Alert archive / Kansas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 68, NWS Topeka, KS

June 24, 2021Marshall County, Nemaha County, Kansas

NWS Topeka, KS issued this severe thunderstorm warning at Jun 24, 2021, 6:01 PM CDT for Marshall County, Nemaha County, Kansas. It was in force for 44 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 24, 2021, 6:01 PM CDT (23:01 UTC)
Expired
Jun 24, 2021, 6:45 PM CDT
In force
44 min
Issued by
NWS Topeka, KS
Area
Storm-based polygon
Hail
1.5 in
Wind
60.0 mph

Counties Marshall County, KS, Nemaha County, KS

The radar

The Topeka radar (KTWX), 104 km from the middle of the area, began a volume at 23:02 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 24, 3:44 PM CDTTornado WatchSPC5 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 11.0 hours before the alert went out and 116 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 2021-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2072 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Topeka, KS at 12:00Z on 2021-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 342 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
2072 J/kg
Mixed-layer CIN
-283 J/kg
Mixed-layer LCL
688 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
342 m²/s²
0-3 km storm-relative helicity
386 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted.

167 
WUUS53 KTOP 242301
SVRTOP
KSC117-131-242345-
/O.NEW.KTOP.SV.W.0068.210624T2301Z-210624T2345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Topeka KS
601 PM CDT Thu Jun 24 2021

The National Weather Service in Topeka has issued a

* Severe Thunderstorm Warning for...
  Northwestern Nemaha County in northeastern Kansas...
  Northeastern Marshall County in northeastern Kansas...

* Until 645 PM CDT.

* At 600 PM CDT, a severe thunderstorm was located 4 miles northeast
  of Beattie, moving east at 25 mph.

  HAZARD...Ping pong ball size hail and 60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           wind damage to roofs, siding, and trees.

* Locations impacted include...
  Axtell and Beattie. 

A tornado warning remain in effect until 615 PM for north-central 
Marshall County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1000 PM CDT for northeastern
Kansas.

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3988 9608 3986 9643 3996 9647 4000 9629
      4000 9615
TIME...MOT...LOC 2300Z 250DEG 22KT 3992 9636 

HAIL...1.50IN
WIND...60MPH
 
$$

Reese
1 follow-up statement
701 
WWUS53 KTOP 242313
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
613 PM CDT Thu Jun 24 2021

KSC117-131-242345-
/O.CON.KTOP.SV.W.0068.000000T0000Z-210624T2345Z/
Nemaha-Marshall-
613 PM CDT Thu Jun 24 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM CDT
FOR NORTHWESTERN NEMAHA AND NORTHEASTERN MARSHALL COUNTIES...

At 613 PM CDT, a severe thunderstorm was located 5 miles north of
Axtell, moving east at 25 mph.

HAZARD...Ping pong ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees.

Locations impacted include...
Axtell.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 1000 PM CDT for northeastern
Kansas.

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3988 9608 3987 9632 3998 9634 4000 9629
      4000 9615
TIME...MOT...LOC 2313Z 250DEG 22KT 3995 9626 

HAIL...1.50IN
WIND...60MPH
 
$$

Reese

The office that day

Everything else NWS Topeka, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 24, 4:43 AM CDTSpecial Weather StatementTOPBrown32 min
Jun 24, 5:48 AM CDTSevere Thunderstorm WarningTOPJackson, Jefferson, Shawnee27 min
Jun 24, 6:42 AM CDTSevere Thunderstorm WarningTOPDouglas, Franklin18 min
Jun 24, 1:46 PM CDTFlash Flood WatchTOPAnderson, Brown, Coffey, Douglas, Franklin, Jackson and 9 more58 hr
Jun 24, 5:34 PM CDTSevere Thunderstorm WarningTOPMarshall26 min
Jun 24, 5:45 PM CDTTornado WarningTOPMarshall30 min
Jun 24, 6:07 PM CDTTornado WarningTOPMarshall23 min
Jun 24, 6:16 PM CDTTornado WarningTOPMarshall, Nemaha29 min
Jun 24, 6:26 PM CDTTornado WarningTOPMarshall, Nemaha34 min
Jun 24, 6:36 PM CDTSevere Thunderstorm WarningTOPBrown, Nemaha24 min
Jun 24, 6:46 PM CDTSevere Thunderstorm WarningTOPPottawatomie, Riley29 min
Jun 24, 6:58 PM CDTAreal Flood AdvisoryTOPBrown, Nemaha61 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2021Every severe thunderstorm warning in 2021

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.