Alert archive / Texas / Flash Flood Warnings in 2021
Flash Flood Warning 14, NWS Brownsville, TX
NWS Brownsville, TX issued this flash flood warning at May 19, 2021, 11:00 AM CDT for Cameron County, Willacy County, Texas. It was in force for 5 hr. 4 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- May 19, 2021, 11:00 AM CDT (16:00 UTC)
- Expired
- May 19, 2021, 4:20 PM CDT
- In force
- 5 hr
- Issued by
- NWS Brownsville, TX
- Area
- Storm-based polygon
- Flood severity
- None
Counties Cameron County, TX, Willacy County, TX
The radar
The Brownsville radar (KBRO), 32 km from the middle of the area, began a volume at 16:03 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| May 19, 12:27 PM CDT | FLASH FLOOD | 1 Ese San Benito, TX | STREETS FLOODED BY MILLER JORDAN MIDDLE SCHOOL. REPORT RECEIVED VIA SOCIAL MEDIA. |
| May 19, 12:33 PM CDT | FLOOD | 1 Ssw Harlingen, TX | STREETS FLOODED NEAR 3RD AND TAFT IN HARLINGEN. REPORT RECEIVED VIA SOCIAL MEDIA. |
| May 19, 12:36 PM CDT | FLASH FLOOD | 2 Nne Harlingen, TX | TRUCK TRAPPED IN HIGH WATER NEAR SOUTH CHRISTIAN CIRCLE IN HARLINGEN. REPORT RECEIVED VIA SOCIAL MEDIA. |
| May 19, 1:52 PM CDT | FLASH FLOOD | 1 W San Benito, TX | WATER RISING UP TO DOORSTEPS OF HOMES IN SAN BENITO NEAR WILLIAMS RD AND I69E. REPORT RECEIVED VIA SOCIAL MEDIA. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Brownsville Intl, TX (KBRO), launched 12:00Z, 4.0 hours before the alert went out and 34 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
- 3667 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 504 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 57 m²/s²
- 0-3 km storm-relative helicity
- 122 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 6.3
The text
As transmitted.
241
WGUS54 KBRO 191600
FFWBRO
TXC061-489-191900-
/O.NEW.KBRO.FF.W.0014.210519T1600Z-210519T1900Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Brownsville TX
1100 AM CDT Wed May 19 2021
The National Weather Service in Brownsville has issued a
* Flash Flood Warning for...
Northwestern Cameron County in deep south Texas...
South Central Willacy County in deep south Texas...
* Until 200 PM CDT.
* At 1100 AM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 1 and 3 inches of rain
have fallen. The expected rainfall rate is 1 to 2 inches in 1
hour. Additional rainfall amounts of 2 to 3 inches are possible in
the warned area. Flash flooding is ongoing or expected to begin
shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Harlingen, San Benito, Rio Hondo, La Paloma, Rio Hondo Elementary
School, Rio Hondo City Hall, Rio Hondo Junior High School, Rio
Hondo High School, Valley International Airport, Marine Military
Academy, Texas State Technical College Harlingen, Harlingen Fire
Department, Harlingen Soccer Complex, Harlingen Arts And Heritage
Museum, Lozano, Treasure Hills Golf Club, San Benito Veterans
Memorial Academy, Mccullough Park, Harlingen High School and
Treasure Hills Elementary School.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 2603 9771 2615 9773 2632 9768 2648 9754
2636 9742 2633 9747 2620 9750 2613 9758
2602 9766 2602 9767 2603 9766 2604 9766
2603 9767 2603 9768 2603 9769 2602 9769
2604 9771
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...1-2 INCHES IN 1 HOUR
$$
Hallman5 follow-up statements
085
WGUS54 KBRO 191825
FFWBRO
TXC061-489-192030-
/O.EXT.KBRO.FF.W.0014.000000T0000Z-210519T2030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Brownsville TX
125 PM CDT Wed May 19 2021
The National Weather Service in Brownsville has extended the
* Flash Flood Warning for...
Northwestern Cameron County in deep south Texas...
South Central Willacy County in deep south Texas...
* Until 330 PM CDT.
* At 125 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 2 and 4 inches of rain
have fallen. The expected rainfall rate is 0.25 to 0.5 inch in 1
hour. Additional rainfall amounts of 0.5 to 1.5 inches are
possible in the warned area. Flash flooding is ongoing or expected
to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar.
IMPACT...Flash flooding of small creeks and streams, urban
areas, highways, streets and underpasses as well as
other poor drainage and low-lying areas.
* Some locations that will experience flash flooding include...
Harlingen, San Benito, Rio Hondo, La Paloma, Rio Hondo Elementary
School, Rio Hondo City Hall, Rio Hondo Junior High School, Rio
Hondo High School, Valley International Airport, Marine Military
Academy, Texas State Technical College Harlingen, Harlingen Fire
Department, Harlingen Soccer Complex, Harlingen Arts And Heritage
Museum, Lozano, Treasure Hills Golf Club, San Benito Veterans
Memorial Academy, Mccullough Park, Harlingen High School and
Treasure Hills Elementary School.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 2603 9771 2615 9773 2632 9768 2648 9754
2636 9742 2633 9747 2620 9750 2613 9758
2602 9766 2602 9767 2603 9766 2604 9766
2603 9767 2603 9768 2603 9769 2602 9769
2604 9771
FLASH FLOOD...RADAR INDICATED
EXPECTED RAINFALL...0.25-0.5 INCHES IN 1 HOUR
$$
Hallman499
WGUS74 KBRO 191921
FFSBRO
Flash Flood Statement
National Weather Service Brownsville TX
221 PM CDT Wed May 19 2021
TXC061-489-192030-
/O.CON.KBRO.FF.W.0014.000000T0000Z-210519T2030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Cameron TX-Willacy TX-
221 PM CDT Wed May 19 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 330 PM CDT THIS
AFTERNOON FOR NORTHWESTERN CAMERON AND SOUTH CENTRAL WILLACY
COUNTIES...
At 221 PM CDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 2 and 4 inches of rain have
fallen. Additional rainfall amounts of 0.5 to 1.5 inches are
possible in the warned area. Flash flooding is already occurring.
HAZARD...Life threatening flash flooding. Thunderstorms producing
flash flooding.
SOURCE...Radar.
IMPACT...Life threatening flash flooding of creeks and streams,
urban areas, highways, streets and underpasses.
Some locations that will experience flash flooding include...
Harlingen, San Benito, Rio Hondo, La Paloma, Rio Hondo Elementary
School, Rio Hondo City Hall, Rio Hondo Junior High School, Rio
Hondo High School, Valley International Airport, Marine Military
Academy, Texas State Technical College Harlingen, Harlingen Fire
Department, Harlingen Soccer Complex, Harlingen Arts And Heritage
Museum, Lozano, Treasure Hills Golf Club, San Benito Veterans
Memorial Academy, Mccullough Park, Harlingen High School and
Treasure Hills Elementary School.
Social media reports water is nearly entering homes in portions of
San Benito.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 2603 9771 2615 9773 2632 9768 2648 9754
2636 9742 2633 9747 2620 9750 2613 9758
2602 9766 2602 9767 2603 9766 2604 9766
2603 9767 2603 9768 2603 9769 2602 9769
2604 9771
FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
$$
Hallman829
WGUS74 KBRO 192001
FFSBRO
Flash Flood Statement
National Weather Service Brownsville TX
301 PM CDT Wed May 19 2021
TXC489-192011-
/O.CAN.KBRO.FF.W.0014.000000T0000Z-210519T2030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Willacy TX-
301 PM CDT Wed May 19 2021
...FLASH FLOOD WARNING IS CANCELLED FOR SOUTH CENTRAL WILLACY
COUNTY...
Flooding is no longer expected to pose a threat. Please continue to
heed remaining road closures.
A Flash Flood Watch remains in effect until 100 PM CDT Thursday for
a portion of Deep South Texas.
LAT...LON 2603 9771 2615 9773 2624 9770 2620 9750
2613 9758 2602 9766 2602 9767 2603 9766
2604 9766 2603 9767 2603 9768 2603 9769
2602 9769 2603 9770 2604 9771
$$
TXC061-192030-
/O.CON.KBRO.FF.W.0014.000000T0000Z-210519T2030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Cameron TX-
301 PM CDT Wed May 19 2021
...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 330 PM CDT THIS
AFTERNOON FOR WEST CENTRAL CAMERON COUNTY...
At 301 PM CDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 2 and 4 inches of rain have
fallen. Additional rainfall amounts up to 0.5 inches are possible in
the warned area. Flash flooding is already occurring.
HAZARD...Life threatening flash flooding. Thunderstorms producing
flash flooding.
SOURCE...Radar.
IMPACT...Life threatening flash flooding of creeks and streams,
urban areas, highways, streets and underpasses.
Some locations that will experience flash flooding include...
Harlingen, San Benito, Rio Hondo, La Paloma, San Benito High
School, San Benito Police Department, San Benito City Hall, San
Benito Library, South Texas Academy Of Medical Technology, Landrum
Park, San Benito Fire Department Station One, Downs Elementary
School, San Benito Veterans Memorial Academy, Miller Jordan Middle
School, Harlingen Medical Center, Treasure Hills Elementary
School, Treasure Hills Golf Club, Valley Baptist Medical Center
Harlingen, Mccullough Park and Harlingen Soccer Complex.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 2603 9771 2615 9773 2624 9770 2620 9750
2613 9758 2602 9766 2602 9767 2603 9766
2604 9766 2603 9767 2603 9768 2603 9769
2602 9769 2603 9770 2604 9771
FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
$$
Hallman898
WGUS54 KBRO 192003
FFWBRO
TXC061-192130-
/O.EXT.KBRO.FF.W.0014.000000T0000Z-210519T2130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Brownsville TX
303 PM CDT Wed May 19 2021
The National Weather Service in Brownsville has extended the
* Flash Flood Warning for...
West Central Cameron County in deep south Texas...
* Until 430 PM CDT.
* At 303 PM CDT, Doppler radar indicated thunderstorms producing
heavy rain across the warned area. Between 2 and 4 inches of rain
have fallen. Additional rainfall amounts up to 0.5 inch are
possible in the warned area. Flash flooding is already occurring.
HAZARD...Life threatening flash flooding. Thunderstorms
producing flash flooding.
SOURCE...Radar.
IMPACT...Life threatening flash flooding of creeks and streams,
urban areas, highways, streets and underpasses.
* Some locations that will experience flash flooding include...
Harlingen, San Benito, Rio Hondo, La Paloma, San Benito High
School, San Benito Police Department, San Benito City Hall, San
Benito Library, South Texas Academy Of Medical Technology, Landrum
Park, San Benito Fire Department Station One, Downs Elementary
School, San Benito Veterans Memorial Academy, Miller Jordan Middle
School, Harlingen Medical Center, Treasure Hills Elementary
School, Treasure Hills Golf Club, Valley Baptist Medical Center
Harlingen, Mccullough Park and Harlingen Soccer Complex.
Social media reports water is nearly entering homes in portions of
San Benito.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
&&
LAT...LON 2603 9771 2615 9773 2624 9770 2620 9750
2613 9758 2602 9766 2602 9767 2603 9766
2604 9766 2603 9767 2603 9768 2603 9769
2602 9769 2603 9770 2604 9771
FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE
$$
Hallman603
WGUS74 KBRO 192120
FFSBRO
Flash Flood Statement
National Weather Service Brownsville TX
420 PM CDT Wed May 19 2021
TXC061-192130-
/O.CAN.KBRO.FF.W.0014.000000T0000Z-210519T2130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Cameron TX-
420 PM CDT Wed May 19 2021
...FLASH FLOOD WARNING IS CANCELLED FOR WEST CENTRAL CAMERON
COUNTY...
The heavy rain has ended. Flooding is no longer expected to pose a
threat. Please continue to heed remaining road closures. There still
remains some higher water along the frontage roads in the vicinity
of interstate highways 2 and 69E. This water will slowly recede
through 6 pm.
A Flash Flood Watch remains in effect until 100 PM CDT Thursday for
a portion of Deep South Texas.
LAT...LON 2603 9771 2615 9773 2624 9770 2620 9750
2613 9758 2602 9766 2602 9767 2603 9766
2604 9766 2603 9767 2603 9768 2603 9769
2602 9769 2603 9770 2604 9771
$$The office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 19, 3:30 AM CDT | Rip Current Statement | BRO | Kenedy | 16 hr |
| May 19, 4:58 AM CDT | Special Weather Statement | BRO | Jim Hogg | 32 min |
| May 19, 5:50 AM CDT | Special Weather Statement | BRO | Jim Hogg | 40 min |
| May 19, 5:56 AM CDT | Special Weather Statement | BRO | Zapata | 34 min |
| May 19, 6:03 AM CDT | Special Weather Statement | BRO | Starr | 42 min |
| May 19, 6:27 AM CDT | Severe Thunderstorm Warning | BRO | Jim Hogg, Zapata | 33 min |
| May 19, 6:32 AM CDT | Areal Flood Advisory | BRO | Jim Hogg, Starr, Zapata | 7 hr |
| May 19, 6:51 AM CDT | Severe Thunderstorm Warning | BRO | Starr | 39 min |
| May 19, 7:11 AM CDT | Flash Flood Warning | BRO | Starr, Zapata | 2 hr |
| May 19, 7:11 AM CDT | Severe Thunderstorm Warning | BRO | Hidalgo, Starr | 64 min |
| May 19, 7:12 AM CDT | Flash Flood Warning | BRO | Jim Hogg, Zapata | 3 hr |
| May 19, 7:17 AM CDT | Flash Flood Warning | BRO | Jim Hogg | 3 hr |
| May 19, 7:25 AM CDT | Areal Flood Advisory | BRO | Starr | 6 hr |
| May 19, 7:27 AM CDT | Areal Flood Advisory | BRO | Jim Hogg, Zapata | 4 hr |
| May 19, 7:27 AM CDT | Severe Thunderstorm Warning | BRO | Starr, Zapata | 63 min |
| May 19, 7:34 AM CDT | Special Weather Statement | BRO | Jim Hogg | 56 min |
| May 19, 7:42 AM CDT | Areal Flood Advisory | BRO | Kenedy | 6 hr |
| May 19, 7:47 AM CDT | Severe Thunderstorm Warning | BRO | Brooks, Hidalgo, Jim Hogg, Starr | 43 min |
| May 19, 7:51 AM CDT | Tornado Warning | BRO | Brooks, Hidalgo, Starr | 24 min |
| May 19, 8:12 AM CDT | Tornado Warning | BRO | Hidalgo | 18 min |
| May 19, 8:15 AM CDT | Areal Flood Advisory | BRO | Hidalgo | 5 hr |
| May 19, 8:17 AM CDT | Areal Flood Advisory | BRO | Starr | 5 hr |
| May 19, 8:21 AM CDT | Severe Thunderstorm Warning | BRO | Brooks, Cameron, Hidalgo, Jim Hogg, Kenedy, Starr and 1 more | 39 min |
| May 19, 8:23 AM CDT | Special Marine Warning | BRO | 26 min | |
| May 19, 8:26 AM CDT | Flash Flood Warning | BRO | Jim Hogg | 113 min |
| May 19, 8:29 AM CDT | Areal Flood Advisory | BRO | Brooks, Jim Hogg | 5 hr |
| May 19, 8:34 AM CDT | Areal Flood Advisory | BRO | Hidalgo | 7 hr |
| May 19, 8:42 AM CDT | Areal Flood Advisory | BRO | Brooks, Kenedy | 5 hr |
| May 19, 8:47 AM CDT | Tornado Warning | BRO | Brooks | 13 min |
| May 19, 8:58 AM CDT | Severe Thunderstorm Warning | BRO | Brooks, Cameron, Hidalgo, Kenedy, Willacy | 47 min |
| May 19, 9:04 AM CDT | Areal Flood Advisory | BRO | Cameron, Hidalgo, Kenedy, Willacy | 7 hr |
| May 19, 9:05 AM CDT | Tornado Warning | BRO | Kenedy, Willacy | 10 min |
| May 19, 9:11 AM CDT | Tornado Warning | BRO | Kenedy, Willacy | 19 min |
| May 19, 9:14 AM CDT | Special Marine Warning | BRO | 61 min | |
| May 19, 9:21 AM CDT | Areal Flood Advisory | BRO | Kenedy | 5 hr |
| May 19, 9:27 AM CDT | Special Marine Warning | BRO | 63 min | |
| May 19, 9:28 AM CDT | Tornado Warning | BRO | Kenedy | 17 min |
| May 19, 9:43 AM CDT | Special Weather Statement | BRO | Cameron, Kenedy, Willacy | 47 min |
| May 19, 9:44 AM CDT | Tornado Warning | BRO | Willacy | 16 min |
| May 19, 9:48 AM CDT | Flash Flood Warning | BRO | Hidalgo | 4 hr |
| May 19, 9:48 AM CDT | Special Marine Warning | BRO | 57 min | |
| May 19, 9:50 AM CDT | Flash Flood Warning | BRO | Hidalgo | 4 hr |
| May 19, 10:10 AM CDT | Special Marine Warning | BRO | 65 min | |
| May 19, 10:10 AM CDT | Special Weather Statement | BRO | Hidalgo | 50 min |
| May 19, 10:11 AM CDT | Areal Flood Advisory | BRO | Cameron, Willacy | 7 hr |
| May 19, 10:15 AM CDT | Flash Flood Warning | BRO | Hidalgo, Willacy | 4 hr |
| May 19, 10:18 AM CDT | Flash Flood Warning | BRO | Hidalgo | 5 hr |
| May 19, 10:21 AM CDT | Flash Flood Warning | BRO | Willacy | 5 hr |
| May 19, 10:24 AM CDT | Flash Flood Warning | BRO | Cameron, Hidalgo, Willacy | 5 hr |
| May 19, 10:27 AM CDT | Flash Flood Warning | BRO | Cameron | 4 hr |
| May 19, 10:28 AM CDT | Special Weather Statement | BRO | Cameron, Willacy | 47 min |
| May 19, 10:29 AM CDT | Flash Flood Warning | BRO | Cameron, Hidalgo | 4 hr |
| May 19, 10:29 AM CDT | Special Marine Warning | BRO | 46 min | |
| May 19, 10:42 AM CDT | Special Marine Warning | BRO | 48 min | |
| May 19, 10:51 AM CDT | Special Marine Warning | BRO | 39 min | |
| May 19, 11:06 AM CDT | Special Marine Warning | BRO | 24 min | |
| May 19, 11:12 AM CDT | Special Marine Warning | BRO | 18 min | |
| May 19, 11:21 AM CDT | Special Weather Statement | BRO | Cameron | 24 min |
| May 19, 11:25 AM CDT | Special Marine Warning | BRO | 50 min | |
| May 19, 11:30 AM CDT | Flash Flood Warning | BRO | Cameron | 5 hr |
| May 19, 11:34 AM CDT | Areal Flood Advisory | BRO | Cameron | 3 hr |
| May 19, 12:10 PM CDT | Special Marine Warning | BRO | 50 min | |
| May 19, 12:15 PM CDT | Flash Flood Warning | BRO | Cameron | 4 hr |
| May 19, 2:38 PM CDT | Coastal Flood Advisory | BRO | Kenedy | 6 hr |
| May 19, 2:41 PM CDT | Flash Flood Warning | BRO | Cameron | 112 min |
| May 19, 2:59 PM CDT | Areal Flood Warning | BRO | Cameron | 6 hr |
| May 19, 3:08 PM CDT | Areal Flood Warning | BRO | Hidalgo | 19 hr |
| May 19, 4:36 PM CDT | Wind Advisory | BRO | Cameron | 102 min |
| May 19, 6:20 PM CDT | Small Craft Advisory | BRO | 15 hr |
Nearby
Flash Flood Warnings in Texas, 2021Every flash flood warning in 2021
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.