Alert archive / Kansas / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 22, NWS Wichita, KS

March 28, 2012Greenwood County, Kansas

NWS Wichita, KS issued this severe thunderstorm warning at Mar 28, 2012, 7:30 PM CDT for Greenwood County, Kansas. It was in force for 30 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: Mar 28, 2012, 7:30 PM CDT (00:30 UTC)
Expired: Mar 28, 2012, 8:00 PM CDT
In force: 30 min
Issued by: NWS Wichita, KS
Area: Storm-based polygon
Hail: 2.75 in
Wind: 60.0 mph

County Greenwood County, KS

The radar

The Topeka radar (KTWX), 101 km from the middle of the area, began a volume at 00:29 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

Time	Report	Where	Remark
Mar 28, 7:47 PM CDT	FUNNEL CLOUD	2 Sse Madison, KS	SEVERAL REPORTED 2 TO 2.5 MILES SOUTH-SOUTHEAST OF MADISON FROM WELL-DEFINED WALL CLOUD. TORNADO WARNING TO BE ISSUED.
Mar 28, 8:00 PM CDT	HAIL 2.5	4 Se Madison, KS	ALSO REPORTING A STRONGLY ROTATING WALL CLOUD.

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

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 0.5 hours before the alert went out and 108 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1317 J/kg
Mixed-layer CIN: -9 J/kg
Mixed-layer LCL: 1400 m above ground
0-6 km bulk shear: 39 kt
0-1 km storm-relative helicity: 37 m²/s²
0-3 km storm-relative helicity: 180 m²/s²
Significant tornado parameter: 0.5
Supercell composite: 6.6

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

663 
WUUS53 KICT 290030
SVRICT
KSC073-290100-
/O.NEW.KICT.SV.W.0022.120329T0030Z-120329T0100Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WICHITA KS
730 PM CDT WED MAR 28 2012

THE NATIONAL WEATHER SERVICE IN WICHITA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHEASTERN GREENWOOD COUNTY IN SOUTHEAST KANSAS...

* UNTIL 800 PM CDT

* AT 724 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A SEVERE
  THUNDERSTORM PRODUCING LARGE DESTRUCTIVE HAIL UP TO BASEBALL
  SIZE...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
  LOCATED 5 MILES SOUTHEAST OF MADISON...OR 22 MILES NORTHEAST OF
  EUREKA...AND MOVING NORTHEAST AT 15 MPH.

* LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF NORTHEASTERN GREENWOOD COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL. SEEK SHELTER NOW
INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.

&&

LAT...LON 3817 9617 3817 9596 3800 9596 3796 9607
      3808 9617
TIME...MOT...LOC 0030Z 233DEG 11KT 3810 9604
WIND...HAIL 60MPH 2.75IN

$$

SMITH

1 follow-up statement

462 
WWUS53 KICT 290043
SVSICT

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WICHITA KS
743 PM CDT WED MAR 28 2012

KSC073-290100-
/O.CON.KICT.SV.W.0022.000000T0000Z-120329T0100Z/
GREENWOOD KS-
743 PM CDT WED MAR 28 2012

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

AT 739 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A SEVERE
THUNDERSTORM PRODUCING LARGE DESTRUCTIVE HAIL UP TO TENNIS BALL
SIZE...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
LOCATED 7 MILES SOUTHEAST OF MADISON...OR 21 MILES NORTHWEST OF YATES
CENTER...MOVING NORTHEAST AT 15 MPH.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF NORTHEASTERN GREENWOOD COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR LARGE DESTRUCTIVE HAIL CAPABLE OF PRODUCING
SIGNIFICANT DAMAGE. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS.

THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL. SEEK SHELTER NOW
INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.

&&

LAT...LON 3817 9617 3817 9596 3800 9596 3800 9605
TIME...MOT...LOC 0043Z 233DEG 11KT 3810 9600
WIND...HAIL 60MPH 2.50IN

$$

KETCHAM

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 28, 7:00 PM CDT	Severe Thunderstorm Warning	ICT	Greenwood	30 min
Mar 28, 7:53 PM CDT	Tornado Warning	ICT	Greenwood	22 min
Mar 28, 8:15 PM CDT	Tornado Warning	ICT	Greenwood	30 min
Mar 28, 8:18 PM CDT	Areal Flood Warning	ICT	Greenwood	12 hr
Mar 28, 8:44 PM CDT	Tornado Warning	ICT	Greenwood	46 min
Mar 28, 9:28 PM CDT	Severe Thunderstorm Warning	ICT	Greenwood, Woodson	62 min
Mar 28, 10:31 PM CDT	Special Weather Statement	ICT	Greenwood	29 min
Mar 28, 11:03 PM CDT	Special Weather Statement	ICT	Greenwood	27 min
Mar 29, 5:32 PM CDT	Special Weather Statement	ICT	Harvey	28 min
Mar 29, 5:40 PM CDT	Severe Thunderstorm Warning	ICT	Harvey, McPherson	50 min
Mar 29, 5:46 PM CDT	Special Weather Statement	ICT	Marion	44 min
Mar 29, 5:53 PM CDT	Severe Thunderstorm Warning	ICT	Marion	35 min
Mar 29, 5:59 PM CDT	Severe Thunderstorm Warning	ICT	Harvey	61 min
Mar 29, 6:10 PM CDT	Severe Thunderstorm Warning	ICT	Marion	30 min
Mar 29, 6:51 PM CDT	Special Weather Statement	ICT	Sedgwick	39 min
Mar 29, 6:57 PM CDT	Special Weather Statement	ICT	Harvey	63 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2012 Every severe thunderstorm warning in 2012

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.