Alert archive / Kentucky / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 186, NWS Jackson, KY

July 22, 20084 counties in Kentucky

NWS Jackson, KY issued this severe thunderstorm warning at Jul 22, 2008, 4:02 PM EDT for 4 counties in Kentucky. It was in force for 43 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
Jul 22, 2008, 4:02 PM EDT (20:02 UTC)
Expired
Jul 22, 2008, 4:45 PM EDT
In force
43 min
Issued by
NWS Jackson, KY
Area
Storm-based polygon

Counties Estill County, KY, Jackson County, KY, Lee County, KY, Owsley County, KY

The radar

The Jackson,KY radar (KJKL), 47 km from the middle of the area, began a volume at 20:04 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jul 22, 3:20 PM EDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 8.0 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.

Skew-T log-pSkew-T log-p diagram, Cncnati-Daytn, OH at 12:00Z on 2008-07-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 215 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 2008-07-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 90 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
215 J/kg
Mixed-layer CIN
-224 J/kg
Mixed-layer LCL
1213 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
90 m²/s²
0-3 km storm-relative helicity
93 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

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 Jul 22, 3:28 PM EDT, 34 minutes earlier.

Area forecast discussion, Jul 22, 3:28 PM EDT, 34 minutes before
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Hazardous weather outlook, Jul 22, 3:59 PM EDT, 3 minutes before
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In the hours before

Local storm report, Jul 22, 3:01 PM EDT, 1 hour 1 minute before
PRELIMINARY LOCAL STORM REPORT...CORRECTED
NATIONAL WEATHER SERVICE JACKSON KY
301 PM EDT TUE JUL 22 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0253 PM     TSTM WND GST     SOMERSET                37.08N 84.61W
07/22/2008  E70.00 MPH       PULASKI            KY   COUNTY OFFICIAL

            COUNTY EM ESTIMATED WIND GUST UP TO 70 MPH, STRONG ENOUGH
            TO ROCK A LARGE COUNTY TRUCK.

&&

BTERRIZZ
Local storm report, Jul 22, 3:07 PM EDT, 55 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON KY
307 PM EDT TUE JUL 22 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0307 PM     HAIL             BURNSIDE                36.99N 84.60W
07/22/2008  E0.88 INCH       PULASKI            KY   LAW ENFORCEMENT

            PENNY TO NICKEL HAIL REPORTED IN BURNSIDE.

&&

BTERRIZZ
Local storm report, Jul 22, 3:11 PM EDT, 51 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON KY
311 PM EDT TUE JUL 22 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0305 PM     HAIL             4 SE SOMERSET           37.04N 84.56W
07/22/2008  E1.00 INCH       PULASKI            KY   TRAINED SPOTTER

            QUARTER SIZE HAIL TO SOUTHEAST OF SOMERSET.

&&

BTERRIZZ
Local storm report, Jul 22, 3:16 PM EDT, 46 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE JACKSON KY
316 PM EDT TUE JUL 22 2008

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0305 PM     TSTM WND DMG     SOMERSET                37.08N 84.61W
07/22/2008                   PULASKI            KY   COUNTY OFFICIAL

            NUMEROUS TREES ARE REPORTED DOWN COUNTY WIDE BY DISPATCH.

&&

BTERRIZZ
Local storm report, Jul 22, 3:43 PM EDT, 19 minutes before
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Local storm report, Jul 22, 3:48 PM EDT, 14 minutes before
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The office that day

Everything else NWS Jackson, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 22, 2:17 PM EDTSevere Thunderstorm WarningJKLMcCreary, Pulaski, Wayne58 min
Jul 22, 2:21 PM EDTSevere Thunderstorm WarningJKLPulaski54 min
Jul 22, 3:10 PM EDTSevere Thunderstorm WarningJKLLaurel, McCreary, Pulaski, Whitley36 min
Jul 22, 3:16 PM EDTSevere Thunderstorm WarningJKLClay, Jackson, Laurel, Pulaski, Rockcastle51 min
Jul 22, 3:26 PM EDTTornado WarningJKLJackson, Laurel, Rockcastle24 min
Jul 22, 3:55 PM EDTSevere Thunderstorm WarningJKLClay, Jackson, Owsley35 min
Jul 22, 4:15 PM EDTSevere Thunderstorm WarningJKLBreathitt, Clay, Leslie, Owsley, Perry45 min
Jul 22, 4:20 PM EDTSevere Thunderstorm WarningJKLHarlan, Leslie, Letcher, Perry28 min
Jul 22, 5:20 PM EDTSevere Thunderstorm WarningJKLFloyd, Knott, Letcher, Pike25 min
Jul 22, 5:35 PM EDTSevere Thunderstorm WarningJKLFloyd, Johnson, Knott, Magoffin, Pike40 min
Jul 22, 5:56 PM EDTSevere Thunderstorm WarningJKLFloyd, Johnson, Martin, Pike34 min
Jul 22, 6:35 PM EDTSevere Thunderstorm WarningJKLPike25 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2008Every severe thunderstorm warning in 2008

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.