Alert archive / Texas / Tornado Warnings in 2015

Tornado Warning 4, NWS Brownsville, TX

May 15, 2015Hidalgo County, Kenedy County, Willacy County, Texas

NWS Brownsville, TX issued this tornado warning at May 15, 2015, 2:19 PM CDT for Hidalgo County, Kenedy County, Willacy 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
May 15, 2015, 2:19 PM CDT (19:19 UTC)
Expired
May 15, 2015, 2:45 PM CDT
In force
26 min
Issued by
NWS Brownsville, TX
Area
Storm-based polygon

Counties Hidalgo County, TX, Kenedy County, TX, Willacy County, TX

The radar

The Brownsville radar (KBRO), 91 km from the middle of the area, began a volume at 19:22 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 12:00Z, 7.3 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.

Skew-T log-pSkew-T log-p diagram, Brownsville Intl, TX at 12:00Z on 2015-05-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2417 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brownsville Intl, TX at 12:00Z on 2015-05-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 47 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
2417 J/kg
Mixed-layer CIN
-8 J/kg
Mixed-layer LCL
565 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
47 m²/s²
0-3 km storm-relative helicity
104 m²/s²
Significant tornado parameter
0.5
Supercell composite
3.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

635 
WFUS54 KBRO 151919
TORBRO
TXC215-261-489-151945-
/O.NEW.KBRO.TO.W.0004.150515T1919Z-150515T1945Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BROWNSVILLE TX
219 PM CDT FRI MAY 15 2015

THE NATIONAL WEATHER SERVICE IN BROWNSVILLE  HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN HIDALGO COUNTY IN DEEP SOUTH TEXAS...
  SOUTHWESTERN KENEDY COUNTY IN DEEP SOUTH TEXAS...
  NORTHWESTERN WILLACY COUNTY IN DEEP SOUTH TEXAS...

* UNTIL 245 PM CDT
    
* AT 218 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
  CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED 8
  MILES EAST OF SAN MANUEL...AND MOVING NORTHEAST AT 15 MPH.

* LOCATIONS IMPACTED INCLUDE...
  RUDOLPH AND YTURRIA. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS TORNADO WARNING REPLACES THE SEVERE THUNDERSTORM WARNING ISSUED
FOR THE SAME AREA.

TAKE COVER NOW. MOVE TO A BASEMENT OR AN INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF YOU ARE IN A MOBILE
HOME OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND
PROTECT YOURSELF FROM FLYING DEBRIS.

IF A TORNADO OR OTHER SEVERE WEATHER IS SPOTTED...CONTACT THE
NATIONAL WEATHER SERVICE...OR YOUR LOCAL AUTHORITY WHO WILL RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE OFFICE IN BROWNSVILLE .
THIS ACT MAY SAVE LIVES OF OTHERS IN THE PATH OF DANGEROUS WEATHER.

&&

LAT...LON 2647 9801 2663 9810 2681 9785 2658 9770
TIME...MOT...LOC 1918Z 240DEG 14KT 2659 9799 

$$

MILLER
1 follow-up statement
481 
WWUS54 KBRO 151949
SVSBRO

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
249 PM CDT FRI MAY 15 2015

TXC215-261-489-151958-
/O.EXP.KBRO.TO.W.0004.000000T0000Z-150515T1945Z/
HIDALGO TX-KENEDY TX-WILLACY TX-
249 PM CDT FRI MAY 15 2015

...THE TORNADO WARNING FOR NORTHEASTERN HIDALGO...SOUTHWESTERN KENEDY
AND NORTHWESTERN WILLACY COUNTIES HAS EXPIRED...
    
THE TORNADO THREAT HAS DIMINISHED...THEREFORE THE TORNADO WARNING HAS
BEEN CANCELLED. HOWEVER...LARGE HAIL AND DAMAGING WINDS REMAIN LIKELY
AND A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR THE AREA.
HOWEVER HEAVY RAIN IS STILL POSSIBLE WITH THIS THUNDERSTORM.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
BROWNSVILLE .

REMEMBER...A SEVERE THUNDERSTORM WARNING STILL REMAINS IN EFFECT FOR
PORTIONS OF HIDALGO...KENEDY...AND WILLACY COUNTIES.

LAT...LON 2647 9801 2663 9810 2681 9785 2658 9770
TIME...MOT...LOC 1946Z 240DEG 14KT 2659 9799 

$$

MILLER

The office that day

Everything else NWS Brownsville, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 15, 11:54 AM CDTAreal Flood AdvisoryBROBrooks3 hr
May 15, 12:19 PM CDTFlash Flood WatchBROBrooks, Hidalgo, Jim Hogg, Kenedy, Starr, Zapata7 hr
May 15, 12:57 PM CDTSpecial Weather StatementBROBrooks48 min
May 15, 1:17 PM CDTFlash Flood WarningBROBrooks118 min
May 15, 1:26 PM CDTSpecial Weather StatementBROKleberg49 min
May 15, 1:43 PM CDTSpecial Marine WarningBRO92 min
May 15, 1:57 PM CDTSevere Thunderstorm WarningBROHidalgo, Kenedy48 min
May 15, 2:06 PM CDTAreal Flood AdvisoryBROHidalgo, Kenedy, Willacy114 min
May 15, 2:30 PM CDTSevere Thunderstorm WarningBROHidalgo, Kenedy30 min
May 15, 2:35 PM CDTSevere Thunderstorm WarningBROBrooks, Hidalgo25 min
May 15, 2:39 PM CDTFlash Flood WarningBROHidalgo, Kenedy111 min
May 15, 2:57 PM CDTSevere Thunderstorm WarningBROHidalgo, Kenedy33 min
May 15, 2:58 PM CDTSpecial Marine WarningBRO92 min
May 15, 2:58 PM CDTSevere Thunderstorm WarningBROBrooks, Hidalgo32 min
May 15, 3:03 PM CDTTornado WarningBROKenedy42 min
May 15, 3:15 PM CDTFlash Flood WarningBROBrooks, Hidalgo, Kenedy, Willacy2 hr
May 15, 4:00 PM CDTSevere Thunderstorm WarningBROHidalgo30 min
May 15, 4:25 PM CDTSevere Thunderstorm WarningBROHidalgo, Willacy50 min
May 15, 4:48 PM CDTFlash Flood WarningBROHidalgo2 hr
May 15, 5:20 PM CDTAreal Flood WarningBROHidalgo, Kenedy, Willacy6 hr
May 15, 5:28 PM CDTSpecial Weather StatementBROCameron, Willacy47 min
May 15, 5:58 PM CDTAreal Flood AdvisoryBROWillacy2 hr
May 15, 6:02 PM CDTSpecial Marine WarningBRO118 min
May 15, 6:29 PM CDTSpecial Weather StatementBROWillacy46 min
May 15, 6:37 PM CDTAreal Flood AdvisoryBROHidalgo113 min

Nearby

Tornado Warnings in Texas, 2015Every tornado warning in 2015Tornadoes in 2015

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.