Alert archive / Texas / Wind Advisories in 2021

Wind Advisory 13, NWS Amarillo, TX

October 12, 20214 counties in Texas; Cimarron County, Oklahoma

NWS Amarillo, TX issued this wind advisory at Oct 12, 2021, 4:16 AM CDT for 4 counties in Texas; Cimarron County, Oklahoma. It took effect at Oct 12, 2021, 12:00 PM CDT. It was in force for 7 hr.

The area

The counties it named.

The facts

Issued
Oct 12, 2021, 4:16 AM CDT (09:16 UTC)
In effect from
Oct 12, 2021, 12:00 PM CDT
Expired
Oct 12, 2021, 7:00 PM CDT
In force
7 hr
Issued by
NWS Amarillo, TX

Counties Cimarron County, OK, Dallam County, TX, Deaf Smith County, TX, Hartley County, TX, Oldham County, TX

The radar

The Amarillo radar (KAMA), 105 km from the middle of the area, began a volume at 09:13 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, 9.3 hours before the alert went out and 106 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 2021-10-12Temperature 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 00:00Z on 2021-10-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 52 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
3081 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
52 m²/s²
0-3 km storm-relative helicity
125 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

706 
WWUS74 KAMA 120916
NPWAMA

URGENT - WEATHER MESSAGE
National Weather Service Amarillo TX
416 AM CDT Tue Oct 12 2021

OKZ001-TXZ001-006-011-016-121745-
/O.NEW.KAMA.WI.Y.0013.211012T1700Z-211013T0000Z/
Cimarron-Dallam-Hartley-Oldham-Deaf Smith-
Including the cities of Channing, Boise City, Dalhart, Bootleg,
Romero, Conlen, Wildorado, Vega, Boys Ranch, Keyes, Hereford,
Dawn, Ware, and Hartley
416 AM CDT Tue Oct 12 2021

...WIND ADVISORY IN EFFECT FROM NOON TODAY TO 7 PM CDT THIS 
EVENING...

* WHAT...Southwest winds 30 to 35 mph with higher gusts expected. 

* WHERE...In Oklahoma, Cimarron County. In Texas, Dallam, Deaf 
  Smith, Hartley and Oldham Counties.

* WHEN...From Noon today to 7 PM CDT this evening.

* IMPACTS...Gusty winds will blow around unsecured objects.  

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Winds this strong can make driving difficult, especially for high 
profile vehicles. Use extra caution.


&&

$$

Andrade
2 follow-up statements
093 
WWUS74 KAMA 121743
NPWAMA

URGENT - WEATHER MESSAGE
National Weather Service Amarillo TX
1243 PM CDT Tue Oct 12 2021

OKZ001-TXZ001-006-011-016-130000-
/O.CON.KAMA.WI.Y.0013.000000T0000Z-211013T0000Z/
Cimarron-Dallam-Hartley-Oldham-Deaf Smith-
Including the cities of Channing, Boise City, Dalhart, Bootleg,
Romero, Conlen, Wildorado, Vega, Boys Ranch, Keyes, Hereford,
Dawn, Ware, and Hartley
1243 PM CDT Tue Oct 12 2021

...WIND ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...

* WHAT...Southwest winds 25 to 35 mph.

* WHERE...In Oklahoma, Cimarron County. In Texas, Dallam, Deaf 
  Smith, Hartley and Oldham Counties.

* WHEN...Until 7 PM CDT this evening.

* IMPACTS...Gusty winds will blow around unsecured objects. Tree 
  limbs could be blown down and a few power outages may result.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Winds this strong can make driving difficult, especially for high 
profile vehicles. Use extra caution.

Secure outdoor objects.

&&

$$

DGW
634 
WWUS74 KAMA 130019
NPWAMA

URGENT - WEATHER MESSAGE
National Weather Service Amarillo TX
719 PM CDT Tue Oct 12 2021

OKZ001-TXZ001-006-011-016-130130-
/O.EXP.KAMA.WI.Y.0013.000000T0000Z-211013T0000Z/
Cimarron-Dallam-Hartley-Oldham-Deaf Smith-
Including the cities of Channing, Boise City, Dalhart, Bootleg,
Romero, Conlen, Wildorado, Vega, Boys Ranch, Keyes, Hereford,
Dawn, Ware, and Hartley
719 PM CDT Tue Oct 12 2021

...WIND ADVISORY HAS EXPIRED...

The threat of widespread strong sustained winds has ended. However, 
gusty winds from thunderstorms in the area will be possible in the 
western Oklahoma and Texas Panhandles over the next 2 to 3 hours.

$$

Ferguson

Nearby

Wind Advisories in Texas, 2021Wind Advisories in Oklahoma, 2021Every wind advisory in 2021

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.