Alert archive / Texas / Tornado Warnings in 2000

Tornado Warning 5, NWS Houston/Galveston, TX

March 10, 2000Grimes County, Walker County, Texas

NWS Houston/Galveston, TX issued this tornado warning at Mar 10, 2000, 7:59 PM CST for Grimes County, Walker County, Texas. It was in force for 31 min. 1 report 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: Mar 10, 2000, 7:59 PM CST (01:59 UTC)
Expired: Mar 10, 2000, 8:30 PM CST
In force: 31 min
Issued by: NWS Houston/Galveston, TX
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Grimes County, TX, Walker County, TX

What was reported inside it

Time	Report	Where	Remark
Mar 10, 8:05 PM CST	Tornado F0	Bedias, TX	Trees downed from brief tornado touchdown.

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
Mar 10, 4:00 PM CST	Severe Thunderstorm Watch	SPC	6 hr
Mar 10, 4:00 PM CST	Severe Thunderstorm Watch	SPC	6 hr
Mar 10, 6:15 PM CST	Tornado Watch	SPC	6 hr

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 2.0 hours before the alert went out and 260 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: 1545 J/kg
Mixed-layer CIN: -3 J/kg
Mixed-layer LCL: 716 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 118 m²/s²
0-3 km storm-relative helicity: 163 m²/s²
Significant tornado parameter: 0.7
Supercell composite: 5.5

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KHGX 110200
TORHOU
TXC185-471-110230-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
759 PM CST FRI MAR 10 2000

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

* TORNADO WARNING FOR...
  WESTERN WALKER COUNTY IN SOUTHEAST TEXAS
  NORTHEASTERN GRIMES COUNTY IN SOUTHEAST TEXAS

* UNTIL 830 PM CST

* AT 756 PM CST...DOPPLER RADAR INDICATED A THUNDERSTORM CAPABLE OF
  PRODUCING A TORNADO 3 MILES NORTH OF BEDIAS...MOVING SOUTHEAST AT
  40 MPH.

* LOCATIONS IN THE PATH OF THE TORNADO INCLUDE...
  BEDIAS
  CRABBS PRAIRIE

THIS IS A DANGEROUS SITUATION! QUICK ACTION MAY SAVE YOUR LIFE. MOVE
TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR. ABANDON YOUR CAR OR
MOBILE HOME NOW FOR A STRONG SHELTER. IF SHELTER IS NOT AVAILABLE...
MOVE TO A DITCH OR CULVERT AND COVER YOUR HEAD.

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 3086 9587 3081 9610 3053 9560 3089 9556

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 10, 6:35 PM CST	Severe Thunderstorm Warning	HGX	Houston	40 min
Mar 10, 7:20 PM CST	Severe Thunderstorm Warning	HGX	Brazos, Burleson	40 min
Mar 10, 7:20 PM CST	Severe Thunderstorm Warning	HGX	Madison	40 min
Mar 10, 7:45 PM CST	Tornado Warning	HGX	Burleson	30 min
Mar 10, 8:14 PM CST	Tornado Warning	HGX	Burleson, Washington	46 min
Mar 10, 8:56 PM CST	Severe Thunderstorm Warning	HGX	Grimes, Washington	49 min
Mar 10, 9:50 PM CST	Severe Thunderstorm Warning	HGX	Waller	40 min
Mar 10, 10:53 PM CST	Severe Thunderstorm Warning	HGX	Harris	52 min
Mar 10, 11:04 PM CST	Severe Thunderstorm Warning	HGX	Montgomery	26 min
Mar 11, 12:01 AM CST	Severe Thunderstorm Warning	HGX	Wharton	44 min
Mar 11, 12:22 AM CST	Severe Thunderstorm Warning	HGX	Matagorda	38 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.