Alert archive / Texas / Wind Advisories in 2012
Wind Advisory 6, NWS Brownsville, TX
NWS Brownsville, TX issued this wind advisory at Feb 29, 2012, 8:26 AM CST for Cameron County, Kenedy County, Willacy County, Texas. It took effect at Feb 29, 2012, 9:00 AM CST. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Feb 29, 2012, 8:26 AM CST (14:26 UTC)
- In effect from
- Feb 29, 2012, 9:00 AM CST
- Expired
- Feb 29, 2012, 3:00 PM CST
- In force
- 6 hr
- Issued by
- NWS Brownsville, TX
Counties Cameron County, TX, Kenedy County, TX, Willacy County, TX
The radar
The Brownsville radar (KBRO), 69 km from the middle of the area, began a volume at 14:26 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, 2.4 hours before the alert went out and 71 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
- 64 J/kg
- Mixed-layer CIN
- -711 J/kg
- Mixed-layer LCL
- 1075 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- -80 m²/s²
- 0-3 km storm-relative helicity
- 82 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
196 WWUS74 KBRO 291426 NPWBRO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BROWNSVILLE TX 826 AM CST WED FEB 29 2012 ...WINDY CONDITIONS THIS MORNING... .MORNING BALLOON SOUNDING AND NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATE A SOUTHERLY LOW LEVEL JET OF UP TO 50 MPH BETWEEN 1000 TO 4000 FEET ABOVE THE SURFACE. AFTERNOON HEATING SHOULD ALLOW FOR A PORTION OF THESE STRONGER WINDS TO MIX TO THE SURFACE THROUGH MID AFTERNOON. THE LOW LEVEL JET WEAKENS AND SHIFTS OFFSHORE THIS AFTERNOON. TXZ251-254>257-292100- /O.NEW.KBRO.WI.Y.0006.120229T1500Z-120229T2100Z/ KENEDY-INLAND WILLACY-INLAND CAMERON-COASTAL WILLACY- COASTAL CAMERON- INCLUDING THE CITIES OF...SARITA...RAYMONDVILLE...BROWNSVILLE... HARLINGEN...PORT MANSFIELD...PORT ISABEL...SOUTH PADRE ISLAND... LAGUNA HEIGHTS...LAGUNA VISTA 826 AM CST WED FEB 29 2012 ...WIND ADVISORY IN EFFECT UNTIL 3 PM CST THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 3 PM CST THIS AFTERNOON. * TIMING...SUSTAINED SOUTH WINDS OF 25 TO 35 MPH AND GUSTS UP TO 45 MPH ARE EXPECTED BETWEEN 9 AM AND 3 PM TODAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE 30 TO 39 MPH AND OR FREQUENT GUSTS WILL RANGE BETWEEN 40 AND 57 MPH. && $$
1 follow-up statement
045 WWUS74 KBRO 292129 NPWBRO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BROWNSVILLE TX 329 PM CST WED FEB 29 2012 ...WIND ADVISORY NO LONGER IN EFFECT... .SURFACE OBSERVATIONS INDICATE THAT A WEAK COLD FRONT IS LOCATED ROUGHLY ALONG THE HIGHWAY 281 CORRIDOR FROM FALFURRIAS TO PHARR. SURFACE WINDS ARE BEGINNING TO DIMINISH WITHIN CAMERON...WILLACY ...AND KENEDY COUNTY...AND THEREFORE THE WIND ADVISORY HAS BEEN ALLOWED TO EXPIRE. TXZ251-254>257-292230- /O.EXP.KBRO.WI.Y.0006.000000T0000Z-120229T2100Z/ KENEDY-INLAND WILLACY-INLAND CAMERON-COASTAL WILLACY- COASTAL CAMERON- INCLUDING THE CITIES OF...SARITA...RAYMONDVILLE...BROWNSVILLE... HARLINGEN...PORT MANSFIELD...PORT ISABEL...SOUTH PADRE ISLAND... LAGUNA HEIGHTS...LAGUNA VISTA 329 PM CST WED FEB 29 2012 ...WIND ADVISORY HAS EXPIRED... THE PRESENCE OF A COLD FRONT WITHIN THE CENTRAL PORTION OF DEEP SOUTH TEXAS AND THE RIO GRANDE VALLEY IS ALLOWING WINDS WITHIN CAMERON...WILLACY...AND KENEDY COUNTY TO DIMINISH AT THIS TIME. ALTHOUGH WINDS ARE NOT EXPECTED TO REACH WIND ADVISORY CRITERIA FOR THE REMAINDER OF THIS AFTERNOON...SOUTHERLY WINDS OF 20 TO 25 MPH WITH FREQUENT GUSTS UP TO 35 MPH ARE LIKELY THROUGH THE NEXT FEW HOURS UNTIL SHORTLY AFTER SUNSET. $$ TOMASELLI
The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 29, 3:43 AM CST | Small Craft Advisory for Winds | BRO | 14 hr |
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.