Alert archive / Texas / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 13, NWS Brownsville, TX
NWS Brownsville, TX issued this severe thunderstorm warning at Sep 9, 2018, 7:34 PM CDT for Hidalgo County, Texas. It was in force for 26 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Sep 9, 2018, 7:34 PM CDT (00:34 UTC)
- Expired
- Sep 9, 2018, 8:00 PM CDT
- In force
- 26 min
- Issued by
- NWS Brownsville, TX
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 60.0 mph
County Hidalgo County, TX
The radar
The Brownsville radar (KBRO), 92 km from the middle of the area, began a volume at 00:33 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, 0.6 hours before the alert went out and 94 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
- 1304 J/kg
- Mixed-layer CIN
- -28 J/kg
- Mixed-layer LCL
- 1155 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- 29 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
741
WUUS54 KBRO 100034
SVRBRO
TXC215-100100-
/O.NEW.KBRO.SV.W.0013.180910T0034Z-180910T0100Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Brownsville TX
734 PM CDT SUN SEP 9 2018
The National Weather Service in Brownsville has issued a
* Severe Thunderstorm Warning for...
South central Hidalgo County in Deep South Texas...
* Until 800 PM CDT
* At 733 PM CDT, a severe thunderstorm was located over B.l. Gray
Junior High School, or over Sharyland, and is nearly stationary.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Hidalgo, South McAllen, South Pharr Elementary School, Granjero,
Hidalgo Public Library, Garcia Elementary School, Madero,
Orangewood East, Mission Regional Medical Center and Los Encinos
Community Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 2610 9829 2611 9827 2612 9827 2612 9830
2610 9830 2613 9833 2617 9834 2617 9835
2615 9835 2616 9836 2616 9837 2618 9835
2621 9831 2616 9819 2608 9822 2607 9825
TIME...MOT...LOC 0033Z 305DEG 3KT 2617 9829
TORNADO...POSSIBLE
HAIL...0.75IN
WIND...60MPH
$$
SPEECE2 follow-up statements
233
WWUS54 KBRO 100047
SVSBRO
Severe Weather Statement
National Weather Service Brownsville TX
747 PM CDT SUN SEP 9 2018
TXC215-100100-
/O.CON.KBRO.SV.W.0013.000000T0000Z-180910T0100Z/
Hidalgo TX-
747 PM CDT SUN SEP 9 2018
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM CDT
FOR SOUTH CENTRAL HIDALGO COUNTY...
At 746 PM CDT, a severe thunderstorm was located over Los Encinos
Community Park, or near Hidalgo, moving southeast at 5 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Hidalgo, South McAllen, South Pharr Elementary School, Granjero,
Hidalgo Public Library, Garcia Elementary School, Madero, Orangewood
East, Mission Regional Medical Center and Los Encinos Community Park.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 2610 9829 2611 9827 2612 9827 2612 9830
2610 9830 2613 9833 2617 9834 2617 9835
2615 9835 2616 9836 2616 9837 2618 9835
2621 9831 2616 9819 2608 9822 2607 9825
TIME...MOT...LOC 0046Z 321DEG 5KT 2615 9828
TORNADO...POSSIBLE
HAIL...0.75IN
WIND...60MPH
$$
SPEECE542
WWUS54 KBRO 100104
SVSBRO
Severe Weather Statement
National Weather Service Brownsville TX
804 PM CDT SUN SEP 9 2018
TXC215-100113-
/O.EXP.KBRO.SV.W.0013.000000T0000Z-180910T0100Z/
Hidalgo TX-
804 PM CDT SUN SEP 9 2018
...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL HIDALGO COUNTY
HAS EXPIRED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been allowed to expire.
However small hail, gusty winds and very heavy rain are still
possible with this thunderstorm across the South McAllen and Hidalgo
areas.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Brownsville.
LAT...LON 2610 9829 2611 9827 2612 9827 2612 9830
2610 9830 2613 9833 2617 9834 2617 9835
2615 9835 2616 9836 2616 9837 2618 9835
2621 9831 2616 9819 2608 9822 2607 9825
TIME...MOT...LOC 0103Z 305DEG 3KT 2614 9827
$$
SPEECEThe office that day
Everything else NWS Brownsville, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 9, 7:03 PM CDT | Special Weather Statement | BRO | Hidalgo | 57 min |
| Sep 9, 7:25 PM CDT | Flash Flood Warning | BRO | Hidalgo | 110 min |
| Sep 9, 8:10 PM CDT | Special Weather Statement | BRO | Hidalgo | 65 min |
| Sep 9, 9:15 PM CDT | Flash Flood Warning | BRO | Hidalgo | 90 min |
| Sep 9, 9:38 PM CDT | Areal Flood Advisory | BRO | Starr, Zapata | 112 min |
| Sep 9, 10:42 PM CDT | Special Weather Statement | BRO | Jim Hogg, Starr, Zapata | 63 min |
| Sep 9, 11:26 PM CDT | Areal Flood Advisory | BRO | Jim Hogg, Starr, Zapata | 94 min |
| Sep 10, 1:19 AM CDT | Areal Flood Advisory | BRO | Brooks, Hidalgo, Jim Hogg | 86 min |
| Sep 10, 2:17 PM CDT | Special Weather Statement | BRO | Hidalgo | 43 min |
| Sep 10, 6:46 PM CDT | Areal Flood Advisory | BRO | Hidalgo | 89 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2018Every severe thunderstorm warning in 2018
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.