Alert archive / Indiana / Special Weather Statements in 2017

Special Weather Statement, NWS Louisville, KY

May 6, 2017Floyd County, Indiana

NWS Louisville, KY issued this special weather statement at May 6, 2017, 4:16 PM EDT for Floyd County, Indiana. It was in force for 44 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
May 6, 2017, 4:16 PM EDT (20:16 UTC)
Expired
May 6, 2017, 5:00 PM EDT
In force
44 min
Issued by
NWS Louisville, KY

County Floyd County, IN

The radar

The Louisville radar (KLVX), 30 km from the middle of the area, began a volume at 20:19 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

Lincoln, IL (KILX), launched 12:00Z, 8.3 hours before the alert went out and 321 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, Lincoln, IL at 12:00Z on 2017-05-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Lincoln, IL at 12:00Z on 2017-05-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 259 square meters per square second.1939587897117136Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
960 m above ground
0-6 km bulk shear
80 kt
0-1 km storm-relative helicity
259 m²/s²
0-3 km storm-relative helicity
526 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Louisville, KY wrote its last area forecast discussion before this special weather statement went out at May 6, 3:07 PM EDT, 1 hour 9 minutes earlier.

Area forecast discussion, May 6, 3:07 PM EDT, 1 hour 9 minutes before
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Hazardous weather outlook, May 6, 3:22 PM EDT, 54 minutes before
Hazardous Weather Outlook
National Weather Service Louisville KY
322 PM EDT Sat May 6 2017

INZ076>079-083-084-089>092-KYZ023>043-045>049-053>057-061>067-
070>078-081-082-071930-
Orange-Washington-Scott-Jefferson-Dubois-Crawford-Perry-Harrison-
Floyd-Clark-Hancock-Breckinridge-Meade-Ohio-Grayson-Hardin-Bullitt-
Oldham-Trimble-Henry-Shelby-Franklin-Spencer-Anderson-Woodford-
Fayette-Bourbon-Nicholas-Nelson-Mercer-Jessamine-Larue-Marion-Boyle-
Garrard-Madison-Butler-Edmonson-Hart-Green-Taylor-Casey-Lincoln-
Logan-Warren-Simpson-Allen-Barren-Monroe-Metcalfe-Adair-Russell-
Cumberland-Clinton-
Including the cities of Paoli, Salem, Scottsburg, Madison, Jasper,
English, Tell City, Corydon, New Albany, Jeffersonville, Lewisport,
Hawesville, Hardinsburg, Brandenburg, Hartford, Leitchfield,
Elizabethtown, Shepherdsville, Louisville, La Grange, Bedford,
Milton, New Castle, Shelbyville, Frankfort, Georgetown, Cynthiana,
Taylorsville, Lawrenceburg, Versailles, Lexington, Paris, Carlisle,
Bardstown, Springfield, Harrodsburg, Nicholasville, Winchester,
Hodgenville, Lebanon, Danville, Lancaster, Richmond, Morgantown,
Brownsville, Horse Cave, Greensburg, Campbellsville, Liberty,
Stanford, Russellville, Bowling Green, Franklin, Providence,
Scottsville, Glasgow, Tompkinsville, Edmonton, Columbia, Jamestown,
Burkesville, and Albany
322 PM EDT Sat May 6 2017 /222 PM CDT Sat May 6 2017/

This hazardous weather outlook is for portions of south central
Indiana and Central Kentucky.

.DAY ONE...Tonight.

Scattered showers and isolated thunderstorms are expected this
afternoon and early evening. Some small hail will be possible with
the stronger showers.

.DAYS TWO THROUGH SEVEN...Sunday through Friday.

There will be off and on chances for thunderstorms Monday through
Friday. The best chance for storms will be on Wednesday and Thursday
afternoons. Brief heavy rainfall and gusty winds may accompany any
thunderstorm.

.SPOTTER INFORMATION STATEMENT...

Spotters are asked to report any instances of hail this afternoon and
evening.

&&

More information, along with other weather, hydrological and
climate information can be found, at weather.gov/louisville.

EER

In the hours before

Special weather statement, May 6, 3:57 PM EDT, 19 minutes before
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Special weather statement, May 6, 4:16 PM EDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
May 6, 3:57 PM EDTSpecial Weather StatementLMKJefferson33 min
May 6, 4:30 PM EDTSpecial Weather StatementLMKNelson45 min
May 6, 4:50 PM EDTSpecial Weather StatementLMKHardin25 min
May 6, 5:26 PM EDTSpecial Weather StatementLMKHardin34 min
May 6, 6:35 PM EDTSpecial Weather StatementLMKAdair, Russell25 min
May 5, 8:50 PM EDTRiver Flood WarningLMKHarrison, Washington12 hr

Nearby

Special Weather Statements in Indiana, 2017Every special weather statement 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.