Alert archive / Texas / Flash Flood Warnings in 1997
Flash Flood Warning 61, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this flash flood warning at Jun 14, 1997, 3:02 AM CDT for Houston County, Texas. It was in force for 118 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 14, 1997, 3:02 AM CDT (08:02 UTC)
- Expired
- Jun 14, 1997, 5:00 AM CDT
- In force
- 118 min
- Issued by
- NWS Houston/Galveston, TX
- Area
- Whole counties
County Houston County, TX
The radar
The Shreveport radar (KSHV), 195 km from the middle of the area, began a volume at 08:04 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
Shreveport, LA (KSHV), launched 00:00Z, 8.0 hours before the alert went out and 204 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
- 3531 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 1065 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 9 m²/s²
- 0-3 km storm-relative helicity
- 39 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 2.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KHOU 140802 FFWHOU TXC225-141000- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 302 AM CDT SAT JUN 14 1997 THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 500 AM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTHEAST TEXAS ...HOUSTON COUNTY WEATHER RADAR AND SPOTTER REPORTS INDICATED A SEVERE THUNDERSTORM PRODUCING HEAVY RAINFALL OVER NORTH HOUSTON COUNTRY AT 255 AM. THE SHERRIF DEPARTMENT REPORTED 1.27 INCHES OF RAINFALL IN GRAPELAND. FLOODING WAS REPORTED ON US HIGHWAY 287 AND ALSO IN THE CITY OF GRAPELAND. RADAR INDICATED RAINFALL RATES OF UP TO 2 INCHES PER HOUR WITH THIS THUNDERSTORM. THE STORM WAS MOVING SOUTH AT 25 TO 30 MILES AN HOUR AND WILL AFFECT THE CROCKETT...KENNARD...AND RATCLIFF AREAS BY 315 AM. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED...ACT QUICKLY. MOVE UP TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING. &
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 14, 2:43 AM CDT, 19 minutes earlier.
Area forecast discussion, Jun 14, 2:43 AM CDT, 19 minutes before
SOUTHEAST TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 240 AM CDT SAT JUN 14 1997 AM CLOSELY WATCHING THE STG TSTMS OVR ANDERSON COUNTY THAT ARE MOVG INTO HOUSTON COUNTY. SFC MSTR CONV INTO THE NRN COUNTIES ALONG WITH LI/S OF -10. WL NEED TO DO A FCST UPDATE FOR THE COUNTIES N OF A CLL TO LIVINGSTON LINE TO UP POPS TO THE 30 PCNT RANGE FOR THE REST OF THE NGT. FOR THE 4 AM FCST...H5 CUTOFF LOW OVR SRN NV AT 00Z LOOKS TO MOV A BIT FURTHER S THAN THE MDLS HAVE INDICATED OVR THE PAST TWO NGTS. UPSTREAM RDGG ALSO HINTS THAT...AND IF IT DOES HAPPEN THE STNRY BNDRY OVR NE TX MAY SAG A BIT FURTHER S GIVING SETX SOME CHCS FOR PCPN AT LEAST BY SUN. IT APPEARS THAT TDY AND TONIGHT WL BE ANOTHER WARM AND PCPN FREE PD...XCP FOR PERHAPS TONIGHT OVR THE FAR NRN AREAS AGAIN. THEN ON SUN A STG S/W APRCHS FM THE HILL COUNTRY. H8 WNDS BCM SRLY BY THAT TIME AS WELL...SO WL INCLUDE POPS DURG THE 3RD AND 4TH PDS FOR ALL OtF THE FA. ANY STRMS THAT DEVELOP IN THE 2ND PD OVR THE N WL CONTAIN HVY RNFL AS WELL. 40 PRELIMS... CLL BBBB 093/074 094/074 -223 IAH BBBB 094/074 094/075 0-22 GLS BABB 088/079 089/080 0-22
In the hours before
Special weather statement, Jun 13, 9:31 PM CDT, 5 hours 31 minutes before
TXZ163-164-140800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 931 PM CDT FRI JUN 13 1997 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PARTS OF SOUTHEAST TEXAS NORTH OF A LINE FROM GROVETON TO CROCKETT THROUGH 3 AM... ...COUNTIES IN THE WATCH AREA ARE HOUSTON AND TRINITY. THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH UNTIL 3 AM FOR A SMALL PORTION OF SOUTHEAST TEXAS. A VERY WARM AND MOIST AIRMASS REMAINS IN PLACE OVER SOUTHEAST TEXAS TONIGHT THIS COMBINED WITH THUNDERSTORMS IN NORTHEAST TEXAS THAT HAVE PUSHED COOL OUTFLOWS INTO THE AREA WILL CONTINUE THE THREAT OF SEVERE WEATHER FOR PORTIONS OF THE AREA. THUNDERSTORMS MAY DEVELOP NEAR THESE COOL OUTFLOWS BRINGING THE THREAT OF STRONG DAMAGING WINDS AND LARGE HAIL...IN ADDITION VERY HEAVY RAIN WILL EXSIST AS THESE LARGE STORMS WILL BE SLOW MOVING WITH THE POSSIBILITY OF A SERIES OF STORMS MOVING OVER THE SAME AREA. REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS THAT SEVERE WEATHER IS POSSIBLE IN AND NEAR THE WATCH AREA. BE READY TO MOVE TO SHELTER IF A WARNING IS ISSUED FOR YOUR AREA. STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR THE LATEST WEATHER INFORMATION.
Special weather statement, Jun 13, 9:33 PM CDT, 5 hours 29 minutes before
TXZ163-164-140800- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 931 PM CDT FRI JUN 13 1997 ...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PARTS OF SOUTHEAST TEXAS NORTH OF A LINE FROM GROVETON TO CROCKETT THROUGH 3 AM... ...COUNTIES IN THE WATCH AREA ARE HOUSTON AND TRINITY. THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH UNTIL 3 AM FOR A SMALL PORTION OF SOUTHEAST TEXAS. A VERY WARM AND MOIST AIRMASS REMAINS IN PLACE OVER SOUTHEAST TEXAS TONIGHT THIS COMBINED WITH THUNDERSTORMS IN NORTHEAST TEXAS THAT HAVE PUSHED COOL OUTFLOWS INTO THE AREA WILL CONTINUE THE THREAT OF SEVERE WEATHER FOR PORTIONS OF THE AREA. THUNDERSTORMS MAY DEVELOP NEAR THESE COOL OUTFLOWS BRINGING THE THREAT OF STRONG DAMAGING WINDS AND LARGE HAIL...IN ADDITION VERY HEAVY RAIN WILL EXSIST AS THESE LARGE STORMS WILL BE SLOW MOVING WITH THE POSSIBILITY OF A SERIES OF STORMS MOVING OVER THE SAME AREA. REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS THAT SEVERE WEATHER IS POSSIBLE IN AND NEAR THE WATCH AREA. BE READY TO MOVE TO SHELTER IF A WARNING IS ISSUED FOR YOUR AREA. STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION FOR THE LATEST WE:ATHER INFORMATION.
The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 14, 2:26 AM CDT | Severe Thunderstorm Warning | HGX | Houston | 64 min |
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; radar from the NEXRAD Level II archive.