volume at 07:34 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
7 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 9, 2:31 AM CDT | Severe Thunderstorm Warning | ILX | Effingham | 44 min |
| May 9, 2:42 AM CDT | Severe Thunderstorm Warning | ILX | Cumberland | 63 min |
| May 9, 2:52 AM CDT | Severe Thunderstorm Warning | ILX | Vermilion | 53 min |
| May 9, 3:05 AM CDT | Severe Thunderstorm Warning | ILX | Cumberland | 40 min |
| May 9, 3:14 AM CDT | Severe Thunderstorm Warning | ILX | Clark, Crawford, Edgar, Jasper | 61 min |
| May 9, 3:39 AM CDT | Flash Flood Warning | IND | Clay, Parke, Sullivan, Vermillion, Vigo | 3 hr |
| May 9, 3:41 AM CDT | Flash Flood Warning | IND | Clay, Parke, Sullivan, Vermillion, Vigo | 4 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 7.5 hours before the alert went out and 106 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
- 1076 J/kg
- Mixed-layer CIN
- -41 J/kg
- Mixed-layer LCL
- 1020 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 175 m²/s²
- 0-3 km storm-relative helicity
- 229 m²/s²
- Significant tornado parameter
- 1.2
- Supercell composite
- 9.2
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 8, 8:30 PM CDT | Severe Thunderstorm Watch | SPC | Adams, Brown, Calhoun, Cass, Greene, Jersey and 6 more | 6 hr |
| May 8, 9:00 PM CDT | Severe Thunderstorm Watch | SPC | Hancock, Henderson, Jo Daviess, McDonough, Mercer, Rock Island and 1 more | 5 hr |
| May 8, 11:30 PM CDT | Severe Thunderstorm Watch | SPC | Champaign, DeWitt, Douglas, Edgar, Ford, Iroquois and 12 more | 5 hr |
Nearby
Severe Thunderstorm Watches in Indiana, 2002Severe Thunderstorm Watches in Illinois, 2002Every severe thunderstorm watch in 2002
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.