Alert archive / Kentucky / Mesoscale Discussions in 2016
Mesoscale Discussion 588
The Storm Prediction Center issued this mesoscale discussion at May 10, 2016, 4:44 PM EDT for 10 counties in Indiana; 55 counties in Kentucky; 4 counties in Ohio. It was in force for 61 min.
The area
The outline as issued.
The facts
- Issued
- May 10, 2016, 4:44 PM EDT (20:44 UTC)
- Expired
- May 10, 2016, 5:45 PM EDT
- In force
- 61 min
- Issued by
- the Storm Prediction Center
All 69 counties
Clark County, IN, Dearborn County, IN, Floyd County, IN, Harrison County, IN, Jefferson County, IN, Jennings County, IN, Ohio County, IN, Ripley County, IN, Scott County, IN, Switzerland County, IN, Adair County, KY, Allen County, KY, Anderson County, KY, Barren County, KY, Boone County, KY, Bourbon County, KY, Boyle County, KY, Bracken County, KY, Breckinridge County, KY, Bullitt County, KY, Butler County, KY, Campbell County, KY, Carroll County, KY, Casey County, KY, Cumberland County, KY, Edmonson County, KY, Fayette County, KY, Franklin County, KY, Gallatin County, KY, Grant County, KY, Grayson County, KY, Green County, KY, Hardin County, KY, Harrison County, KY, Hart County, KY, Henry County, KY, Jefferson County, KY, Jessamine County, KY, Kenton County, KY, Larue County, KY, Logan County, KY, Marion County, KY, Mason County, KY, Meade County, KY, Mercer County, KY, Metcalfe County, KY, Monroe County, KY, Muhlenberg County, KY, Nelson County, KY, Nicholas County, KY, Ohio County, KY, Oldham County, KY, Owen County, KY, Pendleton County, KY, Robertson County, KY, Scott County, KY, Shelby County, KY, Simpson County, KY, Spencer County, KY, Taylor County, KY, Todd County, KY, Trimble County, KY, Warren County, KY, Washington County, KY, Woodford County, KY, Brown County, OH, Clermont County, OH, Hamilton County, OH, Highland County, OH
The radar
The Louisville radar (KLVX), 32 km from the middle of the area, began a volume at 20:44 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 watches that followed
Watches SPC issued over any of the same counties within four hours of this discussion.
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 8.7 hours before the alert went out and 185 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
- 62 J/kg
- Mixed-layer CIN
- -131 J/kg
- Mixed-layer LCL
- 818 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 339 m²/s²
- 0-3 km storm-relative helicity
- 332 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
262 ACUS11 KWNS 102044 SWOMCD SPC MCD 102044 OHZ000-KYZ000-INZ000-TNZ000-102145- MESOSCALE DISCUSSION 0588 NWS STORM PREDICTION CENTER NORMAN OK 0344 PM CDT TUE MAY 10 2016 AREAS AFFECTED...SERN INDIANA...SRN OHIO...PORTIONS OF KENTUCKY CONCERNING...SEVERE THUNDERSTORM WATCH 159... VALID 102044Z - 102145Z THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 159 CONTINUES. SUMMARY...SCATTERED STRONG/SEVERE STORMS WILL CONTINUE...PRIMARILY OVER THE EASTERN AND SOUTHERN PORTIONS OF WW. DISCUSSION...EARLY-DAY MCS HAS PROPAGATED ALONG THE OH RIVER AND HAS STABILIZED BOUNDARY-LAYER AIR MASS NORTH OF THE RIVER ACROSS INDIANA AND SWRN OH. MORE BUOYANT AIR MASS NOW IS CONFINED TO WRN/CNTRL KY WHERE DEEP WLY FLOW RESIDES WITHIN BASE OF PROGRESSIVE SHORT-WAVE TROUGH. EVEN SO...STEEP LOW-LEVEL LAPSE RATES HAVE DEVELOPED INTO SRN OH IMMEDIATELY AHEAD OF MCS AND THIS COULD ENHANCE DOWNDRAFT POTENTIAL WITH STRONGER CORES. HAIL MAY ALSO ACCOMPANY THE STRONGEST UPDRAFTS. AT THIS TIME IT APPEARS THE GREATEST CONCENTRATION OF STORMS WILL CONTINUE ALONG A CORRIDOR FROM WRN KY...NEWD INTO SRN OH. ..DARROW.. 05/10/2016 ...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT... ATTN...WFO...JKL...ILN...LMK...OHX...IND...PAH... LAT...LON 36628765 39298542 39308320 36628550 36628765
SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 10, 1:38 PM EDT | Mesoscale Discussion | SPC | Clark, Floyd, Jefferson, Ohio, Switzerland | 67 min |
| May 10, 1:59 PM EDT | Severe Thunderstorm Watch | SPC | Clark, Dearborn, Floyd, Harrison, Jefferson, Ohio and 3 more | 9 hr |
| May 10, 6:06 PM EDT | Tornado Watch | SPC | Posey, Vanderburgh | 6 hr |
| May 9, 9:16 PM EDT | Severe Thunderstorm Watch | SPC | Ballard, Carlisle, Fulton, Graves, Hickman, Livingston and 1 more | 6 hr |
| May 9, 10:42 PM EDT | Mesoscale Discussion | SPC | Ballard, Carlisle, Graves, Hickman, McCracken | 93 min |
| May 10, 4:08 PM EDT | Mesoscale Discussion | SPC | Ballard, Caldwell, Calloway, Carlisle, Christian, Fulton and 13 more | 67 min |
| May 10, 6:19 PM EDT | Mesoscale Discussion | SPC | Boyd, Breathitt, Carter, Clay, Elliott, Estill and 23 more | 86 min |
| May 10, 6:52 PM EDT | Severe Thunderstorm Watch | SPC | Bath, Bell, Boyd, Breathitt, Carter, Clay and 31 more | 7 hr |
Nearby
Mesoscale Discussions in Kentucky, 2016Mesoscale Discussions in Indiana, 2016Mesoscale Discussions in Ohio, 2016Every mesoscale discussion in 2016
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.