Alert archive / Kentucky / Severe Thunderstorm Warnings in 2009
Severe Thunderstorm Warning 108, NWS Jackson, KY
NWS Jackson, KY issued this severe thunderstorm warning at Jun 2, 2009, 4:46 PM EDT for Estill County, Powell County, Kentucky. It was in force for 59 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 2, 2009, 4:46 PM EDT (20:46 UTC)
- Expired
- Jun 2, 2009, 5:45 PM EDT
- In force
- 59 min
- Issued by
- NWS Jackson, KY
- Area
- Storm-based polygon
Counties Estill County, KY, Powell County, KY
The radar
The Jackson,KY radar (KJKL), 55 km from the middle of the area, began a volume at 20:46 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 nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 12:00Z, 8.8 hours before the alert went out and 186 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
- 581 J/kg
- Mixed-layer CIN
- -117 J/kg
- Mixed-layer LCL
- 1261 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 56 m²/s²
- 0-3 km storm-relative helicity
- 82 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.2
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 Jun 2, 3:05 PM EDT, 1 hour 41 minutes earlier.
Area forecast discussion, Jun 2, 3:05 PM EDT, 1 hour 41 minutes before
AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE JACKSON KY 305 PM EDT TUE JUN 2 2009 .SHORT TERM.../TONIGHT THROUGH THURSDAY/...UPDATED THE GFS AND SREF MODELS ARE BOTH IN PRETTY GOOD AGREEMENT REGARDING THE TIMING OF PRECIPITATION SET IN THE SHORT TERM. SCATTERED SHOWERS AND STORMS HAVE BEEN DUMPING HEAVY RAIN AND HAIL ACROSS THE SOUTHERN THIRD OF THE FORECAST AREA THIS AFTERNOON WITH TWO WARNINGS ISSUED SO FAR. THIS ACTIVITY IS BEING DRIVEN PRIMARILY BY DAYTIME HEATING AND SHOULD WEAKEN AND DISSIPATE QUICKLY AS SUNSET APPROACHES. A PRE FIRST PERIOD WILL BE INCLUDED IN THE 4 PM FORECAST PACKAGE TO DEAL WITH THE ONGOING SHOWERS AND STORMS. AFTER THIS ACTIVITY ENDS...THE REMAINDER OF THE NIGHT SHOULD BE QUIET. THE NEXT GOOD CHANCE OF RAIN IS EXPECTED TO START BY 15Z TOMORROW...AS A SLUGGISH COLD FRONT BEGINS TO DRIFT SOUTHWARD. THE HIGHEST PROBABILITY SHOWERS AND STORMS WILL OCCUR LATE IN THE DAY ON WEDNESDAY WHEN INSTABILITY IS MAXIMIZED ALONG THE FRONT. MODERATE TO HEAVY RAINFALL WILL BE THE PRIMARY THREAT WITH THE STORMS THAT OCCUR TOMORROW WITH GUSTY WINDS AND SMALL HAIL ALSO POSSIBLE. TEMPERATURES WERE TWEAKED ONLY SLIGHTLY TOWARD THE MORE PROFICIENT METMOS TONIGHT THROUGH WEDNESDAY NIGHT. MADE A FEW MODIFICATIONS TO SKY COVER...QPF...AND WEATHER GRIDS BASED ON MINOR CHANGES MADE TO POP FORECAST. ALL IN ALL THE FORECAST WAS NOT CHANGED ALL THAT MUCH OTHER THAN THE ADDITION OF A PRE FIRST PERIOD. THE NEW ZONE FORECAST PACKAGE WILL BE ISSUED SHORTLY. .LONG TERM.../THURSDAY NIGHT THROUGH TUESDAY/...UPDATED EXTENDED AFD WILL BE ISSUED ONCE THE WEATHER CALMS DOWN A BIT. && .AVIATION.../18Z TO 18Z/ HIGH PRESSURE WILL ALLOW VFR CONDITIONS TO PREVAIL AT ALL TAF SITES THROUGH THE END OF THE TAF PERIOD FOR THE MOST PART. SCATTERED SHOWERS AND THUNDERSTORMS HAVE FIRED THIS AFTERNOON IN THE VICINITY OF ALL THREE TAF SITES...WITH LOZ AND SME HAVING NOT BEEN DIRECTLY IMPACTED. JKL COULD SEE A BRIEF PERIOD OF MODERATE RAINFALL...GUSTY WINDS...AND SOME LIGHTNING WITH A WEAKENING STORM AS IT MOVES ACROSS THE AIRPORT BETWEEN 1830 AND 19Z TODAY. LOZ COULD EXPERIENCE A SHOWER OR STORM BY 20Z THIS AFTERNOON WITH HEAVY RAINFALL...SMALL HAIL..GUSTY WINDS AND LIGHTNING. IT APPEARS ONCE THE SUN BEGINS TO GO DOWN THAT THESE SHOWERS AND STORMS WILL WEAKEN AND EVENTUALLY DISSIPATE AS THEY LOSE THE HEATING OF THE DAY. AFTER THAT SCATTERED LOW CLOUDS WITH CIGS AROUND 7K WILL DOMINATE UNTIL AROUND 2Z...AFTER WHICH A BROKEN DECK OF HIGH CLOUDS...ASSOCIATED WITH A DECAYING THUNDERSTORM CLUSTER CURRENTLY OVER MISSOURI AND ILLINOIS...WILL MOVE ACROSS THE TAF SITES. && .JKL WATCHES/WARNINGS/ADVISORIES...NONE. && SHORT TERM...AR LONG TERM...DUSTY AVIATION...AR
Hazardous weather outlook, Jun 2, 3:39 PM EDT, 1 hour 7 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE JACKSON KY 339 PM EDT TUE JUN 2 2009 KYZ044-050>052-058>060-068-069-079-080-083>088-104-106>120-032245- FLEMING-MONTGOMERY-BATH-ROWAN-ESTILL-POWELL-MENIFEE-ROCKCASTLE- JACKSON-PULASKI-LAUREL-WAYNE-MCCREARY-WHITLEY-KNOX-BELL-HARLAN- ELLIOTT-MORGAN-JOHNSON-WOLFE-MAGOFFIN-FLOYD-LEE-BREATHITT-KNOTT- OWSLEY-PERRY-CLAY-LESLIE-LETCHER-MARTIN-PIKE- 339 PM EDT TUE JUN 2 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EASTERN KENTUCKY. .DAY ONE...THIS AFTERNOON AND TONIGHT. CLUSTERS OF THUNDERSTORMS ARE EXPECTED THIS AFTERNOON AND EVENING. SOME OF THE STORMS COULD BE SEVERE WITH LARGE HAIL...FREQUENT LIGHTNING AND HEAVY RAINFALL THAT COULD CAUSE FLASH FLOODING. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY. SCATTERED TO NUMEROUS THUNDERSTORMS ARE EXPECTED WEDNESDAY AND WEDNESDAY NIGHT AS A COLD FRONT PASSES THROUGH THE OUTLOOK AREA. AN ISOLATED SEVERE THUNDERSTORM CONTAINING DAMAGING WINDS AND LARGE HAIL WILL BE POSSIBLE. THUNDERSTORMS ARE AGAIN POSSIBLE ON FRIDAY AND MONDAY. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION MAY BE NEEDED WEDNESDAY AND WEDNESDAY EVENING. ABE/AR
In the hours before
Local storm report, Jun 2, 3:16 PM EDT, 1 hour 30 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON KY
316 PM EDT TUE JUN 02 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0258 PM HAIL 3 NE CORBIN 36.97N 84.07W
06/02/2009 E1.00 INCH KNOX KY FIRE DEPT/RESCUE
0313 PM HAIL SOMERSET 37.08N 84.61W
06/02/2009 E1.00 INCH PULASKI KY EMERGENCY MNGR
QUARTER SIZED HAIL REPORTED ON THURMAN ROAD
&&
JCARICOLocal storm report, Jun 2, 3:27 PM EDT, 1 hour 19 minutes before
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</html>Local storm report, Jun 2, 3:29 PM EDT, 1 hour 17 minutes before
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</html>Local storm report, Jun 2, 3:47 PM EDT, 59 minutes before
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</html>Local storm report, Jun 2, 4:10 PM EDT, 36 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON KY
410 PM EDT TUE JUN 02 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0359 PM HAIL 1 SSE MOUNT VERNON 37.35N 84.34W
06/02/2009 E0.75 INCH ROCKCASTLE KY TRAINED SPOTTER
&&
JCARICOLocal storm report, Jun 2, 4:45 PM EDT, 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON KY
445 PM EDT TUE JUN 02 2009
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0442 PM HAIL BEATTYVILLE 37.58N 83.71W
06/02/2009 E0.75 INCH LEE KY LAW ENFORCEMENT
&&
JMACZKOThe office that day
Everything else NWS Jackson, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 2, 1:39 PM EDT | Severe Thunderstorm Warning | JKL | Laurel, McCreary, Pulaski, Wayne, Whitley | 51 min |
| Jun 2, 1:43 PM EDT | Areal Flood Advisory | JKL | Laurel, McCreary, Pulaski, Wayne, Whitley | 62 min |
| Jun 2, 2:35 PM EDT | Severe Thunderstorm Warning | JKL | Knox, Laurel, Whitley | 55 min |
| Jun 2, 2:37 PM EDT | Severe Thunderstorm Warning | JKL | McCreary, Whitley | 53 min |
| Jun 2, 2:51 PM EDT | Severe Thunderstorm Warning | JKL | Pulaski | 54 min |
| Jun 2, 2:52 PM EDT | Areal Flood Advisory | JKL | Knox, Laurel, McCreary, Wayne, Whitley | 74 min |
| Jun 2, 3:02 PM EDT | Severe Thunderstorm Warning | JKL | Clay, Knox, Laurel | 58 min |
| Jun 2, 3:07 PM EDT | Severe Thunderstorm Warning | JKL | Clay, Jackson, Laurel, Owsley | 53 min |
| Jun 2, 3:13 PM EDT | Flash Flood Warning | JKL | McCreary | 114 min |
| Jun 2, 3:26 PM EDT | Severe Thunderstorm Warning | JKL | McCreary, Wayne, Whitley | 19 min |
| Jun 2, 3:39 PM EDT | Severe Thunderstorm Warning | JKL | Laurel, Pulaski, Rockcastle | 33 min |
| Jun 2, 3:50 PM EDT | Severe Thunderstorm Warning | JKL | Jackson, Rockcastle | 55 min |
| Jun 2, 3:55 PM EDT | Severe Thunderstorm Warning | JKL | Clay, Harlan, Leslie | 40 min |
| Jun 2, 4:20 PM EDT | Severe Thunderstorm Warning | JKL | Breathitt, Lee, Owsley | 55 min |
| Jun 2, 4:24 PM EDT | Severe Thunderstorm Warning | JKL | Breathitt, Clay, Leslie, Owsley, Perry | 42 min |
| Jun 2, 4:36 PM EDT | Severe Thunderstorm Warning | JKL | Fleming | 39 min |
| Jun 2, 5:10 PM EDT | Severe Thunderstorm Warning | JKL | Fleming, Rowan | 50 min |
| Jun 2, 5:23 PM EDT | Severe Thunderstorm Warning | JKL | Floyd, Knott, Letcher, Pike | 37 min |
| Jun 2, 5:35 PM EDT | Severe Thunderstorm Warning | JKL | Menifee, Morgan, Wolfe | 40 min |
| Jun 2, 5:38 PM EDT | Severe Thunderstorm Warning | JKL | Bath, Fleming, Montgomery, Rowan | 52 min |
| Jun 2, 5:39 PM EDT | Severe Thunderstorm Warning | JKL | Pike | 51 min |
| Jun 2, 5:58 PM EDT | Severe Thunderstorm Warning | JKL | Bath, Menifee, Montgomery, Morgan, Rowan | 47 min |
| Jun 2, 6:01 PM EDT | Severe Thunderstorm Warning | JKL | Martin, Pike | 44 min |
| Jun 2, 6:21 PM EDT | Severe Thunderstorm Warning | JKL | Elliott, Morgan, Rowan | 39 min |
| Jun 2, 6:31 PM EDT | Areal Flood Advisory | JKL | Pike | 3 hr |
Nearby
Severe Thunderstorm Warnings in Kentucky, 2009Every severe thunderstorm warning in 2009
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.