Alert archive / Texas / Tornado Warnings in 2016

Tornado Warning 8, NWS Houston/Galveston, TX

April 24, 2016Brazoria County, Galveston County, Harris County, Texas

NWS Houston/Galveston, TX issued this tornado warning at Apr 24, 2016, 6:58 PM CDT for Brazoria County, Galveston County, Harris County, Texas. It was in force for 32 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
Apr 24, 2016, 6:58 PM CDT (23:58 UTC)
Expired
Apr 24, 2016, 7:30 PM CDT
In force
32 min
Issued by
NWS Houston/Galveston, TX
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

Counties Brazoria County, TX, Galveston County, TX, Harris County, TX

The radar

The Houston radar (KHGX), 8 km from the middle of the area, began a volume at 00:03 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

Lake Charles Mun, LA (KLCH), launched 12:00Z, 12.0 hours before the alert went out and 195 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, Lake Charles Mun, LA at 12:00Z on 2016-04-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lake Charles Mun, LA at 12:00Z on 2016-04-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 19 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1379 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
19 m²/s²
0-3 km storm-relative helicity
40 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

281 
WFUS54 KHGX 242358
TORHGX
TXC039-167-201-250030-
/O.NEW.KHGX.TO.W.0008.160424T2358Z-160425T0030Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
658 PM CDT SUN APR 24 2016

THE NATIONAL WEATHER SERVICE IN LEAGUE CITY HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN GALVESTON COUNTY IN SOUTHEASTERN TEXAS...
  NORTHEASTERN BRAZORIA COUNTY IN SOUTHEASTERN TEXAS...
  SOUTHEASTERN HARRIS COUNTY IN SOUTHEASTERN TEXAS...

* UNTIL 730 PM CDT

* AT 657 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
  WAS LOCATED OVER NORTHWESTERN LEAGUE CITY...MOVING NORTHEAST AT 10
  MPH.

  HAZARD...TORNADO. 

  SOURCE...WEATHER SPOTTERS REPORTED FUNNEL CLOUD. 

  IMPACT...EXPECT DAMAGE TO MOBILE HOMES...ROOFS...AND VEHICLES. 

* LOCATIONS IMPACTED INCLUDE...
  SOUTHEASTERN PASADENA...LEAGUE CITY...FRIENDSWOOD...LA PORTE...
  SEABROOK...WEBSTER...KEMAH...CLEAR LAKE...NASSAU BAY...TAYLOR LAKE
  VILLAGE...EL LAGO...SHOREACRES...CLEAR LAKE SHORES...KEMAH BOARDWALK...
  THE JOHNSON SPACE CENTER AND ELLINGTON FIELD.

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.

TO REPORT SEVERE WEATHER CONTACT YOUR NEAREST LAW ENFORCEMENT AGENCY.
THEY WILL SEND YOUR REPORT TO THE NATIONAL WEATHER SERVICE OFFICE IN
LEAGUE CITY.

&&

LAT...LON 2947 9516 2952 9523 2969 9506 2955 9492
TIME...MOT...LOC 2357Z 243DEG 9KT 2951 9515 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

HUFFMAN
1 follow-up statement
844 
WWUS54 KHGX 250021
SVSHGX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
721 PM CDT SUN APR 24 2016

TXC039-250030-
/O.CAN.KHGX.TO.W.0008.000000T0000Z-160425T0030Z/
BRAZORIA TX-
721 PM CDT SUN APR 24 2016

...THE TORNADO WARNING FOR NORTHEASTERN BRAZORIA COUNTY IS
CANCELLED...
    
THE TORNADIC THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT
OF THE WARNED AREA AND THE WARNING HAS BEEN CANCELLED.

LAT...LON 2948 9512 2955 9520 2969 9506 2955 9492
TIME...MOT...LOC 0020Z 238DEG 7KT 2953 9512 

$$

TXC167-201-250030-
/O.CON.KHGX.TO.W.0008.000000T0000Z-160425T0030Z/
GALVESTON TX-HARRIS TX-
721 PM CDT SUN APR 24 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 730 PM CDT FOR
NORTHWESTERN GALVESTON AND SOUTHEASTERN HARRIS COUNTIES...
        
AT 720 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED OVER WEBSTER...MOVING NORTHEAST AT 10 MPH.

HAZARD...TORNADO. 

SOURCE...TEXAS DPS RELAYED MULTIPLE REPORTS OF FUNNEL CLOUDS ALONG
         THE HARRIS/GALVESTON COUNTY LINE. 

IMPACT...EXPECT DAMAGE TO MOBILE HOMES...ROOFS...AND VEHICLES. 

LOCATIONS IMPACTED INCLUDE...
SOUTHEASTERN PASADENA...LEAGUE CITY...NORTHEASTERN FRIENDSWOOD...LA
PORTE...SEABROOK...WEBSTER...KEMAH...CLEAR LAKE...NASSAU BAY...TAYLOR LAKE
VILLAGE...EL LAGO...SHOREACRES...CLEAR LAKE SHORES...KEMAH BOARDWALK...THE
JOHNSON SPACE CENTER...ELLINGTON FIELD AND BACLIFF.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF A TORNADO OR OTHER SEVERE WEATHER IS SPOTTED...REPORT IT TO THE
NATIONAL WEATHER SERVICE OR YOUR LOCAL NEAREST LAW ENFORCEMENT AGENCY
WHO WILL SEND YOUR REPORT. THIS ACT MAY SAVE LIVES OF OTHERS IN THE
PATH OF DANGEROUS WEATHER.

&&

LAT...LON 2948 9512 2955 9520 2969 9506 2955 9492
TIME...MOT...LOC 0020Z 238DEG 7KT 2953 9512 

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

$$

HUFFMAN

The office that day

Everything else NWS Houston/Galveston, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 24, 3:33 PM CDTAreal Flood AdvisoryHGXFort Bend, Harris, Montgomery, Waller57 min
Apr 24, 4:30 PM CDTAreal Flood AdvisoryHGXBrazoria, Fort Bend60 min
Apr 24, 4:37 PM CDTAreal Flood AdvisoryHGXHarris, Montgomery53 min
Apr 24, 4:50 PM CDTAreal Flood AdvisoryHGXBrazoria, Fort Bend, Harris55 min
Apr 24, 5:21 PM CDTSpecial Weather StatementHGXHarris39 min
Apr 24, 6:11 PM CDTSpecial Marine WarningHGX94 min
Apr 24, 6:20 PM CDTAreal Flood AdvisoryHGXBrazoria, Galveston, Harris55 min
Apr 24, 6:29 PM CDTTornado WarningHGXGalveston, Harris31 min
Apr 24, 6:36 PM CDTAreal Flood AdvisoryHGXGalveston, Harris54 min

Nearby

Tornado Warnings in Texas, 2016Every tornado warning in 2016Tornadoes in 2016

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.