Alert archive / Texas / Severe Thunderstorm Warnings in 2000
Severe Thunderstorm Warning 104, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this severe thunderstorm warning at Jun 19, 2000, 2:29 PM CDT for Waller County, Washington County, Texas. It was in force for 46 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jun 19, 2000, 2:29 PM CDT (19:29 UTC)
- Expired
- Jun 19, 2000, 3:15 PM CDT
- In force
- 46 min
- Issued by
- NWS Houston/Galveston, TX
- Area
- Whole counties
Counties Waller County, TX, Washington County, TX
The radar
The Houston radar (KHGX), 129 km from the middle of the area, began a volume at 19:32 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.
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 12:00Z, 7.5 hours before the alert went out and 287 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
- 1444 J/kg
- Mixed-layer CIN
- -5 J/kg
- Mixed-layer LCL
- 691 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- -81 m²/s²
- 0-3 km storm-relative helicity
- -60 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KHGX 191930 SVRHOU TXC473-477-192015- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 229 PM CDT MON JUN 19 2000 THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON TX HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WALLER COUNTY IN SOUTHEAST TEXAS WASHINGTON COUNTY IN SOUTHEAST TEXAS * UNTIL 315 PM CDT * AT 224 PM CDT...DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 5 MILES WEST OF HEMPSTEAD...MOVING NORTH AT 15 MPH. * LOCATIONS IN THE PATH OF THE SEVERE THUNDERSTORM INCLUDE... AREAS NEAR THE BRAZOS RIVER...INCLUDING THE TOWN OF WASHINGTON. 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 Jun 19, 9:15 AM CDT, 5 hours 14 minutes earlier.
Area forecast discussion, Jun 19, 9:15 AM CDT, 5 hours 14 minutes before
SOUTHEAST TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 915 AM CDT MON JUN 19 2000 ONLY MINOR ADJUSTMENTS FOR THE MORNING UPDATE. GOOD DEAL OF SUNSHINE OVR THE CWA TO START THE DAY. RAOBS SHOW THAT AIRMASS...AT LEAST AT LCH...HAS DRIED JUST A TAD VERSUS YESTERDAY. STILL HEALTHY PW VALUES HOWEVER...AVERAGING 1.8" OVR AREA. CAPES ARE IN THE 4500 BALLPARK AT CRP AND LCH. DEWPTS CONT IN THE M/U70S. CRP SHOWS NO CAP THIS MORNING AS THEY DID YESTERDAY...SO HOPEFULLY ACTIVITY WONT WAIT UNTIL LATE AFTN TO REALLY GET GOING AS WAS THE CASE YDY. LIKE THE LAST FEW DAYS...NO LARGE TRIGGERING MECHANISM TO ACT AS A FOCUS...SO FEEL BLANKETING CHC POPS OVR THE AREA THE BEST WAY TO GO WITH DIFFERENTIAL HEATING THE MAIN SOURCE FOR IGNITION. SINCE SKIES WERE SKC-SCT EARLY...SEABREEZE FNT CUD BE MORE OF A FACTOR TDA. RADAR INDC ACTIVITY OVR GULF MVG NWD TWD SRN ZONES...WITH SLIGHTLY HIER COVERAGE SW. WILL LEAVE SLGTLY HIER POPS THERE IN PLACE. WILL NOTCH INLAND WINDS UP TO ARND 10. OTRW NO REAL CHGS THIS MORNING. TEMPS IN LINE WITH MOS/CURR ZFP SO FAR. MIGHT NUDGE COASTAL ZONES UP A TAD GIVEN MAXES YDY. ALLS QUIET ON THE MARINE SIDE. NO FLAGS. .KHGX...NONE. 46/43/D PRELIMS... CLL BB 092/074 092/074 093 423 IAH BB 091/074 091/075 091 423 GLS BB 089/080 089/080 088 423
The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 19, 2:09 PM CDT | Severe Thunderstorm Warning | HGX | Montgomery | 51 min |
| Jun 19, 3:56 PM CDT | Severe Thunderstorm Warning | HGX | Madison | 49 min |
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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.