Alert archive / Kansas / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 253, NWS Dodge City, KS

September 16, 2011Morton County, Stevens County, Kansas

NWS Dodge City, KS issued this severe thunderstorm warning at Sep 16, 2011, 5:20 PM CDT for Morton County, Stevens County, Kansas. It was in force for 42 min. 2 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
Sep 16, 2011, 5:20 PM CDT (22:20 UTC)
Expired
Sep 16, 2011, 6:02 PM CDT
In force
42 min
Issued by
NWS Dodge City, KS
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Morton County, KS, Stevens County, KS

The radar

The Dodge City radar (KDDC), 160 km from the middle of the area, began a volume at 22:20 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
Sep 16, 5:42 PM CDTHAIL 0.88Rolla, KSTHE CALLER ALSO REPORTED 1.5 INCHES OF RAIN IN 20 MINUTES, ALONG WITH WIND GUSTS ESTIMATED AT 45 MPH. STREETS IN ROLLA WERE FLOODING AND A FEW BARRACADES HAD BEEN PUT UP IN ROLLA.
Sep 16, 5:43 PM CDTHAIL 0.753 Nnw Rolla, 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, 10.3 hours before the alert went out and 166 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 2011-09-16Temperature 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 2011-09-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 135 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
573 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
135 m²/s²
0-3 km storm-relative helicity
199 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.

084 
WUUS53 KDDC 162220
SVRDDC
KSC129-189-162315-
/O.NEW.KDDC.SV.W.0253.110916T2220Z-110916T2315Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE DODGE CITY KS
520 PM CDT FRI SEP 16 2011

THE NATIONAL WEATHER SERVICE IN DODGE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN MORTON COUNTY IN SOUTHWEST KANSAS...
  SOUTHWESTERN STEVENS COUNTY IN SOUTHWEST KANSAS...

* UNTIL 615 PM CDT

* AT 515 PM 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 NEAR
  ROLLA...AND MOVING EAST AT 20 MPH.

* LOCATIONS IMPACTED INCLUDE...
  WILBURTON...
  ROLLA...
  FETERITA...
  FETERITA...
  HUGOTON...
  MAINLY RURAL AREAS OF SOUTHEASTERN MORTON AND SOUTHWESTERN STEVENS
  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 3699 10166 3705 10184 3725 10168 3726 10123
      3699 10135
TIME...MOT...LOC 2220Z 283DEG 17KT 3716 10168
WIND...HAIL 60MPH 1.00IN

$$

FINCH
2 follow-up statements
730 
WWUS53 KDDC 162240
SVSDDC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DODGE CITY KS
540 PM CDT FRI SEP 16 2011

KSC129-189-162315-
/O.CON.KDDC.SV.W.0253.000000T0000Z-110916T2315Z/
STEVENS KS-MORTON KS-
540 PM CDT FRI SEP 16 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EAST CENTRAL
MORTON AND CENTRAL STEVENS COUNTIES UNTIL 615 PM CDT...

AT 538 PM 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 NEAR
ROLLA...AND MOVING EAST AT 20 MPH.

LOCATIONS IMPACTED INCLUDE...
  ROLLA...
  FETERITA...
  HUGOTON...
  MAINLY RURAL AREAS OF CENTRAL STEVENS AND EASTERN MORTON 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 3707 10155 3712 10171 3722 10167 3726 10123
      3704 10133
TIME...MOT...LOC 2240Z 283DEG 17KT 3714 10156
WIND...HAIL 60MPH 1.00IN

$$

FINCH
189 
WWUS53 KDDC 162302
SVSDDC

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DODGE CITY KS
602 PM CDT FRI SEP 16 2011

KSC129-189-162312-
/O.CAN.KDDC.SV.W.0253.000000T0000Z-110916T2315Z/
STEVENS KS-MORTON KS-
602 PM CDT FRI SEP 16 2011

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL MORTON AND
CENTRAL STEVENS COUNTIES IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED.

LAT...LON 3707 10155 3712 10171 3722 10167 3726 10123
      3704 10133
TIME...MOT...LOC 2302Z 283DEG 17KT 3712 10143

$$

FINCH

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 16, 3:48 PM CDTSpecial Weather StatementDDCMorton57 min
Sep 16, 4:20 PM CDTSevere Thunderstorm WarningDDCMorton55 min
Sep 16, 4:38 PM CDTSpecial Weather StatementDDCMorton52 min
Sep 16, 5:14 PM CDTSpecial Weather StatementDDCStevens46 min
Sep 16, 6:05 PM CDTSpecial Weather StatementDDCMorton40 min
Sep 16, 6:22 PM CDTSpecial Weather StatementDDCStevens38 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2011Every severe thunderstorm warning in 2011

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.