Alert archive / Indiana / Severe Thunderstorm Warnings in 2001
Severe Thunderstorm Warning 21, NWS Chicago, IL
NWS Chicago, IL issued this severe thunderstorm warning at Jun 12, 2001, 12:59 AM CDT for Newton County, Indiana. It was in force for 31 min. 1 report came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Jun 12, 2001, 12:59 AM CDT (05:59 UTC)
- Expired
- Jun 12, 2001, 1:30 AM CDT
- In force
- 31 min
- Issued by
- NWS Chicago, IL
- Area
- Whole counties
County Newton County, IN
The radar
The Chicago radar (KLOT), 92 km from the middle of the area, began a volume at 05:59 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 12, 1:25 AM CDT | Thunderstorm Wind 50 E | Countywide, IN |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 11, 10:30 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 6.0 hours before the alert went out and 136 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
- 3690 J/kg
- Mixed-layer CIN
- -13 J/kg
- Mixed-layer LCL
- 1398 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 32 m²/s²
- 0-3 km storm-relative helicity
- 65 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 5.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS53 KLOT 120602 SVRCHI ILC031-197-INC073-089-111-127-120630- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CHICAGO IL 1259 AM CDT TUE JUN 12 2001 THE NATIONAL WEATHER SERVICE IN CHICAGO HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHERN COOK COUNTY IN NORTHEAST ILLINOIS EASTERN WILL COUNTY IN NORTHEAST ILLINOIS NORTHERN JASPER COUNTY IN NORTHWEST INDIANA LAKE COUNTY IN NORTHWEST INDIANA NORTHERN NEWTON COUNTY IN NORTHWEST INDIANA PORTER COUNTY IN NORTHWEST INDIANA * UNTIL 130 AM CDT * AT 1259 AM CDT...A LINE OF SEVERE THUNDERSTORMS WAS REPORTED FROM 11 MILES SOUTHEAST OF VALPARAISO TO 3 MILES WEST OF MOKENA...MOVING SOUTH AT 45 MPH. AT 1259 AM CDT LOCAL LAW ENFORCEMENT REPORTED WIND DAMAGE IN HIGHLAND INDIANA IN LAKE COUNTY. THE SEVERE THUNDERSTORMS ARE CAPABLE OF PRODUCING DAMAGING WINDS GREATER THAN 60 MILES AN HOUR. VERY FREQUENT AND DEADLY CLOUD TO GROUND LIGHTNING. THIS STORM HAS A HISTORY OF DAMAGING WINDS/LARGE HAIL. & NNNN
The office that day
Everything else NWS Chicago, IL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 12:28 AM CDT | Severe Thunderstorm Warning | LOT | Lake | 32 min |
| Jun 12, 12:28 AM CDT | Severe Thunderstorm Warning | LOT | Porter | 32 min |
| Jun 12, 12:59 AM CDT | Severe Thunderstorm Warning | LOT | Lake | 31 min |
| Jun 12, 12:59 AM CDT | Severe Thunderstorm Warning | LOT | Jasper, Porter | 31 min |
Nearby
Severe Thunderstorm Warnings in Indiana, 2001Every severe thunderstorm warning 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.