This out about 80 mins ago from the NWS office in my area:

"HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
655 PM CDT WED AUG 31 2011

GMZ330-335-350-355-370-375-TXZ178-179-199-200-210>214-226-227-
235>238-011200-
AUSTIN-BRAZORIA-CHAMBERS-COLORADO-FORT BEND-GALVESTON-
GALVESTON BAY-HARRIS-JACKSON-LIBERTY-MATAGORDA-MATAGORDA BAY-
MONTGOMERY-POLK-SAN JACINTO-WALLER-
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL 20 NM TO 60 NM-
WATERS FROM FREEPORT TO THE MATAGORDA SHIP CHANNEL OUT 20 NM-
WATERS FROM HIGH ISLAND TO FREEPORT 20 TO 60 NM-
WATERS FROM HIGH ISLAND TO FREEPORT OUT 20 NM-WHARTON-
655 PM CDT WED AUG 31 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST TEXAS.

.DAY ONE...TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

A TROPICAL WAVE ENTERING THE GULF OF MEXICO IS EXPECTED TO MOVE INTO
THE NORTHERN GULF BY FRIDAY. POTENTIAL TROPICAL DEVELOPMENT AND THE
EXPECTED TRACK OF THIS WAVE REMAIN VERY UNCERTAIN...AND THIS RESULTS
IN A VERY UNCERTAIN FORECAST THAT RANGES FROM A MINIMAL IMPACT ON
OUR AREA TO A POTENTIALLY HIGH IMPACT WITH VERY HEAVY RAINFALL...STRONG
WINDS ALONG THE COAST...DANGEROUS RIP CURRENTS...COASTAL FLOODING AND
BEACH EROSION. RESIDENTS OF SOUTHEAST TEXAS ARE STRONGLY ENCOURAGED
TO MONITOR FORECAST UPDATES OVER THE NEXT SEVERAL DAYS FOR MORE
INFORMATION CONCERNING THIS DEVELOPING WEATHER SITUATION.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED."

This is more warning than we had with Allison in 2001.