Alert archive / Kansas / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 41, NWS Dodge City, KS

April 27, 2012Ellis County, Kansas

NWS Dodge City, KS issued this severe thunderstorm warning at Apr 27, 2012, 7:36 AM CDT for Ellis County, Kansas. It was in force for 20 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 27, 2012, 7:36 AM CDT (12:36 UTC)
Expired
Apr 27, 2012, 7:56 AM CDT
In force
20 min
Issued by
NWS Dodge City, KS
Area
Storm-based polygon
Hail
1.5 in
Wind
60.0 mph

County Ellis County, KS

The radar

The Dodge City radar (KDDC), 146 km from the middle of the area, began a volume at 12:39 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
Apr 27, 7:45 AM CDTHAIL 0.88Hays, KS

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Dodge City, (KDDC), launched 12:00Z, 0.6 hours before the alert went out and 143 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, Dodge City, at 12:00Z on 2012-04-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1445 joules per kilogram.LCLLFCEL10008507005003002001001 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, Dodge City, at 12:00Z on 2012-04-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 284 square meters per square second.19395878Sfc1 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
1445 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
487 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
284 m²/s²
0-3 km storm-relative helicity
333 m²/s²
Significant tornado parameter
2.2
Supercell composite
9.5

Open this sounding in Storm Lab

The text

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

955 
WUUS53 KDDC 271236
SVRDDC
KSC051-271315-
/O.NEW.KDDC.SV.W.0041.120427T1236Z-120427T1315Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DODGE CITY KS
736 AM CDT FRI APR 27 2012

THE NATIONAL WEATHER SERVICE IN DODGE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CENTRAL ELLIS COUNTY IN CENTRAL KANSAS...

* UNTIL 815 AM CDT

* AT 734 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING PING PONG BALL SIZE
  HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
  LOCATED NEAR HAYS...AND MOVING NORTH AT 55 MPH.

* LOCATIONS IMPACTED INCLUDE...
  HAYS...
  MAINLY RURAL AREAS OF CENTRAL ELLIS COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS. IF CAUGHT OUTSIDE
SEEK A STURDY SHELTER AND STAY AWAY FROM WINDOWS UNTIL THE STORM HAS
PASSED.

&&

LAT...LON 3883 9925 3886 9938 3914 9945 3914 9908
TIME...MOT...LOC 1236Z 185DEG 48KT 3894 9932
WIND...HAIL 60MPH 1.50IN

$$

FINCH
2 follow-up statements
199 
WWUS53 KDDC 271250
SVSDDC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DODGE CITY KS
750 AM CDT FRI APR 27 2012

KSC051-271315-
/O.CON.KDDC.SV.W.0041.000000T0000Z-120427T1315Z/
ELLIS KS-
750 AM CDT FRI APR 27 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR NORTH CENTRAL
ELLIS COUNTY UNTIL 815 AM CDT...

AT 748 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 9 MILES
SOUTHWEST OF CODELL...OR 12 MILES NORTH OF CATHARINE...AND MOVING
NORTH AT 55 MPH.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF NORTHERN ELLIS COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS. IF CAUGHT OUTSIDE
SEEK A STURDY SHELTER AND STAY AWAY FROM WINDOWS UNTIL THE STORM HAS
PASSED.

&&

LAT...LON 3901 9926 3904 9934 3914 9945 3914 9908
TIME...MOT...LOC 1250Z 185DEG 48KT 3913 9930
WIND...HAIL 60MPH 1.00IN

$$

FINCH
582 
WWUS53 KDDC 271256
SVSDDC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DODGE CITY KS
756 AM CDT FRI APR 27 2012

KSC051-271307-
/O.CAN.KDDC.SV.W.0041.000000T0000Z-120427T1315Z/
ELLIS KS-
756 AM CDT FRI APR 27 2012

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL ELLIS COUNTY IS
CANCELLED...

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

LAT...LON 3901 9926 3904 9934 3914 9945 3914 9908
TIME...MOT...LOC 1257Z 185DEG 48KT 3922 9929

$$

FINCH

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 26, 7:16 PM CDTSpecial Weather StatementDDCStanton59 min
Apr 26, 7:28 PM CDTSevere Thunderstorm WarningDDCGrant, Hamilton, Kearny, Morton, Stanton, Stevens62 min
Apr 26, 9:04 PM CDTSpecial Weather StatementDDCHamilton56 min
Apr 26, 9:17 PM CDTSpecial Weather StatementDDCClark58 min
Apr 27, 6:00 AM CDTSpecial Weather StatementDDCNess, Trego45 min
Apr 27, 6:04 AM CDTSpecial Weather StatementDDCTrego41 min
Apr 27, 6:25 AM CDTSevere Thunderstorm WarningDDCTrego32 min
Apr 27, 7:09 AM CDTSpecial Weather StatementDDCEllis51 min
Apr 27, 10:18 AM CDTSpecial Weather StatementDDCEllis42 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2012Every 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.