Alert archive / Kansas / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 46, NWS Dodge City, KS

April 29, 2012Gray County, Kansas

NWS Dodge City, KS issued this severe thunderstorm warning at Apr 29, 2012, 6:48 PM CDT for Gray County, Kansas. It was in force for 42 min. 6 reports 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 29, 2012, 6:48 PM CDT (23:48 UTC)
Expired
Apr 29, 2012, 7:30 PM CDT
In force
42 min
Issued by
NWS Dodge City, KS
Area
Storm-based polygon
Hail
0.5 in
Wind
60.0 mph

County Gray County, KS

The radar

The Dodge City radar (KDDC), 38 km from the middle of the area, began a volume at 23:49 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 29, 6:50 PM CDTTSTM WND GST 609 Ssw Charleston, KS
Apr 29, 6:54 PM CDTTSTM WND GST 707 Nw Montezuma, KSTHE WIND WAS PICKING UP CONSIDERABLE DUST.
Apr 29, 6:58 PM CDTTSTM WND GST 6015 Wsw Cimarron, KSSMALL BRANCHES BLOWN DOWN
Apr 29, 7:13 PM CDTTSTM WND GST 665 S Ingalls, KS
Apr 29, 7:13 PM CDTHAIL 0.755 S Ingalls, KS
Apr 29, 7:32 PM CDTTSTM WND GST 404 Sw Ensign, KSDIME SIZE HAIL AS WELL

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
Apr 29, 5:10 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Dodge City, (KDDC), launched 12:00Z, 11.8 hours before the alert went out and 44 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 2012-04-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2012-04-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 41 square meters per square second.1939587897Sfc1 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
1194 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
41 m²/s²
0-3 km storm-relative helicity
-18 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.

209 
WUUS53 KDDC 292348
SVRDDC
KSC069-300030-
/O.NEW.KDDC.SV.W.0046.120429T2348Z-120430T0030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DODGE CITY KS
648 PM CDT SUN APR 29 2012

THE NATIONAL WEATHER SERVICE IN DODGE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN GRAY COUNTY IN SOUTHWEST KANSAS...

* UNTIL 730 PM CDT

* AT 645 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS
  OF 60 MPH.  THIS STORM WAS LOCATED 11 MILES SOUTH OF CHARLESTON...
  AND MOVING SOUTHEAST AT 30 MPH.

* LOCATIONS IMPACTED INCLUDE...
  MONTEZUMA...
  THE HAGGARD ELEV...
  ENSIGN...
  MAINLY RURAL AREAS OF SOUTHERN GRAY 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 3778 10022 3748 10022 3760 10065 3781 10065
TIME...MOT...LOC 2348Z 298DEG 25KT 3771 10062
WIND...HAIL 60MPH <.50IN

$$

18
1 follow-up statement
080 
WWUS53 KDDC 300003
SVSDDC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DODGE CITY KS
703 PM CDT SUN APR 29 2012

KSC069-300030-
/O.CON.KDDC.SV.W.0046.000000T0000Z-120430T0030Z/
GRAY KS-
703 PM CDT SUN APR 29 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN GRAY
COUNTY UNTIL 730 PM CDT...

AT 659 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
SEVERE THUNDERSTORM CAPABLE OF PRODUCING DESTRUCTIVE WINDS UP TO 70 
MPH.  THIS STORM WAS LOCATED 6 MILES NORTHWEST OF MONTEZUMA...AND 
MOVING SOUTHEAST AT 30 MPH. PENNY SIZE HAIL MAY ALSO ACCOMPANY THESE 
DAMAGING WINDS.

AT 654 PM WINDS GUSTING TO 70 MPH WAS REPORTED 7 MILES NORTHWEST OF 
MONTEZUMA. 

LOCATIONS IMPACTED INCLUDE...
  MONTEZUMA...
  THE HAGGARD ELEV...
  ENSIGN...
  MAINLY RURAL AREAS OF SOUTHERN GRAY 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.

DOPPLER RADAR HAS INDICATED WEAK TO MODERATE ROTATION WITHIN THIS
STORM. WHILE NOT IMMEDIATELY LIKELY...TORNADO DEVELOPMENT IS
POSSIBLE. IF A TORNADO IS SPOTTED... ACT QUICKLY AND MOVE TO A PLACE
OF SAFETY IN A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.

&&

LAT...LON 3778 10022 3748 10022 3760 10065 3781 10065
TIME...MOT...LOC 0001Z 282DEG 25KT 3770 10050
WIND...HAIL 70MPH 0.75IN

$$

18

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 29, 4:16 PM CDTSpecial Weather StatementDDCStanton59 min
Apr 29, 4:28 PM CDTSevere Thunderstorm WarningDDCHamilton, Stanton31 min
Apr 29, 5:58 PM CDTSpecial Weather StatementDDCStevens47 min
Apr 29, 6:32 PM CDTSpecial Weather StatementDDCGray, Haskell43 min
Apr 29, 6:40 PM CDTSpecial Weather StatementDDCSeward50 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.