Alert archive / Texas / Tornado Warnings in 2000

Tornado Warning 9, NWS Houston/Galveston, TX

May 2, 2000Montgomery County, Texas

NWS Houston/Galveston, TX issued this tornado warning at May 2, 2000, 1:47 AM CDT for Montgomery County, Texas. It was in force for 28 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: May 2, 2000, 1:47 AM CDT (06:47 UTC)
Expired: May 2, 2000, 2:15 AM CDT
In force: 28 min
Issued by: NWS Houston/Galveston, TX
Area: Whole counties

County Montgomery County, TX

The radar

The Houston radar (KHGX), 101 km from the middle of the area, began a volume at 06:48 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.

What was reported inside it

Time	Report	Where	Remark
May 2, 2:10 AM CDT	Hail 2.75	Conroe, TX	Quarter to baseball sized hail in the Conroe area. Roof damage at a department store on I-45 with extensive damage to over 1000 automobiles at several dealerships. Damage to a furniture store and church with widespread damage in residential areas to carports

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 nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 00:00Z, 6.8 hours before the alert went out and 222 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: 813 J/kg
Mixed-layer CIN: -138 J/kg
Mixed-layer LCL: 1335 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: -30 m²/s²
0-3 km storm-relative helicity: 3 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -2.0

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KHGX 020648
TORHOU
TXC339-020715-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
147 AM CDT TUE MAY 2 2000

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

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

* UNTIL 215 AM CDT

* AT 143 AM CDT...DOPPLER RADAR INDICATED A THUNDERSTORM CAPABLE OF
  PRODUCING A TORNADO 11 MILES SOUTHWEST OF LAKE CONROE DAM...MOVING
  NORTHEAST AT 30 MPH.

* LOCATIONS IN THE PATH OF THE TORNADO INCLUDE...
  LAKE CONROE DAM
  CONROE
  PANORAMA VILLAGE
  CUT AND SHOOT

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.

The office that day

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

Issued	Product	Office	Counties	Lasted
May 1, 9:55 PM CDT	Severe Thunderstorm Warning	HGX	Burleson	65 min
May 1, 10:29 PM CDT	Severe Thunderstorm Warning	HGX	Brazos	46 min
May 1, 11:06 PM CDT	Severe Thunderstorm Warning	HGX	Grimes	24 min
May 1, 11:30 PM CDT	Severe Thunderstorm Warning	HGX	Montgomery, Walker	60 min
May 2, 1:22 AM CDT	Severe Thunderstorm Warning	HGX	Montgomery, Waller	68 min
May 2, 1:39 AM CDT	Severe Thunderstorm Warning	HGX	Austin, Colorado	66 min
May 2, 2:03 AM CDT	Tornado Warning	HGX	Harris, Waller	42 min
May 2, 2:27 AM CDT	Tornado Warning	HGX	Austin, Fort Bend, Waller	33 min
May 2, 2:36 AM CDT	Tornado Warning	HGX	Harris	39 min
May 2, 2:44 AM CDT	Severe Thunderstorm Warning	HGX	Liberty, San Jacinto	46 min
May 2, 3:06 AM CDT	Severe Thunderstorm Warning	HGX	Brazoria, Fort Bend	54 min
May 2, 3:14 AM CDT	Tornado Warning	HGX	Harris, Liberty	46 min
May 2, 3:25 AM CDT	Tornado Warning	HGX	Brazoria, Galveston	65 min
May 2, 3:53 AM CDT	Tornado Warning	HGX	Liberty	52 min
May 2, 4:14 AM CDT	Severe Thunderstorm Warning	HGX	Brazoria, Matagorda	46 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; radar from the NEXRAD Level II archive.