FXUS64 KEWX 150921 AFDEWX AREA FORECAST DISCUSSION NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 421 AM CDT MON MAR 15 2010 .DISCUSSION... LOW OVER WESTERN NEW MEXICO EARLY THIS MORNING IS FORECAST TO MOVE OVER SOUTH CENTRAL TEXAS LATE TONIGHT AND TUESDAY...BRINGING AN INCREASING CHANCE OF RAIN. FOR TODAY...AREAS OF FOG OVER THE EAST PART OF SOUTH CENTRAL TEXAS ARE EXPECTED TO CONTINUE AND THEN DIMINISH BY MID MORNING. CLOUDINESS IS EXPECTED TO INCREASE FROM THE WEST...ASSOCIATED WITH THE LOW OVER NEW MEXICO AND FROM THE SOUTH ASSOCIATED WITH HIGH CLOUDS FROM THE SUBTROPICAL JET THIS MORNING. BY THIS AFTERNOON CLOUD COVER WILL INCREASE AND ENOUGH LIFT IS EXPECTED TO CAUSE SCATTERED SHOWERS OVER THE WESTERN PART OF SOUTH CENTRAL TEXAS. INCREASING INSTABILITY IN THE MID TO LATE AFTERNOON THROUGH THE EVENING WILL FOLLOW AS THE LOW MOVES TO WEST TEXAS. AS A RESULT SHOWED INCREASING CHANCES OF SHOWERS...WITH ISOLATED THUNDERSTORMS POSSIBLE FROM THE MID TO LATE AFTERNOON THROUGH TONIGHT. SOME OF THE THUNDERSTORMS COULD BECOME STRONG NEAR THE RIO GRANDE IN THE LATE AFTERNOON AND EVENING TODAY...WHERE WIND AND HAIL WOULD BE THE MAIN IMPACTS. FOR LATER TONIGHT...MOSTLY RAIN...WITH SHOWERS AND ISOLATED THUNDERSTORMS IS EXPECTED AS THE LOW MOVES ACROSS THE REGION. AT THE SURFACE A WAVE OF COOLER AIR WILL COME ACROSS SOUTH CENTRAL TEXAS FROM THE EAST AND NORTHEAST TODAY...AND THEN INCREASE TONIGHT AND TUESDAY...AS NORTHERLY WINDS DEVELOP...ASSOCIATED WITH THE LOW ALOFT MOVING EAST OF THE AREA ON TUESDAY. LEFT CONTINUED RAIN AND SHOWERS IN THE FORECAST FOR TUESDAY...AND THEN DECREASED RAIN CHANCES FROM THEW WEST AS THE LOW MOVES EAST. SHOWED DECREASING CLOUDS FOR TUESDAY NIGHT. ON WEDNESDAY AND THURSDAY DRY MID MARCH WEATHER IS EXPECTED WITH COOL NIGHTS TO PLEASANT AFTERNOONS. ON FRIDAY...INCREASING CLOUDS IS EXPECTED IN ADVANCE OF THE NEXT DISTURBANCE AND COLD FRONT COMING FROM THE NORTHWEST. SHOWED A CHANCE OF SHOWERS WITH THIS WEATHER SYSTEM FRIDAY NIGHT THROUGH SATURDAY MORNING...AND THEN DECREASED RAIN CHANCES FROM THE NORTHWEST SATURDAY AFTERNOON THROUGH SATURDAY EVENING... AS A WAVE OF COOLER AIR PASSES OVER THE AREA FROM THE NORTH. SATURDAY...MARCH 20TH WILL MARK THE FIRST OFFICIAL DAY OF SPRING...THAT BEGINS AT 1232 PM CDT. SHOWED COOLER DAYTIME HIGHS FOR SATURDAY...IN WAKE OF THE COLD FRONT THAT WILL PASS THROUGH THE REGION. ON SUNDAY...A FAST MOVING S/W TROF PASSING MAINLY TO THE N AND NE OF THE AREA COULD BRING SOME CLOUDS FOLLOWED BY CLEARING CONDITIONS SUNDAY NIGHT AND MONDAY OF NEXT WEEK. THIS WILL BRING A REINFORCING RIDGE OF HIGH PRESSURE OVER THE REGION...MAINTAINING MILD DAYS AND COOL NIGHTS FOR SUNDAY AND MONDAY. && .PRELIMINARY POINT TEMPS/POPS... AUSTIN CAMP MABRY 71 51 58 43 71 / - 60 70 10 0 AUSTIN BERGSTROM INTL AIRPORT 71 50 58 43 69 / - 60 70 10 0 NEW BRAUNFELS MUNI AIRPORT 73 51 58 43 72 / - 60 70 10 0 BURNET MUNI AIRPORT 66 47 55 40 67 / - 80 60 10 0 DEL RIO INTL AIRPORT 68 45 63 42 74 / 60 80 40 - 0 GEORGETOWN MUNI AIRPORT 69 49 58 40 69 / - 70 70 10 0 HONDO MUNI AIRPORT 75 51 62 41 74 / 20 70 60 10 0 SAN MARCOS MUNI AIRPORT 72 50 58 43 71 / - 60 70 10 0 LA GRANGE - FAYETTE REGIONAL 73 51 62 46 69 / - 40 70 10 0 SAN ANTONIO INTL AIRPORT 74 51 58 44 74 / 10 60 70 10 0 STINSON MUNI AIRPORT 75 51 58 44 74 / 10 60 70 10 0 && .EWX WATCHES/WARNINGS/ADVISORIES... NONE. && $$ 08/25