Alert archive / Indiana / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 65, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 1, 1989, 7:10 AM EST for Saint Joseph County, Indiana. It was in force for 35 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, 7:10 AM EST (12:10 UTC)
- Expired
- Jun 1, 1989, 7:45 AM EST
- In force
- 35 min
- Issued by
- NWS Indianapolis, IN
- Area
- Whole counties
County Saint Joseph 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, 7:20 AM EST | Thunderstorm Wind 58 | St. Joseph, 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
Dayton/James M C, OH (KDAY), launched 12:00Z, 0.2 hours before the alert went out and 260 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- NaN m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 72 m²/s²
- 0-3 km storm-relative helicity
- 49 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.9
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, 5:22 AM EST, 1 hour 48 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 520 AM EST THU JUN 1 1989 A FEW SEVERE THUNDERSTORMS ARE POSSIBLE OVER PART OF NORTHERN INDIANA TODAY...AND OVER CENTRAL AND SOUTHER\N INDIANA TONIGHT. HENDRICKSON
The office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| 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, 2:43 PM EST | Severe Thunderstorm Warning | IND | Tippecanoe | 47 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.