Alert archive / Kentucky / Severe Thunderstorm Warnings in 1999
Severe Thunderstorm Warning 2, NWS Louisville, KY
NWS Louisville, KY issued this severe thunderstorm warning at Jan 17, 1999, 7:56 PM CST for Ohio County, Kentucky. It was in force for 29 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
- Jan 17, 1999, 7:56 PM CST (01:56 UTC)
- Expired
- Jan 17, 1999, 8:25 PM CST
- In force
- 29 min
- Issued by
- NWS Louisville, KY
- Area
- Whole counties
County Ohio County, KY
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jan 17, 8:10 PM CST | Thunderstorm Wind 50 | Hartford, KY | Large trees down across 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jan 17, 6:30 PM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 00:00Z, 1.9 hours before the alert went out and 152 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
- 687 J/kg
- Mixed-layer CIN
- -48 J/kg
- Mixed-layer LCL
- 598 m above ground
- 0-6 km bulk shear
- 53 kt
- 0-1 km storm-relative helicity
- 352 m²/s²
- 0-3 km storm-relative helicity
- 343 m²/s²
- Significant tornado parameter
- 1.4
- Supercell composite
- 7.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KSDF 180158 RRA SVRSDF KYC183-180225- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE LOUISVILLE KY 856 PM EST (756 PM CST) SUN JAN 17 1999 THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... OHIO COUNTY IN NORTHWESTERN KENTUCKY * UNTIL 825 PM CST (925 PM EST) * AT 755 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS 10 MILES SOUTHWEST OF HARTFORD...35 MILES NORTHWEST OF BOWLING GREEN... MOVING NORTHEAST AT 50 MPH. THIS LINE OF STORMS WILL PRODUCE LARGE HAIL AND DAMAGING WINDS. * THE LINE OF SEVERE THUNDERSTORMS WILL BE NEAR... HARTFORD BY 805 PM CST DUNDEE BY 810 PM CST GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS! A TORNADO WATCH IS IN EFFECT. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. REC/RNK
The office that day
Everything else NWS Louisville, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 17, 7:45 PM CST | Severe Thunderstorm Warning | LMK | Butler, Logan | 30 min |
| Jan 17, 8:03 PM CST | Severe Thunderstorm Warning | LMK | Simpson, Warren | 32 min |
| Jan 17, 8:03 PM CST | Severe Thunderstorm Warning | LMK | Simpson, Warren | 27 min |
| Jan 17, 8:10 PM CST | Severe Thunderstorm Warning | LMK | Butler | 20 min |
| Jan 17, 8:23 PM CST | Severe Thunderstorm Warning | LMK | Grayson | 37 min |
| Jan 17, 9:09 PM CST | Severe Thunderstorm Warning | LMK | Adair, Green, Metcalfe | 36 min |
| Jan 17, 9:09 PM CST | Severe Thunderstorm Warning | LMK | Taylor | 36 min |
| Jan 17, 9:25 PM CST | Severe Thunderstorm Warning | LMK | Cumberland | 35 min |
| Jan 17, 9:30 PM CST | Severe Thunderstorm Warning | LMK | Casey, Clinton, Russell | 30 min |
Nearby
Severe Thunderstorm Warnings in Kentucky, 1999Every severe thunderstorm warning in 1999
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.