Alert archive / Arkansas / Severe Thunderstorm Watches in 2017

Severe Thunderstorm Watch 289

May 28, 20174 states

The Storm Prediction Center issued this severe thunderstorm watch at May 28, 2017, 12:06 AM CDT for 4 states. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued: May 28, 2017, 12:06 AM CDT (05:06 UTC)
Expired: May 28, 2017, 5:32 AM CDT
In force: 5 hr
Issued by: the Storm Prediction Center
Largest hail expected: 2 in
Strongest gust expected: 60 kt

All 49 counties

Benton County, AR, Carroll County, AR, Columbia County, AR, Crawford County, AR, Franklin County, AR, Hempstead County, AR, Howard County, AR, Lafayette County, AR, Little River County, AR, Madison County, AR, Miller County, AR, Nevada County, AR, Sebastian County, AR, Sevier County, AR, Union County, AR, Washington County, AR, Barry County, MO, Barton County, MO, Dade County, MO, Jasper County, MO, Lawrence County, MO, McDonald County, MO, Newton County, MO, Adair County, OK, Cherokee County, OK, Choctaw County, OK, Delaware County, OK, Haskell County, OK, Latimer County, OK, LeFlore County, OK, McCurtain County, OK, McIntosh County, OK, Muskogee County, OK, Okfuskee County, OK, Okmulgee County, OK, Ottawa County, OK, Pittsburg County, OK, Pushmataha County, OK, Sequoyah County, OK, Bowie County, TX, Collin County, TX, Cooke County, TX, Denton County, TX, Fannin County, TX, Grayson County, TX, Lamar County, TX, Montague County, TX, Red River County, TX, Wise County, TX

The radar

The Western Arkansas radar (KSRX), 67 km from the middle of the area, began a volume at 05:06 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.

What SPC expected

The probabilities SPC published with the watch, for the watch area over its life.

Two or more tornadoes: 20%
One or more EF2 to EF5 tornadoes: 5%
Ten or more severe wind reports: 40%
One or more gusts of 65 knots or more: 10%
Ten or more severe hail reports: 30%
One or more hailstones of 2 inches or more: 30%
Six or more combined severe hail and wind reports: 70%

Warnings issued inside it

14 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

Issued	Product	Office	Counties	Lasted
May 28, 12:18 AM CDT	Severe Thunderstorm Warning	FWD	Montague	57 min
May 28, 12:19 AM CDT	Severe Thunderstorm Warning	TSA	Franklin, Madison	26 min
May 28, 12:31 AM CDT	Severe Thunderstorm Warning	SHV	McCurtain	44 min
May 28, 12:37 AM CDT	Severe Thunderstorm Warning	TSA	Latimer, LeFlore, Pushmataha	38 min
May 28, 12:39 AM CDT	Severe Thunderstorm Warning	SGF	Barton, Dade, Jasper, Lawrence, Newton	51 min
May 28, 12:39 AM CDT	Severe Thunderstorm Warning	FWD	Cooke	66 min
May 28, 12:58 AM CDT	Severe Thunderstorm Warning	TSA	Sebastian	32 min
May 28, 1:04 AM CDT	Severe Thunderstorm Warning	SHV	Howard, Little River, Sevier	41 min
May 28, 1:17 AM CDT	Severe Thunderstorm Warning	FWD	Montague	28 min
May 28, 1:45 AM CDT	Severe Thunderstorm Warning	FWD	Cooke, Grayson, Montague	60 min
May 28, 2:01 AM CDT	Severe Thunderstorm Warning	TSA	Creek, Okmulgee	26 min
May 28, 2:05 AM CDT	Severe Thunderstorm Warning	SHV	Hempstead, Howard, Lafayette, Little River, Miller, Nevada and 1 more	40 min
May 28, 2:41 AM CDT	Severe Thunderstorm Warning	FWD	Montague, Wise	49 min
May 28, 3:27 AM CDT	Severe Thunderstorm Warning	FWD	Cooke	32 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 27, 7:01 PM CDT	Tornado Watch	SPC	Baxter, Boone, Clay, Cleburne, Conway, Craighead and 20 more	6 hr
May 27, 9:26 PM CDT	Mesoscale Discussion	SPC	Clay, Craighead, Crittenden, Cross, Greene, Independence and 8 more	94 min
May 27, 9:59 PM CDT	Tornado Watch	SPC	Crittenden, Cross, Lee, St. Francis	2 hr
May 27, 11:47 PM CDT	Mesoscale Discussion	SPC	Crawford, Sebastian, Washington	58 min
May 28, 12:18 AM CDT	Severe Thunderstorm Watch	SPC	Arkansas, Bradley, Calhoun, Clark, Cleburne, Cleveland and 36 more	6 hr
May 28, 12:52 AM CDT	Mesoscale Discussion	SPC	Howard, Montgomery, Polk	23 min
May 28, 2:11 AM CDT	Mesoscale Discussion	SPC	Arkansas, Clark, Cleveland, Dallas, Desha, Faulkner and 12 more	2 hr
May 28, 2:53 AM CDT	Mesoscale Discussion	SPC	Columbia, Hempstead, Howard, Lafayette, Little River, Miller and 6 more	2 hr
May 28, 4:59 AM CDT	Mesoscale Discussion	SPC	Ashley, Bradley, Calhoun, Chicot, Cleveland, Columbia and 9 more	2 hr
May 27, 7:12 PM CDT	Mesoscale Discussion	SPC	Beaver, Cimarron, Texas	2 hr
May 27, 8:07 PM CDT	Mesoscale Discussion	SPC	Caddo, Canadian, Carter, Cherokee, Cleveland, Coal and 33 more	83 min
May 27, 9:07 PM CDT	Mesoscale Discussion	SPC	Beaver, Dewey, Ellis, Harper, Roger Mills, Woodward	53 min
May 27, 9:39 PM CDT	Severe Thunderstorm Watch	SPC	Beckham, Blaine, Custer, Dewey, Ellis, Garfield and 9 more	4 hr
May 27, 10:43 PM CDT	Mesoscale Discussion	SPC	Kingfisher, Major, Woodward	32 min
May 28, 1:34 PM CDT	Mesoscale Discussion	SPC	Bastrop, Bell, Bexar, Blanco, Burnet, Caldwell and 18 more	56 min
May 28, 3:09 PM CDT	Severe Thunderstorm Watch	SPC	Anderson, Atascosa, Austin, Bandera, Bastrop, Bell and 58 more	8 hr
May 28, 5:01 PM CDT	Mesoscale Discussion	SPC	Gregg, Harrison, Marion, Nacogdoches, Panola, Rusk and 1 more	59 min
May 28, 5:19 PM CDT	Severe Thunderstorm Watch	SPC	Angelina, Cherokee, Gregg, Harrison, Marion, Nacogdoches and 6 more	4 hr
May 28, 6:03 PM CDT	Mesoscale Discussion	SPC	Anderson, Bandera, Bastrop, Bell, Bexar, Blanco and 40 more	57 min

Nearby

Severe Thunderstorm Watches in Arkansas, 2017 Severe Thunderstorm Watches in Oklahoma, 2017 Severe Thunderstorm Watches in Texas, 2017 Every severe thunderstorm watch in 2017

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.