Alert archive / Oklahoma / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 13, NWS Amarillo, TX

May 24, 2011Texas County, Oklahoma

NWS Amarillo, TX issued this severe thunderstorm warning at May 24, 2011, 1:04 PM CDT for Texas County, Oklahoma. It was in force for 18 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: May 24, 2011, 1:04 PM CDT (18:04 UTC)
Expired: May 24, 2011, 1:22 PM CDT
In force: 18 min
Issued by: NWS Amarillo, TX
Area: Storm-based polygon

County Texas County, OK

The radar

The Dodge City radar (KDDC), 177 km from the middle of the area, began a volume at 18:04 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 nearest sounding before it

Dodge City, (KDDC), launched 12:00Z, 6.1 hours before the alert went out and 183 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: 1043 J/kg
Mixed-layer CIN: -263 J/kg
Mixed-layer LCL: 625 m above ground
0-6 km bulk shear: 50 kt
0-1 km storm-relative helicity: 221 m²/s²
0-3 km storm-relative helicity: 248 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.5

Open this sounding in Storm Lab

The text

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

700 
WUUS54 KAMA 241804
SVRAMA
OKC139-241900-
/O.NEW.KAMA.SV.W.0013.110524T1804Z-110524T1900Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AMARILLO TX
104 PM CDT TUE MAY 24 2011

THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTH CENTRAL TEXAS COUNTY IN THE PANHANDLE OF OKLAHOMA

* UNTIL 200 PM CDT

* AT 104 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS HAVE
  DETECTED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
  HAIL.  THIS STORM WAS LOCATED 9 MILES WEST OF HOUGH...OR ABOUT 11
  MILES SOUTH OF WILBURTON...MOVING NORTHEAST AT 30 MPH.

* LOCATIONS IMPACTED INCLUDE...
  HOUGH...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPORT SEVERE WEATHER...PLEASE CALL THE NATIONAL WEATHER SERVICE
AT 8 0 6 3 3 5 1 1 2 1.

&&

LAT...LON 3681 10167 3694 10186 3700 10183 3700 10127
TIME...MOT...LOC 1804Z 226DEG 27KT 3693 10169

$$

CLK

2 follow-up statements

473 
WWUS54 KAMA 241814
SVSAMA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AMARILLO TX
114 PM CDT TUE MAY 24 2011

OKC139-241900-
/O.CON.KAMA.SV.W.0013.000000T0000Z-110524T1900Z/
TEXAS OK-
114 PM CDT TUE MAY 24 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 200 PM CDT
FOR NORTH CENTRAL TEXAS COUNTY...

AT 114 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL. 
THIS STORM WAS LOCATED OVER EXTREME NORTH CENTRAL TEXAS COUNTY...OR
ABOUT 8 MILES SOUTHEAST OF WILBURTON...MOVING NORTHEAST AT 30 MPH.

THE SEVERE THUNDERSTORM WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS
OF THE INDICATED COUNTY.

LARGE HAIL...DAMAGING WINDS...AND VERY HEAVY RAINS ARE EXPECTED WITH
THIS STORM. TAKE COVER IN A SUBSTANTIAL SHELTER.

TO REPORT SEVERE WEATHER...PLEASE CALL THE NATIONAL WEATHER SERVICE
AT 8 0 6 3 3 5 1 1 2 1.

LAT...LON 3693 10156 3693 10173 3700 10183 3700 10141
TIME...MOT...LOC 1814Z 226DEG 27KT 3700 10164

$$

093 
WWUS54 KAMA 241822
SVSAMA

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AMARILLO TX
122 PM CDT TUE MAY 24 2011

OKC139-241832-
/O.CAN.KAMA.SV.W.0013.000000T0000Z-110524T1900Z/
TEXAS OK-
122 PM CDT TUE MAY 24 2011

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

AT 122 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT
THE STORM THAT PROMPTED THE SEVERE THUNDERSTORM WARNING HAD MOVED 
OUT OF THE AREA. THEREFORE THE SEVERE THUNDERSTORM WARNING IS 
CANCELLED.

LAT...LON 3693 10156 3693 10173 3700 10183 3700 10141
TIME...MOT...LOC 1822Z 226DEG 27KT 3702 10156

$$

The office that day

Everything else NWS Amarillo, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 24, 4:56 AM CDT	Wind Advisory	AMA	Beaver	16 hr
May 24, 1:33 PM CDT	Severe Thunderstorm Warning	AMA	Cimarron, Texas	57 min
May 24, 5:26 PM CDT	High Wind Warning	AMA	Cimarron, Texas	3 hr

Nearby

Severe Thunderstorm Warnings in Oklahoma, 2011 Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.