Alert archive / Texas / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 12, NWS Brownsville, TX
NWS Brownsville, TX issued this severe thunderstorm warning at Apr 23, 2023, 11:42 AM CDT for 7 counties in Texas. It was in force for 48 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 23, 2023, 11:42 AM CDT (16:42 UTC)
- Expired
- Apr 23, 2023, 12:30 PM CDT
- In force
- 48 min
- Issued by
- NWS Brownsville, TX
- Area
- Storm-based polygon
- Damage threat
- Considerable
- Hail
- 0.75 in
- Wind
- 70.0 mph
Counties Brooks County, TX, Hidalgo County, TX, Jim Hogg County, TX, Kenedy County, TX, Starr County, TX, Willacy County, TX, Zapata County, TX
The radar
The Brownsville radar (KBRO), 131 km from the middle of the area, began a volume at 16:44 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 23, 4:54 AM CDT | Severe Thunderstorm Watch | SPC | 9 hr |
The nearest sounding before it
Brownsville Intl, TX (KBRO), launched 12:00Z, 4.7 hours before the alert went out and 134 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
- 2723 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 506 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 117 m²/s²
- 0-3 km storm-relative helicity
- 291 m²/s²
- Significant tornado parameter
- 3.5
- Supercell composite
- 13.2
What forecasters said that day
The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Apr 23, 6:29 AM CDT, 5 hours 13 minutes earlier.
Area forecast discussion, Apr 23, 6:29 AM CDT, 5 hours 13 minutes before
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</html>Hazardous weather outlook, Apr 23, 5:27 AM CDT, 6 hours 15 minutes before
Hazardous Weather Outlook...UPDATED National Weather Service Brownsville TX 527 AM CDT Sun Apr 23 2023 TXZ248>255-351-353>355-451-454-455-241000- Zapata-Jim Hogg-Brooks-Inland Kenedy-Starr-Southern Hidalgo- Inland Willacy-Inland Cameron-Coastal Kenedy-Northern Hidalgo- Coastal Willacy-Coastal Cameron-Kenedy Island-Willacy Island- Cameron Island- 527 AM CDT Sun Apr 23 2023 This Hazardous Weather Outlook is for portions of Deep South Texas. .DAY ONE...Today and Tonight A Severe Thunderstorm Watch is in effect for all of Deep South Texas and the Rio Grande Valley until at least 2 PM CDT. A line of strong to severe thunderstorms races southeast this morning into the afternoon. Damaging winds and large hail are the main concerns with a tornado or two not completely ruled out. Heavy rainfall associated with thunderstorms may produce localized flooding of low-lying and poor-drainage areas today. There is a High Risk of Rip Currents at the local beaches through tonight. .DAYS TWO THROUGH SEVEN...Monday through Saturday Additional scattered thunderstorms next Wednesday night and Thursday may be strong to potentially severe producing hail and gusty winds along with heavy rainfall. There is a High Risk of Rip Currents at the local beaches through 7 PM CDT Monday. An elevated rip current risk is possible through the period. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be needed. GMZ130-132-135-150-155-170-175-241000- 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- Gulf waters from Port Mansfield to the Rio Grande out 20 nm- Gulf waters from Baffin Bay to Port Mansfield out 20 nm- Gulf waters from Port Mansfield to the Rio Grande extending from 20 to 60 nm- Gulf waters from Baffin Bay to Port Mansfield extending from 20 to 60 nm- 527 AM CDT Sun Apr 23 2023 This Hazardous Weather Outlook is for portions of The Gulf of Mexico and The Laguna Madre. .DAY ONE...Today and Tonight A Severe Thunderstorm Watch is in effect for all of the Lower Texas Coastal Waters until at least 2 PM CDT. Scattered strong to potentially severe thunderstorms are possible later this morning into the afternoon across all coastal waters. These storms will be capable of producing strong gusty winds, poor visibility in heavy rainfall, large hail, isolated water spouts and lightning strikes. A Small Craft Advisory is in effect for the Gulf of Mexico waters from 0 to 60 nautical miles offshore until 6 AM CDT Monday. .DAYS TWO THROUGH SEVEN...Monday through Saturday Additional strong thunderstorms are possible next Thursday. These storms will be capable of producing strong gusty winds, poor visibility in heavy rainfall and lightning strikes. .SPOTTER INFORMATION STATEMENT... Spotter activation will not be needed.
In the hours before
Special weather statement, Apr 23, 10:37 AM CDT, 1 hour 5 minutes before
Special Weather Statement
National Weather Service Brownsville TX
1037 AM CDT Sun Apr 23 2023
TXZ248-249-231615-
Jim Hogg TX-Zapata TX-
1037 AM CDT Sun Apr 23 2023
...A strong thunderstorm will impact portions of northwestern Jim
Hogg and northeastern Zapata Counties through 1115 AM CDT...
At 1037 AM CDT, Doppler radar was tracking a strong thunderstorm near
Thompsonville, or 18 miles west of Hebbronville, moving southeast at
35 mph.
HAZARD...Wind gusts of 50 to 55 mph and half inch hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
Locations impacted include...
Escobas, South Fork Estates, Randado and Thompsonville.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
This storm may intensify, so be certain to monitor local radio
stations and available television stations for additional information
and possible warnings from the National Weather Service.
A Severe Thunderstorm Watch remains in effect until 200 PM CDT for
Deep South Texas.
&&
LAT...LON 2720 9858 2698 9867 2696 9899 2727 9919
2727 9880 2735 9880 2735 9876
TIME...MOT...LOC 1537Z 313DEG 30KT 2726 9898
MAX HAIL SIZE...0.50 IN
MAX WIND GUST...55 MPH
MejiaSpecial weather statement, Apr 23, 11:10 AM CDT, 32 minutes before
Special Weather Statement
National Weather Service Brownsville TX
1110 AM CDT Sun Apr 23 2023
TXZ249-250-231700-
Brooks TX-Jim Hogg TX-
1110 AM CDT Sun Apr 23 2023
...Strong thunderstorms will impact portions of northeastern Jim Hogg
and Brooks Counties through NOON CDT...
At 1109 AM CDT, Doppler radar was tracking strong thunderstorms along
a line extending from near Riviera to 6 miles west of Falfurrias
Junior High School to near Las Lomitas. Movement was south-southeast
at 25 mph.
HAZARD...Wind gusts of 50 to 55 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
Locations impacted include...
Falfurrias, Encino, Rachal, La Colonia Park, Airport Road Addition,
Falfurrias Junior High School, Pleasant Park, El Coyote Ranch
Airport, Falfurrias Fire Station and Cantu Addition.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
Torrential rainfall is also occurring with these storms and may lead
to localized flooding. Do not drive your vehicle through flooded
roadways.
Frequent cloud to ground lightning is occurring with these storms.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
A Severe Thunderstorm Watch remains in effect until 200 PM CDT for
Deep South Texas.
&&
LAT...LON 2727 9852 2726 9803 2688 9799 2682 9823
2697 9857 2734 9853 2734 9852
TIME...MOT...LOC 1609Z 356DEG 20KT 2733 9782 2722 9826 2735 9863
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...55 MPH
MejiaThe office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 23, 3:11 AM CDT | Rip Current Statement | BRO | Cameron, Kenedy, Willacy | 3 days |
| Apr 23, 5:22 AM CDT | Small Craft Advisory | BRO | 37 hr | |
| Apr 23, 10:37 AM CDT | Special Weather Statement | BRO | Jim Hogg | 38 min |
| Apr 23, 10:55 AM CDT | Severe Thunderstorm Warning | BRO | Jim Hogg, Zapata | 50 min |
| Apr 23, 11:04 AM CDT | Severe Thunderstorm Warning | BRO | Brooks, Kenedy, Willacy | 41 min |
| Apr 23, 11:08 AM CDT | Special Marine Warning | BRO | 67 min | |
| Apr 23, 11:10 AM CDT | Special Weather Statement | BRO | Brooks | 50 min |
| Apr 23, 11:21 AM CDT | Areal Flood Advisory | BRO | Jim Hogg, Zapata | 114 min |
| Apr 23, 12:08 PM CDT | Areal Flood Advisory | BRO | Jim Hogg | 112 min |
| Apr 23, 12:17 PM CDT | Special Marine Warning | BRO | 58 min | |
| Apr 23, 12:17 PM CDT | Severe Thunderstorm Warning | BRO | Brooks, Cameron, Hidalgo, Jim Hogg, Kenedy, Starr and 2 more | 43 min |
| Apr 23, 12:40 PM CDT | Severe Thunderstorm Warning | BRO | Cameron, Hidalgo, Willacy | 50 min |
| Apr 23, 12:54 PM CDT | Special Weather Statement | BRO | Hidalgo, Starr | 36 min |
| Apr 23, 1:01 PM CDT | Special Weather Statement | BRO | Starr | 29 min |
| Apr 23, 1:09 PM CDT | Special Marine Warning | BRO | 96 min | |
| Apr 23, 1:09 PM CDT | Tornado Warning | BRO | Cameron | 22 min |
| Apr 23, 1:21 PM CDT | Severe Thunderstorm Warning | BRO | Hidalgo, Starr | 24 min |
| Apr 23, 1:29 PM CDT | Severe Thunderstorm Warning | BRO | Cameron, Willacy | 46 min |
| Apr 23, 1:32 PM CDT | Special Marine Warning | BRO | 28 min | |
| Apr 23, 1:35 PM CDT | Tornado Warning | BRO | Cameron | 25 min |
| Apr 23, 1:44 PM CDT | Areal Flood Advisory | BRO | Cameron, Hidalgo, Willacy | 2 hr |
| Apr 23, 1:50 PM CDT | Special Marine Warning | BRO | 3 min | |
| Apr 23, 1:57 PM CDT | Areal Flood Advisory | BRO | Cameron | 2 hr |
| Apr 23, 2:01 PM CDT | Areal Flood Advisory | BRO | Hidalgo | 3 hr |
| Apr 23, 2:09 PM CDT | Areal Flood Advisory | BRO | Starr | 66 min |
| Apr 23, 2:10 PM CDT | Special Weather Statement | BRO | Cameron | 35 min |
| Apr 23, 2:21 PM CDT | Special Marine Warning | BRO | 24 min | |
| Apr 23, 2:45 PM CDT | Special Marine Warning | BRO | 30 min | |
| Apr 23, 2:57 PM CDT | Special Marine Warning | BRO | 2 hr | |
| Apr 23, 4:20 PM CDT | Special Marine Warning | BRO | 115 min | |
| Apr 23, 4:59 PM CDT | Special Marine Warning | BRO | 91 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2023Every severe thunderstorm warning in 2023
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.