Alert archive / Texas / Tornado Warnings in 2017

Tornado Warning 1, NWS Corpus Christi, TX

February 14, 20174 counties in Texas

NWS Corpus Christi, TX issued this tornado warning at Feb 14, 2017, 6:24 AM CST for 4 counties in Texas. It was in force for 21 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: Feb 14, 2017, 6:24 AM CST (12:24 UTC)
Expired: Feb 14, 2017, 6:45 AM CST
In force: 21 min
Issued by: NWS Corpus Christi, TX
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Bee County, TX, Goliad County, TX, Refugio County, TX, San Patricio County, TX

The radar

The Corpus Christi radar (KCRP), 46 km from the middle of the area, began a volume at 12:23 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
Feb 14, 5:09 AM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 0.4 hours before the alert went out and 57 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1811 J/kg
Mixed-layer CIN: -1 J/kg
Mixed-layer LCL: 495 m above ground
0-6 km bulk shear: 41 kt
0-1 km storm-relative helicity: 209 m²/s²
0-3 km storm-relative helicity: 308 m²/s²
Significant tornado parameter: 2.2
Supercell composite: 16.1

Open this sounding in Storm Lab

The text

As transmitted.

806 
WFUS54 KCRP 141224
TORCRP
TXC025-175-391-409-141300-
/O.NEW.KCRP.TO.W.0001.170214T1224Z-170214T1300Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Corpus Christi TX
624 AM CST TUE FEB 14 2017

The National Weather Service in Corpus Christi has issued a

* Tornado Warning for...
  Northern San Patricio County in south central Texas...
  South central Goliad County in south central Texas...
  Southwestern Refugio County in south central Texas...
  Southeastern Bee County in south central Texas...

* Until 700 AM CST
    
* At 623 AM CST, a thunderstorm capable of producing a tornado was 
  located near Tynan, or near Skidmore, moving east at 50 mph.

  HAZARD...Tornado. 

  SOURCE...Radar indicated rotation. 

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely. 

* This dangerous storm will be near...
  Skidmore around 630 AM CST. 
  Papalote around 635 AM CST. 
  Blanconia around 650 AM CST. 
  Woodsboro around 655 AM CST. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 2802 9727 2811 9782 2817 9783 2818 9781
      2828 9786 2856 9735
TIME...MOT...LOC 1223Z 257DEG 43KT 2822 9776 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

GW

2 follow-up statements

706 
WWUS54 KCRP 141237
SVSCRP

Severe Weather Statement
National Weather Service Corpus Christi TX
637 AM CST TUE FEB 14 2017

TXC409-141246-
/O.CAN.KCRP.TO.W.0001.000000T0000Z-170214T1300Z/
San Patricio TX-
637 AM CST TUE FEB 14 2017

...THE TORNADO WARNING FOR NORTHERN SAN PATRICIO COUNTY IS
CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

A tornado watch remains in effect until 100 PM CST for south central
Texas.

LAT...LON 2821 9730 2820 9773 2820 9782 2828 9786
      2856 9735
TIME...MOT...LOC 1236Z 257DEG 43KT 2826 9759 

$$

TXC025-175-391-141300-
/O.CON.KCRP.TO.W.0001.000000T0000Z-170214T1300Z/
Goliad TX-Refugio TX-Bee TX-
637 AM CST TUE FEB 14 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 AM CST FOR SOUTH
CENTRAL GOLIAD...WEST CENTRAL REFUGIO AND SOUTHEASTERN BEE
COUNTIES...
    
At 636 AM CST, a severe thunderstorm capable of producing a tornado
was located near Papalote, or near Skidmore, moving east at 50 mph.

HAZARD...Tornado. 

SOURCE...Radar indicated rotation. 

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely. 

This dangerous storm will be near...
  Blanconia around 650 AM CST. 
  Woodsboro around 655 AM CST. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 2821 9730 2820 9773 2820 9782 2828 9786
      2856 9735
TIME...MOT...LOC 1236Z 257DEG 43KT 2826 9759 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

PZ

098 
WWUS54 KCRP 141245
SVSCRP

Severe Weather Statement
National Weather Service Corpus Christi TX
645 AM CST TUE FEB 14 2017

TXC025-175-391-141254-
/O.CAN.KCRP.TO.W.0001.000000T0000Z-170214T1300Z/
Goliad TX-Refugio TX-Bee TX-
645 AM CST TUE FEB 14 2017

...THE TORNADO WARNING FOR SOUTH CENTRAL GOLIAD...WEST CENTRAL
REFUGIO AND SOUTHEASTERN BEE COUNTIES IS CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore the warning has been cancelled.

A tornado watch remains in effect until 100 PM CST for south central
Texas.

LAT...LON 2821 9730 2820 9773 2820 9782 2828 9786
      2856 9735
TIME...MOT...LOC 1242Z 257DEG 43KT 2828 9748 

$$

PZ

The office that day

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

Issued	Product	Office	Counties	Lasted
Feb 14, 6:15 AM CST	Special Weather Statement	CRP	Bee, Goliad, Refugio	45 min
Feb 14, 6:33 AM CST	Severe Thunderstorm Warning	CRP	Victoria	27 min
Feb 14, 6:48 AM CST	Special Marine Warning	CRP		117 min
Feb 14, 7:00 AM CST	Tornado Warning	CRP	Goliad, Refugio, Victoria	30 min
Feb 14, 7:29 AM CST	Special Weather Statement	CRP	Aransas, Calhoun, Nueces, Refugio	61 min
Feb 14, 7:48 AM CST	Tornado Warning	CRP	Aransas, Calhoun, Refugio	27 min
Feb 14, 8:12 AM CST	Tornado Warning	CRP	Aransas, Calhoun	18 min
Feb 14, 8:42 AM CST	Special Marine Warning	CRP		93 min

Nearby

Tornado Warnings in Texas, 2017 Every tornado warning in 2017 Tornadoes in 2017

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.