Alert archive / Texas / Wind Advisories in 2012
Wind Advisory 4, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this wind advisory at Mar 6, 2012, 10:16 PM CST for 18 counties in Texas. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Mar 6, 2012, 10:16 PM CST (04:16 UTC)
- Expired
- Mar 7, 2012, 6:00 AM CST
- In force
- 8 hr
- Issued by
- NWS Austin/San Antonio, TX
Counties Bandera County, TX, Bexar County, TX, Blanco County, TX, Burnet County, TX, Comal County, TX, Edwards County, TX, Gillespie County, TX, Hays County, TX, Kendall County, TX, Kerr County, TX, Kinney County, TX, Llano County, TX, Medina County, TX, Real County, TX, Travis County, TX, Uvalde County, TX, Val Verde County, TX, Williamson County, TX
The radar
The Austin/San Antonio radar (KEWX), 101 km from the middle of the area, began a volume at 04:13 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
Del Rio, TX (KDRT), launched 00:00Z, 4.3 hours before the alert went out and 189 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1977 m above ground
- 0-6 km bulk shear
- 61 kt
- 0-1 km storm-relative helicity
- 64 m²/s²
- 0-3 km storm-relative helicity
- 256 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
348 WWUS74 KEWX 070416 NPWEWX URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1016 PM CST TUE MAR 6 2012 ...WIND ADVISORY IN EFFECT UNTIL 6 AM CST WEDNESDAY... .WINDY CONDITIONS WILL PERSIST ACROSS THE HILL COUNTRY AND ALONG THE ESCARPMENT DURING THE OVERNIGHT HOURS. A STRONG PRESSURE GRADIENT WILL MAINTAIN SOUTHERLY WINDS OF 20 TO 30 MPH WITH GUSTS TO 40 MPH. TXZ171>173-183>192-202>206-071200- /O.NEW.KEWX.WI.Y.0004.120307T0416Z-120307T1200Z/ LLANO-BURNET-WILLIAMSON-VAL VERDE-EDWARDS-REAL-KERR-BANDERA- GILLESPIE-KENDALL-BLANCO-HAYS-TRAVIS-KINNEY-UVALDE-MEDINA-BEXAR- COMAL- INCLUDING THE CITIES OF...LLANO...BURNET...GEORGETOWN...DEL RIO... ROCKSPRINGS...LEAKEY...KERRVILLE...BANDERA...FREDERICKSBURG... BOERNE...BLANCO...SAN MARCOS...AUSTIN...BRACKETTVILLE...UVALDE... HONDO...SAN ANTONIO...NEW BRAUNFELS 1016 PM CST TUE MAR 6 2012 ...WIND ADVISORY IN EFFECT UNTIL 6 AM CST WEDNESDAY... THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 6 AM CST WEDNESDAY. * TIMING...THROUGH 6 AM CST WEDNESDAY * WINDS...SOUTHERLY 20 TO 30 MPH WITH GUSTS TO 40 MPH * IMPACTS...LOOSE OBJECTS WILL BE BLOWN AROUND AND DRIVING LIGHT OR HIGH PROFILE VEHICLES MAY BE DIFFICULT ESPECIALLY ON EAST TO WEST ORIENTED ROADWAYS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 26 TO 39 MPH ARE EXPECTED. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT... ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
Nearby
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.