Alert archive / Texas / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 172, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this severe thunderstorm warning at Nov 5, 2000, 10:44 PM CST for Walker County, Texas. It was in force for 46 min. 3 reports 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
- Nov 5, 2000, 10:44 PM CST (04:44 UTC)
- Expired
- Nov 5, 2000, 11:30 PM CST
- In force
- 46 min
- Issued by
- NWS Houston/Galveston, TX
- Area
- Whole counties
County Walker County, TX
The radar
The Houston radar (KHGX), 149 km from the middle of the area, began a volume at 04:47 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 |
|---|---|---|---|
| Nov 5, 11:15 PM CST | Thunderstorm Wind | Huntsville, TX | Trees down. |
| Nov 5, 11:30 PM CST | Thunderstorm Wind | New Waverly, TX | Large tree blown onto home. Roof blown off home and barns damaged in area. |
| Nov 5, 11:35 PM CST | Thunderstorm Wind 57 M | Huntsville, TX | Trees down. |
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 5, 8:00 PM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Lake Charles Mun, LA (KLCH), launched 00:00Z, 4.7 hours before the alert went out and 238 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.
- Mixed-layer CAPE
- 239 J/kg
- Mixed-layer CIN
- -8 J/kg
- Mixed-layer LCL
- 814 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 79 m²/s²
- 0-3 km storm-relative helicity
- 64 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 2.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KHGX 060446 SVRHOU TXC201-339-471-060530- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 1044 PM CST SUN NOV 5 2000 THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON TX HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WALKER COUNTY IN SOUTHEAST TEXAS HARRIS COUNTY IN SOUTHEAST TEXAS MONTGOMERY COUNTY IN SOUTHEAST TEXAS * UNTIL 1130 PM CST * AT 1042 PM CST...DOPPLER RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM MADISONVILLE TO NAVASOTA TO PRAIRIE VIEW TO SEALY TO EAST BERNARD...MOVING EAST AT 40 MPH. * LOCATIONS IN THE PATH OF THE SEVERE THUNDERSTORMS INCLUDE... MAGNOLIA PINEHURST KATY PANORAMA VILLAGE...TOMBALL...HOOKS AIRPORT TREES HAVE BEEN BLOWN DOWN NEAR EAGLE LAKE AT 1024 PM AND WINDS AT BRENHAM WERE MEASURED IN EXCESS OF 55 MPH. STRONG DAMAGING WINDS WILL LIKELY ACCOMPANY THESE STORMS. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. STAY AWAY FROM WINDOWS! 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.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Houston/Galveston, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at Nov 5, 7:18 PM CST, 3 hours 26 minutes earlier.
Area forecast discussion, Nov 5, 7:18 PM CST, 3 hours 26 minutes before
SOUTHEAST TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 718 PM CST SUN NOV 5 2000 CURRENT FCST ON TRACK AND NO UPDATE WILL BE ISSUED THIS EVENING. SQUALL LINE WILL APPROACH NW ZONES 8:30ISH AND CONTINUE WESTWARD. 100+ KNOT JET APPROACHING LAREDO AREA ATTM & LOOKS LIKE SE TX WILL BE ON THE LFQ AS IT CONTINUES ON A NE TRACK. MAIN THREAT APPEARS THE BE STRAIGHT LINE WINDS/BOW ECHOS. SHEAR ALSO BECOMES BETTER OVER OUR CWA SO ISOLATED TORNADOS NOT OUT OF THE QUESTION EITHER. FF THREAT CONTINUES ESPECIALLY ACROSS NRN HALF WITH ALREADY SATURATED GROUNDS. ANTICIPATE NEW WATCH TO BE ISSUED WITHIN THE NEXT HOUR FOR OUR CWA. MAY NEED A SCA WITH INCREASING SRLY FLOW BUT WILL MAKE THAT CALL AT PRESS TIME. .KHGX...FFA TONIGHT NORTH OF LINE FROM WHARTON TO LIBERTY. 47/36 PRELIMS... CLL BB 064/076 056/072 059 +30 IAH WB 066/078 057/077 063 +40 GLS WB 070/077 068/078 069 +50
In the hours before
Special weather statement, Nov 5, 7:21 PM CST, 3 hours 23 minutes before
GMZ330-335-350-355-370-TXZ163-164-176>179-195>200-210>214-226-227- 235>238-060800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 721 PM CST SUN NOV 5 2000 THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR ALL OF SOUTHEAST TEXAS VALID FROM 8 PM SUNDAY UNTIL 2 AM MONDAY. COUNTIES THE WATCH AREA INCLUDE: AUSTIN...BRAZORIA...BRAZOS...BURLESON...CHAMBERS...COLORADO...FORT BEND....GALVESTON...GRIMES...HARRIS...HOUSTON...JACKSON...LIBERTY... MADISON...MATAGORDA...MONTGOMERY...POLK...SAN JACINTO...TRINITY... WALKER...WALLER...WASHINGTON...WHARTON...AND THE ADJACENT COASTAL WATERS. LEON...MILAM AND ROBERTSON COUNTIES IN CENTRAL TEXAS ARE ALSO INCLUDED IN THE WATCH AREA. REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIO NS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE WARNINGS. STAY TUNED TO NOAA WEATHER RADIO OR OTHER NEWS SOURCES FOR THE LATEST STATEMENTS AND POSSIBLE WARNINGS.
The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 5, 9:45 PM CST | Severe Thunderstorm Warning | HGX | Austin, Colorado, Washington, Wharton | 60 min |
| Nov 5, 9:45 PM CST | Severe Thunderstorm Warning | HGX | Brazos, Burleson | 60 min |
| Nov 5, 10:26 PM CST | Severe Thunderstorm Warning | HGX | Fort Bend, Waller, Wharton | 64 min |
| Nov 5, 10:26 PM CST | Severe Thunderstorm Warning | HGX | Grimes, Madison | 64 min |
| Nov 5, 10:44 PM CST | Severe Thunderstorm Warning | HGX | Harris, Montgomery | 46 min |
| Nov 5, 10:55 PM CST | Tornado Warning | HGX | Grimes, Montgomery, Walker | 50 min |
| Nov 5, 11:04 PM CST | Flash Flood Warning | HGX | Brazos, Grimes, Madison, Walker | 3 hr |
| Nov 5, 11:22 PM CST | Severe Thunderstorm Warning | HGX | Houston, Trinity | 53 min |
| Nov 5, 11:22 PM CST | Severe Thunderstorm Warning | HGX | Polk, San Jacinto | 53 min |
| Nov 5, 11:30 PM CST | Tornado Warning | HGX | Montgomery, San Jacinto | 60 min |
| Nov 5, 11:30 PM CST | Tornado Warning | HGX | Walker | 45 min |
| Nov 5, 11:40 PM CST | Severe Thunderstorm Warning | HGX | Brazoria, Chambers, Galveston, Harris | 65 min |
| Nov 5, 11:40 PM CST | Severe Thunderstorm Warning | HGX | Liberty | 65 min |
| Nov 5, 11:40 PM CST | Severe Thunderstorm Warning | HGX | Fort Bend | 65 min |
| Nov 6, 12:09 AM CST | Severe Thunderstorm Warning | HGX | Jackson, Matagorda, Wharton | 51 min |
| Nov 6, 12:18 AM CST | Flash Flood Warning | HGX | Houston, Montgomery, Polk, San Jacinto, Trinity | 102 min |
| Nov 6, 12:30 AM CST | Severe Thunderstorm Warning | HGX | Polk | 45 min |
| Nov 6, 12:48 AM CST | Flash Flood Warning | HGX | Austin, Burleson, Colorado, Washington | 3 hr |
| Nov 6, 1:42 AM CST | Flash Flood Warning | HGX | Madison, San Jacinto, Walker | 2 hr |
Nearby
Severe Thunderstorm Warnings in Texas, 2000Every severe thunderstorm warning 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.