Alert archive / Arkansas / Mesoscale Discussions in 2018

Mesoscale Discussion 1602

October 31, 201824 counties in Arkansas

The Storm Prediction Center issued this mesoscale discussion at Oct 31, 2018, 3:55 PM CDT for 24 counties in Arkansas. It was in force for 95 min.

The area

The outline as issued.

The facts

Issued: Oct 31, 2018, 3:55 PM CDT (20:55 UTC)
Expired: Oct 31, 2018, 5:30 PM CDT
In force: 95 min
Issued by: the Storm Prediction Center
Chance of a watch: 60%

All 24 counties

Arkansas County, AR, Bradley County, AR, Calhoun County, AR, Clark County, AR, Cleveland County, AR, Cross County, AR, Dallas County, AR, Grant County, AR, Hot Spring County, AR, Jefferson County, AR, Lee County, AR, Lincoln County, AR, Lonoke County, AR, Monroe County, AR, Nevada County, AR, Ouachita County, AR, Phillips County, AR, Pike County, AR, Poinsett County, AR, Prairie County, AR, Pulaski County, AR, Saline County, AR, St. Francis County, AR, Woodruff County, AR

The radar

The Little Rock radar (KLZK), 60 km from the middle of the area, began a volume at 20:56 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.

Tornado Watch 417Oct 31, 4:10 PM CDT

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
Oct 31, 3:02 PM CDT	Tornado Watch	SPC	Columbia, Hempstead, Howard, Lafayette, Little River, Miller and 2 more	9 hr
Oct 31, 4:11 PM CDT	Tornado Watch	SPC	Arkansas, Bradley, Calhoun, Clark, Cleveland, Dallas and 19 more	8 hr
Oct 31, 6:14 PM CDT	Mesoscale Discussion	SPC	Columbia, Hempstead, Lafayette, Little River, Miller, Nevada and 1 more	61 min

Nearby

Mesoscale Discussions in Arkansas, 2018 Every 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.