Alert archive / Tennessee / Mesoscale Discussions in 2020

Mesoscale Discussion 1653

August 31, 20204 states

The Storm Prediction Center issued this mesoscale discussion at Aug 31, 2020, 12:16 PM CDT for 4 states. It was in force for 89 min.

The area

The outline as issued.

The facts

Issued: Aug 31, 2020, 12:16 PM CDT (17:16 UTC)
Expired: Aug 31, 2020, 1:45 PM CDT
In force: 89 min
Issued by: the Storm Prediction Center
Concerning: Severe potential...watch unlikely
Chance of a watch: 20%

All 49 counties

Clay County, AR, Craighead County, AR, Crittenden County, AR, Greene County, AR, Mississippi County, AR, Phillips County, AR, Dunklin County, MO, Pemiscot County, MO, Alcorn County, MS, Benton County, MS, Bolivar County, MS, Coahoma County, MS, DeSoto County, MS, Grenada County, MS, Lafayette County, MS, Leflore County, MS, Marshall County, MS, Panola County, MS, Pontotoc County, MS, Quitman County, MS, Sunflower County, MS, Tallahatchie County, MS, Tate County, MS, Tippah County, MS, Tunica County, MS, Union County, MS, Yalobusha County, MS, Benton County, TN, Carroll County, TN, Chester County, TN, Crockett County, TN, Decatur County, TN, Dyer County, TN, Fayette County, TN, Gibson County, TN, Hardeman County, TN, Hardin County, TN, Haywood County, TN, Henderson County, TN, Humphreys County, TN, Lake County, TN, Lauderdale County, TN, Madison County, TN, McNairy County, TN, Obion County, TN, Perry County, TN, Shelby County, TN, Tipton County, TN, Weakley County, TN

The radar

The Memphis radar (KNQA), 34 km from the middle of the area, began a volume at 17:15 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 text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 31, 4:18 AM CDT	Mesoscale Discussion	SPC	Benton, Crawford, Scott, Sebastian, Washington	117 min
Aug 31, 6:20 AM CDT	Severe Thunderstorm Watch	SPC	Arkansas, Clark, Cleveland, Conway, Crawford, Dallas and 22 more	4 hr
Aug 31, 9:38 AM CDT	Mesoscale Discussion	SPC	Arkansas, Clark, Cleveland, Dallas, Grant, Hot Spring and 6 more	97 min
Aug 31, 4:56 AM CDT	Mesoscale Discussion	SPC	Andrew, Bates, Buchanan, Cass, Clay, Clinton and 7 more	2 hr
Aug 31, 8:41 AM CDT	Severe Thunderstorm Watch	SPC	Barry, Barton, Bates, Benton, Camden, Cass and 32 more	5 hr
Aug 31, 10:50 AM CDT	Severe Thunderstorm Watch	SPC	Crawford, Franklin, Gasconade, Iron, Jefferson, Madison and 4 more	3 hr
Aug 31, 11:04 AM CDT	Mesoscale Discussion	SPC	Barton, Benton, Callaway, Camden, Cedar, Cole and 26 more	86 min
Aug 31, 12:43 PM CDT	Mesoscale Discussion	SPC	Barry, Barton, Bollinger, Butler, Cape Girardeau, Carter and 36 more	92 min

Nearby

Mesoscale Discussions in Tennessee, 2020 Mesoscale Discussions in Mississippi, 2020 Mesoscale Discussions in Arkansas, 2020 Every mesoscale discussion in 2020

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.