Alert archive / Texas / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 43, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this severe thunderstorm warning at Jun 16, 2002, 4:46 AM CDT for Austin County, Waller County, Texas. It was in force for 59 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 16, 2002, 4:46 AM CDT (09:46 UTC)
- Expired
- Jun 16, 2002, 5:45 AM CDT
- In force
- 59 min
- Issued by
- NWS Houston/Galveston, TX
- Area
- Counties, with a storm outline in the text
Counties Austin County, TX, Waller County, TX
Did it verify
Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this severe thunderstorm warning while it was in force. That is not proof nothing happened: reports are thin where few people live.
Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 16, 3:30 AM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 00:00Z, 9.8 hours before the alert went out and 278 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
- 1721 J/kg
- Mixed-layer CIN
- -52 J/kg
- Mixed-layer LCL
- 1410 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 26 m²/s²
- 0-3 km storm-relative helicity
- 37 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 1.5
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS54 KHGX 160946 SVRHOU TXC015-473-161045- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 445 AM CDT SUN JUN 16 2002 THE NATIONAL WEATHER SERVICE HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... WALLER COUNTY IN SOUTHEAST TEXAS AUSTIN COUNTY IN SOUTHEAST TEXAS * UNTIL 545 AM CDT * AT 440 AM CDT...DOPPLER RADAR INDICATED AN AREA OF SEVERE THUNDERSTORMS EXTENDING FROM SOUTHERN BRAZOS COUNTY TO WEST OF BRENHAM...MOVING SOUTHEAST AT 40 MPH. * LOCATIONS IN THE PATH OF THE SEVERE THUNDERSTORM INCLUDE... HEMPSTEAD...BELLVILLE PINE ISLAND...PRAIRIE VIEW...CAT SPRING MONAVILLE SAN FELIPE...SEALY PATTISON...WADSWORTH MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. STAY AWAY FROM WINDOWS. WIND GUSTS ABOVE 55 MPH...FREQUENT LIGHTNING...VERY HEAVY RAIN AND HAIL CAN BE EXPECTED. THE STORMS CAUSED TREE DAMAGE IN BRAZOS AND BURLESON COUNTIES EARLIER. 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 3021 9599 3004 9657 2966 9612 2982 9586
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 16, 3:49 AM CDT, 57 minutes earlier.
Area forecast discussion, Jun 16, 3:49 AM CDT, 57 minutes before
SOUTHEAST TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
345 AM CDT SUN JUN 16 2002
MCS APPROACHING NRN ZONES ATTM AND WILL MOVE ACROSS SE TX NEXT FEW
HOURS. PER SFC ANALYSIS...SYSTEM IS MOVING INTO INCREASINGLY MOIST
AIRMASS AND IR IMAGERY SHOWS COOLING CLOUD TOPS OVER CENTRAL TX. PER
COORDINATION CALL WITH SPC...SEVERE THUNDERSTORM WATCH WILL BE
ISSUED FOR ENTIRE CWA UNTIL 13Z. DAMAGING WINDS APPEAR TO THE THE
PRIMARY SEVERE THREAT. BASED ON CURRENT MOVEMENT OF MCS...EXPECT
STORMS WILL OFF THE UPPER COAST BY WATCH EXPIRATION.
00Z MODELS...ESPECIALLY AVN...HAVE POORLY HANDLED LOCATION/MOVEMENT
OF MCS VORT ACROSS TEXAS TONIGHT...SO NOT CONFIDENT WITH THEIR
SOLUTIONS LATER TODAY/TONIGHT. SHOULD SEE A LITTLE CLEARING THIS
AFTN IN WAKE OF SYSTEM. LEFTOVER OUTFLOW BOUNDARIES COULD SERVE AS
FOCUS FOR ADDITIONAL SCATTERED CONVECTIVE DEVELOPMENT THIS AFTERNOON
AND EVENING. GIVEN STEEP LAPSE RATES AND STRONGER MID LEVEL WINDS IN
PLACE...WILL KEEP MENTION OF SEVERE IN FCST THROUGH THIS EVENING.
WEAK COLD FRONT PUSHES ACROSS SE TX LATE TNGT/MONDAY BRINGING IN
SLIGHTLY DRIER AIRMASS. WILL STICK WITH 00Z ETA WHICH STALLS FRONT
ALONG COAST MONDAY MORNING BEFORE SEABREEZE KICKS IN DURING THE
AFTERNOON. PWS DROP TO AROUND 1.4 INCHES MONDAY BUT WITH ACTIVE
SEABREEZE EXPECTED WILL LEAVE CHANCE POPS IN FOR CENTRAL
ZONES/COAST. LONG RANGE MODELS IN AGREEMENT ON 500 MB SHEAR AXIS
DEVELOPING OVER CENTRAL GULF COAST BY MIDWEEK. THIS FEATURE SLIDES
SLOWLY WESTWARD...REACHING SE TX THU/FRI. WILL UP POPS TO CHANCE
CATEGORY AGAIN THU/FRI AS PWS CLIMB BACK UP TO AROUND 1.6-1.7
INCHES. EXPECT SEASONABLE TEMPS FOR THE EXTENDED PERIOD.
35/46
.HGX...SEVERE THUNDERSTORM WATCH ENTIRE CWA UNTIL 13Z.
SCA ALL WATERS FOR TODAY.
PRELIMS...
CLL EB 087/066 093/070 093 732
IAH EB 087/068 091/070 091 733
GLS EB 085/075 088/078 088 733In the hours before
Special weather statement, Jun 16, 3:22 AM CDT, 1 hour 24 minutes before
TXZ163-164-176>179-195>200-210>214-226-227-235>238-161300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 322 AM CDT SUN JUN 16 2002 ...SEVERE THUNDERSTORM WATCH FOR ALL OF SOUTHEAST TEXAS UNTIL 800 AM... THE STORM PREDICTION CENTER HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR ALL OF SOUTHEAST TEXAS UNTIL 800 AM THIS MORNING. SHOWERS AND THUNDERSTORMS WILL MOVE RAPIDLY SOUTH ACROSS THE REGION THIS MORNING. THE LEADING EDGE OF THIS AREA OF SHOWERS AND THUNDERTORMS HAS THE POTENTIAL TO PRODUCE DAMAGING WINDS 55 MPH OR HIGHER AS WELL AS FREQUENT LIGHTNING AND VERY HEAVY RAIN. LARGE HAIL IS ALSO POSSIBLE. A STRONG UPPER LEVEL DISTURBANCE IS MOVING ACROSS THE AREA AT THIS TIME. THIS COMBINED WITH AN UNSTABLE ATMOSPHERE IS CAUSING THE SEVERE WEATHER POTENTIAL. THERE IS POTENTIAL FOR ADDITIONAL SEVERE STORMS THIS AFTERNOON. STAY TUNED TO NOAA WEATHER RADIO AND LOCAL MEDIA FOR THE LATEST UPDATES AND WARNINGS FROM 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 |
|---|---|---|---|---|
| Jun 16, 4:04 AM CDT | Severe Thunderstorm Warning | HGX | Brazos, Burleson | 41 min |
| Jun 16, 4:29 AM CDT | Severe Thunderstorm Warning | HGX | Washington | 46 min |
| Jun 16, 4:31 AM CDT | Severe Thunderstorm Warning | HGX | Grimes, Walker | 44 min |
| Jun 16, 5:22 AM CDT | Severe Thunderstorm Warning | HGX | Montgomery | 38 min |
| Jun 16, 5:50 AM CDT | Severe Thunderstorm Warning | HGX | Harris | 40 min |
| Jun 16, 5:55 AM CDT | Severe Thunderstorm Warning | HGX | Fort Bend | 50 min |
| Jun 16, 6:30 AM CDT | Severe Thunderstorm Warning | HGX | Harris | 45 min |
| Jun 16, 6:31 AM CDT | Severe Thunderstorm Warning | HGX | Brazoria | 29 min |
| Jun 16, 6:37 AM CDT | Special Marine Warning | HGX | 83 min | |
| Jun 16, 7:27 AM CDT | Special Marine Warning | HGX | 93 min | |
| Jun 16, 7:27 AM CDT | Special Marine Warning | HGX | 93 min | |
| Jun 16, 9:05 AM CDT | Special Marine Warning | HGX | 40 min |
Nearby
Severe Thunderstorm Warnings in Texas, 2002Every severe thunderstorm warning in 2002
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.