Alert archive / Indiana / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 68, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 1, 1989, 2:43 PM EST for Tippecanoe County, Indiana. It was in force for 47 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 1, 1989, 2:43 PM EST (19:43 UTC)
- Expired
- Jun 1, 1989, 3:30 PM EST
- In force
- 47 min
- Issued by
- NWS Indianapolis, IN
- Area
- Whole counties
County Tippecanoe County, IN
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 1, 3:10 PM EST | Hail 1.5 | Tippecanoe, 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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.
The nearest sounding before it
Peoria Regional, IL (KPIA), launched 12:00Z, 7.7 hours before the alert went out and 231 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
- 1726 J/kg
- Mixed-layer CIN
- -22 J/kg
- Mixed-layer LCL
- 784 m above ground
- 0-6 km bulk shear
- 40 kt
- 0-1 km storm-relative helicity
- 19 m²/s²
- 0-3 km storm-relative helicity
- 43 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 0.5
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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
Special weather statement, Jun 1, 1:27 PM EST, 1 hour 16 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 125 PM EST THU JUN 1 1989 ...VERY STRONG THUNDERSTORMS IN CENTRAL INDIANA... AT 120 PM...VERY STRONG THUNDERSTRORMS WERE 40 MILES NORTH OF INDIANAPOLIS...AROUND AND JUST NORTH OF FRANKFORT. THE STORMS WERE EAST AND WILL BE PASSING BETWEEN KOKOMO AND TIPTON BY 215PM. THE STORMS WILL HAVE DANGEROUS LIGHTNIGHT AND HEAVY RAIN. HAIL AND STRONG GUSTY WINDS ARE LIKELY. OTHER STORMS WERE WIDELY SCATTERED OVER CENTRAL INDIANA AND MOVING EAST. DS
The office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 1, 7:10 AM EST | Severe Thunderstorm Warning | IND | Saint Joseph | 35 min |
| Jun 1, 8:22 AM EST | Flash Flood Warning | IND | Elkhart | 3 hr |
| Jun 1, 9:00 AM EST | Flash Flood Warning | IND | Saint Joseph | 3 hr |
| Jun 1, 1:48 PM EST | Severe Thunderstorm Warning | IND | Howard, Tipton | 27 min |
| Jun 1, 2:22 PM EST | Severe Thunderstorm Warning | IND | Madison | 53 min |
| Jun 1, 3:25 PM EST | Severe Thunderstorm Warning | IND | Delaware | 35 min |
| Jun 1, 5:00 PM EST | Severe Thunderstorm Warning | IND | Montgomery | 30 min |
| Jun 1, 5:16 PM EST | Severe Thunderstorm Warning | IND | Boone | 44 min |
| Jun 1, 5:18 PM EST | Severe Thunderstorm Warning | IND | Posey | 42 min |
| Jun 1, 6:13 PM EST | Severe Thunderstorm Warning | IND | Warrick | 43 min |
| Jun 1, 6:13 PM EST | Severe Thunderstorm Warning | IND | Vanderburgh | 18 min |
| Jun 1, 6:24 PM EST | Severe Thunderstorm Warning | IND | Madison | 31 min |
| Jun 1, 6:27 PM EST | Severe Thunderstorm Warning | IND | Clay | 33 min |
| Jun 1, 3:55 PM EST | Severe Thunderstorm Warning | IND | Edwards | 25 min |
Nearby
Severe Thunderstorm Warnings in Indiana, 1989Every severe thunderstorm warning in 1989
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.