Alert archive / Kansas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 16, NWS Topeka, KS

May 8, 2021Republic County, Kansas

NWS Topeka, KS issued this severe thunderstorm warning at May 8, 2021, 7:27 PM CDT for Republic County, Kansas. It was in force for 33 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
May 8, 2021, 7:27 PM CDT (00:27 UTC)
Expired
May 8, 2021, 8:00 PM CDT
In force
33 min
Issued by
NWS Topeka, KS
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

County Republic County, KS

The radar

The Grand Island radar (KUEX), 82 km from the middle of the area, began a volume at 00:28 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
May 8, 6:30 PM CDTTornado WatchSPC7 hr

The nearest sounding before it

Omaha, NE (KOAX), launched 00:00Z, 0.5 hours before the alert went out and 182 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, Omaha, NE at 00:00Z on 2021-05-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Omaha, NE at 00:00Z on 2021-05-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 264 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1451 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
264 m²/s²
0-3 km storm-relative helicity
535 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.1

Open this sounding in Storm Lab

The text

As transmitted.

466 
WUUS53 KTOP 090027
SVRTOP
KSC157-090100-
/O.NEW.KTOP.SV.W.0016.210509T0027Z-210509T0100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Topeka KS
727 PM CDT Sat May 8 2021

The National Weather Service in Topeka has issued a

* Severe Thunderstorm Warning for...
  Northern Republic County in north central Kansas...

* Until 800 PM CDT.

* At 726 PM CDT, a severe thunderstorm was located near Hardy, moving
  east at 40 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Trained weather spotters and Doppler Radar.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Munden and Narka. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 100 AM CDT for north central
Kansas.

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

&&

LAT...LON 4000 9737 3990 9737 3995 9793 4000 9793
TIME...MOT...LOC 0026Z 275DEG 34KT 3998 9788 

HAIL...<.75IN
WIND...60MPH
 
$$

Skow
2 follow-up statements
009 
WWUS53 KTOP 090039
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
739 PM CDT Sat May 8 2021

KSC157-090100-
/O.CON.KTOP.SV.W.0016.000000T0000Z-210509T0100Z/
Republic-
739 PM CDT Sat May 8 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR NORTHEASTERN REPUBLIC COUNTY...

At 739 PM CDT, a severe thunderstorm was located near Byron, moving
east at 40 mph.

HAZARD...60 mph wind gusts and half dollar size hail.

SOURCE...Doppler radar and trained weather spotters. Wind damage has 
         been reported just on the Nebraska side of the state line 
         with these storms.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Munden and Narka. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 100 AM CDT for north central
Kansas.

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

&&

LAT...LON 4000 9737 3990 9737 3994 9783 4000 9785
TIME...MOT...LOC 0039Z 275DEG 34KT 3997 9772 

HAIL...1.25IN
WIND...60MPH
 
$$

Skow
717 
WWUS53 KTOP 090054
SVSTOP

Severe Weather Statement
National Weather Service Topeka KS
754 PM CDT Sat May 8 2021

KSC157-090100-
/O.CON.KTOP.SV.W.0016.000000T0000Z-210509T0100Z/
Republic-
754 PM CDT Sat May 8 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR NORTHEASTERN REPUBLIC COUNTY...

At 753 PM CDT, a severe thunderstorm was located near Munden, moving
east at 40 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...
Munden and Narka. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Tornado Watch remains in effect until 100 AM CDT for north central
Kansas.

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

&&

LAT...LON 4000 9737 3990 9737 3993 9769 4000 9766
TIME...MOT...LOC 0053Z 275DEG 34KT 3996 9754 

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

Skow

The office that day

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

IssuedProductOfficeCountiesLasted
May 8, 7:15 PM CDTSpecial Weather StatementTOPRepublic15 min
May 8, 7:52 PM CDTSpecial Weather StatementTOPMarshall23 min
May 8, 7:56 PM CDTSevere Thunderstorm WarningTOPRepublic, Washington49 min
May 8, 8:03 PM CDTSevere Thunderstorm WarningTOPMarshall42 min
May 8, 8:38 PM CDTSevere Thunderstorm WarningTOPMarshall, Washington52 min
May 8, 8:48 PM CDTSevere Thunderstorm WarningTOPDickinson57 min
May 8, 9:24 PM CDTSevere Thunderstorm WarningTOPGeary, Morris, Riley51 min
May 8, 9:27 PM CDTSpecial Weather StatementTOPMarshall33 min
May 8, 9:51 PM CDTSevere Thunderstorm WarningTOPGeary, Pottawatomie, Riley24 min
May 8, 10:03 PM CDTSevere Thunderstorm WarningTOPGeary, Jackson, Morris, Pottawatomie, Riley, Shawnee and 1 more42 min
May 8, 10:11 PM CDTTornado WarningTOPPottawatomie, Riley, Wabaunsee21 min
May 8, 10:43 PM CDTSevere Thunderstorm WarningTOPLyon, Osage, Shawnee, Wabaunsee47 min
May 8, 11:00 PM CDTSevere Thunderstorm WarningTOPJackson, Jefferson, Shawnee45 min
May 8, 11:00 PM CDTSevere Thunderstorm WarningTOPDickinson45 min
May 8, 11:26 PM CDTSpecial Weather StatementTOPDouglas49 min
May 8, 11:42 PM CDTAreal Flood AdvisoryTOPShawnee, Wabaunsee3 hr
May 9, 12:00 AM CDTAreal Flood AdvisoryTOPDickinson, Geary3 hr
May 9, 12:00 AM CDTSpecial Weather StatementTOPDickinson45 min
May 9, 12:15 AM CDTFlash Flood WarningTOPShawnee, Wabaunsee4 hr
May 9, 12:31 AM CDTAreal Flood AdvisoryTOPDouglas3 hr
May 9, 12:58 AM CDTSpecial Weather StatementTOPMorris47 min
May 9, 2:28 AM CDTSpecial Weather StatementTOPCoffey32 min
May 9, 3:56 AM CDTSpecial Weather StatementTOPDouglas, Jackson, Jefferson, Shawnee49 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.