Alert archive / Texas / Tornado Warnings in 2000

Tornado Warning 28, NWS Houston/Galveston, TX

November 12, 2000Austin County, Colorado County, Washington County, Texas

NWS Houston/Galveston, TX issued this tornado warning at Nov 12, 2000, 3:09 PM CST for Austin County, Colorado County, Washington County, Texas. It was in force for 36 min. 2 reports came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued: Nov 12, 2000, 3:09 PM CST (21:09 UTC)
Expired: Nov 12, 2000, 3:45 PM CST
In force: 36 min
Issued by: NWS Houston/Galveston, TX
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Austin County, TX, Colorado County, TX, Washington County, TX

What was reported inside it

Time	Report	Where	Remark
Nov 12, 3:45 PM CST	Tornado F0	Bellville, TX	Damage to roof of barn.
Nov 12, 3:45 PM CST	Hail 1.75	Bellville, TX

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Nov 12, 1:30 PM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 9.2 hours before the alert went out and 267 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: 622 J/kg
Mixed-layer CIN: -28 J/kg
Mixed-layer LCL: 712 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 119 m²/s²
0-3 km storm-relative helicity: 103 m²/s²
Significant tornado parameter: 0.4
Supercell composite: 2.8

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KHGX 122112
TORHOU

TXC015-089-477-122145-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
309 PM CST SUN NOV 12 2000

THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON TX HAS ISSUED A

* TORNADO WARNING FOR...
  COLORADO COUNTY IN SOUTHEAST TEXAS
  WASHINGTON COUNTY IN SOUTHEAST TEXAS
  AUSTIN COUNTY IN SOUTHEAST TEXAS

* UNTIL 345 PM CST

* AT 300 PM CST...DOPPLER RADAR INDICATED A THUNDERSTORM CAPABLE OF
  PRODUCING A TORNADO 3 MILES SOUTH OF INDUSTRY...MOVING NORTHEAST AT
  30 MPH. ANOTHER THUNDERSTORM CAPABLE OF PRODUCING A TORNADO WAS LOCATED
  ABOUT 3 MILES NORTHWEST OF EAGLE LAKE...MOVING NORTHEAST AT 30 MPH. 

* LOCATIONS IN THE PATH OF THE TORNADO INCLUDE...KENNEY...WESLEY AND
  BRENHAM...ALLEYTON AND ATTWATER PRAIRIE CHICKEN NWR...INTERSTATE
  10 EAST OF COLUMBUS BETWEEN COLUMBUS AND SEALY.

MOVE TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR. ABANDON YOUR CAR
OR MOBILE HOME FOR A STRONG SHELTER NOW!

PLEASE REPORT SEVERE WEATHER TO THE COUNTY SHERIFF...LOCAL POLICE...
OR DEPARTMENT OF PUBLIC SAFETY. THEY WILL RELAY YOUR REPORT TO THE
NATIONAL WEATHER SERVICE.

LAT...LON 2995 9670 2982 9655 3004 9616 3031 9634

The office that day

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

Issued	Product	Office	Counties	Lasted
Nov 12, 1:10 PM CST	Tornado Warning	HGX	Austin, Colorado	65 min
Nov 12, 1:42 PM CST	Tornado Warning	HGX	Colorado, Jackson, Wharton	63 min
Nov 12, 2:52 PM CST	Severe Thunderstorm Warning	HGX	Austin, Colorado, Washington	53 min
Nov 12, 3:41 PM CST	Tornado Warning	HGX	Austin, Colorado	49 min
Nov 12, 3:49 PM CST	Tornado Warning	HGX	Waller	56 min
Nov 12, 4:11 PM CST	Tornado Warning	HGX	Colorado	49 min
Nov 12, 4:11 PM CST	Tornado Warning	HGX	Harris, Montgomery	64 min
Nov 12, 4:25 PM CST	Tornado Warning	HGX	Austin	35 min
Nov 12, 4:57 PM CST	Tornado Warning	HGX	Colorado	33 min
Nov 12, 5:12 PM CST	Tornado Warning	HGX	Waller	48 min
Nov 12, 5:29 PM CST	Severe Thunderstorm Warning	HGX	Austin, Colorado, Wharton	31 min

Nearby

Tornado Warnings in Texas, 2000 Every tornado warning in 2000 Tornadoes in 2000

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.