Alert archive / Kansas / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 171, NWS Dodge City, KS

September 6, 2012Ford County, Gray County, Kansas

NWS Dodge City, KS issued this severe thunderstorm warning at Sep 6, 2012, 6:24 PM CDT for Ford County, Gray County, Kansas. It was in force for 51 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
Sep 6, 2012, 6:24 PM CDT (23:24 UTC)
Expired
Sep 6, 2012, 7:15 PM CDT
In force
51 min
Issued by
NWS Dodge City, KS
Area
Storm-based polygon
Hail
1.5 in
Wind
60.0 mph

Counties Ford County, KS, Gray County, KS

The radar

The Dodge City radar (KDDC), 23 km from the middle of the area, began a volume at 23:25 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.

IssuedProductOfficeLasted
Sep 6, 3:57 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Dodge City, (KDDC), launched 12:00Z, 11.4 hours before the alert went out and 28 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 2012-09-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 542 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 2012-09-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -17 square meters per square second.193958Sfc1 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
542 J/kg
Mixed-layer CIN
-222 J/kg
Mixed-layer LCL
1212 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
-17 m²/s²
0-3 km storm-relative helicity
-39 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.

448 
WUUS53 KDDC 062324
SVRDDC
KSC057-069-070015-
/O.NEW.KDDC.SV.W.0171.120906T2324Z-120907T0015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DODGE CITY KS
624 PM CDT THU SEP 6 2012

THE NATIONAL WEATHER SERVICE IN DODGE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN FORD COUNTY IN SOUTHWEST KANSAS...
  EAST CENTRAL GRAY COUNTY IN SOUTHWEST KANSAS...

* UNTIL 715 PM CDT

* AT 620 PM 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 ENSIGN...AND MOVING EAST AT 30 MPH.

* LOCATIONS IMPACTED INCLUDE...
  ENSIGN...
  MAINLY RURAL AREAS OF EASTERN GRAY AND SOUTHWESTERN FORD COUNTIES.

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 3769 10006 3748 10008 3761 10035 3773 10033
TIME...MOT...LOC 2324Z 271DEG 28KT 3764 10017
WIND...HAIL 60MPH 1.50IN

$$

RUSSELL
2 follow-up statements
751 
WWUS53 KDDC 062340
SVSDDC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DODGE CITY KS
640 PM CDT THU SEP 6 2012

KSC057-069-070015-
/O.CON.KDDC.SV.W.0171.000000T0000Z-120907T0015Z/
GRAY KS-FORD KS-
640 PM CDT THU SEP 6 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHWESTERN
FORD AND EAST CENTRAL GRAY COUNTIES UNTIL 715 PM CDT...

AT 639 PM 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 7
MILES SOUTHEAST OF ENSIGN...AND MOVING EAST AT 30 MPH.

LOCATIONS IMPACTED INCLUDE...
  ENSIGN...
  MAINLY RURAL AREAS OF EASTERN GRAY AND SOUTHWESTERN FORD COUNTIES.

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 3771 10023 3769 10006 3748 10008 3757 10027
TIME...MOT...LOC 2340Z 286DEG 27KT 3760 10012
WIND...HAIL 60MPH 1.50IN

$$

RUSSELL
041 
WWUS53 KDDC 062359
SVSDDC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DODGE CITY KS
659 PM CDT THU SEP 6 2012

KSC069-070008-
/O.CAN.KDDC.SV.W.0171.000000T0000Z-120907T0015Z/
GRAY KS-
659 PM CDT THU SEP 6 2012

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL GRAY COUNTY IS
CANCELLED...

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

LAT...LON 3757 10021 3770 10021 3769 10006 3748 10008
TIME...MOT...LOC 2358Z 287DEG 26KT 3758 10006

$$

KSC057-070015-
/O.CON.KDDC.SV.W.0171.000000T0000Z-120907T0015Z/
FORD KS-
659 PM CDT THU SEP 6 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHWESTERN
FORD COUNTY UNTIL 715 PM CDT...

AT 657 PM 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 10
MILES SOUTHEAST OF ENSIGN...AND MOVING EAST AT 30 MPH.

LOCATIONS IMPACTED INCLUDE...
  MAINLY RURAL AREAS OF SOUTHWESTERN FORD 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 3757 10021 3770 10021 3769 10006 3748 10008
TIME...MOT...LOC 2358Z 287DEG 26KT 3758 10006
WIND...HAIL 60MPH 1.50IN

$$

RUSSELL

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 6, 9:52 AM CDTWind AdvisoryDDCBarber, Clark, Comanche, Edwards, Ellis, Finney and 21 more29 hr
Sep 6, 4:49 PM CDTSevere Thunderstorm WarningDDCLane41 min
Sep 6, 5:24 PM CDTSevere Thunderstorm WarningDDCLane, Ness51 min
Sep 6, 5:40 PM CDTSpecial Weather StatementDDCMeade, Seward50 min
Sep 6, 6:04 PM CDTSpecial Weather StatementDDCMeade41 min
Sep 6, 6:09 PM CDTSevere Thunderstorm WarningDDCNess51 min
Sep 6, 6:49 PM CDTSevere Thunderstorm WarningDDCHodgeman, Ness, Pawnee, Rush41 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.