Alert archive / Indiana / Tornado Warnings in 1998
Tornado Warning 19, NWS Louisville, KY
NWS Louisville, KY issued this tornado warning at Apr 15, 1998, 9:07 PM EST for Orange County, Indiana. It was in force for 43 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 15, 1998, 9:07 PM EST (02:07 UTC)
- Expired
- Apr 15, 1998, 9:50 PM EST
- In force
- 43 min
- Issued by
- NWS Louisville, KY
- Area
- Whole counties
County Orange County, IN
The radar
The Louisville radar (KLVX), 79 km from the middle of the area, began a volume at 02:10 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.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 15, 8:45 PM EST | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 00:00Z, 2.1 hours before the alert went out and 253 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
- 835 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 137 m²/s²
- 0-3 km storm-relative helicity
- 283 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
784 WFUS1 KSDF 160208 RRA TORSDF INC117-160250- BULLETIN - IMMEDIATE BROADCAST REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE LOUISVILLE KY 1007 PM EDT WED APR 15 1998 * TORNADO WARNING FOR EXTREME NORTHERN ORANGE COUNTY - SOUTH CENTRAL INDIANA * UNTIL 950 PM EST (1050 PM EDT) * SOME LOCATIONS AFFECTED SCARLET BY 910 EST ORLEANS BY 930 PM EST * AT 9PM EST WEATHER SERVICE DOPPLER RADAR INDICATED A POSSIBLE TORNADO ON THE MARTIN/ORANGE COUNTY LINE OF SOUTHCENTRAL INDIANA... 50 MILES NORTHWEST OF LOUISVILLE. THE STORM WAS MOVING TO THE EAST AT 30 MPH. THIS IS A DANGEROUS SITUATION. IF YOU ARE IN THE PATH OF THIS TORNADO...SEEK SHELTER IMMEDIATELY IN A BASEMENT OR INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUILDING. ABANDON MOBILE HOMES. RNK
What forecasters said that day
The local office's own words before this tornado 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, Apr 15, 6:15 PM EST, 2 hours 52 minutes before
KYZ023>043-045>049-053>057-061>067-070>078-081-082-INZ076-079-083- 084-089>092-160830- CENTRAL KENTUCKY AND SOUTH-CENTRAL INDIANA SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE LOUISVILLE KY 715 PM EDT WED APR 15 1998 THE STORM PREDICTION CENTER HAS INDICATED THAT A HIGH RISK OF SEVERE THUNDERSTORMS EXISTS ACROSS ALL OF WESTERN AND A PORTION OF SOUTH CENTRAL KENTUCKY TONIGHT. ACROSS THE REMAINDER OF CENTRAL KENTUCKY AND SOUTH CENTRAL INDIANA...A MODERATE RISK OF SEVERE THUNDERSTORMS EXISTS. THIS IS A POTENTIALLY DANGEROUS WEATHER SITUATION WITH THE POSSIBILITY OF DAMAGING WINDS...LARGE HAIL AND TORNADOES ACROSS THE MODERATE AND HIGH RISK AREAS. WARM...MOIST AND UNSTABLE AIR LIES ACROSS CENTRAL KENTUCKY AND SOUTH CENTRAL INDIANA THIS EVENING. THIS UNSTABLE AIR MASS CONTINUES TO BE CONDUCIVE FOR THE DEVELOPMENT OF SEVERE WEATHER TONIGHT. < WITH MODERATE TO STRONG INSTABILITY AND DEEP LAYERED VERTICAL WIND SHEAR IN PLACE...SUPERCELL THUNDERSTORMS ARE LIKELY TO DEVELOP ACROSS PARTS OF MISSOURI...NORTHERN ARKANSAS...AND WESTERN PORTIONS OF KENTUCKY AND TENNESSEE WITHIN THE HIGH RISK AREA. THESE STORMS WILL THEN MOVE EAST ACROSS CENTRAL KENTUCKY AND SOUTH CENTRAL INDIANA TONIGHT. THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING DAMAGING WINDS...HAIL...DANGEROUS LIGHTNING AND POSSIBLE TORNADOES. THIS IS AN UPDATED OUTLOOK. STAY TUNED FOR ADDITIONAL STATEMENTS FROM THE NATIONAL WEATHER SERVICE OR MEDIA OUTLETS AS WEATHER CONDITIONS CHANGE. SEVERE WEATHER WATCHES AND WARNINGS MAY BE NEEDED LATER TONIGHT. SPOTTER ACTIVATION WILL BE NECESSARY TONIGHT ACROSS CENTRAL KENTUCKY AND SOUTH CENTRAL INDIANA. RNK
Special weather statement, Apr 15, 6:15 PM EST, 2 hours 52 minutes before
KYZ023>043-045>049-053>057-061>067-070>078-081-082-INZ076-079-083- 084-089>092-160830- CENTRAL KENTUCKY AND SOUTH-CENTRAL INDIANA SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE LOUISVILLE KY 715 PM EDT WED APR 15 1998 THE STORM PREDICTION CENTER HAS INDICATED THAT A HIGH RISK OF SEVERE THUNDERSTORMS EXISTS ACROSS ALL OF WESTERN AND A PORTION OF SOUTH CENTRAL KENTUCKY TONIGHT. ACROSS THE REMAINDER OF CENTRAL KENTUCKY AND SOUTH CENTRAL INDIANA...A MODERATE RISK OF SEVERE THUNDERSTORMS EXISTS. THIS IS A POTENTIALLY DANGEROUS WEATHER SITUATION WITH THE POSSIBILITY OF DAMAGING WINDS...LARGE HAIL AND TORNADOES ACROSS THE MODERATE AND HIGH RISK AREAS. WARM...MOIST AND UNSTABLE AIR LIES ACROSS CENTRAL KENTUCKY AND SOUTH CENTRAL INDIANA THIS EVENING. THIS UNSTABLE AIR MASS CONTINUES TO BE CONDUCIVE FOR THE DEVELOPMENT OF SEVERE WEATHER TONIGHT. < WITH MODERATE TO STRONG INSTABILITY AND DEEP LAYERED VERTICAL WIND SHEAR IN PLACE...SUPERCELL THUNDERSTORMS ARE LIKELY TO DEVELOP ACROSS PARTS OF MISSOURI...NORTHERN ARKANSAS...AND WESTERN PORTIONS OF KENTUCKY AND TENNESSEE WITHIN THE HIGH RISK AREA. THESE STORMS WILL THEN MOVE EAST ACROSS CENTRAL KENTUCKY AND SOUTH CENTRAL INDIANA TONIGHT. THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING DAMAGING WINDS...HAIL...DANGEROUS LIGHTNING AND POSSIBLE TORNADOES. THIS IS AN UPDATED OUTLOOK. STAY TUNED FOR ADDITIONAL STATEMENTS FROM THE NATIONAL WEATHER SERVICE OR MEDIA OUTLETS AS WEATHER CONDITIONS CHANGE. SEVERE WEATHER WATCHES AND WARNINGS MAY BE NEEDED LATER TONIGHT. SPOTTER ACTIVATION WILL BE NECESSARY TONIGHT ACROSS CENTRAL KENTUCKY AND SOUTH CENTRAL INDIANA. RNK
The office that day
Everything else NWS Louisville, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 16, 12:26 AM EST | Tornado Warning | LMK | Dubois | 34 min |
| Apr 16, 1:07 AM EST | Tornado Warning | LMK | Orange | 23 min |
| Apr 16, 1:30 AM EST | Severe Thunderstorm Warning | LMK | Crawford | 30 min |
| Apr 16, 1:41 AM EST | Severe Thunderstorm Warning | LMK | Harrison, Washington | 34 min |
Nearby
Tornado Warnings in Indiana, 1998Every tornado warning in 1998Tornadoes 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.