Alert archive / Missouri / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 54, NWS Paducah, KY

May 9, 2014Perry County, Missouri

NWS Paducah, KY issued this severe thunderstorm warning at May 9, 2014, 1:05 PM CDT for Perry County, Missouri. It was in force for 40 min. 3 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 9, 2014, 1:05 PM CDT (18:05 UTC)
Expired: May 9, 2014, 1:45 PM CDT
In force: 40 min
Issued by: NWS Paducah, KY
Area: Storm-based polygon
Hail: 1.25 in
Wind: 60.0 mph

County Perry County, MO

The radar

The Paducah radar (KPAH), 117 km from the middle of the area, began a volume at 18:07 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.

What was reported inside it

Time	Report	Where	Remark
May 9, 1:35 PM CDT	TSTM WND DMG	2 Se Brewer, MO	TREES DOWN ON U.S. HIGHWAY 61
May 9, 1:35 PM CDT	TSTM WND DMG	Brewer, MO	ROOF COMPLETELY BLOWN OFF A 2 STORY HOME. NUMEROUS TREES DOWN. A SMALL BARN BLOWN ACROSS HIGHWAY 61. LIGHT STRUCTURAL DAMAGE TO OTHER HOMES IN THE AREA.
May 9, 1:35 PM CDT	TSTM WND DMG	Brewer, MO	ROOF OFF AT LEAST ONE HOUSE

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

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 9, 12:50 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 6.1 hours before the alert went out and 292 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 506 J/kg
Mixed-layer CIN: -1 J/kg
Mixed-layer LCL: 580 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 105 m²/s²
0-3 km storm-relative helicity: 101 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 Paducah, KY wrote its last area forecast discussion before this severe thunderstorm warning went out at May 9, 12:44 PM CDT, 21 minutes earlier.

Area forecast discussion, May 9, 12:44 PM CDT, 21 minutes before

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Hazardous weather outlook, May 9, 3:11 AM CDT, 9 hours 54 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
May 9, 3:51 PM CDT	Severe Thunderstorm Warning	PAH	Ballard	39 min
May 9, 3:54 PM CDT	Tornado Warning	PAH	Ballard	36 min
May 9, 4:29 PM CDT	Severe Thunderstorm Warning	PAH	Ballard, McCracken	46 min
May 9, 6:05 PM CDT	Severe Thunderstorm Warning	PAH	Caldwell, Crittenden, Hopkins	40 min
May 9, 1:41 PM CDT	Severe Thunderstorm Warning	PAH	Jackson, Perry	49 min
May 9, 2:19 PM CDT	Severe Thunderstorm Warning	PAH	Franklin, Jackson, Perry, Williamson	41 min
May 9, 2:59 PM CDT	Severe Thunderstorm Warning	PAH	Hamilton, Saline	46 min
May 9, 3:31 PM CDT	Severe Thunderstorm Warning	PAH	Alexander, Union	44 min
May 9, 3:49 PM CDT	Areal Flood Advisory	PAH	Alexander, Union	116 min
May 9, 4:04 PM CDT	Severe Thunderstorm Warning	PAH	Johnson	41 min
May 9, 4:53 PM CDT	Areal Flood Advisory	PAH	Pulaski	112 min
May 9, 2:22 PM CDT	Severe Thunderstorm Warning	PAH	Wayne	38 min
May 9, 2:28 PM CDT	Tornado Warning	PAH	Wayne	32 min
May 9, 2:29 PM CDT	Severe Thunderstorm Warning	PAH	Perry	46 min
May 9, 2:50 PM CDT	Severe Thunderstorm Warning	PAH	Bollinger, Stoddard, Wayne	40 min
May 9, 2:57 PM CDT	Tornado Warning	PAH	Bollinger, Stoddard, Wayne	48 min
May 9, 3:23 PM CDT	Severe Thunderstorm Warning	PAH	Cape Girardeau, Scott, Stoddard	52 min
May 9, 3:38 PM CDT	Tornado Warning	PAH	Scott	37 min
May 9, 6:19 PM CDT	Tornado Warning	PAH	Perry	26 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2014 Every severe thunderstorm warning in 2014

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.