Alert archive / Texas / Tornado Warnings in 2001

Tornado Warning 3, NWS Houston/Galveston, TX

March 14, 2001Harris County, Liberty County, Montgomery County, Texas

NWS Houston/Galveston, TX issued this tornado warning at Mar 14, 2001, 2:59 PM CST for Harris County, Liberty County, Montgomery County, Texas. It was in force for 46 min. 4 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: Mar 14, 2001, 2:59 PM CST (20:59 UTC)
Expired: Mar 14, 2001, 3:45 PM CST
In force: 46 min
Issued by: NWS Houston/Galveston, TX
Area: Whole counties; the outline is the Mesonet’s reconstruction

Counties Harris County, TX, Liberty County, TX, Montgomery County, TX

What was reported inside it

Time	Report	Where	Remark
Mar 14, 3:00 PM CST	Hail 0.75	Spring, TX	Hail accumulated to a depth of three inches at Interstate 45 and FM 1960.
Mar 14, 3:05 PM CST	Hail 1.75	Porter, TX
Mar 14, 3:30 PM CST	Hail 0.75	Splendora, TX
Mar 14, 3:45 PM CST	Hail 0.75	Plum Grove, 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
Mar 14, 2:30 PM CST	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 9.0 hours before the alert went out and 189 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 2308 m above ground
0-6 km bulk shear: 75 kt
0-1 km storm-relative helicity: 45 m²/s²
0-3 km storm-relative helicity: 59 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KHGX 142100
TORHOU
TXC201-291-339-142145-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
259 PM CST WED MAR 14 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* TORNADO WARNING FOR...
  HARRIS COUNTY IN SOUTHEAST TEXAS
  MONTGOMERY COUNTY IN SOUTHEAST TEXAS
  LIBERTY COUNTY IN SOUTHEAST TEXAS

* UNTIL 345 PM CST

* AT 255 PM CST...A TRAINED WEATHER SPOTTER REPORTED A TORNADO 
  JUST EAST OF THE WOODLANDS...ANOTHER SPOTTER REPORTED A TORNADO
  NEAR CLAY ROAD AND HEMPSTEAD HIGHWAY IN CENTRAL HARRIS COUNTY.
  BOTH TORNADOES ARE MOVING EAST AT 35 MPH.

* LOCATIONS IN THE PATH OF THE TORNADO INCLUDE...
  PORTER HEIGHTS...SPRING...CHATEAU WOODS...HUMBLE
  PORTER...NEW CANEY...KINGWOOD...WOODBRANCH
  ROMAN FOREST...PLUM GROVE
  HOUSTON
  SPRING
  BUSH INTERCONTINENTAL AIRPORT

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

DRIVERS SHOULD LOOK FOR STRONG SHELTER. AS A LAST RESORT...TAKE COVER
IN A DITCH OR LOW SPOT. OVERPASSES ARE NOT SAFE!

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

LAT...LON 3025 9545 2987 9554 2991 9509 2994 9473
          3026 9473

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 14, 2:07 PM CST	Severe Thunderstorm Warning	HGX	Harris, Waller	23 min
Mar 14, 2:07 PM CST	Severe Thunderstorm Warning	HGX	Austin	23 min
Mar 14, 2:28 PM CST	Tornado Warning	HGX	Harris, Waller	47 min
Mar 14, 2:36 PM CST	Severe Thunderstorm Warning	HGX	Montgomery	39 min
Mar 14, 3:21 PM CST	Severe Thunderstorm Warning	HGX	Chambers	54 min
Mar 14, 3:26 PM CST	Severe Thunderstorm Warning	HGX	Brazoria, Fort Bend, Matagorda, Wharton	64 min
Mar 14, 3:44 PM CST	Severe Thunderstorm Warning	HGX	Harris, Liberty	61 min
Mar 14, 4:03 PM CST	Severe Thunderstorm Warning	HGX	Galveston	57 min
Mar 14, 4:26 PM CST	Severe Thunderstorm Warning	HGX	Brazoria	34 min
Mar 14, 4:32 PM CST	Severe Thunderstorm Warning	HGX	Harris	28 min
Mar 14, 4:41 PM CST	Tornado Warning	HGX	Galveston	34 min
Mar 14, 4:52 PM CST	Severe Thunderstorm Warning	HGX	Chambers	38 min

Nearby

Tornado Warnings in Texas, 2001 Every tornado warning in 2001 Tornadoes in 2001

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.