Alert archive / Kansas / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 2, NWS Wichita, KS

February 27, 20114 counties in Kansas

NWS Wichita, KS issued this severe thunderstorm warning at Feb 27, 2011, 1:36 PM CST for 4 counties in Kansas. It was in force for 54 min. 1 report 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, 1:36 PM CST (19:36 UTC)
Expired
Feb 27, 2011, 2:30 PM CST
In force
54 min
Issued by
NWS Wichita, KS
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

Counties Butler County, KS, Chase County, KS, Marion County, KS, Sedgwick County, KS

The radar

The Wichita radar (KICT), 60 km from the middle of the area, began a volume at 19:35 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
Feb 27, 1:59 PM CSTHAIL 0.5W El Dorado, 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.

IssuedProductOfficeLasted
Feb 27, 1:12 PM CSTSevere Thunderstorm WatchSPC9 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 7.6 hours before the alert went out and 157 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 2011-02-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLEL10008507005003002001001 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 2011-02-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 505 square meters per square second.1939587897117136Sfc1 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
382 m above ground
0-6 km bulk shear
70 kt
0-1 km storm-relative helicity
505 m²/s²
0-3 km storm-relative helicity
498 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

895 
WUUS53 KICT 271936
SVRICT
KSC015-017-115-173-272030-
/O.NEW.KICT.SV.W.0002.110227T1936Z-110227T2030Z/

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

THE NATIONAL WEATHER SERVICE IN WICHITA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN BUTLER COUNTY IN SOUTH CENTRAL KANSAS...
  SOUTHWESTERN CHASE COUNTY IN CENTRAL KANSAS...
  SOUTHEASTERN MARION COUNTY IN CENTRAL KANSAS...
  EXTREME NORTHEASTERN SEDGWICK COUNTY IN SOUTH CENTRAL KANSAS...

* UNTIL 230 PM CST

* AT 128 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE
  TRACKING A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
  HAIL.  THIS STORM WAS LOCATED NEAR DOWNTOWN WICHITA...AND MOVING
  NORTHEAST AT 50 MPH.

* LOCATIONS IMPACTED INCLUDE...
  EL DORADO...ANDOVER...AUGUSTA...TOWANDA...WHITEWATER...POTWIN...
  BURNS...CASSODAY...MATFIELD GREEN...BENTON...ELBING...EL DORADO
  LAKE...ROSALIA...WONSEVU AND BAZAAR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE
TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.

&&

LAT...LON 3811 9715 3836 9653 3781 9653 3756 9716
TIME...MOT...LOC 1935Z 228DEG 42KT 3776 9726
WIND...HAIL <50MPH 1.00IN

$$

KETCHAM
3 follow-up statements
479 
WWUS53 KICT 271954
SVSICT

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

KSC015-017-115-173-272030-
/O.CON.KICT.SV.W.0002.000000T0000Z-110227T2030Z/
MARION KS-CHASE KS-BUTLER KS-SEDGWICK KS-
154 PM CST SUN FEB 27 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EXTREME EAST
CENTRAL SEDGWICK...NORTHERN BUTLER...SOUTHWESTERN CHASE AND
SOUTHEASTERN MARION COUNTIES UNTIL 230 PM CST...

AT 151 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE TRACKING
A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
STORM WAS LOCATED NEAR TOWANDA...OR 10 MILES WEST OF EL DORADO...
MOVING NORTHEAST AT 50 MPH.

LOCATIONS IMPACTED INCLUDE...
  EL DORADO...POTWIN...BURNS...CASSODAY...MATFIELD GREEN...ELBING...
  EL DORADO LAKE...ROSALIA...WONSEVU AND BAZAAR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL AND DEADLY CLOUD TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE
TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.

&&

LAT...LON 3811 9715 3836 9653 3781 9653 3756 9716
TIME...MOT...LOC 1954Z 228DEG 42KT 3787 9700
WIND...HAIL <50MPH 1.00IN

$$

KETCHAM
536 
WWUS53 KICT 272005
SVSICT

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

KSC173-272015-
/O.CAN.KICT.SV.W.0002.000000T0000Z-110227T2030Z/
SEDGWICK KS-
205 PM CST SUN FEB 27 2011

...THE SEVERE THUNDERSTORM WARNING FOR EXTREME EAST CENTRAL SEDGWICK
COUNTY IS CANCELLED...

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

LAT...LON 3769 9684 3791 9713 3811 9715 3836 9653
      3781 9653
TIME...MOT...LOC 2005Z 232DEG 44KT 3793 9678

$$

KSC015-017-115-272030-
/O.CON.KICT.SV.W.0002.000000T0000Z-110227T2030Z/
MARION KS-CHASE KS-BUTLER KS-
205 PM CST SUN FEB 27 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHERN
BUTLER...SOUTHWESTERN CHASE AND SOUTHEASTERN MARION COUNTIES UNTIL
230 PM CST...

AT 203 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE TRACKING
A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 7 MILES
NORTHEAST OF EL DORADO...MOVING NORTHEAST AT 50 MPH.

LOCATIONS IMPACTED INCLUDE...
  BURNS...CASSODAY...MATFIELD GREEN...ROSALIA...WONSEVU AND BAZAAR.

LAT...LON 3769 9684 3791 9713 3811 9715 3836 9653
      3781 9653
TIME...MOT...LOC 2005Z 232DEG 44KT 3793 9678
WIND...HAIL 60MPH 1.00IN

$$

KETCHAM
189 
WWUS53 KICT 272023
SVSICT

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

KSC015-017-115-272033-
/O.EXP.KICT.SV.W.0002.000000T0000Z-110227T2030Z/
MARION KS-CHASE KS-BUTLER KS-
223 PM CST SUN FEB 27 2011

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN BUTLER...SOUTHWESTERN
CHASE AND SOUTHEASTERN MARION COUNTIES WILL EXPIRE AT 230 PM CST...

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

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN WICHITA.

LAT...LON 3769 9684 3791 9713 3811 9715 3836 9653
      3781 9653
TIME...MOT...LOC 2023Z 232DEG 44KT 3806 9656

$$

LAWSON

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 26, 9:11 PM CSTDense Fog AdvisoryICTAllen, Barton, Butler, Chase, Chautauqua, Cowley and 20 more18 hr
Feb 27, 1:11 PM CSTSevere Thunderstorm WarningICTHarvey, Sedgwick39 min
Feb 27, 2:07 PM CSTSevere Thunderstorm WarningICTButler, Chase, Greenwood53 min
Feb 27, 4:38 PM CSTSevere Thunderstorm WarningICTKingman26 min
Feb 27, 4:49 PM CSTSevere Thunderstorm WarningICTHarvey, Reno, Sedgwick41 min
Feb 27, 4:59 PM CSTSevere Thunderstorm WarningICTHarper, Sumner36 min
Feb 27, 5:25 PM CSTSevere Thunderstorm WarningICTButler, Chase, Marion47 min
Feb 27, 5:58 PM CSTTornado WarningICTCowley43 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2011Every 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.