Alert archive / Texas / Special Weather Statements in 2016

Special Weather Statement, NWS Amarillo, TX

July 7, 2016Hansford County, Texas

NWS Amarillo, TX issued this special weather statement at Jul 7, 2016, 10:10 PM CDT for Hansford County, Texas. It was in force for 50 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
Jul 7, 2016, 10:10 PM CDT (03:10 UTC)
Expired
Jul 7, 2016, 11:00 PM CDT
In force
50 min
Issued by
NWS Amarillo, TX

County Hansford County, TX

The radar

The Amarillo radar (KAMA), 128 km from the middle of the area, began a volume at 03:10 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

Amarillo Airport, TX (KAMA), launched 00:00Z, 3.2 hours before the alert went out and 128 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, Amarillo Airport, TX at 00:00Z on 2016-07-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 691 joules per kilogram.LCLEL10008507005003002001001 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, Amarillo Airport, TX at 00:00Z on 2016-07-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 62 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
691 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
3865 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
62 m²/s²
0-3 km storm-relative helicity
113 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.8

Open this sounding in Storm Lab

The text

As transmitted.

655 
WWUS84 KAMA 080310
SPSAMA

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AMARILLO TX
1010 PM CDT THU JUL 7 2016
 
OKZ002-003-TXZ003-004-080400-
BEAVER OK-TEXAS OK-HANSFORD TX-OCHILTREE TX-
1010 PM CDT THU JUL 7 2016

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHEASTERN TEXAS...SOUTHWESTERN
BEAVER...NORTHWESTERN OCHILTREE AND HANSFORD COUNTIES UNTIL 1100 PM
CDT...

AT 1009 PM CDT...DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM 4
MILES NORTH OF GRUVER...OR 15 MILES NORTHWEST OF SPEARMAN...MOVING
NORTHEAST AT 20 MPH.

WIND GUSTS UP TO 50 MPH WILL BE POSSIBLE WITH THIS STORM. 

LOCATIONS IMPACTED INCLUDE...
PERRYTON...SPEARMAN...GRUVER...WAKA AND FARNSWORTH. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 10 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.

&&

LAT...LON 3611 10135 3629 10155 3670 10095 3634 10081
TIME...MOT...LOC 0309Z 235DEG 22KT 3632 10143 

$$

BIEDA

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 7, 8:55 PM CDTSpecial Weather StatementAMASherman35 min
Jul 7, 9:29 PM CDTSpecial Weather StatementAMASherman46 min
Jul 7, 11:11 PM CDTSpecial Weather StatementAMAHansford, Ochiltree49 min
Jul 7, 11:41 PM CDTSevere Thunderstorm WarningAMALipscomb, Ochiltree64 min
Jul 8, 12:43 AM CDTSevere Thunderstorm WarningAMALipscomb34 min
Jul 8, 1:41 AM CDTSpecial Weather StatementAMALipscomb49 min
Jul 8, 6:17 PM CDTSpecial Weather StatementAMACollingsworth28 min
Jul 7, 9:17 PM CDTSpecial Weather StatementAMATexas28 min
Jul 7, 9:44 PM CDTSpecial Weather StatementAMATexas46 min
Jul 7, 10:29 PM CDTSpecial Weather StatementAMATexas31 min

Nearby

Special Weather Statements in Texas, 2016Every special weather statement in 2016

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.