Alert archive / Indiana / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 68, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 12, 1998, 6:36 PM EST for Vigo County, Indiana. It was in force for 49 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, 1998, 6:36 PM EST (23:36 UTC)
- Expired
- Jun 12, 1998, 7:25 PM EST
- In force
- 49 min
- Issued by
- NWS Indianapolis, IN
- Area
- Whole counties
County Vigo County, IN
The radar
The Indianapolis radar (KIND), 100 km from the middle of the area, began a volume at 23:39 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, 6:36 PM EST | Thunderstorm Wind 61 | Terre Haute, IN | Thunderstorm winds to 70 mph blew down several dozen trees and numerous power lines in the Terre Haute area. |
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 12, 2:45 PM EST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 12:00Z, 11.6 hours before the alert went out and 131 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
- 538 J/kg
- Mixed-layer CIN
- -80 J/kg
- Mixed-layer LCL
- 1016 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 105 m²/s²
- 0-3 km storm-relative helicity
- 129 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 2.3
The text
As transmitted, in the capitals the NWS used until 2016.
611 WUUS1 KIND 122336 RRA SVRIND INC167-130025- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE INDIANAPOLIS IN 636 PM EST FRI JUN 12 1998 THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... VIGO COUNTY IN WEST CENTRAL INDIANA * UNTIL 725 PM EST * AT 635 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM NEAR TERRE HAUTE... MOVING SOUTHEAST AT 30 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... TERRE HAUTE BY 640 PM RILEY BY 650 PM CLOVERLAND BY 650 PM GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS A TORNADO WATCH IS IN EFFECT. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. EDDY
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Local storm report, Jun 12, 5:40 PM EST, 56 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
540 PM EST FRI JUN 12 1998
TIME(EST) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0445 PM BATTLEGROUND IN WIND DAMAGE
06/12/98 TIPPECANOE SEVERAL TREES DOWN
0520 PM FLORA IN WIND DAMAGE
06/11/98 CARROLL COUPLE OF TREES DOWN
DRTLocal storm report, Jun 12, 5:40 PM EST, 56 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
540 PM EST FRI JUN 12 1998
TIME(EST) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0445 PM BATTLEGROUND IN WIND DAMAGE
06/12/98 TIPPECANOE SEVERAL TREES DOWN
0520 PM FLORA IN WIND DAMAGE
06/11/98 CARROLL COUPLE OF TREES DOWN
DRTThe office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 11, 7:04 PM EST | Tornado Warning | IND | Howard | 51 min |
| Jun 11, 7:19 PM EST | Tornado Warning | IND | Randolph | 61 min |
| Jun 11, 7:31 PM EST | Severe Thunderstorm Warning | IND | Greene, Lawrence, Martin | 49 min |
| Jun 11, 7:31 PM EST | Severe Thunderstorm Warning | IND | Daviess | 49 min |
| Jun 11, 7:49 PM EST | Tornado Warning | IND | Madison | 36 min |
| Jun 11, 7:53 PM EST | Tornado Warning | IND | Hendricks, Marion | 47 min |
| Jun 11, 8:09 PM EST | Tornado Warning | IND | Hamilton | 46 min |
| Jun 11, 8:25 PM EST | Tornado Warning | IND | Howard | 30 min |
| Jun 11, 8:29 PM EST | Tornado Warning | IND | Tipton | 31 min |
| Jun 11, 8:51 PM EST | Severe Thunderstorm Warning | IND | Jackson | 34 min |
| Jun 11, 9:23 PM EST | Severe Thunderstorm Warning | IND | Randolph | 32 min |
| Jun 12, 4:01 PM EST | Flash Flood Warning | IND | Carroll, Tippecanoe | 3 hr |
| Jun 12, 4:01 PM EST | Flash Flood Warning | IND | Fountain, Warren | 3 hr |
| Jun 12, 4:33 PM EST | Severe Thunderstorm Warning | IND | Tippecanoe | 47 min |
| Jun 12, 4:55 PM EST | Severe Thunderstorm Warning | IND | Carroll | 45 min |
| Jun 12, 4:59 PM EST | Flash Flood Warning | IND | Clinton, Howard | 4 hr |
| Jun 12, 4:59 PM EST | Flash Flood Warning | IND | Montgomery | 4 hr |
| Jun 12, 5:17 PM EST | Tornado Warning | IND | Howard | 48 min |
| Jun 12, 6:13 PM EST | Severe Thunderstorm Warning | IND | Boone, Hendricks | 47 min |
| Jun 12, 6:17 PM EST | Severe Thunderstorm Warning | IND | Marion | 48 min |
| Jun 12, 6:32 PM EST | Severe Thunderstorm Warning | IND | Delaware, Madison | 33 min |
| Jun 12, 6:45 PM EST | Severe Thunderstorm Warning | IND | Hancock | 50 min |
| Jun 12, 6:49 PM EST | Severe Thunderstorm Warning | IND | Clay | 36 min |
| Jun 12, 6:58 PM EST | Severe Thunderstorm Warning | IND | Henry | 32 min |
Nearby
Severe Thunderstorm Warnings in Indiana, 1998Every severe thunderstorm warning in 1998
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.