Alert archive / Texas / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 113, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this severe thunderstorm warning at May 28, 1997, 4:38 PM CDT for Jackson County, Matagorda County, Wharton County, Texas. It was in force for 67 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
- May 28, 1997, 4:38 PM CDT (21:38 UTC)
- Expired
- May 28, 1997, 5:45 PM CDT
- In force
- 67 min
- Issued by
- NWS Houston/Galveston, TX
- Area
- Whole counties
Counties Jackson County, TX, Matagorda County, TX, Wharton County, TX
The radar
The Houston radar (KHGX), 126 km from the middle of the area, began a volume at 21:39 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 28, 3:30 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Corpus Christi, TX (KCRP), launched 12:00Z, 9.6 hours before the alert went out and 176 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
- 54 J/kg
- Mixed-layer CIN
- -412 J/kg
- Mixed-layer LCL
- 1504 m above ground
- 0-6 km bulk shear
- 6 kt
- 0-1 km storm-relative helicity
- 11 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.
582 WUUS1 KHOU 282140 RRA SVRHOU TXC481-239-321-282245- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 438 PM CDT WED MAY 28 1997 THE NATIONAL WEATHER SERVICE IN HOUSTON/GALVESTON HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 545 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN SOUTH CENTRAL TEXAS ...WHARTON COUNTY IN SOUTHEAST TEXAS ...JACKSON COUNTY...MATAGORDA COUNTY WEATHER RADAR AT 435 PM INDICATED A SEVERE THUNDERSTORM OVER BLESSING MOVING NORTHWEST AT 5 MILES AN HOUR. A SECOND SEVERE THUNDERSTORM WAS LOCATED 5 MILES EAST OF SPEAKS MOVING WEST AT 5 MILES AN HOUR. BOTH OF THESE STORMS ARE LIKELY ACCOMPANIED BY LARGE HAIL AND POSSIBLY STRONG WINDS. THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND VERY HEAVY RAIN. IF CAUGHT OUTSIDE... MOVE TO A SHELTER... PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.
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 May 28, 2:19 PM CDT, 2 hours 19 minutes earlier.
Area forecast discussion, May 28, 2:19 PM CDT, 2 hours 19 minutes before
SOUTHEAST TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 215 PM CDT WED MAY 28 1997 QUITE BUSY SHIFT W/STRONG CONVECTION FIRING UP OVR MUCH OF FA DUE TO STRONG SURFACE MOISTURE CONV OVR HOU/GLS AREA W/OUTFLOW BOUNDARIES. WEAK FNTL BOUNDARY PROGGED BY ETA TO SLOWLY SAG SWD AND BECOME DIFFUSE BY THU NITE. MN RHS SHOWING HI VALUES SHIFTING GRAD EWD TOWARDS NW GULF LATER THU INTO FRI. 850 MB THETA-E RIDGE ALSO SHIFTING GRAD SEWD TO NW GULF. MID/HI LVL FLOW SHOWS TROF MOVING TO E/NE OF FA W/FLOW BECOMING MORE W/NWLY FRI. HOWEVER...SHEAR AXIS (700 MB) S OF MN UPPER LVL TROF SHOWN BY ETA BEING LEFT BEHIND AS SHOWN W/MID LVL LOW (ALBEIT WEAK) JUST OFF CRP BY FRI. LOOKS LIKE BEST CHANCES OF PCPN OCCURING NOW AND DURING EVE HOURS...W/NOS GOING DOWN DURING. PERHAPS MENTION OF MAINLY EVE TSTMS/SHOWERS 1ST PD. COASTAL ZNS SHOULD HAVE HIGHEST POPS TOMORROW AS BOUNDARY SHIFTS TO THAT AREA. PRELIMS CLL EBBB 65/89 68/89 3222 IAH EBBB 67/88 69/89 4322 GLS EEBB 77/85 76/85 4432 42/37
In the hours before
Special weather statement, May 28, 10:57 AM CDT, 5 hours 41 minutes before
TXZ176>179-195>200-210>214-226-227-235>238-511-513-282300- SEVERE WEATHER AND HEAVY RAINFALL OUTLOOK NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 1057 AM CDT WED MAY 28 1997 ...SOUTHEAST TEXAS UNDER A SLIGHT RISK FOR SEVERE THUNDERSTORMS TODAY... ALL OF SOUTHEAST TEXAS IS UNDER A SLIGHT RISK FOR SEVERE THUNDERSTORMS THROUGH THIS AFTERNOON. THIS SLIGHT RISK AREA INCLUDES THE BRYAN-COLLEGE STATION...HOUSTON...AND GALVESTON AREAS. A STATIONARY FRONT REMAINS TO THE NORTH AND NORTHWEST OF SOUTHEAST TEXAS. THE ATMOSPHERE ACROSS SOUTHEAST TEXAS AHEAD OF THE FRONT IS VERY MOIST AND UNSTABLE. AS A RESULT...SHOWERS AND THUNDERSTORMS WILL CONTINUE TO DEVELOP TODAY...AND SOME OF THESE THUNDERSTORMS MAY BECOME SEVERE. THE GREATEST SEVERE WEATHER THREAT WILL BE LARGE HAIL AND DAMAGING WINDS. SEVERAL WATERSPOUTS HAVE BEEN REPORTED BY THE COAST GUARD OVER GALVESTON BAY THIS MORNING. RESIDENTS ACROSS SOUTHEAST TEXAS SHOULD BE ALERT FOR ADDITIONAL WATERSPOUT AND POSSIBLE TORNADO FORMATION DURING THE DAY. IN ADDITION TO THE SEVERE WEATHER THREAT...LOCALLY HEAVY RAINFALL IS POSSIBLE DUE TO THE SLOW MOVEMENT OF THE SHOWERS AND THUNDERSTORMS. THE HEAVIEST RAINFALL THREAT WILL BE EAST OF A LINE FROM HUNTSVILLE TO RICHMOND TO SARGENT. THIS AREA INCLUDES THE CITIES OF HOUSTON AND GALVESTON. RAINFALL TOTALS WILL AVERAGE 1 INCH...WITH ISOLATED TOTALS BETWEEN 3 AND 4 INCHES POSSIBLE. STAY TUNED TO NOAA WEATHER RADIO OR OTHER WEATHER NEWS SOURCES FOR FURTHER UPDATES AND POSSIBLE WATCHES AND WARNINGS.
Special weather statement, May 28, 10:58 AM CDT, 5 hours 40 minutes before
TXZ176>179-195>200-210>214-226-227-235>238-511-513-282300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 1057 AM CDT WED MAY 28 1997 ...SOUTHEAST TEXAS UNDER A SLIGHT RISK FOR SEVERE THUNDERSTORMS TODAY... ALL OF SOUTHEAST TEXAS IS UNDER A SLIGHT RISK FOR SEVERE THUNDERSTORMS THROUGH THIS AFTERNOON. THIS SLIGHT RISK AREA INCLUDES THE BRYAN-COLLEGE STATION...HOUSTON...AND GALVESTON AREAS. A STATIONARY FRONT REMAINS TO THE NORTH AND NORTHWEST OF SOUTHEAST TEXAS. THE ATMOSPHERE ACROSS SOUTHEAST TEXAS AHEAD OF THE FRONT IS VERY MOIST AND UNSTABLE. AS A RESULT...SHOWERS AND THUNDERSTORMS WILL CONTINUE TO DEVELOP TODAY...AND SOME OF THESE THUNDERSTORMS MAY BECOME SEVERE. THE GREATEST SEVERE WEATHER THREAT WILL BE LARGE HAIL AND DAMAGING WINDS. SEVERAL WATERSPOUTS HAVE BEEN REPORTED BY THE COAST GUARD OVER GALVESTON BAY THIS MORNING. RESIDENTS ACROSS SOUTHEAST TEXAS SHOULD BE ALERT FOR ADDITIONAL WATERSPOUT AND POSSIBLE TORNADO FORMATION DURING THE DAY. IN ADDITION TO THE SEVERE WEATHER THREAT...LOCALLY HEAVY RAINFALL IS POSSIBLE DUE TO THE SLOW MOVEMENT OF THE SHOWERS AND THUNDERSTORMS. THE HEAVIEST RAINFALL THREAT WILL BE EAST OF A LINE FROM HUNTSVILLE TO RICHMOND TO SARGENT. THIS AREA INCLUDES THE CITIES OF HOUSTON AND GALVESTON. RAINFALL TOTALS WILL AVERAGE 1 INCH...WITH ISOLATED TOTALS BETWEEN 3 AND 4 INCHES POSSIBLE. STAY TUNED TO NOAA WEATHER RADIO OR OTHER WEATHER NEWS SOURCES FOR FURTHER UPDATES AND POSSIBLE WATCHES AND WARNINGS.
Special weather statement, May 28, 11:00 AM CDT, 5 hours 38 minutes before
TXZ176>179-195>200-210>214-226-227-235>238-511-513-282300- SEVERE WEATHER AND HEAVY RAINFALL OUTLOOK NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 1057 AM CDT WED MAY 28 1997 ...SOUTHEAST TEXAS UNDER A SLIGHT RISK FOR SEVERE THUNDERSTORMS TODAY... ALL OF SOUTHEAST TEXAS IS UNDER A SLIGHT RISK FOR SEVERE THUNDERSTORMS THROUGH THIS AFTERNOON. THIS SLIGHT RISK AREA INCLUDES THE BRYAN-COLLEGE STATION...HOUSTON...AND GALVESTON AREAS. A STATIONARY FRONT REMAINS TO THE NORTH AND NORTHWEST OF SOUTHEAST TEXAS. THE ATMOSPHERE ACROSS SOUTHEAST TEXAS AHEAD OF THE FRONT IS VERY MOIST AND UNSTABLE. AS A RESULT...SHOWERS AND THUNDERSTORMS WILL CONTINUE TO DEVELOP TODAY...AND SOME OF THESE THUNDERSTORMS MAY BECOME SEVERE. THE GREATEST SEVERE WEATHER THREAT WILL BE LARGE HAIL AND DAMAGING WINDS. SEVERAL WATERSPOUTS HAVE BEEN REPORTED BY THE COAST GUARD OVER GALVESTON BAY THIS MORNING. RESIDENTS ACROSS SOUTHEAST TEXAS SHOULD BE ALERT FOR ADDITIONAL WATERSPOUT AND POSSIBLE TORNADO FORMATION DURING THE DAY. IN ADDITION TO THE SEVERE WEATHER THREAT...LOCALLY HEAVY RAINFALL IS POSSIBLE DUE TO THE SLOW MOVEMENT OF THE SHOWERS AND THUNDERSTORMS. THE HEAVIEST RAINFALL THREAT WILL BE EAST OF A LINE FROM HUNTSVILLE TO RICHMOND TO SARGENT. THIS AREA INCLUDES THE CITIES OF HOUSTON AND GALVESTON. RAINFALL TOTALS WILL AVERAGE 1 INCH...WITH ISOLATED TOTALS BETWEEN 3 AND 4 INCHES POSSIBLE. STAY TUNED TO NOAA WEATHER RADIO OR OTHER WEATHER NEWS SOURCES FOR FURTHER UPDATES AND POSSIBLE WATCHES AND WARNINGS.
Special weather statement, May 28, 3:36 PM CDT, 1 hour 2 minutes before
TXZ210-211-226-227-235>237-290240- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 338 PM CDT WED MAY 28 1997 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR SOUTHERN PORTIONS OF SOUTHEAST TEXAS UNTIL 800 PM... THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR THE FOLLOWING SOUTHERN COUNTIES OF SOUTHEAST TEXAS... AUSTIN...FORT BEND...BRAZORIA...COLORADO...WHARTON...MATAGORDA... AND JACKSON. THUNDERSTORMS WITH A HISTORY OF PRODUCING LARGE HAIL ARE PROGRESSING FROM A BELLVILLE TO GALVESTON LINE TO THE SOUTHWEST. THESE STORMS ARE ENTERING AN UNSTABLE ATMOSPHERE AND WILL BE CAPABLE OF PRODUCING SEVERE WEATHER INCLUDING LARGE HAIL...DAMAGING WINDS...AND TORNADOES. IF ANY SEVERE WEATHER IS OBSERVED...PLEASE REPORT YOUR INFORMATION TO YOUR LOCAL LAW ENFORCEMENT OFFICE AND HAVE THEM RELAY YOUR REPORT TO THE HOUSTON/GALVESTON NATIONAL WEATHER SERVICE OFFICE. STAY TUNED TO NOAA WEATHER RADIO OR OTHER WEATHER NEWS SOURCES FOR FURTHER UPDATES AND POSSIBLE WARNINGS.
Special weather statement, May 28, 3:38 PM CDT, 1 hour before
TXZ210-211-226-227-235>237-290240- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 338 PM CDT WED MAY 28 1997 ...SEVERE THUNDERSTORM WATCH IN EFFECT FOR SOUTHERN PORTIONS OF SOUTHEAST TEXAS UNTIL 800 PM... THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH FOR THE FOLLOWING SOUTHERN COUNTIES OF SOUTHEAST TEXAS... AUSTIN...FORT BEND...BRAZORIA...COLORADO...WHARTON...MATAGORDA... AND JACKSON. THUNDERSTORMS WITH A HISTORY OF PRODUCING LARGE HAIL ARE PROGRESSING FROM A BELLVILLE TO GALVESTON LINE TO THE SOUTHWEST. THESE STORMS ARE ENTERING AN UNSTABLE ATMOSPHERE AND WILL BE CAPABLE OF PRODUCING SEVERE WEATHER INCLUDING LARGE HAIL...DAMAGING WINDS...AND TORNADOES. IF ANY SEVERE WEATHER IS OBSERVED...PLEASE REPORT YOUR INFORMATION TO YOUR LOCAL LAW ENFORCEMENT OFFICE AND HAVE THEM RELAY YOUR REPORT TO THE HOUSTON/GALVESTON NATIONAL WEATHER SERVICE OFFICE. STAY TUNED TO NOAA WEATHER RADIO OR OTHER WEATHER NEWS SOURCES FOR FURTHER UPDATES AND POSSIBLE WARNINGS.
The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 27, 7:16 PM CDT | Severe Thunderstorm Warning | HGX | Brazos, Madison | 59 min |
| May 27, 7:49 PM CDT | Severe Thunderstorm Warning | HGX | Grimes | 56 min |
| May 27, 7:57 PM CDT | Severe Thunderstorm Warning | HGX | Walker | 63 min |
| May 27, 11:22 PM CDT | Severe Thunderstorm Warning | HGX | Grimes | 53 min |
| May 27, 11:40 PM CDT | Flash Flood Warning | HGX | Grimes, Walker | 2 hr |
| May 28, 12:23 AM CDT | Severe Thunderstorm Warning | HGX | Grimes, Montgomery, Walker | 67 min |
| May 28, 12:43 AM CDT | Severe Thunderstorm Warning | HGX | Houston | 62 min |
| May 28, 10:43 AM CDT | Severe Thunderstorm Warning | HGX | Harris | 62 min |
| May 28, 11:44 AM CDT | Severe Thunderstorm Warning | HGX | Harris | 61 min |
| May 28, 12:56 PM CDT | Severe Thunderstorm Warning | HGX | Montgomery | 64 min |
| May 28, 1:48 PM CDT | Severe Thunderstorm Warning | HGX | Galveston | 57 min |
| May 28, 1:58 PM CDT | Severe Thunderstorm Warning | HGX | San Jacinto | 62 min |
| May 28, 2:18 PM CDT | Severe Thunderstorm Warning | HGX | Waller | 57 min |
| May 28, 2:52 PM CDT | Severe Thunderstorm Warning | HGX | Austin | 68 min |
| May 28, 2:59 PM CDT | Tornado Warning | HGX | Polk | 31 min |
| May 28, 3:16 PM CDT | Severe Thunderstorm Warning | HGX | Brazoria, Fort Bend | 59 min |
| May 28, 3:36 PM CDT | Tornado Warning | HGX | Brazoria, Fort Bend | 69 min |
| May 28, 5:57 PM CDT | Severe Thunderstorm Warning | HGX | Jackson | 63 min |
Nearby
Severe Thunderstorm Warnings in Texas, 1997Every severe thunderstorm 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.