Alert archive / Kentucky / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 131, NWS Jackson, KY
NWS Jackson, KY issued this severe thunderstorm warning at May 31, 1998, 8:23 PM EDT for Pulaski County, Kentucky. It was in force for 62 min. 2 reports 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 31, 1998, 8:23 PM EDT (00:23 UTC)
- Expired
- May 31, 1998, 9:25 PM EDT
- In force
- 62 min
- Issued by
- NWS Jackson, KY
- Area
- Whole counties
County Pulaski County, KY
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 31, 9:07 PM EDT | Thunderstorm Wind | Faubush, KY | Trees were downed. |
| May 31, 9:07 PM EDT | Hail 1.75 | Somerset, 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.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 31, 7:15 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 00:00Z, 0.4 hours before the alert went out and 211 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
- 3629 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 1064 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 156 m²/s²
- 0-3 km storm-relative helicity
- 302 m²/s²
- Significant tornado parameter
- 5.1
- Supercell composite
- 21.7
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.
NWS Jackson, KY wrote its last area forecast discussion before this severe thunderstorm warning went out at May 31, 2:40 PM EDT, 5 hours 43 minutes earlier.
Area forecast discussion, May 31, 2:40 PM EDT, 5 hours 43 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE JACKSON KY 240 PM EDT SUN MAY 31 1998 STILL WAITING FOR THE STORMS TO DEVELOP AS CAP WEAKENS ACROSS CWA. CU DEVELOPED QUICKLY OVER AREA THIS MORNING AND STYMIED THE HEATING BUT THE CU HAS BECOME MORE SCT AT 18Z. 16Z SFC ANALYSIS SHOWING FNTL BOUNDARY EXTENDING FROM SRN MI SW TO SRN MO. CONVECTION FIRING UP ALONG AND AHEAD OF FNT IN IL/IN AND WRN OH. RADAR COMPOSITE SHOWING HEAVIEST ACTIVITY IN NE IND WITH STORMS WEAKER IN SRN IND. ALL IN ALL...MODELS SHOW THE FNT MOVING THROUGH RATHER QUICKLY LATE THIS AFTN AS 140 KT 250 MB JET SWITCHES FROM A WEST TO EAST FLOW TO A WNW TO ESE PATTERN. I THINK AREAS FROM JKL AND HAZ NORTH WILL SEE THE BEST CHANCE OF SVR WX. IT LOOKS LIKE THINGS WILL FIRE UP AFTER 300 PM WITH ETA BRINGING THE BEST LIFT AND INSTABILITY FROM 00Z THIS EVENING THROUGH MIDNIGHT. LOW OVER SRN MO EXPECTED TO MOVE INTO TN VLY TONIGHT AND MODELS STILL SHOW UVM WITH THIS SYSTEM WHICH COULD AFFECT OUR SRN COUNTIES WITH TSTMS. MODELS HAVE ALSO BACKED OFF ON THE COOLING FOR MONDAY AND HAVE KEPT LOW LEVEL MOISTURE AROUND THROUGH ABOUT NOON WITH AFTN CLEARING. FEEL SAFE TO MENTION PCPN MONDAY MORNING WITH AFTN CLEARING. THEN ANOTHER SYS MOVES INTO THE OH VLY EARLY TUESDAY WITH UVM AND PVA IN ERN KY BY 12Z TUESDAY. SO FOR MONDAY NIGHT...WOULD GO PARTLY CLOUDY EARLY WITH CLOUDS INCREASING OVERNIGHT AND A CHANCE FOR RAIN BY DAYBREAK. THEN A CHANCE OF SHOWERS AND THUNDERSTORMS LOOKS PROBABLE FOR TUESDAY AS AVN SHOWING GOOD UVM BY 00Z WED. AS FOR TEMPS AND POPS...FOLLOWED CLOSE TO FAN NUMBERS. NGM TOO WARMING THINGS TOO QUICKLY FOR TUESDAY. THE FOLLOWING GUIDANCE IS FOR COORDINATION PURPOSES ONLY. OFFICIAL FORECASTS CAN BE FOUND IN THE PRODUCT SDFZFPKY. JKL 61/74/61/82 7214 LOZ 61/76/60/83 6224 WHP
The office that day
Everything else NWS Jackson, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 31, 8:03 PM EDT | Severe Thunderstorm Warning | JKL | Estill | 47 min |
| May 31, 8:29 PM EDT | Severe Thunderstorm Warning | JKL | Lee, Wolfe | 56 min |
| May 31, 8:29 PM EDT | Severe Thunderstorm Warning | JKL | Lee, Wolfe | 51 min |
| May 31, 8:42 PM EDT | Severe Thunderstorm Warning | JKL | Breathitt | 48 min |
| May 31, 9:11 PM EDT | Tornado Warning | JKL | Pulaski | 49 min |
| May 31, 9:23 PM EDT | Tornado Warning | JKL | McCreary | 47 min |
| May 31, 9:34 PM EDT | Severe Thunderstorm Warning | JKL | Laurel, Whitley | 46 min |
| May 31, 9:55 PM EDT | Tornado Warning | JKL | Whitley | 45 min |
| May 31, 10:05 PM EDT | Severe Thunderstorm Warning | JKL | Pulaski | 45 min |
| May 31, 10:30 PM EDT | Severe Thunderstorm Warning | JKL | Bell, Knox | 30 min |
| May 31, 10:55 PM EDT | Severe Thunderstorm Warning | JKL | Wayne | 45 min |
| May 31, 11:45 PM EDT | Flash Flood Warning | JKL | Wayne | 3 hr |
Nearby
Severe Thunderstorm Warnings in Kentucky, 1998Every severe thunderstorm warning 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.