Alert archive / Texas / Wind Advisories in 2012

Wind Advisory 9, NWS Amarillo, TX

March 8, 20126 counties in Texas

NWS Amarillo, TX issued this wind advisory at Mar 8, 2012, 6:14 AM CST for 6 counties in Texas. It was in force for 10 hr.

The area

The counties it named.

The facts

Issued
Mar 8, 2012, 6:14 AM CST (12:14 UTC)
Expired
Mar 8, 2012, 4:00 PM CST
In force
10 hr
Issued by
NWS Amarillo, TX

Counties Dallam County, TX, Deaf Smith County, TX, Hartley County, TX, Oldham County, TX, Potter County, TX, Randall County, TX

The radar

The Amarillo radar (KAMA), 65 km from the middle of the area, began a volume at 12:17 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 12:00Z, 0.2 hours before the alert went out and 66 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 12:00Z on 2012-03-08Temperature 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, Amarillo Airport, TX at 12:00Z on 2012-03-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 171 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
806 m above ground
0-6 km bulk shear
81 kt
0-1 km storm-relative helicity
171 m²/s²
0-3 km storm-relative helicity
406 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

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

433 
WWUS74 KAMA 081214
NPWAMA

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE AMARILLO TX
614 AM CST THU MAR 8 2012

TXZ001-006-011-012-016-017-082200-
/O.NEW.KAMA.WI.Y.0009.120308T1214Z-120308T2200Z/
DALLAM-HARTLEY-OLDHAM-POTTER-DEAF SMITH-RANDALL-
INCLUDING THE CITIES OF...DALHART...HARTLEY...CHANNING...VEGA...
AMARILLO...HEREFORD...CANYON
614 AM CST THU MAR 8 2012

...WIND ADVISORY IN EFFECT UNTIL 4 PM CST THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN AMARILLO HAS ISSUED A WIND ADVISORY
FOR THE WESTERN AND SOUTH CENTRAL TEXAS PANHANDLE...WHICH IS IN
EFFECT UNTIL 4 PM CST THIS AFTERNOON.

* EVENT...NORTH TO NORTHEAST WINDS OF 30 TO 35 MPH WITH GUSTS TO
  AROUND 50 MPH ARE LIKELY TODAY ACROSS THE WESTERN AND SOUTH CENTRAL
  TEXAS PANHANDLE. 

* TIMING...THESE STRONG AND GUSTY WINDS WILL PERSIST UNTIL AROUND 3
  PM THIS AFTERNOON...THEN SLOWLY DIMINISH AFTER THAT TIME.

* IMPACTS...TRASH CANS...LAWN FURNITURE...AND OTHER LOOSE OR
  LIGHTWEIGHT OUTDOOR OBJECTS MAY BE BLOWN ABOUT BY THE WIND. IN
  ADDITION...LOCALIZED AREAS OF BLOWING DUST MAY RESULT IN REDUCED
  VISIBILITIES AT TIMES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 35 MPH ARE EXPECTED.
WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH
PROFILE VEHICLES. USE EXTRA CAUTION.

&&

$$

ANDRADE

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 8, 3:27 PM CSTWinter Weather AdvisoryAMAArmstrong, Carson, Dallam, Deaf Smith, Hartley, Oldham and 2 more4 hr

Nearby

Wind Advisories in Texas, 2012Every wind advisory in 2012

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.