Alert archive / Arkansas / Tornado Watches in 2010

Tornado Watch 22

March 10, 201044 counties in Arkansas

The Storm Prediction Center issued this tornado watch at Mar 10, 2010, 3:26 PM CST for 44 counties in Arkansas. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued: Mar 10, 2010, 3:26 PM CST (21:26 UTC)
Expired: Mar 10, 2010, 10:00 PM CST
In force: 7 hr
Issued by: the Storm Prediction Center
Largest hail expected: 3 in
Strongest gust expected: 65 kt

All 44 counties

Baxter County, AR, Boone County, AR, Bradley County, AR, Calhoun County, AR, Clark County, AR, Cleburne County, AR, Cleveland County, AR, Columbia County, AR, Conway County, AR, Dallas County, AR, Faulkner County, AR, Fulton County, AR, Garland County, AR, Grant County, AR, Hempstead County, AR, Hot Spring County, AR, Howard County, AR, Independence County, AR, Izard County, AR, Jefferson County, AR, Johnson County, AR, Lafayette County, AR, Little River County, AR, Lonoke County, AR, Marion County, AR, Miller County, AR, Montgomery County, AR, Nevada County, AR, Newton County, AR, Ouachita County, AR, Perry County, AR, Pike County, AR, Pope County, AR, Prairie County, AR, Pulaski County, AR, Saline County, AR, Searcy County, AR, Sevier County, AR, Sharp County, AR, Stone County, AR, Union County, AR, Van Buren County, AR, White County, AR, Yell County, AR

The radar

The Little Rock radar (KLZK), 89 km from the middle of the area, began a volume at 21:30 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: 40%
One or more EF2 to EF5 tornadoes: 20%
Ten or more severe wind reports: 60%
One or more gusts of 65 knots or more: 40%
Ten or more severe hail reports: 80%
One or more hailstones of 2 inches or more: 30%
Six or more combined severe hail and wind reports: 90%

Warnings issued inside it

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

Issued	Product	Office	Counties	Lasted
Mar 10, 3:46 PM CST	Tornado Warning	SHV	Hempstead, Howard, Little River, Sevier	44 min
Mar 10, 4:17 PM CST	Tornado Warning	LZK	Clark, Hot Spring, Pike	43 min
Mar 10, 4:36 PM CST	Severe Thunderstorm Warning	SHV	Miller	39 min
Mar 10, 4:54 PM CST	Severe Thunderstorm Warning	SHV	Hempstead, Nevada	22 min
Mar 10, 5:01 PM CST	Severe Thunderstorm Warning	LZK	Clark, Garland, Hot Spring, Pike	44 min
Mar 10, 5:07 PM CST	Severe Thunderstorm Warning	LZK	Clark, Pike	23 min
Mar 10, 5:13 PM CST	Severe Thunderstorm Warning	SHV	Hempstead, Lafayette, Miller, Nevada	47 min
Mar 10, 5:20 PM CST	Severe Thunderstorm Warning	LZK	Faulkner, Garland, Hot Spring, Pulaski, Saline	40 min
Mar 10, 5:20 PM CST	Tornado Warning	LZK	Clark, Garland, Hot Spring	40 min
Mar 10, 5:36 PM CST	Severe Thunderstorm Warning	SHV	Howard	24 min
Mar 10, 5:49 PM CST	Severe Thunderstorm Warning	LZK	Baxter, Izard, Marion, Searcy, Stone, Van Buren	26 min
Mar 10, 5:55 PM CST	Severe Thunderstorm Warning	LZK	Montgomery, Pike, Polk, Scott, Yell	50 min
Mar 10, 6:01 PM CST	Severe Thunderstorm Warning	LZK	Garland, Hot Spring, Perry, Pulaski, Saline	44 min
Mar 10, 6:12 PM CST	Severe Thunderstorm Warning	LZK	Clark, Garland, Hot Spring, Montgomery, Pike	48 min
Mar 10, 6:12 PM CST	Severe Thunderstorm Warning	SHV	Columbia, Lafayette	63 min
Mar 10, 6:24 PM CST	Severe Thunderstorm Warning	LZK	Clark, Dallas, Hot Spring	32 min
Mar 10, 6:28 PM CST	Tornado Warning	LZK	Faulkner, Pulaski, Saline	47 min
Mar 10, 6:28 PM CST	Severe Thunderstorm Warning	SHV	Miller	47 min
Mar 10, 6:33 PM CST	Tornado Warning	LZK	Clark, Garland, Hot Spring, Montgomery, Pike	42 min
Mar 10, 6:36 PM CST	Severe Thunderstorm Warning	LZK	Logan, Montgomery, Scott, Yell	22 min
Mar 10, 6:41 PM CST	Severe Thunderstorm Warning	LZK	Baxter, Marion, Searcy, Stone	33 min
Mar 10, 6:55 PM CST	Severe Thunderstorm Warning	SHV	Lafayette, Miller	50 min
Mar 10, 7:17 PM CST	Tornado Warning	LZK	Faulkner, Lonoke, Pulaski, White	43 min
Mar 10, 7:20 PM CST	Severe Thunderstorm Warning	LZK	Calhoun, Clark, Dallas, Ouachita	40 min
Mar 10, 7:21 PM CST	Severe Thunderstorm Warning	LZK	Conway, Garland, Perry, Saline	39 min
Mar 10, 7:27 PM CST	Severe Thunderstorm Warning	SHV	Columbia, Lafayette	48 min
Mar 10, 7:30 PM CST	Severe Thunderstorm Warning	SHV	Columbia	45 min
Mar 10, 7:40 PM CST	Severe Thunderstorm Warning	SHV	Union	35 min
Mar 10, 7:46 PM CST	Severe Thunderstorm Warning	SHV	Union	44 min
Mar 10, 7:50 PM CST	Severe Thunderstorm Warning	LZK	Bradley, Calhoun, Cleveland, Dallas, Ouachita	40 min
Mar 10, 7:50 PM CST	Tornado Warning	SHV	Columbia, Union	40 min
Mar 10, 7:51 PM CST	Severe Thunderstorm Warning	LZK	Faulkner, Pulaski, Saline	39 min
Mar 10, 7:53 PM CST	Severe Thunderstorm Warning	LZK	Clark, Garland, Hot Spring, Montgomery, Pike	52 min
Mar 10, 7:54 PM CST	Severe Thunderstorm Warning	LZK	Cleburne, Independence, Stone, Van Buren	51 min
Mar 10, 8:02 PM CST	Severe Thunderstorm Warning	LZK	Cleburne, Faulkner, Independence, Jackson, Lonoke, White	43 min
Mar 10, 8:04 PM CST	Severe Thunderstorm Warning	LZK	Conway, Faulkner, Perry, Van Buren	41 min
Mar 10, 8:07 PM CST	Severe Thunderstorm Warning	LZK	Faulkner, Grant, Lonoke, Pulaski, Saline	38 min
Mar 10, 8:09 PM CST	Severe Thunderstorm Warning	LZK	Calhoun, Ouachita	51 min
Mar 10, 8:17 PM CST	Severe Thunderstorm Warning	LZK	Clark, Garland, Hot Spring, Saline	43 min
Mar 10, 8:26 PM CST	Tornado Warning	LZK	Cleburne, Independence, Jackson, White	49 min
Mar 10, 8:32 PM CST	Severe Thunderstorm Warning	LZK	Faulkner, Lonoke, Pulaski, White	43 min
Mar 10, 8:33 PM CST	Severe Thunderstorm Warning	LZK	Conway, Faulkner, Perry, Pulaski, Saline	34 min
Mar 10, 8:48 PM CST	Severe Thunderstorm Warning	LZK	Bradley, Calhoun, Cleveland, Dallas	42 min
Mar 10, 8:50 PM CST	Severe Thunderstorm Warning	LZK	Independence, Izard, Sharp	40 min
Mar 10, 8:55 PM CST	Severe Thunderstorm Warning	LZK	Calhoun, Clark, Cleveland, Dallas, Grant, Hot Spring and 1 more	50 min
Mar 10, 9:03 PM CST	Severe Thunderstorm Warning	LZK	Arkansas, Grant, Jefferson, Lonoke, Prairie, Pulaski	42 min
Mar 10, 9:05 PM CST	Severe Thunderstorm Warning	LZK	Cleburne, Conway, Faulkner, Independence, Lonoke, Prairie and 3 more	40 min
Mar 10, 9:08 PM CST	Severe Thunderstorm Warning	SHV	Union	37 min
Mar 10, 9:12 PM CST	Tornado Warning	LZK	Cleburne, Faulkner, Independence, Stone, Van Buren, White	48 min
Mar 10, 9:16 PM CST	Tornado Warning	LZK	Independence, Jackson, Sharp, White	44 min
Mar 10, 9:43 PM CST	Severe Thunderstorm Warning	SHV	Union	62 min
Mar 10, 9:49 PM CST	Severe Thunderstorm Warning	LZK	Cleburne, Independence, Jackson, Lonoke, Monroe, Prairie and 2 more	56 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
Mar 10, 11:39 AM CST	Severe Thunderstorm Watch	SPC	Benton, Carroll, Columbia, Crawford, Franklin, Hempstead and 16 more	5 hr
Mar 10, 3:13 PM CST	Mesoscale Discussion	SPC	Ashley, Baxter, Benton, Boone, Bradley, Calhoun and 48 more	92 min
Mar 10, 3:42 PM CST	Severe Thunderstorm Watch	SPC	Benton, Carroll, Madison, Washington	6 hr
Mar 10, 4:00 PM CST	Severe Thunderstorm Watch	SPC	Little River, Sevier	4 hr
Mar 10, 5:18 PM CST	Mesoscale Discussion	SPC	Calhoun, Clark, Cleburne, Cleveland, Columbia, Conway and 16 more	87 min

Nearby

Tornado Watches in Arkansas, 2010 Every tornado watch in 2010

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.