Alert archive / Mississippi / Tornado Watches in 2010

Tornado Watch 725

October 26, 201041 counties in Mississippi

The Storm Prediction Center issued this tornado watch at Oct 26, 2010, 11:42 AM CDT for 41 counties in Mississippi. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued: Oct 26, 2010, 11:42 AM CDT (16:42 UTC)
Expired: Oct 26, 2010, 7:00 PM CDT
In force: 7 hr
Issued by: the Storm Prediction Center
Largest hail expected: 1.5 in
Strongest gust expected: 60 kt

All 41 counties

Alcorn County, MS, Attala County, MS, Calhoun County, MS, Carroll County, MS, Chickasaw County, MS, Choctaw County, MS, Claiborne County, MS, Clay County, MS, Grenada County, MS, Hinds County, MS, Holmes County, MS, Humphreys County, MS, Issaquena County, MS, Itawamba County, MS, Kemper County, MS, Lafayette County, MS, Leake County, MS, Lee County, MS, Leflore County, MS, Lowndes County, MS, Madison County, MS, Monroe County, MS, Montgomery County, MS, Neshoba County, MS, Noxubee County, MS, Oktibbeha County, MS, Pontotoc County, MS, Prentiss County, MS, Rankin County, MS, Scott County, MS, Sharkey County, MS, Sunflower County, MS, Tallahatchie County, MS, Tippah County, MS, Tishomingo County, MS, Union County, MS, Warren County, MS, Webster County, MS, Winston County, MS, Yalobusha County, MS, Yazoo County, MS

The radar

The Columbus AFB radar (KGWX), 124 km from the middle of the area, began a volume at 16:44 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.

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: 30%
One or more gusts of 65 knots or more: 30%
Ten or more severe hail reports: 20%
One or more hailstones of 2 inches or more: 5%
Six or more combined severe hail and wind reports: 70%

Warnings issued inside it

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

Issued	Product	Office	Counties	Lasted
Oct 26, 2:01 PM CDT	Severe Thunderstorm Warning	JAN	Hinds, Madison, Warren, Yazoo	44 min
Oct 26, 2:15 PM CDT	Severe Thunderstorm Warning	JAN	Claiborne, Copiah, Hinds	45 min
Oct 26, 2:51 PM CDT	Severe Thunderstorm Warning	JAN	Attala, Choctaw, Montgomery, Oktibbeha, Winston	54 min
Oct 26, 3:02 PM CDT	Tornado Warning	MEG	Itawamba, Monroe	15 min
Oct 26, 3:17 PM CDT	Severe Thunderstorm Warning	JAN	Claiborne, Jefferson	43 min
Oct 26, 3:26 PM CDT	Severe Thunderstorm Warning	JAN	Hinds	64 min
Oct 26, 3:57 PM CDT	Severe Thunderstorm Warning	JAN	Claiborne, Copiah, Jefferson	36 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
Oct 26, 3:38 AM CDT	Mesoscale Discussion	SPC	Alcorn, Benton, DeSoto, Marshall, Tate, Tippah and 2 more	2 hr
Oct 26, 4:05 AM CDT	Tornado Watch	SPC	Alcorn, Benton, Calhoun, Chickasaw, Coahoma, DeSoto and 16 more	8 hr
Oct 26, 6:00 AM CDT	Mesoscale Discussion	SPC	Alcorn, Benton, Coahoma, DeSoto, Itawamba, Lafayette and 11 more	2 hr
Oct 26, 8:54 AM CDT	Mesoscale Discussion	SPC	Itawamba, Monroe, Tishomingo	66 min
Oct 26, 10:05 AM CDT	Mesoscale Discussion	SPC	Attala, Carroll, Choctaw, Claiborne, Copiah, Hinds and 20 more	115 min
Oct 26, 11:26 AM CDT	Mesoscale Discussion	SPC	Alcorn, Attala, Calhoun, Carroll, Chickasaw, Choctaw and 24 more	64 min
Oct 26, 3:12 PM CDT	Mesoscale Discussion	SPC	Attala, Choctaw, Claiborne, Clay, Copiah, Hinds and 14 more	93 min
Oct 26, 6:32 PM CDT	Mesoscale Discussion	SPC	Lowndes	58 min

Nearby

Tornado Watches in Mississippi, 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.