Alert archive / Texas / Wind Chill Advisories in 2016

Wind Chill Advisory 1, NWS Lubbock, TX

December 17, 201624 counties in Texas

NWS Lubbock, TX issued this wind chill advisory at Dec 17, 2016, 4:13 AM CST for 24 counties in Texas. It took effect at Dec 17, 2016, 10:28 AM CST. It was in force for 23 hr.

The area

The counties it named.

The facts

Issued
Dec 17, 2016, 4:13 AM CST (10:13 UTC)
In effect from
Dec 17, 2016, 10:28 AM CST
Expired
Dec 18, 2016, 9:00 AM CST
In force
23 hr
Issued by
NWS Lubbock, TX
All 24 counties

Bailey County, TX, Briscoe County, TX, Castro County, TX, Childress County, TX, Cochran County, TX, Cottle County, TX, Crosby County, TX, Dickens County, TX, Floyd County, TX, Garza County, TX, Hale County, TX, Hall County, TX, Hockley County, TX, Kent County, TX, King County, TX, Lamb County, TX, Lubbock County, TX, Lynn County, TX, Motley County, TX, Parmer County, TX, Stonewall County, TX, Swisher County, TX, Terry County, TX, Yoakum County, TX

The radar

The Lubbock radar (KLBB), 33 km from the middle of the area, began a volume at 10:12 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, 10.2 hours before the alert went out and 154 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 2016-12-17Temperature 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 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Amarillo Airport, TX at 00:00Z on 2016-12-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 193 square meters per square second.1939587897117Sfc1 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
2492 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
193 m²/s²
0-3 km storm-relative helicity
274 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this wind chill advisory 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 wind chill advisory went out at Dec 17, 4:02 AM CST, 11 minutes earlier.

Area forecast discussion, Dec 17, 4:02 AM CST, 11 minutes before
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Hazardous weather outlook, Dec 16, 6:00 PM CST, 10 hours 13 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE LUBBOCK TX
600 PM CST FRI DEC 16 2016

TXZ021>044-180000-
PARMER-CASTRO-SWISHER-BRISCOE-HALL-CHILDRESS-BAILEY-LAMB-HALE-
FLOYD-MOTLEY-COTTLE-COCHRAN-HOCKLEY-LUBBOCK-CROSBY-DICKENS-KING-
YOAKUM-TERRY-LYNN-GARZA-KENT-STONEWALL-
600 PM CST FRI DEC 16 2016

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

.DAY ONE...TONIGHT

HAZARDOUS WEATHER IS UNLIKELY.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

STRONG WESTERLY WINDS SUSTAINED NEAR 30 MPH MAY DEVELOP OVER THE
SOUTHERN HALF OF THE SOUTH PLAINS AND ROLLING PLAINS ON SATURDAY...AND
CONTRIBUTE TO AN ELEVATED WILDFIRE DANGER. MEANWHILE...A STRONG COLD
FRONT WILL CRAWL SOUTH THROUGH THE DAY AHEAD OF TEMPERATURES
PLUMMETING TO BELOW FREEZING BEFORE SUNSET...BITTERLY COLD WIND
CHILLS AND EVEN A LIGHT WINTRY MIX OF PRECIPITATION. SNOW
ACCUMULATIONS FROM A DUSTING TO 1/2 INCH APPEAR MOST LIKELY ACROSS
THE FAR SOUTHERN PANHANDLE AND ADJACENT AREAS OF THE SOUTH PLAINS
AND ROLLING PLAINS.

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 17, 4:00 AM CSTHigh Wind WarningLUBCochran, Hockley, Terry, Yoakum10 hr
Dec 17, 4:00 AM CSTWind AdvisoryLUBBailey, Briscoe, Castro, Childress, Cochran, Cottle and 18 more14 hr

Nearby

Wind Chill Advisories in Texas, 2016Every wind chill advisory 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.