Alert archive / Texas / Wind Advisories in 2018

Wind Advisory 13, NWS Amarillo, TX

April 17, 2018Beaver County, Texas County, Oklahoma; 5 counties in Texas

NWS Amarillo, TX issued this wind advisory at Apr 17, 2018, 8:41 PM CDT for Beaver County, Texas County, Oklahoma; 5 counties in Texas. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Apr 17, 2018, 8:41 PM CDT (01:41 UTC)
Expired
Apr 18, 2018, 2:00 AM CDT
In force
5 hr
Issued by
NWS Amarillo, TX

Counties Beaver County, OK, Texas County, OK, Hansford County, TX, Hemphill County, TX, Lipscomb County, TX, Ochiltree County, TX, Roberts County, TX

The radar

The Amarillo radar (KAMA), 144 km from the middle of the area, began a volume at 01:42 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, 1.7 hours before the alert went out and 144 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 2018-04-18Temperature 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 2018-04-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 102 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
4785 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
102 m²/s²
0-3 km storm-relative helicity
122 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

598 
WWUS74 KAMA 180141
NPWAMA

URGENT - WEATHER MESSAGE
National Weather Service Amarillo TX
841 PM CDT Tue Apr 17 2018

OKZ003-180700-
/O.NEW.KAMA.WI.Y.0013.180418T0141Z-180418T0700Z/
Beaver-
Including the cities of Beaver and Forgan
841 PM CDT Tue Apr 17 2018

...WIND ADVISORY IN EFFECT UNTIL 2 AM CDT WEDNESDAY...

The National Weather Service in Amarillo has issued a Wind
Advisory, which is in effect until 2 AM CDT Wednesday for Beaver
county Oklahoma.

* Timing...through 2 am.

* Winds...Northwest 25 to 35 mph with gusts up to 55 mph.

* Impacts...Sudden wind gusts can cause drivers to lose 
  control... especially in lightweight or high profile vehicles. 
  Strong winds can cause blowing dust...reducing visibilities...
  and cause flying debris. Light outdoor objects could be moved 
  by the strong winds.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should exercise caution while driving in the wind
advisory area. Stay alert to sudden gusts of wind which may cause
you to lose control of your vehicle. Extra attention should be
given to drivers of high profile vehicles. Secure outdoor items.

&&

$$
2 follow-up statements
922 
WWUS74 KAMA 180301
NPWAMA

URGENT - WEATHER MESSAGE
National Weather Service Amarillo TX
1001 PM CDT Tue Apr 17 2018

OKZ002-TXZ003>005-009-010-180700-
/O.EXA.KAMA.WI.Y.0013.000000T0000Z-180418T0700Z/
Texas-Hansford-Ochiltree-Lipscomb-Roberts-Hemphill-
Including the cities of Guymon, Spearman, Gruver, Perryton, 
Booker, Higgins, Follett, Miami, and Canadian
1001 PM CDT Tue Apr 17 2018

...WIND ADVISORY IN EFFECT UNTIL 2 AM CDT WEDNESDAY...

The National Weather Service in Amarillo has issued a Wind
Advisory, which is in effect until 2 AM CDT Wednesday.

* Timing...through 2 am.

* Winds...Northwest 30 to 35 mph with gusts up to 55 mph.

* Impacts...Sudden wind gusts can cause drivers to lose 
  control... especially in lightweight or high profile vehicles. 
  Strong winds can cause blowing dust...reducing visibilities... 
  and cause flying debris. Light outdoor objects could be moved 
  by the strong winds.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should exercise caution while driving in the wind
advisory area. Stay alert to sudden gusts of wind which may cause
you to lose control of your vehicle. Extra attention should be
given to drivers of high profile vehicles. Secure outdoor items.

&&

$$

OKZ003-180700-
/O.CON.KAMA.WI.Y.0013.000000T0000Z-180418T0700Z/
Beaver-
Including the cities of Beaver and Forgan
1001 PM CDT Tue Apr 17 2018

...WIND ADVISORY REMAINS IN EFFECT UNTIL 2 AM CDT WEDNESDAY...

* Timing...through 2 am.

* Winds...Northwest around 35 mph with gusts up to 55 mph.

* Impacts...Sudden wind gusts can cause drivers to lose 
  control... especially in lightweight or high profile vehicles. 
  Strong winds can cause blowing dust...reducing visibilities... 
  and cause flying debris. Light outdoor objects could be moved 
  by the strong winds.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Motorists should exercise caution while driving in the wind
advisory area. Stay alert to sudden gusts of wind which may cause
you to lose control of your vehicle. Extra attention should be
given to drivers of high profile vehicles. Secure outdoor items.

&&

$$
859 
WWUS74 KAMA 180704
NPWAMA

URGENT - WEATHER MESSAGE
National Weather Service Amarillo TX
204 AM CDT Wed Apr 18 2018

OKZ002-003-TXZ003>005-009-010-180815-
/O.EXP.KAMA.WI.Y.0013.000000T0000Z-180418T0700Z/
Texas-Beaver-Hansford-Ochiltree-Lipscomb-Roberts-Hemphill-
Including the cities of Guymon, Beaver, Forgan, Spearman, Gruver,
Perryton, Booker, Higgins, Follett, Miami, and Canadian
204 AM CDT Wed Apr 18 2018

...WIND ADVISORY WILL EXPIRE AT 2 AM CDT EARLY THIS MORNING...

Winds have dropped below wind advisory criteria across the area.
However, 20 to 30 mph winds with gusts to 40 mph will still be 
possible, especially from sunrise through 11 AM Wednesday 
morning.

$$

Ward

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 18, 3:59 AM CDTRed Flag WarningAMABeaver, Texas14 hr

Nearby

Wind Advisories in Texas, 2018Wind Advisories in Oklahoma, 2018Every wind advisory in 2018

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.