Alert archive / Indiana / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 19, NWS Northern Indiana
NWS Northern Indiana issued this severe thunderstorm warning at Jun 3, 1989, 10:55 AM EST for Blackford County, Indiana. It was in force for 35 min.
The area
The counties it named.
The facts
- Issued
- Jun 3, 1989, 10:55 AM EST (15:55 UTC)
- Expired
- Jun 3, 1989, 11:30 AM EST
- In force
- 35 min
- Issued by
- NWS Northern Indiana
- Area
- Whole counties
County Blackford County, IN
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Dayton/James M C, OH (KDAY), launched 12:00Z, 3.9 hours before the alert went out and 115 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
- 370 J/kg
- Mixed-layer CIN
- -30 J/kg
- Mixed-layer LCL
- 860 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 76 m²/s²
- 0-3 km storm-relative helicity
- 93 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 3, 9:12 AM EST, 1 hour 43 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE SOUTH BEND IN 905 AM EST SAT JUN 3 1989 ...STRONG THUNDERSTORMS OVER NORTHERN INDIANA AND SOUTHWESTERN LOWER MICHIGAN... AT 900 AM EST...RADAR INDICATED STRONG THUNDERSTORMS FROM SOUTHERN LAKE MICHIGAN ACROSS BERRIEN COUNTY OF SOUTHWESTERN LOWER MICHIGAN SOUTHWARD ACROSS EASTERN LA PORTE COUNTY AND STARKE COUNTY IN NORTHERN INDIANA. RADAR INDICATED A BOW ECHO INDICATIVE VERY STRONG WINDS ENTERING SOUTHERN ST. JOSEPH COUNTY INDIANA. PEOPLE IN WALKERTON INDIANA...20 MILES SOUTHWEST OF SOUTH BEND SHOULD BE PREPARED FOR VERY STRONG WIND GUSTS AS THE LINE OF THUNDERSTORMS PASS THROUGH. THE LINE OF THUNDERSTORMS WILL PRODUCE GUSTY WINDS...iHEAVY RAIN... POSSIBLE SOME SMALL HAIL...AND DANGEROUS LIGHTNING. MOVEMENT OF THE LINE OF STORMS IS EAST AT 35 MILES AN HOUR. MONTE WHEELER
Special weather statement, Jun 3, 10:00 AM EST, 55 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE FORT WAYNE IN 1000 AM EST SAT JUN 3 1989 ...STRONG THUNDERSTORMS IN NORTHEAST INDIANA... AT 1000 AM EST A LINE OF STRONG THUNDERSTORMS WERE LOCATED FROM WEST OF A LINE FROM SOUTH BEND INDIANA TO 20 MILE SOUTH OF MARION INDIANA. THEY WERE MOVING NORTHEAST AT 30 MPH. BY 1100 AM EST THIS LINE OF STRONG THUNDERSTORMS WILL BE LOCATED FROM 40 MILES EAST OF SOUTH BEND TO 10 MILES EAST OF FORT WAYNE TO 30 MILES SOUTHEAST OF MARION INDIANA. THE STORMS HAVE DANGEROUS LIGHTNING AND BRIEF HEAVY RAINFALL. HAIL HAIL AND STRONG GUSTY WINDS ARE LIKELY. SOME FLOODING OF SMALL STREAMS ...DRAINAGE DITCHES AND LOW LYING AREAS IS POSSIBLE. WITSAMAN
The office that day
Everything else NWS Northern Indiana issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 3, 10:11 AM EST | Severe Thunderstorm Warning | IWX | Grant | 64 min |
| Jun 3, 11:43 AM EST | Flash Flood Warning | IWX | Allen | 3 hr |
| Jun 3, 11:54 AM EST | Flash Flood Warning | IWX | DeKalb | 2 hr |
| Jun 3, 12:33 PM EST | Flash Flood Warning | IWX | Huntington | 2 hr |
| Jun 3, 1:10 PM EST | Flash Flood Warning | IWX | Whitley | 3 hr |
| Jun 3, 2:01 PM EST | Flash Flood Warning | IWX | Allen, Huntington | 3 hr |
| Jun 3, 2:13 PM EST | Flash Flood Warning | IWX | Adams, Wells | 3 hr |
| Jun 3, 2:13 PM EST | Flash Flood Warning | IWX | Blackford, Grant | 3 hr |
| Jun 3, 2:57 PM EST | Flash Flood Warning | IWX | Jay | 3 hr |
| Jun 3, 5:13 PM EST | Flash Flood Warning | IWX | Allen, Grant, Huntington, Wabash, Wells, Whitley | 3 hr |
| Jun 3, 5:13 PM EST | Flash Flood Warning | IWX | DeKalb | 3 hr |
| Jun 3, 5:13 PM EST | Flash Flood Warning | IWX | Adams | 3 hr |
| Jun 3, 1:26 PM EST | Flash Flood Warning | IWX | Defiance, Paulding | 3 hr |
| Jun 3, 5:13 PM EST | Flash Flood Warning | IWX | Paulding | 3 hr |
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; the sounding from the Mesonet's radiosonde archive.