Alert archive / Kansas / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 21, NWS Goodland, KS

May 2, 2012Graham County, Kansas

NWS Goodland, KS issued this severe thunderstorm warning at May 2, 2012, 7:44 PM CDT for Graham County, Kansas. It was in force for 41 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: May 2, 2012, 7:44 PM CDT (00:44 UTC)
Expired: May 2, 2012, 8:25 PM CDT
In force: 41 min
Issued by: NWS Goodland, KS
Area: Storm-based polygon
Hail: 2.0 in
Wind: 60.0 mph

County Graham County, KS

The radar

The Grand Island radar (KUEX), 155 km from the middle of the area, began a volume at 00:46 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
May 2, 7:52 PM CDT	HAIL 2.5	1 S Bogue, 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
May 2, 7:32 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Dodge City, (KDDC), launched 00:00Z, 0.7 hours before the alert went out and 172 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: 266 J/kg
Mixed-layer CIN: -129 J/kg
Mixed-layer LCL: 3104 m above ground
0-6 km bulk shear: 29 kt
0-1 km storm-relative helicity: 65 m²/s²
0-3 km storm-relative helicity: 157 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.4

Open this sounding in Storm Lab

The text

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

834 
WUUS53 KGLD 030044
SVRGLD
KSC065-030145-
/O.NEW.KGLD.SV.W.0021.120503T0044Z-120503T0145Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GOODLAND KS
744 PM CDT WED MAY 2 2012

THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN GRAHAM COUNTY IN NORTHWEST KANSAS...

* UNTIL 845 PM CDT

* AT 730 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A SEVERE
  THUNDERSTORM PRODUCING DESTRUCTIVE HAIL UP TO HEN EGG SIZE...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  BOGUE...AND WAS MOVING NORTH AT 25 MPH.

* LOCATIONS IMPACTED INCLUDE...
  HILL CITY...BOGUE AND NICODEMUS.

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.

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

&&

LAT...LON 3913 9960 3914 9974 3920 9996 3957 9979
      3957 9960 3944 9959
TIME...MOT...LOC 0044Z 191DEG 23KT 3933 9969
WIND...HAIL 60MPH 2.00IN
$$

LUNDQUIST

3 follow-up statements

165 
WWUS53 KGLD 030053
SVSGLD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
653 PM MDT WED MAY 2 2012

KSC065-030145-
/O.CON.KGLD.SV.W.0021.000000T0000Z-120503T0145Z/
GRAHAM KS-
753 PM CDT WED MAY 2 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EASTERN GRAHAM
COUNTY UNTIL 845 PM CDT...

AT 749 PM CDT...A SEVERE THUNDERSTORM WAS REPORTED...PRODUCING LARGE 
DESTRUCTIVE HAIL UP TO TENNIS BALL SIZE. THIS STORM WAS LOCATED NEAR 
BOGUE...AND WAS MOVING NORTH AT 25 MPH.

IN ADDITION...AT 750 PM TENNIS BALL HAIL WAS REPORTED IN BOGUE WITH 
THIS STORM.

LOCATIONS IMPACTED INCLUDE...
  NICODEMUS.

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.

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

&&

LAT...LON 3913 9960 3916 9972 3925 9993 3957 9979
      3957 9960 3944 9959
TIME...MOT...LOC 0052Z 191DEG 23KT 3938 9968
WIND...HAIL 60MPH 2.50IN
$$

LUNDQUIST

148 
WWUS53 KGLD 030109
SVSGLD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
709 PM MDT WED MAY 2 2012

KSC065-030145-
/O.CON.KGLD.SV.W.0021.000000T0000Z-120503T0145Z/
GRAHAM KS-
809 PM CDT WED MAY 2 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTHEASTERN
GRAHAM COUNTY UNTIL 845 PM CDT...

AT 804 PM CDT...A SEVERE THUNDERSTORM WAS PRODUCING LARGE 
DESTRUCTIVE HAIL UP TO TENNIS BALL SIZE. THIS STORM WAS LOCATED NEAR 
NICODEMUS...AND WAS MOVING NORTHEAST AT 30 MPH.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF EXTREME NORTHEASTERN GRAHAM 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 3919 9960 3928 9983 3957 9977 3957 9960
      3944 9959
TIME...MOT...LOC 0108Z 205DEG 26KT 3948 9960
WIND...HAIL <50MPH 2.50IN
$$

LUNDQUIST

901 
WWUS53 KGLD 030125
SVSGLD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
725 PM MDT WED MAY 2 2012

KSC065-030135-
/O.CAN.KGLD.SV.W.0021.000000T0000Z-120503T0145Z/
GRAHAM KS-
825 PM CDT WED MAY 2 2012

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN GRAHAM COUNTY IS
CANCELLED...

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

ADDITIONAL STRONG THUNDERSTORMS ARE STILL POSSIBLE...AND A SEVERE 
THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 2 AM CDT.

LAT...LON 3919 9960 3928 9983 3957 9977 3957 9960
      3944 9959
TIME...MOT...LOC 0125Z 205DEG 26KT 3959 9953
$$

LUNDQUIST

The office that day

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

Issued	Product	Office	Counties	Lasted
May 2, 8:03 PM CDT	Special Weather Statement	GLD	Norton	17 min
May 2, 8:28 PM CDT	Special Weather Statement	GLD	Norton	17 min
May 2, 8:47 PM CDT	Special Weather Statement	GLD	Norton	13 min
May 2, 9:00 PM CDT	Special Weather Statement	GLD	Norton	15 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.