248 FXUS64 KHGX 091931 AFDHOU SOUTHEAST TEXAS FORECAST DISCUSSION NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX 230 PM CDT SUN JUL 9 2000 AFTERNOON RADAR AND SATELLITE LOOPS SHOW LAND CONVECTION FIRING ALONG THE SEABREEZE FRONT...LIMITED SO FAR TO EASTERN CHAMBERS COUNTY AND AREAS TO THE EAST INTO LOUISIANA. ADDITIONAL STORMS ARE POPPING UP AND THEN GOING AWAY OVER OFFSHORE GULF WATERS IN ASSOCIATION WITH THE UPPER LOW NOW IN THE WESTERN GULF OF MEXICO AND APPROACHING THE LOWER TEXAS COAST. FOCUS FOR CONVECTION AGAIN APPEARS TO BE HIGHEST PRECIPITABLE WATER AXIS THAT IS PROGGED TO REMAIN IN OUR EASTERN COUNTIES AND ON INTO LOUISIANA. THESE NEAR 2 INCH VALUES DECREASE TOMORROW AS THE UPPER LOW MOVES INTO MEXICO AND SOME DRIER AIR BEGINS TO INVADE THE AREA UNDER THE STRONG MID/UPPER LEVEL SOUTHERN STATES HIGH. THIS UPPER LEVEL RIDGE WILL MAKE ITS WAY TO THE WEST DURING THE UPCOMING WEEK WITH OUR AREA REMAINING UNDER ITS WARM AND DRY INFLUENCE. FOR THE ZONES...WILL KEEP LINGERING POPS IN OUR EXTREME EASTERN ZONES AND ALONG THE COAST TONIGHT. WILL KEEP 20% POPS ALONG THE COASTAL COUNTIES TOMORROW SINCE A FEW STORMS MAY DEVELOP BEFORE THE UPPER LOW IN THE GULF MOVES FAR ENOUGH OFF TO THE WEST. AFTER THAT...EXPECT RAIN TO ALL BUT SHUTDOWN FOR THE REST OF THE WEEK (AN ISOLATED SEABREEZE INDUCED THUNDERSTORM OR TWO MAY DEVELOP UNDER MAX HEATING...BUT NOT ENOUGH TO MENTION IN THE EXTENDED FORECAST) AS MID AND UPPER LEVEL RIDGING STAYS STRONG. 42/34/DO .KHGX...NONE. PRELIMS... CLL BB 072/098 073/098 074 420-0 IAH BB 073/096 074/097 074 42010 GLS BB 080/090 080/090 079 42220