Alert archive / Kansas / Tornado Watches in 2024

Tornado Watch 164

April 30, 202434 counties in Kansas; 8 counties in Missouri

The Storm Prediction Center issued this tornado watch at Apr 30, 2024, 3:28 PM CDT for 34 counties in Kansas; 8 counties in Missouri. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
Apr 30, 2024, 3:28 PM CDT (20:28 UTC)
Expired
Apr 30, 2024, 10:29 PM CDT
In force
7 hr
Issued by
the Storm Prediction Center
Largest hail expected
2.5 in
Strongest gust expected
60 kt
All 42 counties

Allen County, KS, Anderson County, KS, Atchison County, KS, Brown County, KS, Butler County, KS, Chase County, KS, Chautauqua County, KS, Coffey County, KS, Cowley County, KS, Doniphan County, KS, Douglas County, KS, Elk County, KS, Franklin County, KS, Geary County, KS, Greenwood County, KS, Harper County, KS, Harvey County, KS, Jackson County, KS, Jefferson County, KS, Lyon County, KS, Marion County, KS, Marshall County, KS, Morris County, KS, Nemaha County, KS, Neosho County, KS, Osage County, KS, Pottawatomie County, KS, Riley County, KS, Sedgwick County, KS, Shawnee County, KS, Sumner County, KS, Wabaunsee County, KS, Wilson County, KS, Woodson County, KS, Andrew County, MO, Atchison County, MO, Buchanan County, MO, DeKalb County, MO, Gentry County, MO, Holt County, MO, Nodaway County, MO, Worth County, MO

The radar

The Topeka radar (KTWX), 54 km from the middle of the area, began a volume at 20:27 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
50%
One or more EF2 to EF5 tornadoes
20%
Ten or more severe wind reports
70%
One or more gusts of 65 knots or more
10%
Ten or more severe hail reports
70%
One or more hailstones of 2 inches or more
60%
Six or more combined severe hail and wind reports
95%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Apr 30, 3:32 PM CDTSevere Thunderstorm WarningTOPMarshall28 min
Apr 30, 3:59 PM CDTSevere Thunderstorm Warning Considerable damage threatTOPMarshall, Nemaha31 min
Apr 30, 4:03 PM CDTSevere Thunderstorm Warning Considerable damage threatTOPMarshall27 min
Apr 30, 4:07 PM CDTSevere Thunderstorm Warning Considerable damage threatTOPPottawatomie23 min
Apr 30, 4:26 PM CDTSevere Thunderstorm Warning Considerable damage threatTOPMarshall, Nemaha34 min
Apr 30, 4:28 PM CDTSevere Thunderstorm Warning Considerable damage threatTOPBrown, Nemaha32 min
Apr 30, 4:28 PM CDTSevere Thunderstorm WarningTOPPottawatomie32 min
Apr 30, 4:34 PM CDTSevere Thunderstorm WarningICTHarvey41 min
Apr 30, 4:35 PM CDTTornado WarningTOPMarshall, Nemaha25 min
Apr 30, 4:37 PM CDTSevere Thunderstorm WarningTOPGeary, Morris23 min
Apr 30, 4:40 PM CDTTornado WarningTOPPottawatomie35 min
Apr 30, 4:47 PM CDTSevere Thunderstorm WarningTOPMorris28 min
Apr 30, 4:49 PM CDTSevere Thunderstorm Warning Considerable damage threatTOPBrown, Marshall, Nemaha26 min
Apr 30, 4:55 PM CDTTornado WarningTOPMarshall, Nemaha35 min
Apr 30, 5:04 PM CDTSevere Thunderstorm Warning Considerable damage threatTOPJackson, Pottawatomie26 min
Apr 30, 5:06 PM CDTSevere Thunderstorm WarningEAXAtchison, Holt, Nodaway54 min
Apr 30, 5:07 PM CDTSevere Thunderstorm WarningICTChase, Marion68 min
Apr 30, 5:07 PM CDTSevere Thunderstorm WarningTOPGeary, Morris, Wabaunsee23 min
Apr 30, 5:10 PM CDTSevere Thunderstorm WarningICTHarvey, Sedgwick65 min
Apr 30, 5:12 PM CDTSevere Thunderstorm WarningTOPPottawatomie, Wabaunsee33 min
Apr 30, 5:12 PM CDTSevere Thunderstorm WarningTOPMorris33 min
Apr 30, 5:15 PM CDTSevere Thunderstorm WarningICTHarvey45 min
Apr 30, 5:22 PM CDTSevere Thunderstorm Warning Considerable damage threatTOPJackson, Pottawatomie, Shawnee38 min
Apr 30, 5:24 PM CDTSevere Thunderstorm WarningTOPGeary, Lyon, Morris, Wabaunsee36 min
Apr 30, 5:24 PM CDTSevere Thunderstorm Warning Considerable damage threatEAXAtchison, Nodaway26 min
Apr 30, 5:28 PM CDTTornado WarningTOPNemaha32 min
Apr 30, 5:30 PM CDTSevere Thunderstorm WarningICTKingman, Sedgwick45 min
Apr 30, 5:34 PM CDTTornado WarningEAXHolt26 min
Apr 30, 5:36 PM CDTTornado WarningICTHarvey13 min
Apr 30, 5:38 PM CDTTornado WarningTOPJackson, Pottawatomie, Shawnee22 min
Apr 30, 5:46 PM CDTTornado WarningTOPJackson, Nemaha29 min
Apr 30, 5:49 PM CDTSevere Thunderstorm Warning Considerable damage threatTOPBrown26 min
Apr 30, 5:49 PM CDTTornado WarningTOPJackson, Shawnee26 min
Apr 30, 5:51 PM CDTSevere Thunderstorm WarningICTButler54 min
Apr 30, 5:53 PM CDTSevere Thunderstorm WarningICTHarvey23 min
Apr 30, 5:53 PM CDTSevere Thunderstorm Warning Considerable damage threatEAXAtchison, Holt, Nodaway52 min
Apr 30, 5:54 PM CDTSevere Thunderstorm WarningICTButler, Sedgwick96 min
Apr 30, 5:54 PM CDTSevere Thunderstorm WarningTOPLyon, Morris, Wabaunsee36 min
Apr 30, 6:06 PM CDTSevere Thunderstorm WarningEAXAtchison42 min
Apr 30, 6:06 PM CDTSevere Thunderstorm Warning Considerable damage threatTOPBrown, Jackson24 min
Apr 30, 6:11 PM CDTTornado WarningTOPJackson, Jefferson, Shawnee34 min
Apr 30, 6:12 PM CDTSevere Thunderstorm WarningEAXDoniphan19 min
Apr 30, 6:14 PM CDTTornado WarningICTButler16 min
Apr 30, 6:15 PM CDTSevere Thunderstorm WarningICTHarper, Kingman, Sedgwick, Sumner30 min
Apr 30, 6:20 PM CDTSevere Thunderstorm WarningICTSedgwick9 min
Apr 30, 6:21 PM CDTSevere Thunderstorm WarningICTButler, Cowley54 min
Apr 30, 6:31 PM CDTTornado WarningTOPDouglas, Jefferson, Shawnee44 min
Apr 30, 6:35 PM CDTSevere Thunderstorm WarningICTCowley, Sumner55 min
Apr 30, 6:36 PM CDTTornado WarningTOPDouglas, Jefferson, Shawnee39 min
Apr 30, 6:38 PM CDTTornado WarningICTCowley23 min
Apr 30, 6:38 PM CDTSevere Thunderstorm Warning Considerable damage threatEAXGentry, Nodaway, Worth52 min
Apr 30, 6:46 PM CDTSevere Thunderstorm WarningICTButler, Greenwood22 min
Apr 30, 6:48 PM CDTSevere Thunderstorm Warning Destructive damage threatTOPDouglas, Osage, Shawnee27 min
Apr 30, 6:52 PM CDTSevere Thunderstorm WarningICTHarper, Sumner53 min
Apr 30, 6:57 PM CDTTornado WarningTOPDouglas, Jefferson33 min
Apr 30, 7:03 PM CDTSevere Thunderstorm Warning Considerable damage threatTOPDouglas, Franklin27 min
Apr 30, 7:05 PM CDTSevere Thunderstorm WarningICTButler, Chautauqua, Cowley, Elk, Greenwood55 min
Apr 30, 7:06 PM CDTSevere Thunderstorm WarningICTHarper, Sumner42 min
Apr 30, 7:11 PM CDTSevere Thunderstorm Warning Considerable damage threatEAXWorth49 min
Apr 30, 7:12 PM CDTTornado WarningTOPDouglas, Jefferson18 min
Apr 30, 7:30 PM CDTSevere Thunderstorm WarningICTCowley, Sumner45 min
Apr 30, 7:40 PM CDTSevere Thunderstorm Warning Considerable damage threatEAXGentry, Harrison, Worth50 min
Apr 30, 7:45 PM CDTSevere Thunderstorm WarningICTHarper, Sumner60 min
Apr 30, 7:48 PM CDTSevere Thunderstorm WarningEAXGentry, Harrison, Worth42 min
Apr 30, 7:49 PM CDTSevere Thunderstorm Warning Considerable damage threatICTChautauqua, Cowley, Elk56 min
Apr 30, 8:09 PM CDTSevere Thunderstorm WarningICTCowley, Sumner36 min
Apr 30, 8:26 PM CDTTornado WarningICTChautauqua, Montgomery34 min
Apr 30, 8:26 PM CDTSevere Thunderstorm WarningEAXGentry, Harrison, Mercer49 min
Apr 30, 8:45 PM CDTSevere Thunderstorm Warning Considerable damage threatICTCowley27 min
Apr 30, 8:52 PM CDTSevere Thunderstorm WarningICTLabette, Montgomery, Neosho, Wilson46 min
Apr 30, 8:53 PM CDTSevere Thunderstorm Warning Considerable damage threatICTChautauqua, Elk, Montgomery44 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, 8.5 hours before the alert went out and 12 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 2024-04-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5 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 2024-04-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 40 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
5 J/kg
Mixed-layer CIN
-192 J/kg
Mixed-layer LCL
1578 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
87 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
Apr 30, 2:35 PM CDTMesoscale DiscussionSPCAtchison, Butler, Chase, Dickinson, Geary, Greenwood and 18 more115 min
Apr 30, 5:30 PM CDTMesoscale DiscussionSPCAtchison, Brown, Butler, Chase, Chautauqua, Coffey and 24 more90 min
Apr 30, 5:52 PM CDTSevere Thunderstorm WatchSPCJohnson, Leavenworth, Linn, Miami, Wyandotte5 hr
Apr 30, 6:54 PM CDTMesoscale DiscussionSPCPutnam, Schuyler96 min
Apr 30, 1:05 PM CDTMesoscale DiscussionSPCBurt, Butler, Cass, Colfax, Cuming, Dodge and 10 more85 min
Apr 30, 1:33 PM CDTTornado WatchSPCBurt, Butler, Cass, Colfax, Cuming, Dakota and 19 more8 hr
Apr 30, 2:29 PM CDTMesoscale DiscussionSPCDakota, Dixon2 hr
Apr 30, 3:57 PM CDTMesoscale DiscussionSPCBurt, Cass, Douglas, Washington93 min

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.