Alert archive / Texas / Wind Advisories in 2021

Wind Advisory 4, NWS Brownsville, TX

February 27, 2021Cameron County, Willacy County, Texas

NWS Brownsville, TX issued this wind advisory at Feb 27, 2021, 11:53 AM CST for Cameron County, Willacy County, Texas. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Feb 27, 2021, 11:53 AM CST (17:53 UTC)
Expired
Feb 27, 2021, 2:45 PM CST
In force
3 hr
Issued by
NWS Brownsville, TX

Counties Cameron County, TX, Willacy County, TX

The radar

The Brownsville radar (KBRO), 46 km from the middle of the area, began a volume at 17:52 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

Brownsville Intl, TX (KBRO), launched 12:00Z, 5.9 hours before the alert went out and 48 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, Brownsville Intl, TX at 12:00Z on 2021-02-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 201 joules per kilogram.LCLLFCEL10008507005003002001001 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, Brownsville Intl, TX at 12:00Z on 2021-02-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 50 square meters per square second.19395878Sfc1 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
201 J/kg
Mixed-layer CIN
-574 J/kg
Mixed-layer LCL
527 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
50 m²/s²
0-3 km storm-relative helicity
42 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

863 
WWUS74 KBRO 271753
NPWBRO

URGENT - WEATHER MESSAGE
National Weather Service Brownsville TX
1153 AM CST Sat Feb 27 2021

TXZ254>257-272300-
/O.NEW.KBRO.WI.Y.0004.210227T1753Z-210227T2300Z/
Inland Willacy-Inland Cameron-Coastal Willacy-Coastal Cameron-
Including the cities of Raymondville, Brownsville, Harlingen, 
Port Mansfield, Port Isabel, South Padre Island, Laguna Heights, 
and Laguna Vista
1153 AM CST Sat Feb 27 2021

...WIND ADVISORY IN EFFECT UNTIL 5 PM CST THIS AFTERNOON...

* WHAT...South winds 25 to 35 mph with gusts up to 40 mph.

* WHERE...Willacy and Cameron counties.

* WHEN...Until 5 PM CST this afternoon.

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

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Use extra caution when driving, especially if operating a high
profile vehicle. Secure outdoor objects.

&&

$$

56
1 follow-up statement
213 
WWUS74 KBRO 272045
NPWBRO

URGENT - WEATHER MESSAGE
National Weather Service Brownsville TX
245 PM CST Sat Feb 27 2021

TXZ254>257-272145-
/O.CAN.KBRO.WI.Y.0004.000000T0000Z-210227T2300Z/
Inland Willacy-Inland Cameron-Coastal Willacy-Coastal Cameron-
Including the cities of Raymondville, Brownsville, Harlingen, 
Port Mansfield, Port Isabel, South Padre Island, Laguna Heights, 
and Laguna Vista
245 PM CST Sat Feb 27 2021

...WIND ADVISORY IS CANCELLED...

Winds have diminished below Wind Advisory criteria. Southeast 
winds will remain breezy with occasional gusts to 35 mph. 

$$

56

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 26, 6:47 PM CSTMarine Dense Fog AdvisoryBRO17 hr
Feb 27, 3:03 AM CSTRip Current StatementBROKenedy15 hr

Nearby

Wind Advisories in Texas, 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.