Alert archive / Tennessee / Mesoscale Discussions in 2008

Mesoscale Discussion 659

April 18, 20086 states

The Storm Prediction Center issued this mesoscale discussion at Apr 18, 2008, 3:07 PM CDT for 6 states. It was in force for 113 min.

The area

The outline as issued.

The facts

Issued: Apr 18, 2008, 3:07 PM CDT (20:07 UTC)
Expired: Apr 18, 2008, 5:00 PM CDT
In force: 113 min
Issued by: the Storm Prediction Center

All 42 counties

Clay County, AR, Crittenden County, AR, Mississippi County, AR, Alexander County, IL, Johnson County, IL, Massac County, IL, Pulaski County, IL, Union County, IL, Ballard County, KY, Carlisle County, KY, Fulton County, KY, Graves County, KY, Hickman County, KY, McCracken County, KY, Bollinger County, MO, Butler County, MO, Cape Girardeau County, MO, Dunklin County, MO, Mississippi County, MO, New Madrid County, MO, Pemiscot County, MO, Scott County, MO, Stoddard County, MO, Benton County, MS, DeSoto County, MS, Marshall County, MS, Tate County, MS, Tunica County, MS, Chester County, TN, Crockett County, TN, Dyer County, TN, Fayette County, TN, Gibson County, TN, Hardeman County, TN, Haywood County, TN, Lake County, TN, Lauderdale County, TN, Madison County, TN, Obion County, TN, Shelby County, TN, Tipton County, TN, Weakley County, TN

The radar

The Memphis radar (KNQA), 89 km from the middle of the area, began a volume at 20:10 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, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Apr 17, 8:13 PM CDT	Mesoscale Discussion	SPC	Hempstead, Howard, Little River, Miller, Pike, Polk and 1 more	32 min
Apr 18, 3:24 PM CDT	Mesoscale Discussion	SPC	Amite, Copiah, Covington, Forrest, Franklin, Hinds and 13 more	2 hr
Apr 18, 3:43 PM CDT	Tornado Watch	SPC	Clarke, Copiah, Covington, Forrest, George, Greene and 27 more	7 hr
Apr 18, 5:08 PM CDT	Mesoscale Discussion	SPC	Alcorn, Attala, Benton, Calhoun, Chickasaw, Choctaw and 16 more	37 min
Apr 18, 6:07 PM CDT	Mesoscale Discussion	SPC	Clarke, Covington, Forrest, George, Greene, Hancock and 24 more	53 min

Nearby

Mesoscale Discussions in Tennessee, 2008 Mesoscale Discussions in Missouri, 2008 Mesoscale Discussions in Kentucky, 2008 Every mesoscale discussion in 2008

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.