Alert archive / Missouri / Severe Thunderstorm Warnings in 2009

Severe Thunderstorm Warning 146, NWS Paducah, KY

June 9, 2009Butler County, Missouri

NWS Paducah, KY issued this severe thunderstorm warning at Jun 9, 2009, 3:46 AM CDT for Butler County, Missouri. It was in force for 29 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 9, 2009, 3:46 AM CDT (08:46 UTC)
Expired: Jun 9, 2009, 4:15 AM CDT
In force: 29 min
Issued by: NWS Paducah, KY
Area: Storm-based polygon

County Butler County, MO

The radar

The Paducah radar (KPAH), 151 km from the middle of the area, began a volume at 08:48 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

Springfield, MO (KSGF), launched 00:00Z, 8.8 hours before the alert went out and 303 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: 3121 J/kg
Mixed-layer CIN: -3 J/kg
Mixed-layer LCL: 771 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 54 m²/s²
0-3 km storm-relative helicity: 152 m²/s²
Significant tornado parameter: 1.6
Supercell composite: 9.4

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 Jun 9, 12:35 AM CDT, 3 hours 11 minutes earlier.

Area forecast discussion, Jun 9, 12:35 AM CDT, 3 hours 11 minutes before

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Hazardous weather outlook, Jun 8, 4:53 PM CDT, 10 hours 53 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PADUCAH KY
453 PM CDT MON JUN 8 2009

ILZ075>078-080>094-INZ081-082-085>088-KYZ001>022-MOZ076-086-087-
100-107>112-114-091000-
JEFFERSON-WAYNE IL-EDWARDS-WABASH-PERRY IL-FRANKLIN-HAMILTON-
WHITE-JACKSON-WILLIAMSON-SALINE-GALLATIN-UNION IL-JOHNSON-POPE-
HARDIN-ALEXANDER-PULASKI-MASSAC-GIBSON-PIKE-POSEY-VANDERBURGH-
WARRICK-SPENCER-FULTON-HICKMAN-CARLISLE-BALLARD-MCCRACKEN-GRAVES-
LIVINGSTON-MARSHALL-CALLOWAY-CRITTENDEN-LYON-TRIGG-CALDWELL-
UNION KY-WEBSTER-HOPKINS-CHRISTIAN-HENDERSON-DAVIESS-MCLEAN-
MUHLENBERG-TODD-PERRY MO-BOLLINGER-CAPE GIRARDEAU-WAYNE MO-CARTER-
RIPLEY-BUTLER-STODDARD-SCOTT-MISSISSIPPI-NEW MADRID-
453 PM CDT MON JUN 8 2009

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHERN
ILLINOIS...SOUTHWEST INDIANA...WESTERN KENTUCKY AND SOUTHEAST
MISSOURI.

.DAY ONE...TONIGHT

A LINE OF STRONG TO SEVERE THUNDERSTORMS WILL MOVE EAST INTO
SOUTHEAST MISSOURI AND MUCH OF SOUTHERN ILLINOIS THIS EVENING.
LARGE HAIL AND DAMAGING WINDS WILL BE THE PRIMARY CONCERNS...ALONG
WITH LOCALLY HEAVY RAINFALL AND LIGHTNING. THE STORMS SHOULD BE
WEAKENING AS THEY APPROACH THE WABASH AND OHIO RIVERS LATE THIS
EVENING. SO LOCALLY HEAVY RAINFALL AND LIGHTNING WILL BE THE
PRIMARY CONCERNS LATE THIS EVENING AND OVERNIGHT OVER THE EASTERN
HALF OF THE AREA.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

THUNDERSTORMS ARE POSSIBLE TUESDAY THROUGH SUNDAY. IT APPEARS THE
MAIN HAZARDS WILL BE HEAVY RAIN AND LIGHTNING...HOWEVER EVEN
THOUGH NO WIDESPREAD SEVERE WEATHER IS EXPECTED...ON BOTH TUESDAY
AND WEDNESDAY THERE IS A SLIGHT CHANCE THAT A FEW STORMS COULD
BECOME SEVERE.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ACROSS SOUTHEAST MISSOURI AND SOUTHERN ILLINOIS SHOULD BE
PREPARED FOR ACTIVATION THIS EVENING. SPOTTER ACTIVATION MAY ALSO
BE REQUESTED THROUGHOUT THE AREA TUESDAY AND WEDNESDAY.

DRS

In the hours before

Special weather statement, Jun 8, 10:53 PM CDT, 4 hours 53 minutes before

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Local storm report, Jun 8, 11:10 PM CDT, 4 hours 36 minutes before

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Local storm report, Jun 8, 11:14 PM CDT, 4 hours 32 minutes before

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Local storm report, Jun 8, 11:52 PM CDT, 3 hours 54 minutes before

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Local storm report, Jun 9, 12:37 AM CDT, 3 hours 9 minutes before

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Special weather statement, Jun 9, 3:34 AM CDT, 12 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
Jun 8, 9:38 PM CDT	Severe Thunderstorm Warning	PAH	Livingston	18 min
Jun 8, 7:16 PM CDT	Severe Thunderstorm Warning	PAH	Perry	44 min
Jun 8, 7:31 PM CDT	Tornado Warning	PAH	Perry	44 min
Jun 8, 7:55 PM CDT	Severe Thunderstorm Warning	PAH	Franklin, Jackson, Williamson	50 min
Jun 8, 8:01 PM CDT	Areal Flood Advisory	PAH	Franklin, Perry	3 hr
Jun 8, 8:05 PM CDT	Tornado Warning	PAH	Franklin, Jackson, Williamson	25 min
Jun 8, 8:37 PM CDT	Severe Thunderstorm Warning	PAH	Jackson, Johnson, Pope, Saline, Union, Williamson	38 min
Jun 8, 10:48 PM CDT	Areal Flood Advisory	PAH	Franklin	3 hr
Jun 8, 7:55 PM CDT	Severe Thunderstorm Warning	PAH	Wayne	50 min
Jun 8, 8:28 PM CDT	Severe Thunderstorm Warning	PAH	Bollinger, Wayne	47 min
Jun 8, 8:48 PM CDT	Areal Flood Advisory	PAH	Wayne	3 hr
Jun 8, 9:08 PM CDT	Severe Thunderstorm Warning	PAH	Bollinger, Butler, Stoddard, Wayne	25 min
Jun 9, 12:26 AM CDT	Areal Flood Advisory	PAH	Butler, Carter, Ripley, Wayne	3 hr
Jun 9, 2:27 AM CDT	Severe Thunderstorm Warning	PAH	Ripley	18 min
Jun 9, 2:44 AM CDT	Severe Thunderstorm Warning	PAH	Butler, Ripley	46 min
Jun 9, 2:48 AM CDT	Severe Thunderstorm Warning	PAH	Carter	27 min
Jun 9, 3:56 AM CDT	Areal Flood Advisory	PAH	Butler	3 hr
Jun 9, 5:52 PM CDT	Severe Thunderstorm Warning	PAH	Carter	53 min
Jun 9, 5:58 PM CDT	Flash Flood Warning	PAH	Carter	2 hr
Jun 9, 5:59 PM CDT	Tornado Warning	PAH	Carter	46 min
Jun 9, 6:43 PM CDT	Tornado Warning	PAH	Carter	47 min

Nearby

Severe Thunderstorm Warnings in Missouri, 2009 Every 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.