Alert archive / Arkansas / Mesoscale Discussions in 2018

Mesoscale Discussion 1114

July 21, 201844 counties in Arkansas; 21 counties in Mississippi; 4 counties in Oklahoma

The Storm Prediction Center issued this mesoscale discussion at Jul 21, 2018, 3:41 AM CDT for 44 counties in Arkansas; 21 counties in Mississippi; 4 counties in Oklahoma. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued
Jul 21, 2018, 3:41 AM CDT (08:41 UTC)
Expired
Jul 21, 2018, 5:45 AM CDT
In force
2 hr
Issued by
the Storm Prediction Center
All 69 counties

Arkansas County, AR, Ashley County, AR, Benton County, AR, Bradley County, AR, Calhoun County, AR, Chicot County, AR, Clark County, AR, Cleburne County, AR, Cleveland County, AR, Conway County, AR, Crawford County, AR, Cross County, AR, Dallas County, AR, Desha County, AR, Drew County, AR, Faulkner County, AR, Franklin County, AR, Garland County, AR, Grant County, AR, Hot Spring County, AR, Jefferson County, AR, Johnson County, AR, Lee County, AR, Lincoln County, AR, Logan County, AR, Lonoke County, AR, Madison County, AR, Monroe County, AR, Newton County, AR, Ouachita County, AR, Perry County, AR, Phillips County, AR, Pope County, AR, Prairie County, AR, Pulaski County, AR, Saline County, AR, Searcy County, AR, Sebastian County, AR, St. Francis County, AR, Van Buren County, AR, Washington County, AR, White County, AR, Woodruff County, AR, Yell County, AR, Attala County, MS, Bolivar County, MS, Carroll County, MS, Coahoma County, MS, Grenada County, MS, Holmes County, MS, Humphreys County, MS, Issaquena County, MS, Leake County, MS, Leflore County, MS, Madison County, MS, Montgomery County, MS, Panola County, MS, Quitman County, MS, Sharkey County, MS, Sunflower County, MS, Tallahatchie County, MS, Tunica County, MS, Washington County, MS, Yalobusha County, MS, Yazoo County, MS, Adair County, OK, Cherokee County, OK, Delaware County, OK, Sequoyah County, OK

The radar

The Little Rock radar (KLZK), 56 km from the middle of the area, began a volume at 08:44 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 WatchSPCArkansas, Ashley, Baxter, Boone, Bradley, Calhoun and 32 more5 hr
Jul 20, 9:26 PM CDTMesoscale DiscussionSPCBenton94 min
Jul 20, 10:20 PM CDTMesoscale DiscussionSPCArkansas, Cleveland, Craighead, Crittenden, Cross, Desha and 14 more115 min
Jul 21, 1:38 AM CDTMesoscale DiscussionSPCCrittenden, Lee, Mississippi, Phillips67 min
Jul 21, 2:33 AM CDTSevere Thunderstorm WatchSPCArkansas, Ashley, Benton, Bradley, Calhoun, Chicot and 37 more4 hr
Jul 21, 6:16 AM CDTMesoscale DiscussionSPCAttala, Carroll, Choctaw, Grenada, Holmes, Humphreys and 9 more119 min

Nearby

Mesoscale Discussions in Arkansas, 2018Mesoscale Discussions in Mississippi, 2018Mesoscale Discussions in Oklahoma, 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.