Alert archive / Kansas / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 72, NWS Wichita, KS

April 30, 2012Labette County, Kansas

NWS Wichita, KS issued this severe thunderstorm warning at Apr 30, 2012, 10:08 PM CDT for Labette County, Kansas. It was in force for 51 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: Apr 30, 2012, 10:08 PM CDT (03:08 UTC)
Expired: Apr 30, 2012, 10:59 PM CDT
In force: 51 min
Issued by: NWS Wichita, KS
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Labette County, KS

The radar

The Tulsa radar (KINX), 103 km from the middle of the area, began a volume at 03:08 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
Apr 30, 10:22 PM CDT	HAIL 0.75	Edna, 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
Apr 30, 7:30 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Springfield, MO (KSGF), launched 00:00Z, 3.1 hours before the alert went out and 131 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: 202 J/kg
Mixed-layer CIN: -103 J/kg
Mixed-layer LCL: 1176 m above ground
0-6 km bulk shear: 44 kt
0-1 km storm-relative helicity: 83 m²/s²
0-3 km storm-relative helicity: 142 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.

942 
WUUS53 KICT 010308
SVRICT
KSC099-010415-
/O.NEW.KICT.SV.W.0072.120501T0308Z-120501T0415Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WICHITA KS
1008 PM CDT MON APR 30 2012

THE NATIONAL WEATHER SERVICE IN WICHITA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN LABETTE COUNTY IN SOUTHEAST KANSAS...

* UNTIL 1115 PM CDT

* AT 1004 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED 5 MILES SOUTH OF
  EDNA...AND MOVING NORTHEAST AT 15 MPH.

  HAZARD...QUARTER SIZE HAIL AND 60 MPH WIND GUSTS.

  SOURCE...RADAR INDICATED.

  IMPACT...MINOR DAMAGE TO VEHICLES...ROOFS AND WINDOWS. MINOR TREE
           DAMAGE...WITH LIMBS UP TO ONE INCH IN DIAMETER BROKEN.

* LOCATIONS IMPACTED INCLUDE...
  EDNA...BARTLETT AND ALTAMONT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT
IMMEDIATELY LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE
TO A PLACE OF SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT
OR SMALL INTERIOR ROOM.

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 3699 9519 3700 9549 3727 9535 3710 9507
TIME...MOT...LOC 0308Z 223DEG 11KT 3699 9534

HAIL...1.00IN
WIND...60 MPH

$$

SMITH

2 follow-up statements

484 
WWUS53 KICT 010332
SVSICT

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WICHITA KS
1032 PM CDT MON APR 30 2012

KSC099-010415-
/O.CON.KICT.SV.W.0072.000000T0000Z-120501T0415Z/
LABETTE KS-
1032 PM CDT MON APR 30 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN
LABETTE COUNTY UNTIL 1115 PM CDT...

AT 1028 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR BARTLETT...
AND MOVING NORTHEAST AT 15 MPH.

HAZARD...QUARTER SIZE HAIL AND 60 MPH WIND GUSTS.

SOURCE...RADAR INDICATED.

IMPACT...MINOR DAMAGE TO VEHICLES...ROOFS AND WINDOWS. MINOR TREE
         DAMAGE...WITH LIMBS UP TO ONE INCH IN DIAMETER BROKEN.

LOCATIONS IMPACTED INCLUDE...
BARTLETT AND ALTAMONT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH ONE IS NOT
IMMEDIATELY LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE
TO A PLACE OF SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT
OR SMALL INTERIOR ROOM.

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 3699 9519 3700 9549 3727 9535 3710 9507
TIME...MOT...LOC 0332Z 223DEG 11KT 3705 9524

HAIL...1.00IN
WIND...60 MPH

$$

JAKUB

775 
WWUS53 KICT 010359
SVSICT

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WICHITA KS
1059 PM CDT MON APR 30 2012

KSC099-010409-
/O.CAN.KICT.SV.W.0072.000000T0000Z-120501T0415Z/
LABETTE KS-
1059 PM CDT MON APR 30 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN LABETTE COUNTY IS
CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
 HOWEVER SMALL HAIL IS STILL POSSIBLE WITH THIS THUNDERSTORM.

LAT...LON 3699 9519 3700 9549 3727 9535 3710 9507
TIME...MOT...LOC 0359Z 223DEG 11KT 3711 9517

$$

JAKUB

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 30, 7:39 PM CDT	Severe Thunderstorm Warning	ICT	Harper	66 min
Apr 30, 8:08 PM CDT	Severe Thunderstorm Warning	ICT	Kingman	67 min
Apr 30, 8:17 PM CDT	Tornado Warning	ICT	Kingman	26 min
Apr 30, 8:19 PM CDT	Tornado Warning	ICT	Harper	56 min
Apr 30, 8:33 PM CDT	Severe Thunderstorm Warning	ICT	Chautauqua	14 min
Apr 30, 8:45 PM CDT	Special Weather Statement	ICT	Kingman	45 min
Apr 30, 8:47 PM CDT	Severe Thunderstorm Warning	ICT	Labette	43 min
Apr 30, 9:11 PM CDT	Severe Thunderstorm Warning	ICT	Labette, Montgomery	47 min
Apr 30, 9:12 PM CDT	Severe Thunderstorm Warning	ICT	Labette, Neosho	63 min
Apr 30, 9:15 PM CDT	Tornado Warning	ICT	Harper	15 min
Apr 30, 9:23 PM CDT	Severe Thunderstorm Warning	ICT	Chautauqua, Elk	46 min
Apr 30, 9:52 PM CDT	Areal Flood Warning	ICT	Labette, Montgomery	12 hr
Apr 30, 9:53 PM CDT	Special Weather Statement	ICT	Sedgwick	67 min
Apr 30, 9:56 PM CDT	Special Weather Statement	ICT	Neosho	64 min
Apr 30, 10:13 PM CDT	Severe Thunderstorm Warning	ICT	Allen, Neosho	29 min
Apr 30, 10:14 PM CDT	Severe Thunderstorm Warning	ICT	Butler, Cowley, Sedgwick, Sumner	61 min
Apr 30, 10:29 PM CDT	Severe Thunderstorm Warning	ICT	Harper, Sumner	26 min
Apr 30, 10:51 PM CDT	Special Weather Statement	ICT	Greenwood	54 min
Apr 30, 10:53 PM CDT	Areal Flood Warning	ICT	Chautauqua	12 hr
Apr 30, 11:06 PM CDT	Special Weather Statement	ICT	Elk	54 min
Apr 30, 11:11 PM CDT	Special Weather Statement	ICT	Cowley	64 min
Apr 30, 11:19 PM CDT	Special Weather Statement	ICT	Labette	26 min
May 1, 12:05 AM CDT	Special Weather Statement	ICT	Labette	25 min
May 1, 12:16 AM CDT	Special Weather Statement	ICT	Labette, Montgomery	44 min
May 1, 12:59 AM CDT	Special Weather Statement	ICT	Labette	31 min
May 1, 1:22 AM CDT	Severe Thunderstorm Warning	ICT	Labette	25 min
May 1, 6:20 AM CDT	Special Weather Statement	ICT	Chase, Marion	25 min
May 1, 6:50 AM CDT	Severe Thunderstorm Warning	ICT	Marion	27 min
May 1, 8:55 AM CDT	River Flood Warning	ICT	Montgomery, Wilson	6 hr
May 1, 9:54 AM CDT	Areal Flood Warning	ICT	Chautauqua, Labette, Montgomery	6 hr

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.