Alert archive / Texas / Areal Flood Warnings in 2012
Areal Flood Warning 1, NWS Brownsville, TX
NWS Brownsville, TX issued this areal flood warning at Mar 30, 2012, 2:08 AM CDT for Cameron County, Hidalgo County, Texas. It was in force for 2 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Mar 30, 2012, 2:08 AM CDT (07:08 UTC)
- Expired
- Mar 30, 2012, 4:22 AM CDT
- In force
- 2 hr
- Issued by
- NWS Brownsville, TX
- Area
- Storm-based polygon
- Flood severity
- None
Counties Cameron County, TX, Hidalgo County, TX
The radar
The Brownsville radar (KBRO), 56 km from the middle of the area, began a volume at 07:09 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, 7.1 hours before the alert went out and 59 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
- 1987 J/kg
- Mixed-layer CIN
- -44 J/kg
- Mixed-layer LCL
- 741 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 76 m²/s²
- 0-3 km storm-relative helicity
- 100 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 3.1
What forecasters said that day
The local office's own words before this areal flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Brownsville, TX wrote its last area forecast discussion before this areal flood warning went out at Mar 30, 12:41 AM CDT, 1 hour 27 minutes earlier.
Area forecast discussion, Mar 30, 12:41 AM CDT, 1 hour 27 minutes before
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HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE BROWNSVILLE TX 342 PM CDT THU MAR 29 2012 GMZ130-132-135-150-155-170-175-302045- LAGUNA MADRE FROM THE PORT OF BROWNSVILLE TO THE ARROYO COLORADO- LAGUNA MADRE FROM THE ARROYO COLORADO TO 5 NM NORTH OF PORT MANSFIELD TX- LAGUNA MADRE FROM 5 NM NORTH OF PORT MANSFIELD TO BAFFIN BAY TX- COASTAL WATERS FROM PORT MANSFIELD TO THE RIO GRANDE OUT 20 NM- COASTAL WATERS FROM BAFFIN BAY TO PORT MANSFIELD OUT 20 NM- WATERS FROM PORT MANSFIELD TO THE RIO GRANDE EXTENDING FROM 20 TO 60 NM- WATERS FROM BAFFIN BAY TO PORT MANSFIELD EXTENDING FROM 20 TO 60 NM- 342 PM CDT THU MAR 29 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE GULF OF MEXICO AND THE LAGUNA MADRE. .DAY ONE...THIS AFTERNOON AND TONIGHT. ISOLATED STRONG THUNDERSTORMS WILL BE POSSIBLE THIS AFTERNOON...MAINLY ON THE NORTHERN LAGUNA MADRE. ISOLATED TO SCATTERED THUNDERSTORMS ARE POSSIBLE...BUT LESS LIKELY TONIGHT. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. SCATTERED THUNDERSTORMS WITH BRIEF GUSTY WINDS AND SMALL HAIL WILL BE POSSIBLE FRIDAY AFTERNOON. .SPOTTER INFORMATION STATEMENT... FORMAL SPOTTER ACTIVATION IS NOT ANTICIPATED BUT SPOTTERS ARE ENCOURAGED TO REPORT HAIL OR GUSTY WINDS TONIGHT AND TOMORROW ACCORDING TO STANDARD OPERATING PROCEDURES. TXZ248>257-302045- ZAPATA-JIM HOGG-BROOKS-KENEDY-STARR-HIDALGO-INLAND WILLACY- INLAND CAMERON-COASTAL WILLACY-COASTAL CAMERON- 342 PM CDT THU MAR 29 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR DEEP SOUTH TEXAS. .DAY ONE...THIS AFTERNOON AND TONIGHT. ISOLATED STRONG TO POSSIBLY SEVERE THUNDERSTORMS ARE POSSIBLE THIS AFTERNOON MAINLY ACROSS KENEDY COUNTY. GUSTY WINDS AND HAIL WILL BE POSSIBLE WITH THUNDERSTORMS. ISOLATED TO SCATTERED THUNDERSTORMS MAY MOVE IN FROM THE SOUTHWEST THIS EVENING. IF THUNDERSTORMS OCCUR A FEW MAY BE STRONG TO SEVERE WITH GUSTY WINDS AND HAIL. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY. ISOLATED TO SCATTERED THUNDERSTORMS WILL BE POSSIBLE ON FRIDAY...MAINLY IN THE AFTERNOON. IF STORMS OCCUR THEY MAY BE STRONG TO SEVERE WITH GUSTY WINDS AND HAIL. .SPOTTER INFORMATION STATEMENT... FORMAL SPOTTER ACTIVATION IS NOT ANTICIPATED...BUT SPOTTERS ARE ENCOURAGED TO REPORT WIND AND HAIL TONIGHT AND TOMORROW ACCORDING TO STANDARD OPERATING PROCEDURES. GIBBS
In the hours before
Local storm report, Mar 29, 10:43 PM CDT, 3 hours 25 minutes before
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</html>Local storm report, Mar 29, 10:44 PM CDT, 3 hours 24 minutes before
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</html>Special weather statement, Mar 29, 11:48 PM CDT, 2 hours 20 minutes before
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</html>Local storm report, Mar 30, 12:07 AM CDT, 2 hours 1 minute before
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</html>The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 29, 7:25 PM CDT | Severe Thunderstorm Warning | BRO | Hidalgo, Jim Hogg, Starr | 65 min |
| Mar 29, 7:41 PM CDT | Areal Flood Advisory | BRO | Hidalgo, Starr | 64 min |
| Mar 29, 8:29 PM CDT | Areal Flood Advisory | BRO | Brooks, Jim Hogg | 2 hr |
| Mar 29, 8:37 PM CDT | Severe Thunderstorm Warning | BRO | Hidalgo | 53 min |
| Mar 29, 8:40 PM CDT | Areal Flood Advisory | BRO | Hidalgo | 95 min |
| Mar 29, 9:09 PM CDT | Tornado Warning | BRO | Hidalgo | 36 min |
| Mar 29, 9:12 PM CDT | Flash Flood Warning | BRO | Hidalgo, Zapata | 17 days |
| Mar 29, 9:20 PM CDT | Severe Thunderstorm Warning | BRO | Starr | 33 min |
| Mar 29, 9:31 PM CDT | Severe Thunderstorm Warning | BRO | Hidalgo | 29 min |
| Mar 29, 9:46 PM CDT | Tornado Warning | BRO | Hidalgo | 29 min |
| Mar 29, 10:18 PM CDT | Severe Thunderstorm Warning | BRO | Hidalgo | 42 min |
| Mar 29, 10:47 PM CDT | Flash Flood Warning | BRO | Hidalgo | 3 hr |
| Mar 29, 11:19 PM CDT | Areal Flood Advisory | BRO | Cameron, Hidalgo | 14 min |
| Mar 29, 11:31 PM CDT | Flash Flood Warning | BRO | Cameron, Hidalgo | 2 hr |
| Mar 29, 11:54 PM CDT | Special Marine Warning | BRO | 76 min | |
| Mar 30, 12:31 AM CDT | Areal Flood Advisory | BRO | Cameron | 76 min |
| Mar 30, 2:53 AM CDT | Special Marine Warning | BRO | 70 min | |
| Mar 30, 3:32 AM CDT | Small Craft Advisory for Hazardous Seas | BRO | 2 hr |
Nearby
Areal Flood Warnings in Texas, 2012Every areal flood warning in 2012
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.