Alert archive / Indiana / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 153, NWS Louisville, KY
NWS Louisville, KY issued this severe thunderstorm warning at Jul 27, 1997, 6:20 PM EST for Washington County, Indiana. It was in force for 55 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
- Jul 27, 1997, 6:20 PM EST (23:20 UTC)
- Expired
- Jul 27, 1997, 7:15 PM EST
- In force
- 55 min
- Issued by
- NWS Louisville, KY
- Area
- Whole counties
County Washington County, IN
The radar
The Louisville radar (KLVX), 71 km from the middle of the area, began a volume at 23:20 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 27, 6:30 PM EST | Thunderstorm Wind 50 | Salem, IN | County sheriff reported several trees down. |
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.
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 12:00Z, 11.3 hours before the alert went out and 219 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
- 2569 J/kg
- Mixed-layer CIN
- -72 J/kg
- Mixed-layer LCL
- 889 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 148 m²/s²
- 0-3 km storm-relative helicity
- 133 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 9.5
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, Jul 27, 2:31 PM EST, 3 hours 49 minutes before
KENTUCKY AND SOUTH-CENTRAL INDIANA SEVERE WESTHER OUTLOOK NATIONAL WEATHER SERVICE LOUISVILLE KY 331 PM EDT SUN JUL 27 1997 KYZ029>044-049>052-089>100-104-INZ076>079-083-084-090>092-280830- ANDERSON-BATH-BOONE-BOURBON-BRACKEN-BULLITT-CAMPBELL-CARROLL- CLARK IN-CLARK-CRAWFORD IN-DUBOIS IN-ELLIOTT-FAYETTE-FLEMING- FLOYD IN-FRANKLIN-GALLATIN-GRANT-HARRISON IN-HARRISON-HENRY- JEFFERSON IN-JEFFERSON-KENTON-LEWIS-MASON-MONTGOMERY-NICHOLAS-OLDHAM- ORANGE IN-OWEN-PENDLETON-ROBERTSON-ROWAN-SCOTT IN-SCOTT-SHELBY- SPENCER-TRIMBLE-WASHINGTON IN-WOODFORD- INCLUDING THE CITIES OF...CORYDON...COVINGTON...CYNTHIANA... FRANKFORT...JASPER...LEXINGTON...LOUISVILLE...MAYSVILLE...MOREHEAD... NEW ALBANY...SCOTTSBURG...SHELBYVILLE...VERSAILLES...WINCHESTER 331 PM EDT/231 PM EST SUN JUL 27 1997 VERY HOT...HUMID AND UNSTABLE AIR IS IN PLACE ACROSS NORTHERN KENTUCKY AND SOUTH CENTRAL INDIANA. EXPECT SHOWERS AND THUNDERSTORMS TO CONTINUE TO DEVELOP IN THE AREA THIS EVENING AND TONIGHT. SOME OF THIS ACTIVITY COULD BECOME SEVERE. THE IS A CHANCE FOR SEVERE STORMS OVER NORTHERN KENTUCKY AND ADJACENT PORTIONS OF SOUTHERN INDIANA. THE BEST CHANCE OF ISOLATED SEVERE STORMS WILL BE ALONG AND TO THE NORTH OF A LINE FROM LOUISVILLE EAST THROUGH LEXINGTON AND ON EAST ACROSS SOUTHERN LAWRENCE COUNTY IN EXTREME EAST KENTUCKY. THE MAIN THREAT OF SEVERE WEATHER FROM ANY SEVERE STORMS THAT DO DEVELOP WOULD BE STRONG AND GUSTY DAMAGING WINDS AND POSSIBLE HEAVY RAIN.
Special weather statement, Jul 27, 2:32 PM EST, 3 hours 48 minutes before
KENTUCKY AND SOUTH-CENTRAL INDIANA SEVERE WESTHER OUTLOOK NATIONAL WEATHER SERVICE LOUISVILLE KY 331 PM EDT SUN JUL 27 1997 KYZ029>044-049>052-089>100-104-INZ076>079-083-084-090>092-280830- ANDERSON-BATH-BOONE-BOURBON-BRACKEN-BULLITT-CAMPBELL-CARROLL- CLARK IN-CLARK-CRAWFORD IN-DUBOIS IN-ELLIOTT-FAYETTE-FLEMING- FLOYD IN-FRANKLIN-GALLATIN-GRANT-HARRISON IN-HARRISON-HENRY- JEFFERSON IN-JEFFERSON-KENTON-LEWIS-MASON-MONTGOMERY-NICHOLAS-OLDHAM- ORANGE IN-OWEN-PENDLETON-ROBERTSON-ROWAN-SCOTT IN-SCOTT-SHELBY- SPENCER-TRIMBLE-WASHINGTON IN-WOODFORD- INCLUDING THE CITIES OF...CORYDON...COVINGTON...CYNTHIANA... FRANKFORT...JASPER...LEXINGTON...LOUISVILLE...MAYSVILLE...MOREHEAD... NEW ALBANY...SCOTTSBURG...SHELBYVILLE...VERSAILLES...WINCHESTER 331 PM EDT/231 PM EST SUN JUL 27 1997 VERY HOT...HUMID AND UNSTABLE AIR IS IN PLACE ACROSS NORTHERN KENTUCKY AND SOUTH CENTRAL INDIANA. EXPECT SHOWERS AND THUNDERSTORMS TO CONTINUE TO DEVELOP IN THE AREA THIS EVENING AND TONIGHT. SOME OF THIS ACTIVITY COULD BECOME SEVERE. THE IS A CHANCE FOR SEVERE STORMS OVER NORTHERN KENTUCKY AND ADJACENT PORTIONS OF SOUTHERN INDIANA. THE BEST CHANCE OF ISOLATED SEVERE STORMS WILL BE ALONG AND TO THE NORTH OF A LINE FROM LOUISVILLE EAST THROUGH LEXINGTON AND ON EAST ACROSS SOUTHERN LAWRENCE COUNTY IN EXTREME EAST KENTUCKY. THE MAIN THREAT OF SEVERE WEATHER FROM ANY SEVERE STORMS THAT DO DEVELOP WOULD BE STRONG AND GUSTY DAMAGING WINDS AND POSSIBLE HEAVY RAIN.
The office that day
Everything else NWS Louisville, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 27, 4:54 PM EST | Severe Thunderstorm Warning | LMK | Jefferson | 36 min |
Nearby
Severe Thunderstorm Warnings in Indiana, 1997Every severe thunderstorm warning in 1997
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; radar from the NEXRAD Level II archive.