Alert archive / Tennessee / Mesoscale Discussions in 2014

Mesoscale Discussion 456

April 28, 20145 states

The Storm Prediction Center issued this mesoscale discussion at Apr 28, 2014, 4:12 PM EDT for 5 states. It was in force for 63 min.

The area

The outline as issued.

The facts

Issued
Apr 28, 2014, 4:12 PM EDT (20:12 UTC)
Expired
Apr 28, 2014, 5:15 PM EDT
In force
63 min
Issued by
the Storm Prediction Center
All 43 counties

Harlan County, KY, Letcher County, KY, Pike County, KY, Ashe County, NC, Avery County, NC, Graham County, NC, Haywood County, NC, Madison County, NC, Mitchell County, NC, Swain County, NC, Watauga County, NC, Yancey County, NC, Blount County, TN, Carter County, TN, Claiborne County, TN, Cocke County, TN, Grainger County, TN, Greene County, TN, Hamblen County, TN, Hancock County, TN, Hawkins County, TN, Jefferson County, TN, Johnson County, TN, Knox County, TN, Loudon County, TN, Monroe County, TN, Sevier County, TN, Sullivan County, TN, Unicoi County, TN, Union County, TN, Washington County, TN, Buchanan County, VA, City of Bristol, VA, City of Norton, VA, Dickenson County, VA, Lee County, VA, Russell County, VA, Scott County, VA, Smyth County, VA, Tazewell County, VA, Washington County, VA, Wise County, VA, McDowell County, WV

The radar

The Knoxville radar (KMRX), 68 km from the middle of the area, began a volume at 20:14 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 watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 27, 8:29 PM EDTMesoscale DiscussionSPCCarlisle, Fulton, Hickman91 min
Apr 27, 8:53 PM EDTTornado WatchSPCBallard, Caldwell, Calloway, Carlisle, Christian, Crittenden and 16 more6 hr
Apr 28, 12:41 AM EDTMesoscale DiscussionSPCBallard, Carlisle, Crittenden, Fulton, Graves, Hickman and 5 more94 min
Apr 28, 5:30 AM EDTMesoscale DiscussionSPCAdair, Allen, Anderson, Barren, Bath, Bourbon and 61 more90 min
Apr 28, 7:57 AM EDTMesoscale DiscussionSPCCalloway, Christian, Logan, Simpson, Todd, Trigg2 hr
Apr 28, 1:50 PM EDTMesoscale DiscussionSPCClinton, McCreary, Wayne55 min
Apr 28, 2:33 PM EDTTornado WatchSPCBell, Clay, Floyd, Harlan, Knott, Knox and 5 more5 hr
Apr 28, 4:13 PM EDTMesoscale DiscussionSPCAdair, Allen, Ballard, Barren, Breckinridge, Bullitt and 43 more2 hr
Apr 28, 7:10 PM EDTMesoscale DiscussionSPCBallard, Caldwell, Christian, Crittenden, Graves, Henderson and 9 more95 min
Apr 28, 2:15 PM EDTMesoscale DiscussionSPCAnson, Bladen, Brunswick, Cabarrus, Catawba, Chatham and 34 more2 hr
Apr 28, 6:37 PM EDTTornado Watch PDSSPCCherokee, Clay6 hr
Apr 28, 2:43 AM EDTTornado WatchSPCBenton, Carroll, Chester, Crockett, Decatur, Dyer and 15 more8 hr
Apr 28, 1:05 PM EDTMesoscale DiscussionSPCBedford, Giles, Hardin, Lawrence, Lewis, Lincoln and 5 more115 min
Apr 28, 1:39 PM EDTTornado Watch PDSSPCBedford, Chester, Coffee, Decatur, Franklin, Giles and 13 more8 hr
Apr 28, 3:09 PM EDTMesoscale DiscussionSPCGiles, Hardin, Lawrence, Lincoln, Wayne66 min
Apr 28, 6:22 PM EDTMesoscale DiscussionSPCBradley, Coffee, Franklin, Giles, Grundy, Hamilton and 8 more83 min

Nearby

Mesoscale Discussions in Tennessee, 2014Mesoscale Discussions in Virginia, 2014Mesoscale Discussions in North Carolina, 2014Every mesoscale discussion 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; radar from the NEXRAD Level II archive.