Alert archive / Texas / Flash Flood Warnings in 1997
Flash Flood Warning 60, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this flash flood warning at Jun 10, 1997, 10:14 AM CDT for Burleson County, Washington County, Texas. It was in force for 2 hr. 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 10, 1997, 10:14 AM CDT (15:14 UTC)
- Expired
- Jun 10, 1997, 12:15 PM CDT
- In force
- 2 hr
- Issued by
- NWS Houston/Galveston, TX
- Area
- Whole counties
Counties Burleson County, TX, Washington County, TX
The nearest sounding before it
Fort Worth, TX (KFWD), launched 12:00Z, 3.2 hours before the alert went out and 285 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
- 109 J/kg
- Mixed-layer CIN
- -131 J/kg
- Mixed-layer LCL
- 723 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- -9 m²/s²
- 0-3 km storm-relative helicity
- -8 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KHOU 101519 FFWHOU TXC051-477-101715- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 1014 AM CDT TUE JUN 10 1997 THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 1215 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTHEAST TEXAS ...BURLESON COUNTY...WASHINGTON COUNTY AT 1014 AM...RADAR ESTIMATES INDICATE UP TO 3 INCHES RAINFALL IN PORTIONS OF BURLESON AND WASHINGTON COUNTIES. ADDITIONAL RAINFALL IS LIKELY FOR THE NEXT 2 HOURS. WITH AREA GROUNDS ALREADY SATURATED... ADDITIONAL RUNOFF WILL CAUSE MORE STREET FLOODING AND CAUSE AREA CREEKS AND STREAMS TO RISE QUICKLY. BURLESON SHERIFF REPORTED WATER COVERING LOW LYING ROADWAYS ALONG HIGHWAY 36 NEAR SOMERVILLE. MOST DEATHS IN FLASH FLOODING OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR UNDERPASSES IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. &
What forecasters said that day
The local office's own words before this flash flood 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 flash flood warning went out at Jun 10, 9:40 AM CDT, 34 minutes earlier.
Area forecast discussion, Jun 10, 9:40 AM CDT, 34 minutes before
SOUTHEAST TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 939 AM CDT TUE JUN 10 1997 OUTFLOW BOUNDARY HAS MADE IT THROUGH IAH TO NEAR BRENHAM. THUNDERSTORMS MOVING TO THE SOUTHEAST AT AROUND 15 MPH WITH ONE CELL NEAR THE INTERSECTION OF OUTFLOWS IN WALLER COUNTY MOVING SOUTHEAST WITH A DEEP BUT WEAKENING MESOCYCLONE WILL BE WATCHING THIS STORM FOR REDEVELOPMENT. MOISTURE CONVERGENCE AXIS NOTED IN VIS SATEL MOVING ONSHORE THROUGH BRAZORIA COUNTY. 12Z SOUNDING AT HGX SHOWS A CAPE OF AROUND 2000...2600 MODIFIED FOR NOONTIME HEATING...PW 1.75/K INDEX OF 32 WITH WEAK WNW MID LEVEL FLOW DEVELOPING THIS WOULD FAVOR A HEAVY RAIN EVENT THIS AFTERNOON. WILL HOLD OFF ON FLASH FLOOD WATCH FOR THE TIME BEING. WILL ALTER PREV PACKAGE SIGNIFICANTLY BASED ON CURRENT TREND AND THIS EVENING AND INCLUDE LOCALLY HEAVY RAINFALL POSSIBLE THIS AFTERNOON AND EVENING FOR THE CENTRAL AND COAST TIER OF COUNTIES. PRELIMS... CLL EBBBB 081/068 090/072 090 4232 IAH CBBB 082/070 090/073 091 8532 GLS CBBB 084/075 087/077 088 8532
In the hours before
Special weather statement, Jun 10, 4:22 AM CDT, 5 hours 52 minutes before
TXZ176>179-195>200-210>214-226-227-235>238-511-513-102125- SEVERE WEATHER AND HEAVY RAINFALL OUTLOOK NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 422 AM CDT TUE JUN 10 1997 A SLIGHT CHANCE FOR SEVERE THUNDERSTORMS EXISTS OVER MUCH OF SOUTHEAST TEXAS TODAY. THE SLIGHT RISK AREA IS ALONG AND EAST OF A LINE FROM GALVESTON TO HUNTSVILLE TO APPLE SPRINGS IN EASTERN TRINITY COUNTY. THERE IS ALSO THE CHANCE FOR HEAVY RAINFALL OVER ALL OF SOUTHEAST TEXAS. THUNDERSTORMS WERE OCCURRING EARLY THIS MORNING ALONG AND SOUTH OF A STATIONARY FRONT OVER NORTH TEXAS. THIS LINE OF STORMS WILL DRIFT SOUTHWARD INTO THE NORTHERN PORTIONS OF SOUTHEAST TEXAS THIS MORNING. SOME OF THESE STORMS MAY BECOME SEVERE WITH LARGE HAIL AND STRONG WINDS IN EXCESS OF 55 MILES AN HOUR. THESE STORMS WILL ALSO PRODUCE LOCALLY HEAVY RAINFALL. OUTFLOWS FROM THESE STORMS WILL THEN INTERACT WITH THE SEABREEZE FRONT NEAR THE COAST LATER TODAY AND WITH A WEAK UPPER LEVEL DISTURBANCE ALOFT. THIS COMBINATION WILL THEN LEAD TO THE GENERATION OF MORE SHOWERS AND THUNDERSTORMS ACROSS SOUTHEAST TEXAS. MOISTURE LEVELS ACROSS THE AREA WILL CONTINUE QUITE HIGH AS THE SOUTHEAST SURFACE WINDS MOVE OVER THE REGION FROM THE GULF. HOWEVER UPPER LEVEL WINDS OVER THE AREA WILL BE LIGHT. THUS...ANY STORMS THAT DO DEVELOP LATER TODAY WILL BE SLOW MOVING AND PRODUCING LOCALLY HEAVY RAINFALL. RAINFALL FROM THUNDERSTORMS WILL AVERAGE 1/2 TO 1 INCH THROUGH EARLY THIS EVENING. ISOLATED HIGHER AMOUNTS OF 2 TO 4 INCHES ARE POSSIBLE. MARINERS SHOULD BE ALERT TO THUNDERSTORM DEVELOPMENT OVER THE BAYS AND COASTAL WATERS TODAY. THESE THUNDERSTORMS WILL LIKELY PRODUCE STRONG GUSTY WINDS IN EXCESS OF 35 KNOTS...HEAVY DOWNPOURS... FREQUENT CLOUD TO WATER LIGHTNING...AND BRIEF WATERSPOUTS. MARINERS AND OPERATORS OF SMALL CRAFT SHOULD BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS AND MOVE TO PORT IF THUNDERSTORMS APPROACH. STAY TUNED TO NOAA WEATHER RADIO FOR LATER STATEMENTS AND UPDATES.
Special weather statement, Jun 10, 4:23 AM CDT, 5 hours 51 minutes before
TXZ176>179-195>200-210>214-226-227-235>238-511-513-102125- SEVERE WEATHER AND HEAVY RAINFALL OUTLOOK NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 422 AM CDT TUE JUN 10 1997 A SLIGHT CHANCE FOR SEVERE THUNDERSTORMS EXISTS OVER MUCH OF SOUTHEAST TEXAS TODAY. THE SLIGHT RISK AREA IS ALONG AND EAST OF A LINE FROM GALVESTON TO HUNTSVILLE TO APPLE SPRINGS IN EASTERN TRINITY COUNTY. THERE IS ALSO THE CHANCE FOR HEAVY RAINFALL OVER ALL OF SOUTHEAST TEXAS. THUNDERSTORMS WERE OCCURRING EARLY THIS MORNING ALONG AND SOUTH OF A STATIONARY FRONT OVER NORTH TEXAS. THIS LINE OF STORMS WILL DRIFT SOUTHWARD INTO THE NORTHERN PORTIONS OF SOUTHEAST TEXAS THIS MORNING. SOME OF THESE STORMS MAY BECOME SEVERE WITH LARGE HAIL AND STRONG WINDS IN EXCESS OF 55 MILES AN HOUR. THESE STORMS WILL ALSO PRODUCE LOCALLY HEAVY RAINFALL. OUTFLOWS FROM THESE STORMS WILL THEN INTERACT WITH THE SEABREEZE FRONT NEAR THE COAST LATER TODAY AND WITH A WEAK UPPER LEVEL DISTURBANCE ALOFT. THIS COMBINATION WILL THEN LEAD TO THE GENERATION OF MORE SHOWERS AND THUNDERSTORMS ACROSS SOUTHEAST TEXAS. MOISTURE LEVELS ACROSS THE AREA WILL CONTINUE QUITE HIGH AS THE SOUTHEAST SURFACE WINDS MOVE OVER THE REGION FROM THE GULF. HOWEVER UPPER LEVEL WINDS OVER THE AREA WILL BE LIGHT. THUS...ANY STORMS THAT DO DEVELOP LATER TODAY WILL BE SLOW MOVING AND PRODUCING LOCALLY HEAVY RAINFALL. RAINFALL FROM THUNDERSTORMS WILL AVERAGE 1/2 TO 1 INCH THROUGH EARLY THIS EVENING. ISOLATED HIGHER AMOUNTS OF 2 TO 4 INCHES ARE POSSIBLE. MARINERS SHOULD BE ALERT TO THUNDERSTORM DEVELOPMENT OVER THE BAYS AND COASTAL WATERS TODAY. THESE THUNDERSTORMS WILL LIKELY PRODUCE STRONG GUSTY WINDS IN EXCESS OF 35 KNOTS...HEAVY DOWNPOURS... FREQUENT CLOUD TO WATER LIGHTNING...AND BRIEF WATERSPOUTS. MARINERS AND OPERATORS OF SMALL CRAFT SHOULD BE ALERT TO RAPIDLY CHANGING WEATHER CONDITIONS AND MOVE TO PORT IF THUNDERSTORMS APPROACH. STAY TUNED TO NOAA WEATHER RADIO FOR LATER STATEMENTS AND UPDATES.
The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 10, 4:46 AM CDT | Severe Thunderstorm Warning | HGX | Houston | 59 min |
| Jun 10, 5:12 AM CDT | Flash Flood Warning | HGX | Houston | 63 min |
| Jun 10, 5:12 AM CDT | Severe Thunderstorm Warning | HGX | Houston | 63 min |
| Jun 10, 5:31 AM CDT | Severe Thunderstorm Warning | HGX | Trinity | 59 min |
| Jun 10, 5:50 AM CDT | Severe Thunderstorm Warning | HGX | Madison | 55 min |
| Jun 10, 6:08 AM CDT | Severe Thunderstorm Warning | HGX | Polk, San Jacinto | 67 min |
| Jun 10, 6:25 AM CDT | Flash Flood Warning | HGX | Houston | 2 hr |
Nearby
Flash Flood Warnings in Texas, 1997Every flash flood warning in 1997
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.