Alert archive / Kansas / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 20, NWS Topeka, KS

May 8, 2021Dickinson County, Kansas

NWS Topeka, KS issued this severe thunderstorm warning at May 8, 2021, 8:48 PM CDT for Dickinson County, Kansas. It was in force for 57 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
May 8, 2021, 8:48 PM CDT (01:48 UTC)
Expired
May 8, 2021, 9:45 PM CDT
In force
57 min
Issued by
NWS Topeka, KS
Area
Storm-based polygon
Hail
1.75 in
Wind
70.0 mph

County Dickinson County, KS

The radar

The Topeka radar (KTWX), 78 km from the middle of the area, began a volume at 01:48 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 was reported inside it

TimeReportWhereRemark
May 8, 9:15 PM CDTHAIL 1Abilene, KS
May 8, 9:27 PM CDTHAIL 13 S Moonlight, KSREPORT FROM MPING: QUARTER (1.00 IN.).

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

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

Topeka, KS (KTOP), launched 00:00Z, 1.8 hours before the alert went out and 129 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 00:00Z on 2021-05-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 377 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 00:00Z on 2021-05-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 106 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
377 J/kg
Mixed-layer CIN
-170 J/kg
Mixed-layer LCL
1653 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
106 m²/s²
0-3 km storm-relative helicity
362 m²/s²
Significant tornado parameter
0.0
Supercell composite
6.0

Open this sounding in Storm Lab

The text

As transmitted.

632 
WUUS53 KTOP 090148
SVRTOP
KSC041-090245-
/O.NEW.KTOP.SV.W.0020.210509T0148Z-210509T0245Z/

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

The National Weather Service in Topeka has issued a

* Severe Thunderstorm Warning for...
  Dickinson County in central Kansas...

* Until 945 PM CDT.

* At 847 PM CDT, a severe thunderstorm was located near New Cambria,
  moving east at 45 mph.

  HAZARD...Golf ball size hail and 70 mph wind gusts.

  SOURCE...Trained weather spotters. Spotters in Saline county have 
           reported hail with this storm as large as 2 inches in 
           diameter. 

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           considerable tree damage. Wind damage is also likely to 
           mobile homes, roofs, and outbuildings.

* This severe thunderstorm will be near...
  Solomon around 855 PM CDT.
  Abilene around 905 PM CDT.
  Enterprise around 915 PM CDT.
  Chapman around 925 PM CDT.
  Woodbine around 930 PM CDT.

This includes Interstate 70 between mile markers 267 and 289.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Prepare immediately for large hail and damaging winds. People outside
should move immediately to shelter inside a strong building. Stay
away from windows.

&&

LAT...LON 3893 9737 3897 9737 3901 9696 3897 9696
      3898 9695 3897 9693 3887 9693 3887 9689
      3881 9689 3881 9693 3861 9693 3862 9737
      3891 9737 3892 9738 3893 9738
TIME...MOT...LOC 0147Z 266DEG 37KT 3885 9749 

HAIL...1.75IN
WIND...70MPH
 
$$
4 follow-up statements
299 
WWUS53 KTOP 090206
SVSTOP

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

KSC041-090245-
/O.CON.KTOP.SV.W.0020.000000T0000Z-210509T0245Z/
Dickinson-
906 PM CDT Sat May 8 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM CDT
FOR DICKINSON COUNTY...

At 906 PM CDT, a severe thunderstorm was located near Abilene, moving
east at 40 mph.

HAZARD...Golf ball size hail and 70 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect 
         considerable tree damage. Wind damage is also likely to 
         mobile homes, roofs, and outbuildings.

This severe storm will be near...
  Enterprise around 920 PM CDT.
  Chapman around 925 PM CDT.

This includes Interstate 70 between mile markers 267 and 289.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Prepare immediately for large hail and damaging winds. People outside
should move to a shelter, inside a strong building and away from
windows.

&&

LAT...LON 3893 9737 3897 9737 3901 9696 3897 9696
      3898 9695 3897 9693 3887 9693 3887 9689
      3881 9689 3881 9693 3861 9693 3862 9737
      3891 9737 3892 9738 3893 9738
TIME...MOT...LOC 0206Z 258DEG 36KT 3890 9726 

HAIL...1.75IN
WIND...70MPH
 
$$
928 
WWUS53 KTOP 090213
SVSTOP

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

KSC041-090245-
/O.CON.KTOP.SV.W.0020.000000T0000Z-210509T0245Z/
Dickinson-
913 PM CDT Sat May 8 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM CDT
FOR DICKINSON COUNTY...

At 912 PM CDT, a severe thunderstorm was located near Abilene, moving
east at 45 mph.

HAZARD...Golf ball size hail and 70 mph wind gusts.

SOURCE...Emergency management. At 912 pm CDT, emergency management 
         reported quarter sized hail in Abilene. 

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect 
         considerable tree damage. Wind damage is also likely to 
         mobile homes, roofs, and outbuildings.

This severe storm will be near...
  Chapman around 925 PM CDT.

This includes Interstate 70 between mile markers 267 and 289.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Prepare immediately for large hail and damaging winds. People outside
should move to a shelter, inside a strong building and away from
windows.

&&

LAT...LON 3893 9737 3897 9737 3901 9696 3897 9696
      3898 9695 3897 9693 3887 9693 3887 9689
      3881 9689 3881 9693 3861 9693 3862 9737
      3891 9737 3892 9738 3893 9738
TIME...MOT...LOC 0212Z 266DEG 37KT 3890 9717 

HAIL...1.75IN
WIND...70MPH
 
$$
145 
WWUS53 KTOP 090226
SVSTOP

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

KSC041-090245-
/O.CON.KTOP.SV.W.0020.000000T0000Z-210509T0245Z/
Dickinson-
926 PM CDT Sat May 8 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM CDT
FOR CENTRAL DICKINSON COUNTY...

At 925 PM CDT, a severe thunderstorm was located near Chapman, moving
east at 40 mph.

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

SOURCE...Trained weather spotters.

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.

This severe thunderstorm will remain over mainly rural areas of
central Dickinson County.

This includes Interstate 70 between mile markers 276 and 289.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Prepare immediately for large hail and damaging winds. People outside
should move to a shelter, inside a strong building and away from
windows.

&&

LAT...LON 3901 9696 3897 9696 3898 9695 3897 9693
      3887 9693 3887 9689 3881 9689 3881 9693
      3867 9693 3868 9726 3881 9729 3899 9717
TIME...MOT...LOC 0225Z 262DEG 33KT 3892 9703 

HAIL...1.50IN
WIND...60MPH
 
$$
028 
WWUS53 KTOP 090246
SVSTOP

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

KSC041-090255-
/O.EXP.KTOP.SV.W.0020.000000T0000Z-210509T0245Z/
Dickinson-
946 PM CDT Sat May 8 2021

...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL DICKINSON COUNTY HAS
EXPIRED...
        
The storm which prompted the warning was moving out of the area.
Therefore, the warning has been allowed to expire.

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

LAT...LON 3901 9696 3897 9696 3898 9695 3897 9693
      3887 9693 3887 9689 3881 9689 3881 9693
      3867 9693 3868 9726 3881 9729 3899 9717
TIME...MOT...LOC 0245Z 266DEG 37KT 3893 9679 

$$

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, 7:27 PM CDTSevere Thunderstorm WarningTOPRepublic33 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, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.