Alert archive / Kansas / Severe Thunderstorm Watches in 2016

Severe Thunderstorm Watch 377

July 13, 201631 counties in Kansas; 11 counties in Missouri

The Storm Prediction Center issued this severe thunderstorm watch at Jul 13, 2016, 8:07 AM CDT for 31 counties in Kansas; 11 counties in Missouri. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Jul 13, 2016, 8:07 AM CDT (13:07 UTC)
Expired
Jul 13, 2016, 1:14 PM CDT
In force
5 hr
Issued by
the Storm Prediction Center
Largest hail expected
1.5 in
Strongest gust expected
60 kt
All 42 counties

Allen County, KS, Anderson County, KS, Atchison County, KS, Bourbon County, KS, Brown County, KS, Chase County, KS, Clay County, KS, Coffey County, KS, Doniphan County, KS, Douglas County, KS, Franklin County, KS, Geary County, KS, Greenwood County, KS, Jackson County, KS, Jefferson County, KS, Johnson County, KS, Leavenworth County, KS, Linn County, KS, Lyon County, KS, Marshall County, KS, Miami County, KS, Morris County, KS, Nemaha County, KS, Osage County, KS, Pottawatomie County, KS, Riley County, KS, Shawnee County, KS, Wabaunsee County, KS, Washington County, KS, Woodson County, KS, Wyandotte County, KS, Andrew County, MO, Bates County, MO, Buchanan County, MO, Cass County, MO, Clay County, MO, Clinton County, MO, DeKalb County, MO, Holt County, MO, Jackson County, MO, Platte County, MO, Vernon County, MO

The radar

The Topeka radar (KTWX), 8 km from the middle of the area, began a volume at 13:10 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
10%
One or more EF2 to EF5 tornadoes
5%
Ten or more severe wind reports
30%
One or more gusts of 65 knots or more
20%
Ten or more severe hail reports
20%
One or more hailstones of 2 inches or more
10%
Six or more combined severe hail and wind reports
60%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Jul 13, 8:10 AM CDTSevere Thunderstorm WarningTOPClay, Dickinson, Geary, Pottawatomie, Riley, Wabaunsee50 min
Jul 13, 8:23 AM CDTSevere Thunderstorm WarningICTButler, Chase, Harvey, McPherson, Marion55 min
Jul 13, 8:48 AM CDTSevere Thunderstorm WarningTOPMarshall, Nemaha, Pottawatomie42 min
Jul 13, 8:54 AM CDTSevere Thunderstorm WarningTOPJackson, Pottawatomie, Riley, Shawnee, Wabaunsee66 min
Jul 13, 9:26 AM CDTSevere Thunderstorm WarningTOPBrown, Jackson, Nemaha49 min
Jul 13, 9:36 AM CDTSevere Thunderstorm WarningTOPDouglas, Jefferson, Osage, Shawnee39 min
Jul 13, 9:39 AM CDTSevere Thunderstorm WarningEAXAtchison, Doniphan36 min
Jul 13, 10:02 AM CDTSevere Thunderstorm WarningEAXAtchison, Doniphan, Leavenworth28 min
Jul 13, 10:05 AM CDTSevere Thunderstorm WarningEAXJohnson, Leavenworth, Miami25 min
Jul 13, 10:25 AM CDTSevere Thunderstorm WarningEAXAtchison, Doniphan, Johnson, Leavenworth, Wyandotte35 min
Jul 13, 10:41 AM CDTSevere Thunderstorm WarningEAXJohnson, Wyandotte34 min
Jul 13, 11:05 AM CDTSevere Thunderstorm WarningEAXCass, Clay, Jackson, Johnson, Lafayette, Ray25 min
Jul 13, 11:27 AM CDTSevere Thunderstorm WarningEAXCarroll, Cass, Jackson, Johnson, Lafayette, Pettis and 2 more48 min
Jul 13, 11:30 AM CDTSevere Thunderstorm WarningSGFBourbon45 min
Jul 13, 12:15 PM CDTSevere Thunderstorm WarningSGFBarton, Cedar, Dade, Hickory, Polk, St. Clair and 1 more60 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 12:00Z, 1.1 hours before the alert went out and 44 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 12:00Z on 2016-07-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1665 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 12:00Z on 2016-07-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 304 square meters per square second.193958Sfc1 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
1665 J/kg
Mixed-layer CIN
-200 J/kg
Mixed-layer LCL
1180 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
304 m²/s²
0-3 km storm-relative helicity
265 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.6

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 12, 8:27 PM CDTMesoscale DiscussionSPCAnderson, Butler, Chase, Coffey, Douglas, Franklin and 14 more63 min
Jul 13, 2:33 AM CDTMesoscale DiscussionSPCEllis, Gove, Graham, Greeley, Lane, Logan and 7 more117 min
Jul 13, 3:25 AM CDTSevere Thunderstorm WatchSPCBarton, Cheyenne, Decatur, Dickinson, Ellis, Ellsworth and 28 more7 hr
Jul 13, 6:40 AM CDTMesoscale DiscussionSPCChase, Coffey, Dickinson, Douglas, Ellsworth, Franklin and 12 more95 min
Jul 13, 6:57 PM CDTMesoscale DiscussionSPCAllen, Bourbon, Butler, Chautauqua, Cherokee, Cowley and 9 more3 hr
Jul 13, 10:33 AM CDTMesoscale DiscussionSPCAdair, Boone, Caldwell, Carroll, Chariton, Cooper and 23 more117 min
Jul 13, 11:14 AM CDTSevere Thunderstorm WatchSPCAdair, Audrain, Benton, Boone, Caldwell, Callaway and 56 more5 hr
Jul 13, 2:10 PM CDTMesoscale DiscussionSPCSainte Genevieve, City of Saint Louis65 min
Jul 13, 2:37 PM CDTSevere Thunderstorm WatchSPCBollinger, Cape Girardeau, Iron, Madison, Perry, Reynolds and 2 more5 hr
Jul 13, 5:08 PM CDTMesoscale DiscussionSPCBollinger, Butler, Cape Girardeau, Carter, Crawford, Dent and 18 more2 hr

Nearby

Severe Thunderstorm Watches in Kansas, 2016Severe Thunderstorm Watches in Missouri, 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.