Alert archive / Kentucky / Severe Thunderstorm Warnings in 1989
Severe Thunderstorm Warning 48, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at May 20, 1989, 1:05 AM CDT for Logan County, Simpson County, Todd County, Kentucky. It was in force for 30 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
- May 20, 1989, 1:05 AM CDT (06:05 UTC)
- Expired
- May 20, 1989, 1:35 AM CDT
- In force
- 30 min
- Issued by
- NWS Indianapolis, IN
- Area
- Whole counties
Counties Logan County, KY, Simpson County, KY, Todd County, KY
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 |
|---|---|---|---|
| May 20, 1:15 AM CDT | Thunderstorm Wind 0 | Logan, KY |
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
Nashville Metro, TN (KBNA), launched 00:00Z, 6.1 hours before the alert went out and 80 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
- 999 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 1198 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 210 m²/s²
- 0-3 km storm-relative helicity
- 414 m²/s²
- Significant tornado parameter
- 1.4
- Supercell composite
- 6.5
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, May 19, 7:54 PM CDT, 5 hours 11 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 752 PM EST FRI MAY 19 1989 AT 745 PM EST...A NARROW LINE OF VERY STRONG THUNDERSTORMS 10 MILES WIDE EXTENDED FROM 10 MILES SOUTHWEST OF KOKOMO TO 20 MILES NORTHWEST OF INDIANAPOLIS. OTHER STRONG THUNDERSTORMS WERE NEAR FRANKLIN OR 20 MILES SOUTH OF INDIANAPOLIS...AND 20 MILES SOUTHEAST OF BLOOMINGTON. THE THUNDERSTORMS WERE MOVING NORTHEAST AT 35 MILES AN HOUR. THE LINE OF THUNDERSTORMS WILL MOVE TO GREENTOWN...TIPTON...SHERIDAN AND ZIONSVILLE AREAS BY 830 PM EST. OTHER STRONG STORMS WILL REACH THE VINCINITY OF SHELBYVILLE AND BETWEEN BROWNSTOWN AND SEYMOUR ALSO BY 830 PM. THE STRONGER THUNDERSTORMS WILL BE CAPABLE OF PRODUCING SMALL HAIL... DANGEROUS LIGHTNING...VERY HEAVY RAIN...AND WIND GUSTS THAT MAY BE CAPABLE OF BLOWING DOWN SOME SMALL TREE LIMBS. PERSONS SHOULD LISTEN TO THIS SAME SOURCE FOR LATER STATEMENTS AND POSSIBLE WARNINGS. STEIGERWALDT
Special weather statement, May 19, 8:26 PM CDT, 4 hours 39 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE INDIANAPOLIS IN 825 PM EST FRI MAY 19 1989 SHOWERS AND A FEW STRONG THUNDERSTORMS WITH HEAVY RAIN WERE SCATTERED THROUGHOUT CENTRAL AND SOUTHERN INDIANA. ONE NARROW BAND OF STORMS WAS FROM 10 MILES NORTHWEST OF KOKOMO TO 20 MILES NORTHWEST OF INDIANAPOLIS TO 25 MILES WEST OF INDIANAPOLIS NEAR ROACHDALE. ANOTHER NARROW BAND OF STORMS WAS FROM GREENFIELD TO COLUMBUS. OTHER STORMS WERE WEST AND SOUTH OF BLOOMINGTON TO SEYMOUR AND SOUTH TO THE OHIO RIVER. THE PRECIPITATION WAS MOVING NORTHEAST AT 30 MPH. SEVERAL FUNNEL CLOUDS AND SMALL TORNADOES HAVE OCCURED IN SOUTHERN INDIANA THIS EVENING BUT NO SEVERE WEATHER HAS BEEN REPORTED IN CENTRAL INDIANA BETWEEEN 630 AND 820 PM. IF THREATENING WEATHER OR FUNNEL CLOUDS ARE SIGHTED GET TO THE BASEMENT OR INTERIOR PART OF A HOME OR BUILDING. SMALL SHORT LIVED TORNADOES AND FUNNEL CLOUDS ARE NEARLY IMPOSSIBLE TO DETECT ON RADAR. PLEASE REPORT SEVERE WEATHER TO THE NEAREAST LAW ENFORCEMENT AGENCY FOR REALY TO THE WEATHER SERVICE. ALLSOPP
Local storm report, May 19, 8:43 PM CDT, 4 hours 22 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
840 PM EST FRI MAY 19 1989
604 PM EST A SMALL TORNADO TOUCHED DOWN 7 MILES WEST OF SPENCER IN
OWEN COUNTY ON STATE ROAD 46. A HOUSE TRAILER WAS
OVERTURNED...A FEW TREES WERE UPROOTED AND POWER LINES
WERE DOWNED. THE DAMAGE WAS ISOLATED ON A HILLTOP.
REPORTED BY OWEN COUNTY SHERIFFS DEPARTMENT.
ALLSOPPThe office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 19, 7:17 PM CDT | Tornado Warning | IND | Vanderburgh, Warrick | 28 min |
| May 19, 7:40 PM CDT | Tornado Warning | IND | Gibson | 50 min |
| May 19, 7:59 PM CDT | Severe Thunderstorm Warning | IND | Dubois, Pike | 46 min |
| May 19, 7:59 PM CDT | Severe Thunderstorm Warning | IND | Perry, Spencer | 46 min |
| May 19, 7:27 PM CDT | Tornado Warning | IND | Daviess, Hancock | 33 min |
| May 19, 8:30 PM CDT | Severe Thunderstorm Warning | IND | Daviess, Henderson, Union | 45 min |
| May 19, 8:30 PM CDT | Severe Thunderstorm Warning | IND | Hancock | 45 min |
| May 19, 9:23 PM CDT | Severe Thunderstorm Warning | IND | Daviess, Hancock | 52 min |
| May 19, 9:37 PM CDT | Tornado Warning | IND | Daviess, Hancock | 38 min |
Nearby
Severe Thunderstorm Warnings in Kentucky, 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.