Alert archive / Kansas / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 76, NWS Wichita, KS

May 1, 2012Labette County, Kansas

NWS Wichita, KS issued this severe thunderstorm warning at May 1, 2012, 1:22 AM CDT for Labette County, Kansas. It was in force for 25 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: May 1, 2012, 1:22 AM CDT (06:22 UTC)
Expired: May 1, 2012, 1:47 AM CDT
In force: 25 min
Issued by: NWS Wichita, KS
Area: Storm-based polygon
Hail: 0.88 in
Wind: 70.0 mph

County Labette County, KS

The radar

The Tulsa radar (KINX), 103 km from the middle of the area, began a volume at 06:25 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.

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, 6.4 hours before the alert went out and 123 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.

301 
WUUS53 KICT 010622
SVRICT
KSC099-010700-
/O.NEW.KICT.SV.W.0076.120501T0622Z-120501T0700Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WICHITA KS
122 AM CDT TUE MAY 1 2012

THE NATIONAL WEATHER SERVICE IN WICHITA HAS ISSUED A

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

* UNTIL 200 AM CDT

* AT 120 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED 7 MILES SOUTH OF
  BARTLETT...AND MOVING NORTHEAST AT 50 MPH.

  HAZARD...70 MPH WIND GUSTS AND NICKEL SIZE HAIL.

  SOURCE...RADAR INDICATED.

  IMPACT...MINOR DAMAGE TO VEHICLES...ROOFS AND WINDOWS. TREE
           BRANCHES UP TO THREE INCHES IN DIAMETER BROKEN. POSSIBLE
           MINOR DAMAGE TO SHINGLE ROOFS AND METAL OUTBUILDINGS.

* LOCATIONS IMPACTED INCLUDE...
  BARTLETT...CHETOPA AND OSWEGO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3699 9508 3699 9540 3708 9545 3725 9507
      3705 9506 3700 9507
TIME...MOT...LOC 0622Z 241DEG 45KT 3697 9523

HAIL...0.88IN
WIND...70 MPH

$$

CARUSO

2 follow-up statements

932 
WWUS53 KICT 010627
SVSICT

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WICHITA KS
127 AM CDT TUE MAY 1 2012

KSC099-010700-
/O.CON.KICT.SV.W.0076.000000T0000Z-120501T0700Z/
LABETTE KS-
127 AM CDT TUE MAY 1 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN
LABETTE COUNTY UNTIL 200 AM CDT...

AT 125 AM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR BARTLETT...AND
MOVING NORTHEAST AT 60 MPH.

HAZARD...70 MPH WIND GUSTS AND NICKEL SIZE HAIL.

SOURCE...RADAR INDICATED.

IMPACT...MINOR DAMAGE TO VEHICLES...ROOFS AND WINDOWS. TREE BRANCHES
         UP TO THREE INCHES IN DIAMETER BROKEN. POSSIBLE MINOR DAMAGE
         TO SHINGLE ROOFS AND METAL OUTBUILDINGS.

LOCATIONS IMPACTED INCLUDE...
OSWEGO.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS!

&&

LAT...LON 3699 9508 3699 9540 3708 9545 3725 9507
      3705 9506 3700 9507
TIME...MOT...LOC 0627Z 242DEG 54KT 3711 9512

HAIL...0.88IN
WIND...70 MPH

$$

424 
WWUS53 KICT 010647
SVSICT

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WICHITA KS
147 AM CDT TUE MAY 1 2012

KSC099-010657-
/O.CAN.KICT.SV.W.0076.000000T0000Z-120501T0700Z/
LABETTE KS-
147 AM CDT TUE MAY 1 2012

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

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.  HOWEVER GUSTY WINDS AND HEAVY RAIN ARE STILL POSSIBLE WITH
THIS THUNDERSTORM.

LAT...LON 3699 9508 3699 9540 3708 9545 3725 9507
      3705 9506 3700 9507
TIME...MOT...LOC 0647Z 242DEG 54KT 3725 9478

$$

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, 10:08 PM CDT	Severe Thunderstorm Warning	ICT	Labette	51 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, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.