Alert archive / Texas / Wind Advisories in 2009
Wind Advisory 21, NWS Brownsville, TX
NWS Brownsville, TX issued this wind advisory at May 2, 2009, 3:49 AM CDT for 4 counties in Texas. It took effect at May 2, 2009, 11:00 AM CDT. It was in force for 7 hr.
The area
The counties it named.
The facts
- Issued
- May 2, 2009, 3:49 AM CDT (08:49 UTC)
- In effect from
- May 2, 2009, 11:00 AM CDT
- Expired
- May 2, 2009, 6:00 PM CDT
- In force
- 7 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 08:51 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, 8.8 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
- 1160 J/kg
- Mixed-layer CIN
- -527 J/kg
- Mixed-layer LCL
- 1341 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 36 m²/s²
- 0-3 km storm-relative helicity
- 141 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS74 KBRO 020849 NPWBRO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BROWNSVILLE TX 349 AM CDT SAT MAY 2 2009 ...SOUTHEAST WINDS TO INCREASE ACROSS THE LOWER AND CENTRAL RIO GRANDE VALLEY AND THE COASTAL COUNTIES OF DEEP SOUTH TEXAS TODAY... .LOWERING PRESSURE ACROSS THE RIO GRANDE PLAINS OF SOUTHWEST TEXAS AND NORTHEAST MEXICO WILL COMBINE WITH BROAD HIGH PRESSURE ACROSS THE GULF OF MEXICO TIGHTENING THE PRESSURE GRADIENT ACROSS THE RIO GRANDE VALLEY. IN ADDITION...A STRENGTHENING LOW LEVEL JET MAINLY CONFINED TO CAMERON...WILLACY...KENEDY AND HIDALGO COUNTIES WILL ENHANCE THE STRENGTH OF THE SOUTHEAST WINDS THROUGH THE AFTERNOON. TXZ251-253>257-021900- /O.NEW.KBRO.WI.Y.0021.090502T1600Z-090502T2300Z/ 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 349 AM CDT SAT MAY 2 2009 ...WIND ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 6 PM CDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 6 PM CDT THIS EVENING. SOUTHEAST WINDS INCREASE 25 TO 35 MPH WITH OCCASIONAL HIGHER GUST TO 40 MPH FROM LATE THIS MORNING THROUGH THE AFTERNOON. WINDS BEGIN TO DIMINISH AROUND 6 PM. 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. && $$ GB/JT
1 follow-up statement
000 WWUS74 KBRO 021809 NPWBRO URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE BROWNSVILLE TX 109 PM CDT SAT MAY 2 2009 ...SOUTHEAST WINDS TO INCREASE ACROSS THE LOWER AND CENTRAL RIO GRANDE VALLEY AND THE COASTAL COUNTIES OF DEEP SOUTH TEXAS TODAY... .LOWERING PRESSURE ACROSS THE RIO GRANDE PLAINS OF SOUTHWEST TEXAS AND NORTHEAST MEXICO WILL COMBINE WITH BROAD HIGH PRESSURE ACROSS THE GULF OF MEXICO TIGHTENING THE PRESSURE GRADIENT ACROSS THE RIO GRANDE VALLEY. IN ADDITION...A STRENGTHENING LOW LEVEL JET MAINLY CONFINED TO CAMERON...WILLACY...KENEDY AND HIDALGO COUNTIES WILL ENHANCE THE STRENGTH OF THE SOUTHEAST WINDS THROUGH THE AFTERNOON. TXZ251-253>257-022300- /O.CON.KBRO.WI.Y.0021.000000T0000Z-090502T2300Z/ KENEDY-HIDALGO-INLAND WILLACY-INLAND CAMERON-COASTAL WILLACY- COASTAL CAMERON- INCLUDING THE CITIES OF...SARITA...MCALLEN...EDINBURG...PHARR... MISSION...WESLACO...RAYMONDVILLE...BROWNSVILLE...HARLINGEN... PORT MANSFIELD...PORT ISABEL...SOUTH PADRE ISLAND... LAGUNA HEIGHTS...LAGUNA VISTA 109 PM CDT SAT MAY 2 2009 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CDT THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 6 PM CDT THIS EVENING. SOUTHEAST WINDS INCREASE 25 TO 35 MPH WITH OCCASIONAL HIGHER GUST TO 40 MPH FROM LATE THIS MORNING THROUGH THE AFTERNOON. WINDS BEGIN TO DIMINISH AROUND 6 PM. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY IS ISSUED WHEN SUSTAINED WINDS ARE FORECAST TO BE 30 TO 39 MPH AND OR FREQUENT GUSTS WILL RANGE BETWEEN 40 AND 57 MPH. && $$
The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 2, 3:15 AM CDT | Red Flag Warning | BRO | Brooks, Cameron, Hidalgo, Jim Hogg, Kenedy, Starr and 1 more | 16 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.