ZCZC SATPSHBRO TTAA00 KBRO 252207 PRELIMINARY STORM REPORT...HURRICANE BRET NATIONAL WEATHER SERVICE BROWNSVILLE TX 445 PM CDT WED AUG 25 1999 HIGHEST WINDS... NWS/FAA ASOS SITES... PEAK SPD FASTEST (MPH) TIME DATE AVG TIME DATE BROWNSVILLE ARPT ASOS 300 54 1000CST 8/22 270 34 1330C 8/22 CAMERON CTY ARPT ASOS 270 53 1503CST 8/22 280 41 1341C 8/22 HARLINGEN ARPT ASOS 280 55 1808CST 8/22 280 44 1708C 8/22 MCALLEN ARPT ASOS 330 43 1713CST 8/22 330 32 1709C 8/22 TEXAS A&M "TYCOON" SITES... SOUTH PADRE IS. 26.1N 97.2W 230 55 1415CST 8/22 230 44 1415C 8/22 ARROYO COLORADO 26.4N 97.3W 270 65 1410CST 8/22 270 50 1410C 8/22 PORT MANSFIELD 26.6N 97.4W 350 76 1700CST 8/22 350 48 1700C 8/22 RINCON DEL SAN JOSE 26.8N 97.5W 330 90 1730C 8/22 330 73 1730C 8/22 EQUIPMENT FAILED AT THIS SITE AT 1730 CST 8/22/99 FALFURRIAS AIRPORT 360 98 2230C 8/22 LOST POWER AT 2230 CST 8/22/99. LOWEST SEA LEVEL PRESSURES... NWS/FAA ASOS SITES... LOWEST PRESSURE (IN) TIME/DATE BROWNSVILLE ARPT ASOS 29.60 1631CST 8/22/99 CAMERON CTY ARPT ASOS 29.52 1535CST 8/22/99 HARLINGEN ARPT ASOS 29.50 1810CST 8/22/99 MCALLEN ARPT ASOS 29.62 1923CST 8/22/99 TEXAS A&M "TYCOON" SITES... SOUTH PADRE IS. 29.49 1315CST 8/22/99 PORT MANSFIELD 29.10 1700CST 8/22/99 FALFURRIAS AIRPORT 28.84 2230CST 8/22/99 RAINFALL...STORM TOTALS FOR 8/21-23/1999 (IN) BROWNSVILLE ARPT ASOS 1.99 CAMERON CTY ARPT ASOS 3.49(E) EDINBURG 3.41 EL SAUZ 2.00 FALCON DAM 1.19 GARCIASVILLE 2.72 HARLINGEN 2.94 HARLINGEN ARPT ASOS 2.55 HEBBRONVILLE 4.57 LAGUNA ATASCOSA NWR 4.16 LA JOYA 4.65 LOS FRESNOS 2.56 MCALLEN 3.10 MCALLEN ARPT ASOS 2.93(E) MERCEDES 1.02 MONTE ALTO 4.06 RANCHO VIEJO 1.45 RAYMONDVILLE 3.07 RINCON 1.80 RIO GRANDE CITY 4.14 SANTA ANA NWR 3.82 SANTA ROSA 3.54 SARITA (KENEDY COUNTY) 13.18 WESLACO 6.84 ZAPATA 2.48 STORM TIDES... NO DATA AVAILABLE FOR THE GULF. IN THE LAGUNA MADRE (BAY)... NOAA GAUGE/PORT ISABEL. 2.4'...7 AM CST, 8/22/99, JUST PAST TIME OF ASTRONOMICAL HIGH TIDE. 1.1' ABOVE PREDICTED. WATER UP TO DUNES BUT NO FLOODING OF ROADS. TEXAS A&M "TYCOON" SITE... PORT MANSFIELD WATER IN BAY REACHED 1.1' MSL ABOUT 1PM CST 8/22/99. WINDS SHIFTED TO NORTHWEST ABOUT 9AM CST 8/22/99. BY 6PM CST, THE WATER LEVELS HAD DROPPED TO -1.7 FEET AS WATER WAS PUSHED AWAY FROM SHORE. THIS WAS ABOUT THE TIME OF LANDFALL OF BRET 20 MILES TO THE NORTH NORTHEAST. NO OTHER DATA SITES AVAILABLE FOR TIDE DATA. BEACH EROSION... SIGNIFICANT BEACH EROSION STARTED ABOUT 13 MILES NORTH OF THE TOWN OF SOUTH PADRE IS. THE FIRST MAJOR CUT WAS 20.4 MILES NORTH OF SPI WITH THREE MAJOR CUTS (STILL FLOWING WATER TODAY), AND THREE MINOR CUTS BETWEEN THAT POINT AND THE PORT MANSFIELD EAST CUT JETTIES. THESE ARE LIKELY CUTS FROM PREVIOUS HURRICANES...ESPECIALLY HURRICANE ALLEN IN 1980. INFORMATION FROM WFO CRP AFTER A FLFIGHT DOWN THE PADRE ISLAND NATIONAL SEASHORE INDICATED SEVERAL SEVERE CUTS...NEW OR REACTIVATED ...NORTH OF PORT MANSFIELD. WATER STILL FLOWING INTO BAY FROM GULF THROUGH SEVERAL OF THESE. FLOODING... LOCAL STREET AND LOWLAND FLOODING IN HIDALGO COUNTY MAINLY FROM HEAVY RAINS 8/23/99. EXTENSVIE FLOODING IN BROOKS AND KENEDY COUNTIES FROM LOCAL RAINS. LOS OLMOS CREEK CRESTED NEAR 10 FEET IN FALFURRIAS AT ABOUT 8 PM TUESDAY, 8/24/99, CAUSING SOME DAMAGE AND REQUIRING SOME EVACUATIONS...BUT NO INJURIES OR DEATHS. TORNADOES... F0 DAMAGE TO MOBILE HOMES AND A LAUNDRY MAT IN WESLACO DURING THE EARLY AFTERNOON 8/23/99. ALSO IN THE AREA A 300' RADIO TOWER WAS BLOWN DOWN. BROWNSVILLE NEXRAD RADAR INDICATED SEVERAL OTHER F0 OR HIGHER TORNADOES (BASED ON TVS) PROBABLY OCCURRED IN A BAND FROM THE RIVER SOUTH OF DONNA ACROSS WESLACO IN HIDALGO COUNTY...ACROSS THE SANTA ROSA AREA IN WEST CAMERON COUNTY...THEN INTO SOUTH KENEDY COUNTY. TIMES FROM AFTERNOON TO LATE EVENING ON THE 23RD. THESE WOULD HAVE BEEN OVER MOSTLY OPEN FARM OR RANCH COUNTRY ...AND NO ADDITIONAL DAMAGE HAS BEEN FOUND. THESE TORNADOES AND TVS'S WERE IN RAIN BAND WITH INTENSE CONVECTION EXTENDING FROM SOUTHWEST OF DEEP SOUTH TEXAS IN MEXICO NORTHEAST INTO KENEDY COUNTY. STORM EFFECTS... NO DEATHS OR INJURIES REPORTED. THE TRACK OF BRET AT LANDFALL WAS ACROSS MOSTLY UNINHABITED RANCH LAND OF KENEDY AND BROOKS COUNTIES. DAMAGE WAS LIMITED TO MOSTLY TREES...FENCES...POWER LINES AND A 310' RADIO TOWER IN KENEDY COUNTY. WIDESPREAD LIGHT TO MODERATE DAMAGE IN FALFURRIAS ...WITH SOME BUILDINGS UNROOFED. NO DAMAGE ESTIMATES AT THIS TIME. RAINFALL WAS GENERALLY VERY BENEFICAL AS DEEP SOUTH TEXAS HAS BEEN IN A DROUGHT SITUATION FOR THE PAST SEVERAL YEARS. RAINFALL FROM THE REMNANTS OF BRET IN ADJACENT NORTHEAST MEXICO MAY RESTORE LEVELS IN THE AREAS 2 RESEVOIRS WHICH HAVE BEEN AS LOW AS 19% OF CAPACITY IN THE LAST 2 YEARS...AND WERE CURRENTLY AT 40%. SEVERAL THOUSAND PEOPLE EVACUATED THE LOWER TEXAS COAST. THE TOWNS OF SOUTH PADRE ISLAND AND PORT MANSFIELD HAD MANDATORY EVACUATIONS. A LARGE SEGMENT OF PORT ISABLE ALSO EVACUATED. HAGAN/OCKER ƒ NNNN