Alert archive / Kentucky / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 25, NWS Paducah, KY

April 3, 2015Ballard County, McCracken County, Kentucky

NWS Paducah, KY issued this severe thunderstorm warning at Apr 3, 2015, 3:32 PM CDT for Ballard County, McCracken County, Kentucky. It was in force for 28 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: Apr 3, 2015, 3:32 PM CDT (20:32 UTC)
Expired: Apr 3, 2015, 4:00 PM CDT
In force: 28 min
Issued by: NWS Paducah, KY
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Ballard County, KY, McCracken County, KY

The radar

The Paducah radar (KPAH), 8 km from the middle of the area, began a volume at 20:32 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Apr 3, 12:14 PM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 8.5 hours before the alert went out and 226 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: 135 J/kg
Mixed-layer CIN: -75 J/kg
Mixed-layer LCL: 990 m above ground
0-6 km bulk shear: 46 kt
0-1 km storm-relative helicity: 274 m²/s²
0-3 km storm-relative helicity: 325 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 1.6

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 Apr 3, 3:11 PM CDT, 21 minutes earlier.

Area forecast discussion, Apr 3, 3:11 PM CDT, 21 minutes before

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Hazardous weather outlook, Apr 3, 3:25 AM CDT, 12 hours 7 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PADUCAH KY
325 AM CDT FRI APR 3 2015

ILZ075>078-080>094-INZ081-082-085>088-KYZ001>022-MOZ076-086-087-
100-107>112-114-040830-
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-
325 AM CDT FRI APR 3 2015

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

.DAY ONE...TODAY AND TONIGHT

WIDESPREAD THUNDERSTORMS ARE EXPECTED ACROSS THE OUTLOOK AREA
TODAY. SOME STORMS MAY BECOME SEVERE WITH DAMAGING WINDS...LARGE
HAIL...AND TORNADOES BEING THE PRIMARY THREATS. THE SEVERE WEATHER
THREAT SHOULD DIMINISH FROM THE WEST STARTING LATE THIS MORNING
WITH THE THREAT CLEARING THE SOUTHEAST PORTIONS OF THE OUTLOOK
AREA AROUND MID AFTERNOON. SOME THUNDERSTORMS ARE EXPECTED TO
PRODUCE LOCALLY HEAVY RAINFALL AS WELL. A FLOOD WATCH IS IN
EFFECT UNTIL 7 PM FOR THE ENTIRE OUTLOOK AREA. SEE FLOOD WATCH FOR
ADDITIONAL DETAILS.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY
THUNDERSTORMS ARE POSSIBLE JUST ABOUT EVERY PERIOD FROM SUNDAY
NIGHT THROUGH THE END OF THE PERIOD. NO WIDESPREAD SEVERE WEATHER
IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL LIKELY BE NEEDED TODAY.

JP

In the hours before

Local storm report, Apr 3, 11:25 AM CDT, 4 hours 7 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PADUCAH KY
1125 AM CDT FRI APR 03 2015

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

1115 AM     HAIL             SCOTT CITY              37.22N 89.53W
04/03/2015  E1.00 INCH       SCOTT              MO   PUBLIC

            NICKEL TO QUARTER SIZE HAIL

&&

SP

Local storm report, Apr 3, 12:33 PM CDT, 2 hours 59 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PADUCAH KY
1233 PM CDT FRI APR 03 2015

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

1215 PM     HAIL             SHAWNEETOWN             37.71N 88.17W
04/03/2015  M1.00 INCH       GALLATIN           IL   CO-OP OBSERVER

            QUARTER SIZED HAIL IN TOWN

&&

SP

Local storm report, Apr 3, 12:47 PM CDT, 2 hours 45 minutes before

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Local storm report, Apr 3, 1:26 PM CDT, 2 hours 6 minutes before

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Local storm report, Apr 3, 1:27 PM CDT, 2 hours 5 minutes before

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Local storm report, Apr 3, 1:42 PM CDT, 1 hour 50 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
Apr 3, 3:01 AM CDT	Areal Flood Advisory	PAH	Crittenden, Daviess, Henderson, Hopkins, McLean, Union and 1 more	3 hr
Apr 3, 8:14 AM CDT	Severe Thunderstorm Warning	PAH	Ballard, Carlisle	31 min
Apr 3, 8:32 AM CDT	Severe Thunderstorm Warning	PAH	Carlisle, Graves	28 min
Apr 3, 8:49 AM CDT	Severe Thunderstorm Warning	PAH	Livingston, McCracken, Marshall	26 min
Apr 3, 10:52 AM CDT	River Flood Warning	PAH	Muhlenberg	8 days
Apr 3, 11:08 AM CDT	River Flood Warning	PAH	Daviess, Henderson	21 days
Apr 3, 11:08 AM CDT	River Flood Warning	PAH	Henderson, Union	22 days
Apr 3, 11:08 AM CDT	River Flood Warning	PAH	Union	24 days
Apr 3, 11:08 AM CDT	River Flood Warning	PAH	Crittenden, Union	26 days
Apr 3, 12:50 PM CDT	Severe Thunderstorm Warning	PAH	Henderson, Union	25 min
Apr 2, 7:31 PM CDT	Special Weather Statement	PAH	Wayne	29 min
Apr 3, 12:25 AM CDT	Areal Flood Advisory	PAH	Franklin, Gallatin, Hamilton, Jackson, Saline, White and 1 more	3 hr
Apr 3, 12:43 AM CDT	Special Weather Statement	PAH	Franklin	32 min
Apr 3, 1:04 AM CDT	Severe Thunderstorm Warning	PAH	Jackson, Williamson	26 min
Apr 3, 2:31 AM CDT	Severe Thunderstorm Warning	PAH	Gallatin, Saline	29 min
Apr 3, 10:13 AM CDT	River Flood Warning	PAH	Gallatin, Wabash, White	7 days
Apr 3, 11:19 AM CDT	Severe Thunderstorm Warning	PAH	Alexander, Pulaski, Union	41 min
Apr 3, 11:51 AM CDT	Severe Thunderstorm Warning	PAH	Gallatin, Pope, Saline	24 min
Apr 3, 11:58 AM CDT	Severe Thunderstorm Warning	PAH	Johnson, Pope, Saline	28 min
Apr 3, 1:38 AM CDT	Severe Thunderstorm Warning	PAH	Carter, Ripley	40 min
Apr 3, 5:58 AM CDT	Severe Thunderstorm Warning	PAH	Butler, Wayne	21 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2015 Every severe thunderstorm warning in 2015

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.