Alert archive / Texas / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 29, NWS Houston/Galveston, TX
NWS Houston/Galveston, TX issued this severe thunderstorm warning at Apr 4, 1997, 8:41 PM CST for Brazos County, Texas. It was in force for 64 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
- Apr 4, 1997, 8:41 PM CST (02:41 UTC)
- Expired
- Apr 4, 1997, 9:45 PM CST
- In force
- 64 min
- Issued by
- NWS Houston/Galveston, TX
- Area
- Whole counties
County Brazos County, TX
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 4, 7:15 PM CST | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Fort Worth, TX (KFWD), launched 00:00Z, 2.7 hours before the alert went out and 259 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
- 13 J/kg
- Mixed-layer CIN
- -28 J/kg
- Mixed-layer LCL
- 577 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- -137 m²/s²
- 0-3 km storm-relative helicity
- -87 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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 Apr 4, 8:19 PM CST, 22 minutes earlier.
Area forecast discussion, Apr 4, 8:19 PM CST, 22 minutes before
SOUTHEAST TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 815 PM CST FRI APR 4 1997 FCSTS LOOK GOOD NOW. IF FRONT AND SQUALL LINE CONTINUE MOVING AT PRESENT RATE THINGS COULD END EARLIER THAN EXPECTED. HOWEVER SATELLITE INDICATES ANOTHER LINE DEVELOPING FURTHER WEST IN RESPONSE TO UPR LVL LOW KICKING OUT OF SW TX. WILL HAVE TO WAIT A FEW HOURS AND SEE HOW THINGS PROGRESS EASTWARD. LOOKS LIKE MAIN THREAT TONIGHT WITH LEADING SQUALL LINE WILL BE SEVERE WEATHER WHILE THREAT FOR HEAVY RAIN MIGHT NOT BE AS GREAT BUT WITH SATURDATED GROUND ONLY LITTLE AMOUNT OF RAIN REQUIRED. ALSO HIGH TIDES WILL KEEP BAYOUS FROM RUNNING OFF INTO GLS BAY INCRSG THREAT FOR HOU/GLS RGN. KEEP ALL WATCHES UP. 34
In the hours before
Special weather statement, Apr 4, 6:12 PM CST, 2 hours 29 minutes before
TXZ163-164-176>179-195>199-210>213-226-227-235-511-050700- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 712 PM CDT FRI APR 4 1997 THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH EFFECTIVE UNTIL 1 AM FOR PARTS OF SOUTHEAST TEXAS. THE WATCH AREA IS MAINLY NORTH AND WEST OF A LINE FROM EDNA TO HOUSTON TO LIVINGSTON. COUNTIES INCLUDED IN THE WATCH AREA INCLUDE: AUSTIN...BRAZOS...BURLESON...COLORADO...FORT BEND...GRIMES... HARRIS...HOUSTON...JACKSON...MADISON...MONTGOMERY...POLK... SAN JACINTO...TRINITY...WALKER...WALLER...WASHINGTON AND WHARTON COUNTIES INCLUDING THE ADJACENT COASTAL WATERS. ROBERTSON...MILAM AND LEON COUNTIES IN CENTRAL TEXAS ARE ALSO INCLUDED IN THIS WATCH. A SQUALL LINE AHEAD OF A COOL FRONT IN CENTRAL TEXAS WILL CONTINUE MOVING EASTWARD INTO AN UNSTABLE SOUTHEAST TEXAS AIRMASS TONIGHT. THUNDERSTORMS ALONG THE LINE ARE CAPABLE OF REACHING SEVERE LIMITS. THE MAIN THREAT OF SEVERE WEATHER WILL BE STRONG DAMAGING WINDS...LARGE HAIL...AND TORNADOES. REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORM AND TORNADO DEVELOPMENT IN AND NEAR THE WATCH AREA. PERSONS IN THIS AREA ARE URGED TO KEEP ABREAST OF THE LATEST WEATHER DEVELOPMENTS AND SHOULD BE PREPARED TO SEEK SAFE SHELTER SHOULD THREATENING WEATHER APPROACH YOUR AREA. MARINERS CAN EXPECT STRONG SOUTHERLY WINDS IN ADVANCE OF THE COLD FRONT TO SHIFT TO THE WEST AND NORTHWEST AS THE LINE PASSES THROUGH THE REGION. STAY TUNED TO NOA WEATHER RADIO...LOCAL OR CABLE MEDIA OUTLETS FOR FURTHER STATEMENTS OR POSSIBLE WARNINGS.
Special weather statement, Apr 4, 7:13 PM CST, 1 hour 28 minutes before
TXZ163-164-176>179-195>199-210>213-226-227-235-511-050700- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 712 PM CDT FRI APR 4 1997 THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH EFFECTIVE UNTIL 1 AM FOR PARTS OF SOUTHEAST TEXAS. THE WATCH AREA IS MAINLY NORTH AND WEST OF A LINE FROM EDNA TO HOUSTON TO LIVINGSTON. COUNTIES INCLUDED IN THE WATCH AREA INCLUDE: AUSTIN...BRAZOS...BURLESON...COLORADO...FORT BEND...GRIMES... HARRIS...HOUSTON...JACKSON...MADISON...MONTGOMERY...POLK... SAN JACINTO...TRINITY...WALKER...WALLER...WASHINGTON AND WHARTON COUNTIES INCLUDING THE ADJACENT COASTAL WATERS. ROBERTSON...MILAM AND LEON COUNTIES IN CENTRAL TEXAS ARE ALSO INCLUDED IN THIS WATCH. A SQUALL LINE AHEAD OF A COOL FRONT IN CENTRAL TEXAS WILL CONTINUE MOVING EASTWARD INTO AN UNSTABLE SOUTHEAST TEXAS AIRMASS TONIGHT. THUNDERSTORMS ALONG THE LINE ARE CAPABLE OF REACHING SEVERE LIMITS. THE MAIN THREAT OF SEVERE WEATHER WILL BE STRONG DAMAGING WINDS...LARGE HAIL...AND TORNADOES. REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR SEVERE THUNDERSTORM AND TORNADO DEVELOPMENT IN AND NEAR THE WATCH AREA. PERSONS IN THIS AREA ARE URGED TO KEEP ABREAST OF THE LATEST WEATHER DEVELOPMENTS AND SHOULD BE PREPARED TO SEEK SAFE SHELTER SHOULD THREATENING WEATHER APPROACH YOUR AREA. MARINERS CAN EXPECT STRONG SOUTHERLY WINDS IN ADVANCE OF THE COLD FRONT TO SHIFT TO THE WEST AND NORTHWEST AS THE LINE PASSES THROUGH THE REGION. STAY TUNED TO NOA WEATHER RADIO...LOCAL OR CABLE MEDIA OUTLETS FOR FURTHER STATEMENTS OR POSSIBLE WARNINGS.
The office that day
Everything else NWS Houston/Galveston, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 4, 7:50 PM CST | Tornado Warning | HGX | Burleson | 55 min |
| Apr 4, 10:55 PM CST | Flash Flood Warning | HGX | Houston | 2 hr |
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.