Alert archive / Kansas / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 13, NWS Wichita, KS

February 27, 2011Greenwood County, Kansas

NWS Wichita, KS issued this severe thunderstorm warning at Feb 27, 2011, 8:18 PM CST for Greenwood County, Kansas. It was in force for 42 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: Feb 27, 2011, 8:18 PM CST (02:18 UTC)
Expired: Feb 27, 2011, 9:00 PM CST
In force: 42 min
Issued by: NWS Wichita, KS
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

County Greenwood County, KS

The radar

The Wichita radar (KICT), 108 km from the middle of the area, began a volume at 02:19 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
Feb 27, 8:29 PM CST	HAIL 1.25	3 E Eureka, KS
Feb 27, 8:35 PM CST	HAIL 1	2 E Eureka, KS

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.

Issued	Product	Office	Lasted
Feb 27, 1:12 PM CST	Severe Thunderstorm Watch	SPC	9 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 2.3 hours before the alert went out and 137 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: 2 J/kg
Mixed-layer CIN: 0 J/kg
Mixed-layer LCL: 536 m above ground
0-6 km bulk shear: 63 kt
0-1 km storm-relative helicity: 84 m²/s²
0-3 km storm-relative helicity: 152 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

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

679 
WUUS53 KICT 280218
SVRICT
KSC073-280300-
/O.NEW.KICT.SV.W.0013.110228T0218Z-110228T0300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WICHITA KS
818 PM CST SUN FEB 27 2011

THE NATIONAL WEATHER SERVICE IN WICHITA HAS ISSUED A

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

* UNTIL 900 PM CST

* AT 814 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE
  TRACKING A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
  HAIL.  THIS STORM WAS LOCATED 5 MILES SOUTHWEST OF EUREKA...AND
  MOVING EAST AT 55 MPH.

* LOCATIONS IMPACTED INCLUDE...
  HAMILTON AND VIRGIL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 3763 9646 3788 9648 3815 9610 3817 9596
      3769 9596
TIME...MOT...LOC 0219Z 248DEG 51KT 3778 9625
WIND...HAIL <50MPH 1.00IN

$$

LAWSON

2 follow-up statements

669 
WWUS53 KICT 280235
SVSICT

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WICHITA KS
835 PM CST SUN FEB 27 2011

KSC073-280300-
/O.CON.KICT.SV.W.0013.000000T0000Z-110228T0300Z/
GREENWOOD KS-
835 PM CST SUN FEB 27 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR GREENWOOD
COUNTY UNTIL 900 PM CST...

AT 831 PM CST...A SEVERE THUNDERSTORM WAS REPORTED...PRODUCING 
QUARTER SIZE HAIL.  THIS STORM WAS LOCATED NEAR TORONTO...OR 14 MILES
WEST OF YATES CENTER...MOVING EAST AT 80 MPH.

LOCATIONS IMPACTED INCLUDE...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL. AT 829 PM...HAIL 
UP TO QUARTER SIZE WAS REPORTED NEAR EUREKA. SEEK SHELTER NOW INSIDE 
A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.

&&

LAT...LON 3763 9646 3779 9644 3815 9610 3817 9596
      3769 9596
TIME...MOT...LOC 0234Z 255DEG 69KT 3783 9592
WIND...HAIL <50MPH 1.00IN

$$

MCGUIRE

769 
WWUS53 KICT 280252
SVSICT

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WICHITA KS
852 PM CST SUN FEB 27 2011

KSC073-280302-
/O.EXP.KICT.SV.W.0013.000000T0000Z-110228T0300Z/
GREENWOOD KS-
852 PM CST SUN FEB 27 2011

...THE SEVERE THUNDERSTORM WARNING FOR GREENWOOD COUNTY WILL EXPIRE
AT 900 PM CST...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.

LAT...LON 3763 9646 3779 9644 3815 9610 3817 9596
      3769 9596
TIME...MOT...LOC 0252Z 255DEG 69KT 3792 9550

$$

MCGUIRE

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 27, 6:05 PM CST	Severe Thunderstorm Warning	ICT	Greenwood	41 min
Feb 27, 6:23 PM CST	Tornado Warning	ICT	Chautauqua	52 min
Feb 27, 6:31 PM CST	Severe Thunderstorm Warning	ICT	Butler, Sedgwick	24 min
Feb 27, 6:41 PM CST	Severe Thunderstorm Warning	ICT	Woodson	16 min
Feb 27, 6:53 PM CST	Severe Thunderstorm Warning	ICT	Sedgwick, Sumner	20 min
Feb 27, 6:57 PM CST	Tornado Warning	ICT	Montgomery	48 min
Feb 27, 7:43 PM CST	Tornado Warning	ICT	Labette	47 min
Feb 27, 8:10 PM CST	Severe Thunderstorm Warning	ICT	Chautauqua, Cowley	50 min
Feb 27, 8:34 PM CST	Severe Thunderstorm Warning	ICT	Elk, Greenwood, Wilson	13 min
Feb 27, 8:35 PM CST	Severe Thunderstorm Warning	ICT	Woodson	40 min
Feb 27, 8:42 PM CST	Severe Thunderstorm Warning	ICT	Chautauqua, Montgomery	36 min
Feb 27, 8:52 PM CST	Severe Thunderstorm Warning	ICT	Allen	31 min
Feb 27, 9:07 PM CST	Severe Thunderstorm Warning	ICT	Labette, Neosho	38 min
Feb 27, 9:28 PM CST	Tornado Warning	ICT	Labette	17 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2011 Every severe thunderstorm warning in 2011

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.