Alert archive / Kansas / Tornado Watches in 2024

Tornado Watch 480

June 28, 202427 counties in Kansas; 27 counties in Missouri

The Storm Prediction Center issued this tornado watch at Jun 28, 2024, 5:20 PM CDT for 27 counties in Kansas; 27 counties in Missouri. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Jun 28, 2024, 5:20 PM CDT (22:20 UTC)
Expired
Jun 28, 2024, 11:00 PM CDT
In force
6 hr
Issued by
the Storm Prediction Center
Largest hail expected
2.5 in
Strongest gust expected
65 kt
All 54 counties

Anderson County, KS, Atchison County, KS, Brown County, KS, Chase County, KS, Clay County, KS, Coffey County, KS, Dickinson County, KS, Doniphan County, KS, Douglas County, KS, Franklin County, KS, Geary County, KS, Jackson County, KS, Jefferson County, KS, Johnson County, KS, Leavenworth County, KS, Linn County, KS, Lyon County, KS, Marion 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, Wyandotte County, KS, Andrew County, MO, Buchanan County, MO, Caldwell County, MO, Carroll County, MO, Cass County, MO, Chariton County, MO, Clay County, MO, Clinton County, MO, Daviess County, MO, DeKalb County, MO, Gentry County, MO, Grundy County, MO, Harrison County, MO, Holt County, MO, Jackson County, MO, Johnson County, MO, Lafayette County, MO, Linn County, MO, Livingston County, MO, Mercer County, MO, Nodaway County, MO, Platte County, MO, Putnam County, MO, Ray County, MO, Saline County, MO, Sullivan County, MO, Worth County, MO

The radar

The Pleasant Hill radar (KEAX), 64 km from the middle of the area, began a volume at 22:21 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
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
30%
Ten or more severe hail reports
60%
One or more hailstones of 2 inches or more
30%
Six or more combined severe hail and wind reports
95%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Jun 28, 5:43 PM CDTSevere Thunderstorm WarningTOPDickinson, Geary, Riley47 min
Jun 28, 6:30 PM CDTSevere Thunderstorm Warning Considerable damage threatTOPGeary, Riley45 min
Jun 28, 6:35 PM CDTFlash Flood WarningTOPGeary6 hr
Jun 28, 6:43 PM CDTSevere Thunderstorm WarningTOPGeary, Wabaunsee32 min
Jun 28, 6:51 PM CDTSevere Thunderstorm WarningTOPMarshall, Pottawatomie24 min
Jun 28, 7:11 PM CDTSevere Thunderstorm WarningTOPJackson, Marshall, Nemaha, Pottawatomie34 min
Jun 28, 7:13 PM CDTSevere Thunderstorm Warning Considerable damage threatTOPGeary, Riley32 min
Jun 28, 7:34 PM CDTSevere Thunderstorm WarningTOPLyon, Wabaunsee41 min
Jun 28, 7:47 PM CDTTornado WarningTOPLyon28 min
Jun 28, 8:09 PM CDTSevere Thunderstorm WarningTOPShawnee, Wabaunsee36 min
Jun 28, 8:09 PM CDTTornado WarningTOPLyon, Osage36 min
Jun 28, 8:14 PM CDTFlash Flood WarningTOPGeary, Riley, Wabaunsee4 hr
Jun 28, 8:14 PM CDTSevere Thunderstorm Warning Considerable damage threatTOPShawnee, Wabaunsee31 min
Jun 28, 8:17 PM CDTTornado Warning Tornado observedTOPLyon, Osage43 min
Jun 28, 8:20 PM CDTFlash Flood WarningTOPDickinson, Geary4 hr
Jun 28, 8:26 PM CDTSevere Thunderstorm WarningTOPDouglas, Jefferson, Shawnee34 min
Jun 28, 8:33 PM CDTSevere Thunderstorm Warning Considerable damage threatTOPLyon, Osage42 min
Jun 28, 8:35 PM CDTTornado WarningTOPOsage25 min
Jun 28, 8:41 PM CDTSevere Thunderstorm WarningTOPDouglas, Jefferson, Shawnee34 min
Jun 28, 8:56 PM CDTSevere Thunderstorm Warning Considerable damage threatTOPAnderson, Coffey, Franklin, Osage49 min
Jun 28, 9:00 PM CDTSevere Thunderstorm WarningEAXAtchison, Holt, Nodaway30 min
Jun 28, 9:10 PM CDTTornado WarningTOPOsage20 min
Jun 28, 9:11 PM CDTTornado WarningEAXAtchison, Holt, Nodaway34 min
Jun 28, 9:15 PM CDTSevere Thunderstorm WarningEAXJohnson, Leavenworth30 min
Jun 28, 9:39 PM CDTSevere Thunderstorm Warning Considerable damage threatTOPAnderson, Franklin51 min
Jun 28, 9:47 PM CDTTornado WarningTOPAnderson, Franklin12 min
Jun 28, 9:50 PM CDTSevere Thunderstorm WarningEAXJohnson, Miami25 min
Jun 28, 10:01 PM CDTSevere Thunderstorm WarningTOPCoffey, Osage29 min
Jun 28, 10:08 PM CDTSevere Thunderstorm WarningEAXJohnson, Miami52 min
Jun 28, 10:19 PM CDTSevere Thunderstorm WarningEAXLinn, Miami26 min
Jun 28, 10:29 PM CDTSevere Thunderstorm WarningTOPAnderson31 min
Jun 28, 10:40 PM CDTSevere Thunderstorm WarningEAXLinn, Miami35 min
Jun 28, 10:59 PM CDTSevere Thunderstorm WarningEAXBates, Cass, Henry, Johnson61 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 (KTOP), launched 12:00Z, 10.3 hours before the alert went out and 87 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 2024-06-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 23 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 2024-06-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 329 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
23 J/kg
Mixed-layer CIN
-258 J/kg
Mixed-layer LCL
905 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
329 m²/s²
0-3 km storm-relative helicity
346 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.8

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 27, 8:16 PM CDTMesoscale DiscussionSPCCheyenne, Decatur, Graham, Logan, Norton, Rawlins and 4 more119 min
Jun 27, 9:04 PM CDTMesoscale DiscussionSPCClark, Comanche, Edwards, Ford, Kiowa, Meade and 2 more56 min
Jun 28, 3:23 PM CDTMesoscale DiscussionSPCAtchison, Brown, Doniphan, Jackson, Jefferson, Leavenworth and 2 more3 hr
Jun 28, 3:56 PM CDTMesoscale DiscussionSPCCheyenne, Logan, Rawlins, Sherman, Thomas, Wallace2 hr

Nearby

Tornado Watches in Kansas, 2024Tornado Watches in Missouri, 2024Every tornado watch in 2024

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.