Alert archive / Missouri / Severe Thunderstorm Warnings in 2017

Severe Thunderstorm Warning 124, NWS Paducah, KY

May 19, 2017Butler County, Carter County, Wayne County, Missouri

NWS Paducah, KY issued this severe thunderstorm warning at May 19, 2017, 7:43 PM CDT for Butler County, Carter County, Wayne County, Missouri. It was in force for 32 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 19, 2017, 7:43 PM CDT (00:43 UTC)
Expired: May 19, 2017, 8:15 PM CDT
In force: 32 min
Issued by: NWS Paducah, KY
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Butler County, MO, Carter County, MO, Wayne County, MO

The radar

The Paducah radar (KPAH), 164 km from the middle of the area, began a volume at 00:44 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

Little Rock, AR (KBYH), launched 00:00Z, 0.7 hours before the alert went out and 240 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: 1585 J/kg
Mixed-layer CIN: -12 J/kg
Mixed-layer LCL: 1413 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 62 m²/s²
0-3 km storm-relative helicity: 108 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 4.3

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 19, 6:48 PM CDT, 55 minutes earlier.

Area forecast discussion, May 19, 6:48 PM CDT, 55 minutes before

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Hazardous weather outlook, May 19, 3:40 PM CDT, 4 hours 3 minutes before

Hazardous Weather Outlook
National Weather Service Paducah KY
340 PM CDT Fri May 19 2017

ILZ075>078-080>094-INZ081-082-085>088-KYZ001>022-MOZ076-086-087-
100-107>112-114-201000-
Jefferson-Wayne IL-Edwards-Wabash-Perry IL-Franklin-Hamilton-
White-Jackson-Williamson-Saline-Gallatin-Union-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-
340 PM CDT Fri May 19 2017

This Hazardous Weather Outlook is for portions of southern
Illinois, southwest Indiana, western Kentucky, and southeast
Missouri.

.DAY ONE...This Afternoon and Tonight

Scattered to numerous thunderstorms over west Kentucky are
expected to continue moving east and should dissipate by sunset. A
stray strong storm may produce some small hail and gusty winds,
but organized severe weather is not expected. Thunderstorms will
move back east into southeast Missouri and southern Illinois after
midnight tonight. Locally heavy rainfall and lightning will be the
primary concerns, but a few pockets of damaging wind cannot be
ruled out.

.DAYS TWO THROUGH SEVEN...Saturday through Thursday

Scattered to numerous thunderstorms are forecast Saturday and
Saturday night, and a few storms may linger into Sunday morning in
the far eastern portions of the area. A few strong to severe
storms with large hail and damaging winds cannot be ruled out
Saturday into Saturday night, but the primary concerns will be
locally heavy rainfall and lightning.

A small chance of thunderstorms is forecast for the entire region
Tuesday into Tuesday evening. Locally heavy rainfall and lightning
will be the primary concerns.

.SPOTTER INFORMATION STATEMENT...

Spotter activation cannot be ruled out late tonight through
Saturday night.

DRS

In the hours before

Special weather statement, May 19, 2:42 PM CDT, 5 hours 1 minute before

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Local storm report, May 19, 2:51 PM CDT, 4 hours 52 minutes before

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Local storm report, May 19, 2:55 PM CDT, 4 hours 48 minutes before

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Special weather statement, May 19, 6:49 PM CDT, 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 19, 9:41 PM CDT	Special Weather Statement	PAH	Trigg	49 min
May 20, 12:10 PM CDT	Special Weather Statement	PAH	Webster	65 min
May 20, 1:21 PM CDT	Special Weather Statement	PAH	Trigg	39 min
May 20, 2:12 PM CDT	Special Weather Statement	PAH	Hopkins	33 min
May 20, 2:26 PM CDT	Special Weather Statement	PAH	Christian	49 min
May 20, 2:38 PM CDT	Special Weather Statement	PAH	McLean	22 min
May 20, 2:58 PM CDT	Special Weather Statement	PAH	Daviess	32 min
May 20, 3:12 PM CDT	Severe Thunderstorm Warning	PAH	Christian, Todd	48 min
May 20, 6:20 AM CDT	Special Weather Statement	PAH	Franklin, Jackson, Jefferson, Union	40 min
May 20, 6:39 AM CDT	Flash Flood Warning	PAH	Jackson, Perry	3 hr
May 19, 7:09 PM CDT	Severe Thunderstorm Warning	PAH	Butler, Carter, Ripley	36 min
May 20, 4:27 AM CDT	Flash Flood Warning	PAH	Bollinger	3 hr

Nearby

Severe Thunderstorm Warnings in Missouri, 2017 Every severe thunderstorm warning in 2017

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.