Alert archive / Texas / Special Weather Statements in 2015

Special Weather Statement, NWS Lubbock, TX

May 23, 2015Childress County, Texas

NWS Lubbock, TX issued this special weather statement at May 23, 2015, 2:21 PM CDT for Childress County, Texas. It was in force for 24 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 23, 2015, 2:21 PM CDT (19:21 UTC)
Expired: May 23, 2015, 2:45 PM CDT
In force: 24 min
Issued by: NWS Lubbock, TX

County Childress County, TX

The radar

The Altus AFB radar (KFDR), 110 km from the middle of the area, began a volume at 19:20 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.

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 7.4 hours before the alert went out and 273 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: 187 J/kg
Mixed-layer CIN: -128 J/kg
Mixed-layer LCL: 453 m above ground
0-6 km bulk shear: 26 kt
0-1 km storm-relative helicity: 118 m²/s²
0-3 km storm-relative helicity: 104 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

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

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Lubbock, TX wrote its last area forecast discussion before this special weather statement went out at May 23, 12:55 PM CDT, 1 hour 26 minutes earlier.

Area forecast discussion, May 23, 12:55 PM CDT, 1 hour 26 minutes before

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Hazardous weather outlook, May 23, 12:20 PM CDT, 2 hours 1 minute before

HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE LUBBOCK TX
1220 PM CDT SAT MAY 23 2015

TXZ021>044-241730-
PARMER-CASTRO-SWISHER-BRISCOE-HALL-CHILDRESS-BAILEY-LAMB-HALE-
FLOYD-MOTLEY-COTTLE-COCHRAN-HOCKLEY-LUBBOCK-CROSBY-DICKENS-KING-
YOAKUM-TERRY-LYNN-GARZA-KENT-STONEWALL-
1220 PM CDT SAT MAY 23 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE EXTREME SOUTHERN TEXAS
PANHANDLE...SOUTH PLAINS AND ROLLING PLAINS.

.DAY ONE...THIS AFTERNOON AND TONIGHT
THUNDERSTORM FORMATION WILL BE POSSIBLE THIS AFTERNOON AND TONIGHT
OVER MOST OF THE REGION AND STORMS WHICH DO FORM WILL HAVE THE
POTENTIAL TO BECOME SEVERE PRODUCING LARGE HAIL...DAMAGING WINDS
AND POSSIBLY EVEN A TORNADO. HOWEVER...CONFIDENCE ON THE
SPECIFIC TIMING AND LOCATION OF THUNDERSTORM FORMATION REMAINS
LOW. THUNDERSTORM DEVELOPMENT COULD TAKE PLACE ALONG THE DRYLINE
NEAR THE STATE LINE THIS AFTERNOON. ADDITIONALLY STORMS MAY
PRODUCE HEAVY RAINFALL AND LEAD TO FLASH FLOODING. A FLASH FLOOD
WATCH IS IN EFFECT FOR THE ROLLING PLAINS...EASTERN SOUTH PLAINS
AND SOUTHEAST TEXAS PANHANDLE.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY
A RISK OF STRONG TO SEVERE STORMS WILL EXIST MOST DAYS NEXT WEEK
WITH PERHAPS A LOWER RISK ON TUESDAY AND WEDNESDAY. AS THE
ACTIVITY EACH DAY COULD IMPACT THE SEVERE RISK IN SUBSEQUENT
DAYS...THE SEVERE POTENTIAL EACH DAY REMAINS UNCLEAR.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION MAY BE REQUESTED THIS AFTERNOON AND EVENING.

In the hours before

Special weather statement, May 23, 2:21 PM CDT, 0 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
May 22, 10:35 PM CDT	Dense Fog Advisory	LUB	Briscoe, Childress, Cochran, Cottle, Crosby, Dickens and 15 more	7 hr
May 23, 6:48 AM CDT	Areal Flood Advisory	LUB	Parmer	117 min
May 23, 1:36 PM CDT	Areal Flood Advisory	LUB	Childress, Cottle, Hall, Motley	3 hr
May 23, 3:25 PM CDT	Special Weather Statement	LUB	Childress	35 min
May 23, 3:49 PM CDT	Special Weather Statement	LUB	Childress	26 min
May 23, 4:31 PM CDT	Areal Flood Advisory	LUB	Childress	89 min
May 23, 4:40 PM CDT	Special Weather Statement	LUB	Childress	35 min
May 23, 5:06 PM CDT	Special Weather Statement	LUB	Terry	24 min
May 23, 5:13 PM CDT	Severe Thunderstorm Warning	LUB	Lynn	47 min
May 23, 5:26 PM CDT	Special Weather Statement	LUB	Yoakum	34 min
May 23, 6:02 PM CDT	Special Weather Statement	LUB	Garza	28 min
May 23, 6:13 PM CDT	Special Weather Statement	LUB	Lubbock	32 min
May 23, 6:16 PM CDT	Areal Flood Advisory	LUB	Lubbock	119 min
May 23, 6:18 PM CDT	Special Weather Statement	LUB	Stonewall	27 min
May 23, 6:33 PM CDT	Special Weather Statement	LUB	Crosby	27 min
May 23, 6:45 PM CDT	Special Weather Statement	LUB	Stonewall	30 min
May 23, 6:59 PM CDT	Special Weather Statement	LUB	Crosby, Floyd, Motley	31 min

Nearby

Special Weather Statements in Texas, 2015 Every special weather statement in 2015

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.