Alert archive / Mississippi / Mesoscale Discussions in 2018

Mesoscale Discussion 1116

July 21, 201815 counties in Mississippi

The Storm Prediction Center issued this mesoscale discussion at Jul 21, 2018, 6:16 AM CDT for 15 counties in Mississippi. It was in force for 119 min.

The area

The outline as issued.

The facts

Issued
Jul 21, 2018, 6:16 AM CDT (11:16 UTC)
Expired
Jul 21, 2018, 8:15 AM CDT
In force
119 min
Issued by
the Storm Prediction Center

Counties Attala County, MS, Carroll County, MS, Choctaw County, MS, Grenada County, MS, Holmes County, MS, Humphreys County, MS, Leake County, MS, Leflore County, MS, Madison County, MS, Montgomery County, MS, Scott County, MS, Sharkey County, MS, Sunflower County, MS, Webster County, MS, Yazoo County, MS

The radar

The Jackson/Brandon,MS radar (KDGX), 89 km from the middle of the area, began a volume at 11:15 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.

IssuedProductOfficeCountiesLasted
Jul 20, 9:08 PM CDTSevere Thunderstorm WatchSPCAttala, Bolivar, Carroll, Grenada, Hinds, Holmes and 13 more5 hr
Jul 20, 10:20 PM CDTMesoscale DiscussionSPCAlcorn, Benton, Bolivar, Calhoun, Carroll, Chickasaw and 22 more115 min
Jul 21, 1:38 AM CDTMesoscale DiscussionSPCAlcorn, Benton, Calhoun, Chickasaw, Coahoma, DeSoto and 16 more67 min
Jul 21, 2:33 AM CDTSevere Thunderstorm WatchSPCAttala, Bolivar, Carroll, Coahoma, Grenada, Holmes and 14 more4 hr
Jul 21, 3:41 AM CDTMesoscale DiscussionSPCAttala, Bolivar, Carroll, Coahoma, Grenada, Holmes and 15 more2 hr

Nearby

Mesoscale Discussions in Mississippi, 2018Every mesoscale discussion in 2018

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.