Alert archive / Texas / Wind Advisories in 2011
Wind Advisory 21, NWS Brownsville, TX
NWS Brownsville, TX issued this wind advisory at May 23, 2011, 3:36 AM CDT for 4 counties in Texas. It took effect at May 23, 2011, 9:00 AM CDT. It was in force for 9 hr.
The area
The counties it named.
The facts
- Issued
- May 23, 2011, 3:36 AM CDT (08:36 UTC)
- In effect from
- May 23, 2011, 9:00 AM CDT
- Expired
- May 23, 2011, 6:00 PM CDT
- In force
- 9 hr
- Issued by
- NWS Brownsville, TX
Counties Cameron County, TX, Hidalgo County, TX, Kenedy County, TX, Willacy County, TX
The radar
The Brownsville radar (KBRO), 70 km from the middle of the area, began a volume at 08:37 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 00:00Z, 8.6 hours before the alert went out and 73 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
- 2647 J/kg
- Mixed-layer CIN
- -276 J/kg
- Mixed-layer LCL
- 878 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- -27 m²/s²
- 0-3 km storm-relative helicity
- 40 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The text
As transmitted, in the capitals the NWS used until 2016.
208 WWUS74 KBRO 230836 NPWBRO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BROWNSVILLE TX 336 AM CDT MON MAY 23 2011 ...STRONG WINDS OVER SOUTHEASTERN PORTIONS OF DEEP SOUTH TEXAS TODAY WHILE WESTERN LOCATIONS SEE HIGHER HEAT INDEX VALUES... .STRONG WINDS ARE EXPECTED OVER THE SOUTHEASTERN PORTIONS OF DEEP SOUTH TEXAS TODAY...AS HIGH PRESSURE OVER THE GULF OF MEXICO INTERACTS WITH LOW PRESSURE INLAND. IN ADDITION...HEAT INDEX VALUES OVER WESTERN PORTIONS OF DEEP SOUTH TEXAS WILL REACH BETWEEN 110 AND 115 DEGREES BOTH TODAY AND ON TUESDAY. TXZ248-231700- /O.NEW.KBRO.HT.Y.0001.110523T1500Z-110525T0000Z/ ZAPATA- INCLUDING THE CITY OF...ZAPATA 336 AM CDT MON MAY 23 2011 ...HEAT ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 7 PM CDT TUESDAY... THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A HEAT ADVISORY...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 7 PM CDT TUESDAY. ABOVE NORMAL TEMPERATURES WILL AGAIN BE SEEN OVER WESTERN PORTIONS OF DEEP SOUTH TEXAS BOTH TODAY AND ON TUESDAY...WITH HIGH TEMPERATURES REACHING AROUND OR ABOVE THE CENTURY MARK. THESE HIGH TEMPERATURES WILL COMBINE WITH INCREASED RELATIVE HUMIDITY TO GIVE HEAT INDEX VALUES BETWEEN 110 AND 115 DEGREES FOR A COUPLE HOURS THIS AFTERNOON...AND AGAIN ON TUESDAY AFTERNOON. LITTLE RELIEF FROM THE HEAT WILL BE SEEN TONIGHT WITH LOWS ONLY EXPECTED TO FALL INTO THE UPPER 70S. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HEAT ADVISORY IS ISSUED WHEN THE HEAT INDEX...A MEASURE OF HOW IT FEELS WHEN TEMPERATURE AND HUMIDITY ARE COMBINED...EQUALS OR EXCEEDS 111 FOR 2 HOURS OR MORE DURING THE DAY...AND OBSERVED NIGHTTIME TEMPERATURES REMAIN 75 DEGREES OR ABOVE...FOR TWO CONSECUTIVE DAYS OR MORE. && $$ TXZ254>257-231700- /O.NEW.KBRO.WI.Y.0021.110523T1500Z-110523T2200Z/ INLAND WILLACY-INLAND CAMERON-COASTAL WILLACY-COASTAL CAMERON- INCLUDING THE CITIES OF...RAYMONDVILLE...BROWNSVILLE... HARLINGEN...PORT MANSFIELD...PORT ISABEL...SOUTH PADRE ISLAND... LAGUNA HEIGHTS...LAGUNA VISTA 336 AM CDT MON MAY 23 2011 ...WIND ADVISORY IN EFFECT FROM 10 AM THIS MORNING TO 5 PM CDT THIS AFTERNOON... THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 10 AM THIS MORNING TO 5 PM CDT THIS AFTERNOON. HIGH PRESSURE OVER THE EASTERN GULF OF MEXICO...COMBINED WITH AN AREA OF LOW PRESSURE OVER WESTERN TEXAS WILL PRODUCE WINDS FROM THE SOUTHEAST BETWEEN 25 AND 30 MPH WITH OCCASIONAL GUSTS UP TO 40 MPH TODAY OVER SOUTHEASTERN PORTIONS OF DEEP SOUTH TEXAS. THESE STRONG WINDS WILL DIMINISH SLIGHTLY BELOW WIND ADVISORY CRITERIA LATE THIS AFTERNOON OR EARLY THIS EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE 30 TO 39 MPH AND OR FREQUENT GUSTS WILL RANGE BETWEEN 40 AND 57 MPH. && $$
2 follow-up statements
334 WWUS74 KBRO 231240 AAA NPWBRO URGENT - WEATHER MESSAGE...UPDATED NATIONAL WEATHER SERVICE BROWNSVILLE TX 740 AM CDT MON MAY 23 2011 ...STRONG WINDS OVER SOUTHEASTERN PORTIONS OF DEEP SOUTH TEXAS TODAY WHILE WESTERN LOCATIONS SEE HIGHER HEAT INDEX VALUES... .STRONG WINDS ARE EXPECTED OVER THE SOUTHEASTERN PORTIONS OF DEEP SOUTH TEXAS TODAY...AS HIGH PRESSURE OVER THE GULF OF MEXICO INTERACTS WITH LOW PRESSURE INLAND. IN ADDITION...HEAT INDEX VALUES OVER WESTERN PORTIONS OF DEEP SOUTH TEXAS WILL REACH BETWEEN 110 AND 115 DEGREES BOTH TODAY AND ON TUESDAY. TXZ251-253-232045- /O.EXB.KBRO.WI.Y.0021.110523T1400Z-110523T2300Z/ KENEDY-HIDALGO- INCLUDING THE CITIES OF...SARITA...MCALLEN...EDINBURG...PHARR... MISSION...WESLACO 740 AM CDT MON MAY 23 2011 ...WIND ADVISORY IN EFFECT UNTIL 6 PM CDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 6 PM CDT THIS EVENING. HIGH PRESSURE OVER THE EASTERN GULF OF MEXICO...COMBINED WITH AN AREA OF LOW PRESSURE OVER WESTERN TEXAS WILL PRODUCE WINDS FROM THE SOUTHEAST BETWEEN 25 AND 30 MPH WITH OCCASIONAL GUSTS UP TO 40 MPH TODAY OVER SOUTHEASTERN PORTIONS OF DEEP SOUTH TEXAS. THESE STRONG WINDS WILL DIMINISH SLIGHTLY BELOW WIND ADVISORY CRITERIA LATE THIS AFTERNOON OR EARLY THIS EVENING. 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. && $$ TXZ254>257-232045- /O.EXT.KBRO.WI.Y.0021.110523T1400Z-110523T2300Z/ INLAND WILLACY-INLAND CAMERON-COASTAL WILLACY-COASTAL CAMERON- INCLUDING THE CITIES OF...RAYMONDVILLE...BROWNSVILLE... HARLINGEN...PORT MANSFIELD...PORT ISABEL...SOUTH PADRE ISLAND... LAGUNA HEIGHTS...LAGUNA VISTA 740 AM CDT MON MAY 23 2011 ...WIND ADVISORY NOW IN EFFECT UNTIL 6 PM CDT THIS EVENING... THE WIND ADVISORY IS NOW IN EFFECT UNTIL 6 PM CDT THIS EVENING. HIGH PRESSURE OVER THE EASTERN GULF OF MEXICO...COMBINED WITH AN AREA OF LOW PRESSURE OVER WESTERN TEXAS WILL PRODUCE WINDS FROM THE SOUTHEAST BETWEEN 25 AND 30 MPH WITH OCCASIONAL GUSTS UP TO 40 MPH TODAY OVER SOUTHEASTERN PORTIONS OF DEEP SOUTH TEXAS. THESE STRONG WINDS WILL DIMINISH SLIGHTLY BELOW WIND ADVISORY CRITERIA LATE THIS AFTERNOON OR EARLY THIS EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE 30 TO 39 MPH AND OR FREQUENT GUSTS WILL RANGE BETWEEN 40 AND 57 MPH. && $$ TXZ248-232045- /O.CON.KBRO.HT.Y.0001.110523T1500Z-110525T0000Z/ ZAPATA- INCLUDING THE CITY OF...ZAPATA 740 AM CDT MON MAY 23 2011 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT TUESDAY... A HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT TUESDAY. ABOVE NORMAL TEMPERATURES WILL AGAIN BE SEEN OVER WESTERN PORTIONS OF DEEP SOUTH TEXAS BOTH TODAY AND ON TUESDAY...WITH HIGH TEMPERATURES REACHING AROUND OR ABOVE THE CENTURY MARK. THESE HIGH TEMPERATURES WILL COMBINE WITH INCREASED RELATIVE HUMIDITY TO GIVE HEAT INDEX VALUES BETWEEN 110 AND 115 DEGREES FOR A COUPLE HOURS THIS AFTERNOON...AND AGAIN ON TUESDAY AFTERNOON. LITTLE RELIEF FROM THE HEAT WILL BE SEEN TONIGHT WITH LOWS ONLY EXPECTED TO FALL INTO THE UPPER 70S. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HEAT ADVISORY IS ISSUED WHEN THE HEAT INDEX...A MEASURE OF HOW IT FEELS WHEN TEMPERATURE AND HUMIDITY ARE COMBINED...EQUALS OR EXCEEDS 111 FOR 2 HOURS OR MORE DURING THE DAY...AND OBSERVED NIGHTTIME TEMPERATURES REMAIN 75 DEGREES OR ABOVE...FOR TWO CONSECUTIVE DAYS OR MORE. && $$
004 WWUS74 KBRO 232114 NPWBRO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BROWNSVILLE TX 414 PM CDT MON MAY 23 2011 ...STRONG SOUTH WINDS CONTINUE ACROSS THE COASTAL SECTIONS OF DEEP SOUTH TEXAS LATE THIS AFTERNOON INTO EARLY THIS EVENING... ...HIGH HEAT INDEX VALUES CONTINUE ACROSS EXTREME WESTERN PORTIONS OF DEEP SOUTH TEXAS LATE THIS AFTERNOON INTO EARLY THIS EVENING... .STRONG SOUTH WINDS CONTINUE ACROSS SOUTHEAST PORTIONS OF DEEP SOUTH TEXAS THIS AFTERNOON...AS HIGH PRESSURE OVER THE GULF OF MEXICO INTERACTS WITH LOW PRESSURE INLAND. IN ADDITION...HEAT INDEX VALUES OVER EXTREME WESTERN PORTIONS OF DEEP SOUTH TEXAS WILL RANGE BETWEEN 110 AND 115 DEGREES THE REST OF THE AFTERNOON INTO EARLY THIS EVENING AS WELL AS TUESDAY AFTERNOON. TXZ248-240515- /O.CON.KBRO.HT.Y.0001.000000T0000Z-110525T0000Z/ ZAPATA- INCLUDING THE CITY OF...ZAPATA 414 PM CDT MON MAY 23 2011 ...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT TUESDAY... A HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT TUESDAY. ABOVE NORMAL TEMPERATURES WILL AGAIN BE SEEN OVER EXTREME WESTERN PORTIONS OF DEEP SOUTH TEXAS ON TUESDAY...WITH HIGH TEMPERATURES REACHING 100 TO 105 DEGREES. THESE HIGH TEMPERATURES WILL COMBINE WITH SURFACE DEWPOINTS IN TH 60S TO PROVIDE HEAT INDEX VALUES BETWEEN 110 AND 115 DEGREES FOR A COUPLE HOURS DURING THE REST OF THIS AFTERNOON INTO EARLY THIS EVENING...AS WELL AS TUESDAY AFTERNOON. LITTLE RELIEF FROM THE HEAT WILL BE SEEN TONIGHT WITH LOW TEMPERATURES FALLING INTO THE UPPER 70S. PRECAUTIONARY/PREPAREDNESS ACTIONS... A HEAT ADVISORY IS ISSUED WHEN THE HEAT INDEX...A MEASURE OF HOW IT FEELS WHEN TEMPERATURE AND HUMIDITY ARE COMBINED...EQUALS OR EXCEEDS 111 FOR 2 HOURS OR MORE DURING THE DAY...AND OBSERVED NIGHTTIME TEMPERATURES REMAIN 75 DEGREES OR ABOVE...FOR TWO CONSECUTIVE DAYS OR MORE. && $$ TXZ251-253>257-232300- /O.CON.KBRO.WI.Y.0021.000000T0000Z-110523T2300Z/ KENEDY-HIDALGO-INLAND WILLACY-INLAND CAMERON-COASTAL WILLACY- COASTAL CAMERON- INCLUDING THE CITIES OF...SARITA...MCALLEN...EDINBURG...PHARR... MISSION...WESLACO...RAYMONDVILLE...BROWNSVILLE...HARLINGEN... PORT MANSFIELD...PORT ISABEL...SOUTH PADRE ISLAND... LAGUNA HEIGHTS...LAGUNA VISTA 414 PM CDT MON MAY 23 2011 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CDT THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CDT THIS EVENING. SURFACE HIGH PRESSURE OVER THE EASTERN GULF OF MEXICO...COMBINED WITH AN AREA OF LOW PRESSURE OVER WEST TEXAS...WILL CONTINUE TO PRODUCE WINDS FROM THE SOUTHEAST BETWEEN 25 AND 30 MPH WITH GUSTS OF 35 TO 40 MPH THE REST OF THIS AFTERNOON OVER THE EASTERN PORTIONS OF DEEP SOUTH TEXAS. THESE STRONG WINDS WILL DIMINISH SLIGHTLY BELOW WIND ADVISORY CRITERIA EARLY THIS EVENING. 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. && $$ CASTILLO
The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 23, 3:36 AM CDT | Heat Advisory | BRO | Zapata | 36 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.