Alert archive / Texas / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 38, NWS Brownsville, TX
NWS Brownsville, TX issued this severe thunderstorm warning at May 9, 2023, 12:40 AM CDT for Cameron County, Texas. It was in force for 65 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
- May 9, 2023, 12:40 AM CDT (05:40 UTC)
- Expired
- May 9, 2023, 1:45 AM CDT
- In force
- 65 min
- Issued by
- NWS Brownsville, TX
- Area
- Storm-based polygon
- Damage threat
- Considerable
- Hail
- 0.75 in
- Wind
- 70.0 mph
County Cameron County, TX
The radar
The Brownsville radar (KBRO), 27 km from the middle of the area, began a volume at 05:43 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
Del Rio, TX (KDRT), launched 00:00Z, 5.7 hours before the alert went out and 489 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
- 2961 J/kg
- Mixed-layer CIN
- -96 J/kg
- Mixed-layer LCL
- 1373 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- -95 m²/s²
- 0-3 km storm-relative helicity
- -87 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 May 8, 6:44 PM CDT, 5 hours 56 minutes earlier.
Area forecast discussion, May 8, 6:44 PM CDT, 5 hours 56 minutes before
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</html>Hazardous weather outlook, May 8, 4:20 PM CDT, 8 hours 20 minutes before
Hazardous Weather Outlook National Weather Service Brownsville TX 420 PM CDT Mon May 8 2023 TXZ248>255-351-353>355-451-454-455-092130- 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- 420 PM CDT Mon May 8 2023 This Hazardous Weather Outlook is for portions of Deep South Texas. .DAY ONE...Tonight Portions of the Rio Grande Plains and western portions of the Brush Country are in a Slight Risk of severe weather tonight. Meanwhile, portions the upper Rio Grande Valley are in a Marginal Risk of severe weather tonight. A few strong to severe storms may track into South Texas from northern Mexico late this afternoon into this evening. Large hail and damaging wind gusts will be the main threats. There is a Marginal Risk for Excessive Rain across the area today. Locally heavy rain may cause flooding in low-lying and flood prone areas There is a Moderate Risk of rip currents at the local beaches tonight. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday There is a Marginal Risk for Excessive Rain across the area Tuesday, Wednesday, and Friday. Locally heavy rain may cause flooding in low-lying and flood prone areas. Isolated to scattered showers and thunderstorms will be possible each afternoon and evening. Some of the storms may be strong to severe with hail and damaging winds possible. Elevated rip current risk Monday through Saturday. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed. GMZ130-132-135-150-155-170-175-092130- 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- 420 PM CDT Mon May 8 2023 This Hazardous Weather Outlook is for portions of The Gulf of Mexico and The Laguna Madre. .DAY ONE...Tonight Isolated showers and thunderstorms will be possible and may cause locally strong winds and rough seas. .DAYS TWO THROUGH SEVEN...Tuesday through Sunday Isolated to scattered showers and thunderstorms will be possible each day and may cause locally strong winds and rough seas. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed.
In the hours before
Special weather statement, May 8, 11:01 PM CDT, 1 hour 39 minutes before
Special Weather Statement
National Weather Service Brownsville TX
1101 PM CDT Mon May 8 2023
TXZ252-253-353-090430-
Southern Hidalgo TX-Northern Hidalgo TX-Starr TX-
1101 PM CDT Mon May 8 2023
...A strong thunderstorm will impact portions of central Hidalgo and
southeastern Starr Counties through 1130 PM CDT...
At 1100 PM CDT, Doppler radar was tracking a strong thunderstorm near
Mccook, moving east northeast at 10 mph.
HAZARD...Winds in excess of 40 mph and pea size 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...
Hargill, San Manuel, Mccook, Linn, Faysville, Puerto Rico, Red Gate,
Citrus City, Doolittle and Edinburg South Texas International
Airport Edinburg South Texas International Airport.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
Torrential rainfall is occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.
Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.
&&
LAT...LON 2627 9852 2654 9862 2675 9812 2637 9798
TIME...MOT...LOC 0400Z 251DEG 10KT 2645 9831
MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH
MejiaSpecial weather statement, May 8, 11:19 PM CDT, 1 hour 21 minutes before
Special Weather Statement
National Weather Service Brownsville TX
1119 PM CDT Mon May 8 2023
TXZ250-251-253-254-353-090500-
Inland Willacy TX-Southern Hidalgo TX-Brooks TX-Northern Hidalgo TX-
Inland Kenedy TX-
1119 PM CDT Mon May 8 2023
...A strong thunderstorm will impact portions of southwestern Kenedy,
northern Hidalgo, eastern Starr, southeastern Brooks and northwestern
Willacy Counties through MIDNIGHT CDT...
At 1119 PM CDT, Doppler radar was tracking a strong thunderstorm near
San Manuel, moving northeast at 35 mph.
HAZARD...Winds in excess of 40 mph and penny size 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...
Armstrong, San Manuel, Linn, Norias, Puerto Rico, Red Gate, Edinburg
South Texas International Airport
Edinburg South Texas International Airport and Rudolph.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
&&
LAT...LON 2708 9795 2671 9754 2637 9828 2657 9843
2660 9841
TIME...MOT...LOC 0419Z 237DEG 31KT 2661 9809
MAX HAIL SIZE...0.75 IN
MAX WIND GUST...40 MPH
58/ReeseSpecial weather statement, May 9, 12:00 AM CDT, 40 minutes before
Special Weather Statement
National Weather Service Brownsville TX
1200 AM CDT Tue May 9 2023
TXZ253-255-090545-
Southern Hidalgo TX-Inland Cameron TX-
1200 AM CDT Tue May 9 2023
...A strong thunderstorm will impact portions of southeastern Hidalgo
and west central Cameron Counties through 1245 AM CDT...
At 1200 AM CDT, Doppler radar was tracking a strong thunderstorm over
Progreso, moving northeast at 20 mph.
HAZARD...Winds in excess of 30 mph and nickel size 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...
Harlingen, Weslaco, San Benito, Donna, Mercedes, La Feria, Progreso,
Santa Rosa, Palm Valley and Rangerville.
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.
&&
LAT...LON 2605 9807 2607 9808 2606 9810 2607 9813
2605 9815 2606 9817 2632 9790 2613 9761
2605 9783 2605 9786 2607 9786 2606 9787
2607 9793 2605 9794 2606 9795 2605 9797
2607 9798 2607 9803 2604 9804 2604 9808
TIME...MOT...LOC 0500Z 238DEG 19KT 2611 9799
MAX HAIL SIZE...0.88 IN
MAX WIND GUST...30 MPH
58/ReeseSpecial weather statement, May 9, 12:29 AM CDT, 11 minutes before
Special Weather Statement
National Weather Service Brownsville TX
1229 AM CDT Tue May 9 2023
TXZ255-355-090630-
Coastal Cameron TX-Inland Cameron TX-
1229 AM CDT Tue May 9 2023
...A strong thunderstorm will impact portions of southern Cameron
County through 130 AM CDT...
At 1229 AM CDT, Doppler radar was tracking a strong thunderstorm near
Los Indios, moving east at 30 mph.
HAZARD...Wind gusts of 50 to 55 mph and penny size 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...
Los Fresnos, Rancho Viejo, Los Indios, Southmost, Rangerville,
Olmito, Port Of Brownsville, Santa Maria, La Paloma and Cameron Park.
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.
&&
LAT...LON 2586 9741 2584 9741 2585 9745 2589 9747
2589 9752 2603 9764 2602 9774 2603 9779
2606 9780 2605 9786 2610 9786 2611 9719
2596 9721 2596 9728 2594 9728 2592 9733
2593 9735 2591 9737 2585 9737 2584 9739
TIME...MOT...LOC 0529Z 278DEG 26KT 2598 9778
MAX HAIL SIZE...0.75 IN
MAX WIND GUST...55 MPH
58/ReeseThe office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 8, 11:01 PM CDT | Special Weather Statement | BRO | Hidalgo | 29 min |
| May 8, 11:19 PM CDT | Special Weather Statement | BRO | Brooks | 41 min |
| May 8, 11:46 PM CDT | Areal Flood Advisory | BRO | Hidalgo | 59 min |
| May 9, 12:00 AM CDT | Special Weather Statement | BRO | Hidalgo | 45 min |
| May 9, 12:29 AM CDT | Special Weather Statement | BRO | Cameron | 61 min |
| May 9, 12:57 AM CDT | Special Weather Statement | BRO | Willacy | 48 min |
| May 9, 12:58 AM CDT | Special Marine Warning | BRO | 32 min | |
| May 9, 1:07 AM CDT | Special Marine Warning | BRO | 53 min | |
| May 9, 1:25 AM CDT | Areal Flood Advisory | BRO | Cameron | 3 hr |
| May 9, 1:30 AM CDT | Severe Thunderstorm Warning | BRO | Cameron | 30 min |
| May 9, 1:36 AM CDT | Areal Flood Advisory | BRO | Cameron, Willacy | 2 hr |
| May 9, 1:37 AM CDT | Severe Thunderstorm Warning | BRO | Cameron | 38 min |
| May 9, 1:51 AM CDT | Special Marine Warning | BRO | 54 min | |
| May 9, 1:56 AM CDT | Severe Thunderstorm Warning | BRO | Cameron | 23 min |
| May 9, 2:10 AM CDT | Special Weather Statement | BRO | Willacy | 65 min |
| May 9, 2:21 AM CDT | Special Marine Warning | BRO | 54 min | |
| May 9, 2:38 AM CDT | Special Marine Warning | BRO | 52 min | |
| May 9, 3:11 AM CDT | Special Marine Warning | BRO | 75 min | |
| May 9, 3:23 AM CDT | Special Marine Warning | BRO | 97 min | |
| May 9, 4:24 AM CDT | Special Marine Warning | BRO | 36 min | |
| May 9, 5:28 PM CDT | Special Weather Statement | BRO | Brooks | 32 min |
| May 9, 6:53 PM CDT | Special Weather Statement | BRO | Zapata | 52 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.