Alert archive / Kansas / Severe Thunderstorm Watches in 2016

Severe Thunderstorm Watch 334

July 6, 201628 counties in Kansas; 13 counties in Missouri; 6 counties in Oklahoma

The Storm Prediction Center issued this severe thunderstorm watch at Jul 6, 2016, 2:19 AM CDT for 28 counties in Kansas; 13 counties in Missouri; 6 counties in Oklahoma. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
Jul 6, 2016, 2:19 AM CDT (07:19 UTC)
Expired
Jul 6, 2016, 9:00 AM CDT
In force
7 hr
Issued by
the Storm Prediction Center
Largest hail expected
1.5 in
Strongest gust expected
60 kt
All 47 counties

Allen County, KS, Anderson County, KS, Bourbon County, KS, Butler County, KS, Chase County, KS, Chautauqua County, KS, Cherokee County, KS, Coffey County, KS, Cowley County, KS, Crawford County, KS, Dickinson County, KS, Elk County, KS, Franklin County, KS, Geary County, KS, Greenwood County, KS, Labette County, KS, Linn County, KS, Lyon County, KS, Marion County, KS, Miami County, KS, Montgomery County, KS, Morris County, KS, Neosho County, KS, Osage County, KS, Ottawa County, KS, Wabaunsee County, KS, Wilson County, KS, Woodson County, KS, Barton County, MO, Bates County, MO, Cedar County, MO, Christian County, MO, Dade County, MO, Greene County, MO, Hickory County, MO, Jasper County, MO, Lawrence County, MO, Newton County, MO, Polk County, MO, St. Clair County, MO, Vernon County, MO, Craig County, OK, Kay County, OK, Nowata County, OK, Osage County, OK, Ottawa County, OK, Washington County, OK

The radar

The Topeka radar (KTWX), 126 km from the middle of the area, began a volume at 07:21 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
5%
One or more EF2 to EF5 tornadoes
2%
Ten or more severe wind reports
40%
One or more gusts of 65 knots or more
10%
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

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

IssuedProductOfficeCountiesLasted
Jul 6, 2:29 AM CDTSevere Thunderstorm WarningICTButler, Cowley, Sedgwick, Sumner31 min
Jul 6, 3:48 AM CDTSevere Thunderstorm WarningICTChautauqua, Cowley, Elk, Greenwood, Montgomery, Wilson57 min
Jul 6, 4:31 AM CDTSevere Thunderstorm WarningICTAllen, Labette, Montgomery, Neosho, Wilson, Woodson44 min
Jul 6, 4:44 AM CDTSevere Thunderstorm WarningSGFBourbon, Cherokee, Crawford46 min
Jul 6, 5:03 AM CDTSevere Thunderstorm WarningSGFBarton, Jasper, Vernon57 min

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 (KFOE), launched 00:00Z, 7.3 hours before the alert went out and 111 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-pSkew-T log-p diagram, Topeka, KS at 00:00Z on 2016-07-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5225 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Topeka, KS at 00:00Z on 2016-07-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
5225 J/kg
Mixed-layer CIN
-12 J/kg
Mixed-layer LCL
1379 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
41 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.

IssuedProductOfficeCountiesLasted
Jul 5, 7:31 PM CDTMesoscale DiscussionSPCClay, Cloud, Decatur, Ellis, Ellsworth, Gove and 17 more119 min
Jul 5, 9:11 PM CDTSevere Thunderstorm WatchSPCBarber, Barton, Comanche, Edwards, Ellis, Ellsworth and 23 more7 hr
Jul 5, 11:20 PM CDTMesoscale DiscussionSPCBarber, Barton, Butler, Clark, Cloud, Comanche and 36 more115 min
Jul 6, 1:50 AM CDTMesoscale DiscussionSPCAllen, Anderson, Barber, Barton, Bourbon, Butler and 33 more85 min
Jul 6, 3:47 AM CDTMesoscale DiscussionSPCBarber, Comanche, Edwards, Harper, Hodgeman, Kingman and 7 more58 min
Jul 6, 3:21 PM CDTMesoscale DiscussionSPCCheyenne, Rawlins54 min
Jul 6, 3:49 PM CDTSevere Thunderstorm WatchSPCCheyenne, Decatur, Graham, Norton, Phillips, Rawlins and 4 more8 hr
Jul 6, 1:27 AM CDTMesoscale DiscussionSPCClark, Scotland2 hr
Jul 6, 5:04 AM CDTMesoscale DiscussionSPCClark116 min
Jul 6, 5:56 AM CDTMesoscale DiscussionSPCBarton, Christian, Dade, Greene, Jasper, Lawrence and 2 more2 hr
Jul 6, 10:32 AM CDTMesoscale DiscussionSPCBollinger, Butler, Cape Girardeau, Carter, Dunklin, Iron and 11 more58 min
Jul 6, 10:48 AM CDTSevere Thunderstorm WatchSPCBollinger, Butler, Cape Girardeau, Carter, Crawford, Dent and 19 more5 hr
Jul 6, 12:53 PM CDTMesoscale DiscussionSPCBollinger, Butler, Cape Girardeau, Carter, Crawford, Dent and 18 more67 min
Jul 6, 4:39 PM CDTMesoscale DiscussionSPCBeckham, Harmon, Roger Mills3 hr

Nearby

Severe Thunderstorm Watches in Kansas, 2016Severe Thunderstorm Watches in Missouri, 2016Severe Thunderstorm Watches in Oklahoma, 2016Every severe thunderstorm watch in 2016

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.