Alert archive / Texas / Wind Advisories in 2011
Wind Advisory 7, NWS Brownsville, TX
NWS Brownsville, TX issued this wind advisory at Feb 27, 2011, 9:52 PM CST for Brooks County, Jim Hogg County, Zapata County, Texas. It took effect at Feb 28, 2011, 2:00 AM CST. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Feb 27, 2011, 9:52 PM CST (03:52 UTC)
- In effect from
- Feb 28, 2011, 2:00 AM CST
- Expired
- Feb 28, 2011, 6:00 AM CST
- In force
- 4 hr
- Issued by
- NWS Brownsville, TX
Counties Brooks County, TX, Jim Hogg County, TX, Zapata County, TX
The radar
The Corpus Christi radar (KCRP), 144 km from the middle of the area, began a volume at 03:56 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
Corpus Christi, TX (KCRP), launched 00:00Z, 3.9 hours before the alert went out and 155 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
- 906 J/kg
- Mixed-layer CIN
- -408 J/kg
- Mixed-layer LCL
- 1214 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 116 m²/s²
- 0-3 km storm-relative helicity
- 232 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
270 WWUS74 KBRO 280352 NPWBRO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BROWNSVILLE TX 952 PM CST SUN FEB 27 2011 ...VERY STRONG AND POTENTIALLY DAMAGING WINDS LIKELY IMMEDIATELY BEHIND FRONT LATE TONIGHT... .A DRY FRONT WILL SWEEP ACROSS THE RIO GRANDE PLAINS AND BRUSH COUNTRY AFTER MIDNIGHT TONIGHT...FOLLOWED BY A 2 TO 4 HOUR PERIOD OF GUSTY NORTHERLY WINDS PRIOR TO DAYBREAK MONDAY. GUSTY WINDS WILL CONTINUE BEYOND SUNRISE BUT DIMINISH CONSIDERABLY THROUGH NOON. TXZ248>250-281200- /O.NEW.KBRO.WI.Y.0007.110228T0800Z-110228T1200Z/ ZAPATA-JIM HOGG-BROOKS- INCLUDING THE CITIES OF...ZAPATA...HEBBRONVILLE...FALFURRIAS 952 PM CST SUN FEB 27 2011 ...WIND ADVISORY IN EFFECT FROM 2 AM TO 6 AM CST MONDAY... THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 2 AM TO 6 AM CST MONDAY. WINDS: SHIFTING TO NORTHWEST AND INCREASING TO 30 TO 35 MPH WITH GUSTS TO 50 MPH OR HIGHER AFTER 2 AM. DAMAGING GUSTS ARE POSSIBLE FROM ZAPATA THROUGH HEBBRONVILLE TO FALFURRIAS BEFORE DAYBREAK. TIMING: 2 TO 3 AM HEBBRONVILLE TO SAN YGNACIO. 3 TO 4 AM FALFURRIAS TO ZAPATA. 4 TO 5 AM ENCINO TO THE SOUTH END OF FALCON INTERNATIONAL RESERVOIR. IMPACTS: GUSTS TO 50 MPH OR HIGHER MAY CAUSE MINOR DAMAGE TO LOOSE STRUCTURES...ROTTING TREE LIMBS...AND POWER LINES. LIVE POWER LINES COMBINED WITH VERY DRY GRASSES AND BRUSH COULD SPARK AN EXPLOSIVELY GROWING WILD FIRE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE 30 TO 39 MPH OR FREQUENT GUSTS WILL RANGE BETWEEN 40 AND 57 MPH. && $$ 52/BSG
1 follow-up statement
255 WWUS74 KBRO 281218 NPWBRO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BROWNSVILLE TX 618 AM CST MON FEB 28 2011 ...COLD FRONT PRODUCING BREEZY WINDS THIS MORNING... .A COLD FRONT IS MOVING THROUGH DEEP SOUTH TEXAS THIS MORNING. BREEZY AND GUSTY NORTHWEST WINDS WILL PREVAIL FOR A FEW HOURS BUT WILL DIMINISH THIS AFTERNOON. TXZ248>250-281330- /O.EXP.KBRO.WI.Y.0007.000000T0000Z-110228T1200Z/ ZAPATA-JIM HOGG-BROOKS- INCLUDING THE CITIES OF...ZAPATA...HEBBRONVILLE...FALFURRIAS 618 AM CST MON FEB 28 2011 ...WIND ADVISORY HAS EXPIRED... THE WIND ADVISORY IS NO LONGER IN EFFECT. BREEZY NORTHWEST WINDS ARE FOLLOWING A COLD FRONT THROUGH DEEP SOUTH TEXAS. THE BREEZY WINDS WILL LAST A FEW HOURS BEFORE DIMINISHING THIS AFTERNOON. WIND STRENGTH IS BELOW WIND ADVISORY CRITERIA AND THE WIND ADVISORY HAS BEEN ALLOWED TO EXPIRE. $$
The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 28, 3:13 AM CST | Small Craft Advisory for Winds | BRO | 10 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.