Alert archive / Kentucky / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 31, NWS Wilmington, OH

May 2, 2010Lewis County, Kentucky

NWS Wilmington, OH issued this severe thunderstorm warning at May 2, 2010, 4:41 PM EDT for Lewis County, Kentucky. It was in force for 34 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
May 2, 2010, 4:41 PM EDT (20:41 UTC)
Expired
May 2, 2010, 5:15 PM EDT
In force
34 min
Issued by
NWS Wilmington, OH
Area
Storm-based polygon

County Lewis County, KY

The radar

The Jackson,KY radar (KJKL), 105 km from the middle of the area, began a volume at 20:43 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, 8.7 hours before the alert went out and 106 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 2010-05-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 658 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 2010-05-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 68 square meters per square second.1939587897Sfc1 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
658 J/kg
Mixed-layer CIN
-160 J/kg
Mixed-layer LCL
837 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
68 m²/s²
0-3 km storm-relative helicity
70 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.0

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 Wilmington, OH wrote its last area forecast discussion before this severe thunderstorm warning went out at May 2, 1:57 PM EDT, 2 hours 44 minutes earlier.

Area forecast discussion, May 2, 1:57 PM EDT, 2 hours 44 minutes before
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Hazardous weather outlook, May 2, 4:31 PM EDT, 10 minutes before
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In the hours before

Local storm report, May 2, 11:14 AM EDT, 5 hours 27 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE WILMINGTON OH
1114 AM EDT SUN MAY 02 2010

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

1109 AM     FLOOD            9 SSE TOLLESBORO        38.44N 83.50W
05/02/2010                   LEWIS              KY   LAW ENFORCEMENT

            KINNICONICK CREEK OUT OF ITS BANKS NEAR PETERSVILLE

1100 AM     FLOOD            RARDEN                  38.92N 83.24W
05/02/2010                   SCIOTO             OH   EMERGENCY MNGR

            SR73 AND HIGHWAY 772 CLOSED DUE TO HIGH WATER

&&

HAWBLITZEL
Local storm report, May 2, 12:20 PM EDT, 4 hours 21 minutes before
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Local storm report, May 2, 2:30 PM EDT, 2 hours 11 minutes before
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Special weather statement, May 2, 2:53 PM EDT, 1 hour 48 minutes before
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The office that day

Everything else NWS Wilmington, OH issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 2, 7:50 AM EDTAreal Flood AdvisoryILNAdams, Brown, Clermont5 hr
May 2, 7:56 AM EDTAreal Flood AdvisoryILNHamilton4 hr
May 2, 9:11 AM EDTAreal Flood AdvisoryILNPike, Scioto2 hr
May 2, 11:01 AM EDTFlash Flood WarningILNAdams, Brown, Pike, Scioto14 hr
May 2, 12:50 PM EDTAreal Flood AdvisoryILNClermont, Hamilton, Warren8 hr
May 2, 1:06 PM EDTSevere Thunderstorm WarningILNHamilton39 min
May 2, 1:44 PM EDTAreal Flood AdvisoryILNHighland, Hocking, Ross8 hr
May 2, 5:16 PM EDTSevere Thunderstorm WarningILNScioto29 min
May 2, 11:47 AM EDTFlash Flood WarningILNCarroll, Gallatin, Grant, Owen, Pendleton10 hr

Nearby

Severe Thunderstorm Warnings in Kentucky, 2010Every severe thunderstorm warning in 2010

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.