ZFPHGX. NEXT SHIFT WILL HAVE TO TAKE A CLOSE LOOK AT DEVELOPING CONVECTIVE ACTIVITY EAST OF CWFA AND SEE HOW IT WILL EVOLVE (ORGANIZATION). CURRENTLY...CONVECTION APPEARS TO BE MOVING BRISKLY TO THE WEST. AS MENTIONED EARLIER PW VALUES WILL BE QUITE HIGH IF GFS IS CORRECT WITH SOUNDINGS INDICATING ABOUT 2.3 INCHES IAH AREA LATE TOMORROW AND ON MONDAY. GRADUALLY IMPROVING CONDITIONS EXPECTED AFTER MONDAY AS UPPER RIDGE REASSERTS ITSELF. TUESDAY THROUGH REMAINDER OF COMING WEEK SHOULD JUST SEE MAINLY SEABREEZE INDUCED CONVECTION. MAX TEMPERATURES WILL GO TO NEAR OR SLIGHTLY ABOVE SEASONAL NORMAL VALUES. 37 AVIATION... SEABREEZE TSTMS SHOULD DIE OFF WITH THE LOSS OF HEATING EARLY THIS EVENING. HOWEVER...WILL BE WATCHING SOUTH CENTRAL AND EASTERN LOUISIANA FOR A POSSIBLE TSTM COMPLEX TO DEVELOP LATER THIS AFTN. IF IT DOES (AND SAT PIX AND GFS MODEL CURRENTLY SUPPORT THIS) EXPECT THIS PRECIPITATION TO MOVE WESTWARD ALONG THE COAST AND BE IN THE VICINITY OF THE HOUSTON/GALVESTON AREA TERMINALS AROUND MIDNIGHT. THREW IN SOME VCSH'S IN THE 18Z TAFS TO ACCOUNT FOR THIS AND WILL EVENTUALLY AMEND TO INSERT A PREVAILING OR TEMPO GROUP ONCE TIMING BECOMES BETTER ESTABLISHED. REMNANTS OF THIS ACTIVITY SHOULD BE SW OF THE MAIN TERMINALS BY SUNRISE BUT COULD STILL SEE SOME SCT SHRA ASSOCIATED WITH THE MAIN UPPER LOW (CURRENTLY SEEN OFFSHORE NEW ORLEANS AND MOVING WEST) THROUGH THE DAY SUN. 47 MARINE... LIGHT WINDS AND LOW SEAS WILL PREVAIL FOR THE FEW DAYS WITH A WEAK PRESSURE GRADIENT IN PLACE BUT WILL NEED TO WATCH FOR INCREASING SHRA/TSTM COVERAGE WITH THE UPPER LOW DESCRIBED ABOVE MOVING INTO THE AREA. NEXT DILEMMA IS TRYING TO NARROW DOWN THE AFFECTS THAT THE SFC TROF (PREVIOUSLY CHRIS) WILL HAVE ON THE WINDS/SEAS THRU MIDWEEK. NMM & NOGAPS BOTH WANT TO RESTRENGTHEN THE SYSTEM AND CLOSE OFF A LLVL CIRCULATION AS IT MOVES OFF THE CUBAN COAST AND INTO THE GULF. GFS/ECMWF ON THE OTHER HAND KEEPS IT AS AN INVERTED TROF/EASTERLY WAVE AS IT MOVES WESTWARD INTO MEXICO TOWARD MIDWEEK. ONE WAY OR ANOTHER...GIVEN THE FCST THE 25-30KT E WINDS ALOFT THIS SYSTEM WILL LIKELY HAVE A TOUGH TIME GETTING VERY ORGANIZED/STRONG. WILL FCST A SLIGHT INCREASE IN WINDS/SEAS BEGINNING ON TUES THOUGH AS GRADIENT TIGHTENS IN RESPONSE TO HIGH PRES NORTH OF TROF/WAVE IN THE GULF AND A DECENT EASTERLY FETCH DEVELOPS IN BETWEEN THE TWO. HIGHEST SEAS SHOULD REMAIN BEYOND 60 NM AND HEAD TOWARD THE MID/LOWER TX COAST. 47 && .HGX WATCHES/WARNINGS/ADVISORIES... TX...NONE. GM...NONE. &&