Alert archive / Kentucky / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 160, NWS Louisville, KY
NWS Louisville, KY issued this severe thunderstorm warning at Jul 28, 1997, 3:20 PM CDT for Simpson County, Kentucky. 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
- Jul 28, 1997, 3:20 PM CDT (20:20 UTC)
- Expired
- Jul 28, 1997, 3:55 PM CDT
- In force
- 35 min
- Issued by
- NWS Louisville, KY
- Area
- Whole counties
County Simpson County, KY
The radar
The Nashville radar (KOHX), 55 km from the middle of the area, began a volume at 20:23 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 28, 3:35 PM CDT | Thunderstorm Wind 50 | Franklin, KY | Trees and power lines down in Franklin and other various spots across the county. |
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
Nashville Metro, TN (KBNA), launched 12:00Z, 8.3 hours before the alert went out and 68 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
- 3105 J/kg
- Mixed-layer CIN
- -41 J/kg
- Mixed-layer LCL
- 1167 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- -13 m²/s²
- 0-3 km storm-relative helicity
- 2 m²/s²
- Significant tornado parameter
- -0.1
- Supercell composite
- -0.4
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 28, 10:12 AM CDT, 5 hours 8 minutes before
KYZ023>034-038-045-046-053-054-063>065-089>100-INZ076>079-083-084- 089>092-282100- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE LOUISVILLE KY 11 AM EDT MON JUL 28 1997 THE STORM PREDICTION CENTER HAS INDICATED THREAT A SLIGHT RISK OF SEVERE THUNDERSTORMS EXISTS ACROSS SOUTHERN INDIANA AND ALL OF CENTRAL KENTUCKY THIS AFTERNOON AND EVENING. HOT...HUMID AND UNSTABLE AIR REMAINS IN PLACE ACROSS THE TWO STATE REGION. A COLD FRONT DROPPING SOUTHWARD INTO THE REGION THIS AFTERNOON AND NIGHT WILL ACT AS A TRIGGER FOR INCREASED THUNDERSTORM ACTIVITY... SOME OF WHICH COULD BECOME SEVERE. THE PRIMARY SEVERE WEATHER THREAT IS FOR DAMAGING WINDS IN THE STRONGER STORMS. SPOTTER ACTIVATION MAY BE NEEEDED LATER THIS AFTERNOON AND NIGHT.
Local storm report, Jul 28, 1:04 PM CDT, 2 hours 16 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KY
204 PM EDT MON JUL 28 1997
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0200 PM MODOC KY .75 INCH HAIL
07/28/97 CUMBERLAND REPORTED BY NWS SPOTTERLocal storm report, Jul 28, 1:05 PM CDT, 2 hours 15 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KY
204 PM EDT MON JUL 28 1997
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0200 PVM MODOC KY .75 INCH HAIL
07/28/97 CUMBERLAND REPORTED BY NWS SPOTTERLocal storm report, Jul 28, 1:47 PM CDT, 1 hour 33 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KY
247 PM EDT MON JUL 28 1997
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0205 PM KY WIND DAMAGE
07/28/97 CLINTON SEVERAL TREES DOWN ACROSS
THE COUNTY. REPORTED BY
COUNTY DISPATCH.Local storm report, Jul 28, 1:48 PM CDT, 1 hour 32 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KY
247 PM EDT MON JUL 28 1997
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0205 PM KY WIND DAMAGE
07/28/97 CLINTON SEVERAL TREES DOWN ACROSS
THE COUNTY. REPORTED BY
COUNTY DISPATCH.Local storm report, Jul 28, 3:11 PM CDT, 9 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KY
411 PM EDT MON JUL 28 1997
TIME(EDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0406 PM RUSSELLVILLE KY 1.75 INCH HAIL
07/28/97 LOGAN HAIL REPORTED WEST OF
RUSSELLVILLE ON HWY 68The office that day
Everything else NWS Louisville, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 27, 8:06 PM CDT | Tornado Warning | LMK | Jefferson | 24 min |
| Jul 28, 12:44 PM CDT | Severe Thunderstorm Warning | LMK | Clinton, Cumberland | 31 min |
| Jul 28, 1:17 PM CDT | Flash Flood Warning | LMK | Clinton, Cumberland | 63 min |
| Jul 28, 2:16 PM CDT | Severe Thunderstorm Warning | LMK | Cumberland, Metcalfe | 34 min |
| Jul 28, 2:29 PM CDT | Severe Thunderstorm Warning | LMK | Casey | 31 min |
| Jul 28, 2:59 PM CDT | Severe Thunderstorm Warning | LMK | Logan | 46 min |
| Jul 28, 3:06 PM CDT | Severe Thunderstorm Warning | LMK | Barren, Metcalfe | 49 min |
| Jul 28, 3:14 PM CDT | Severe Thunderstorm Warning | LMK | Green | 66 min |
| Jul 28, 3:43 PM CDT | Severe Thunderstorm Warning | LMK | Boyle, Mercer | 47 min |
| Jul 28, 3:55 PM CDT | Severe Thunderstorm Warning | LMK | Allen | 20 min |
| Jul 28, 6:50 PM CDT | Severe Thunderstorm Warning | LMK | Simpson, Warren | 45 min |
Nearby
Severe Thunderstorm Warnings in Kentucky, 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.