Alert archive / Missouri / Tornado Watches in 2013

Tornado Watch 186

May 19, 20134 counties in Illinois; Bourbon County, Cherokee County, Crawford County, Kansas; 61 counties in Missouri

The Storm Prediction Center issued this tornado watch at May 19, 2013, 6:25 PM CDT for 4 counties in Illinois; Bourbon County, Cherokee County, Crawford County, Kansas; 61 counties in Missouri. It was in force for 9 hr.

The area

The outline as issued.

The facts

Issued: May 19, 2013, 6:25 PM CDT (23:25 UTC)
Expired: May 20, 2013, 3:00 AM CDT
In force: 9 hr
Issued by: the Storm Prediction Center
Largest hail expected: 2 in
Strongest gust expected: 80 kt

All 68 counties

Adams County, IL, Brown County, IL, Calhoun County, IL, Pike County, IL, Bourbon County, KS, Cherokee County, KS, Crawford County, KS, Adair County, MO, Audrain County, MO, Barry County, MO, Barton County, MO, Bates County, MO, Benton County, MO, Boone County, MO, Callaway County, MO, Camden County, MO, Carroll County, MO, Cedar County, MO, Chariton County, MO, Christian County, MO, Cole County, MO, Cooper County, MO, Dade County, MO, Dallas County, MO, Gasconade County, MO, Greene County, MO, Grundy County, MO, Henry County, MO, Hickory County, MO, Howard County, MO, Jasper County, MO, Johnson County, MO, Knox County, MO, Laclede County, MO, Lafayette County, MO, Lawrence County, MO, Lewis County, MO, Lincoln County, MO, Linn County, MO, Livingston County, MO, Macon County, MO, Maries County, MO, Marion County, MO, McDonald County, MO, Miller County, MO, Moniteau County, MO, Monroe County, MO, Montgomery County, MO, Morgan County, MO, Newton County, MO, Osage County, MO, Pettis County, MO, Pike County, MO, Polk County, MO, Pulaski County, MO, Putnam County, MO, Ralls County, MO, Randolph County, MO, Saline County, MO, Schuyler County, MO, Shelby County, MO, St. Clair County, MO, Stone County, MO, Sullivan County, MO, Vernon County, MO, Warren County, MO, Webster County, MO, Wright County, MO

The radar

The Pleasant Hill radar (KEAX), 107 km from the middle of the area, began a volume at 23:24 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: 70%
One or more EF2 to EF5 tornadoes: 20%
Ten or more severe wind reports: 95%
One or more gusts of 65 knots or more: 50%
Ten or more severe hail reports: 95%
One or more hailstones of 2 inches or more: 30%
Six or more combined severe hail and wind reports: 95%

Warnings issued inside it

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

Issued	Product	Office	Counties	Lasted
May 19, 6:34 PM CDT	Severe Thunderstorm Warning	EAX	Bates, Cass, Henry, Jackson, Johnson	41 min
May 19, 7:09 PM CDT	Severe Thunderstorm Warning	SGF	Newton	36 min
May 19, 7:29 PM CDT	Severe Thunderstorm Warning	EAX	Bates, Henry	46 min
May 19, 7:30 PM CDT	Severe Thunderstorm Warning	EAX	Johnson, Lafayette, Pettis, Saline	45 min
May 19, 7:42 PM CDT	Severe Thunderstorm Warning	EAX	Carroll, Chariton, Grundy, Linn, Livingston	48 min
May 19, 7:59 PM CDT	Severe Thunderstorm Warning	EAX	Caldwell, Cass, Clay, Clinton, Jackson, Johnson and 2 more	46 min
May 19, 8:01 PM CDT	Severe Thunderstorm Warning	EAX	Grundy, Harrison, Mercer	44 min
May 19, 8:06 PM CDT	Severe Thunderstorm Warning	EAX	Carroll, Chariton, Linn, Saline	39 min
May 19, 8:35 PM CDT	Severe Thunderstorm Warning	EAX	Carroll, Daviess, Grundy, Harrison, Linn, Livingston and 1 more	25 min
May 19, 9:09 PM CDT	Severe Thunderstorm Warning	EAX	Adair, Putnam, Schuyler	51 min
May 19, 9:21 PM CDT	Tornado Warning	EAX	Putnam, Schuyler	24 min
May 19, 10:00 PM CDT	Severe Thunderstorm Warning	SGF	Bourbon	60 min
May 19, 10:24 PM CDT	Severe Thunderstorm Warning	EAX	Bates, Henry	36 min
May 19, 10:36 PM CDT	Severe Thunderstorm Warning	EAX	Bates, Cass, Henry, Johnson	24 min
May 19, 10:41 PM CDT	Severe Thunderstorm Warning	SGF	St. Clair	34 min
May 19, 10:59 PM CDT	Severe Thunderstorm Warning	SGF	Cherokee, Crawford	61 min
May 19, 11:33 PM CDT	Severe Thunderstorm Warning	SGF	Barton, Jasper, Vernon	57 min
May 20, 12:04 AM CDT	Flash Flood Warning	SGF	Bourbon	9 hr
May 20, 12:08 AM CDT	Severe Thunderstorm Warning	SGF	Cedar, Dade, St. Clair	67 min
May 20, 12:13 AM CDT	Tornado Warning	SGF	Barton, Dade	47 min
May 20, 12:38 AM CDT	Severe Thunderstorm Warning	SGF	Benton, Hickory, Polk	52 min
May 20, 12:42 AM CDT	Tornado Warning	SGF	Polk	33 min
May 20, 1:17 AM CDT	Severe Thunderstorm Warning	SGF	Camden, Dallas	43 min
May 20, 2:40 AM CDT	Flash Flood Warning	SGF	Cherokee, Crawford	6 hr

Discussions around it

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

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 11.4 hours before the alert went out and 224 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 33 J/kg
Mixed-layer CIN: -215 J/kg
Mixed-layer LCL: 1206 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: -35 m²/s²
0-3 km storm-relative helicity: 39 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 19, 11:30 AM CDT	Mesoscale Discussion	SPC	Adams, Hancock, Henderson, Mercer, Pike	90 min
May 19, 2:59 PM CDT	Tornado Watch	SPC	Bureau, Carroll, Hancock, Henderson, Henry, Jo Daviess and 7 more	8 hr
May 19, 6:08 PM CDT	Mesoscale Discussion	SPC	Bureau, Fulton, Knox, Lee, Marshall, Peoria and 4 more	67 min
May 18, 7:29 PM CDT	Tornado Watch	SPC	Clay, Cloud, Dickinson, Geary, Jewell, Marshall and 7 more	5 hr
May 18, 7:40 PM CDT	Mesoscale Discussion	SPC	Barber, Barton, Comanche, Dickinson, Edwards, Ellsworth and 15 more	65 min
May 18, 10:00 PM CDT	Mesoscale Discussion	SPC	Anderson, Atchison, Brown, Coffey, Doniphan, Douglas and 14 more	30 min
May 18, 10:39 PM CDT	Tornado Watch	SPC	Anderson, Atchison, Brown, Coffey, Doniphan, Douglas and 11 more	3 hr
May 18, 11:40 PM CDT	Mesoscale Discussion	SPC	Clay, Geary, Marshall, Morris, Pottawatomie, Riley and 1 more	35 min
May 19, 5:25 AM CDT	Mesoscale Discussion	SPC	Allen, Bourbon, Cherokee, Crawford, Labette, Montgomery and 2 more	2 hr
May 19, 12:51 PM CDT	Mesoscale Discussion	SPC	Allen, Anderson, Atchison, Brown, Butler, Chase and 41 more	114 min
May 19, 1:47 PM CDT	Tornado Watch	SPC	Allen, Anderson, Atchison, Barber, Brown, Butler and 53 more	10 hr
May 19, 4:57 PM CDT	Mesoscale Discussion	SPC	Allen, Anderson, Atchison, Butler, Chase, Chautauqua and 22 more	63 min
May 19, 5:54 PM CDT	Mesoscale Discussion	SPC	Cherokee, Crawford	66 min
May 19, 6:27 PM CDT	Mesoscale Discussion	SPC	Chautauqua, Cowley, Elk	63 min
May 19, 1:48 AM CDT	Mesoscale Discussion	SPC	Daviess, DeKalb, Gentry, Harrison, Nodaway, Worth	87 min
May 18, 9:03 PM CDT	Mesoscale Discussion	SPC	Alfalfa, Beaver, Beckham, Blaine, Caddo, Canadian and 33 more	57 min
May 18, 10:44 PM CDT	Mesoscale Discussion	SPC	Cleveland, Creek, Garvin, Grady, Hughes, Lincoln and 14 more	31 min
May 18, 11:00 PM CDT	Severe Thunderstorm Watch	SPC	Carter, Cleveland, Coal, Comanche, Cotton, Craig and 24 more	4 hr
May 19, 1:45 PM CDT	Mesoscale Discussion	SPC	Alfalfa, Blaine, Caddo, Canadian, Carter, Cleveland and 26 more	60 min
May 19, 2:14 PM CDT	Tornado Watch	SPC	Adair, Atoka, Bryan, Caddo, Canadian, Carter and 50 more	9 hr
May 19, 3:27 PM CDT	Mesoscale Discussion	SPC	Alfalfa, Beaver, Ellis, Harper, Woods, Woodward	63 min
May 19, 4:37 PM CDT	Mesoscale Discussion	SPC	Cleveland, Lincoln, Oklahoma, Pottawatomie	53 min
May 19, 5:08 PM CDT	Mesoscale Discussion	SPC	Cleveland, Creek, Lincoln, Oklahoma, Pottawatomie	37 min

Nearby

Tornado Watches in Missouri, 2013 Tornado Watches in Illinois, 2013 Tornado Watches in Kansas, 2013 Every tornado watch in 2013

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.