000 WTNT35 KNHC 060849 TCPAT5 BULLETIN TROPICAL STORM HERMINE ADVISORY NUMBER 2 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL102010 400 AM CDT MON SEP 06 2010 ...DEPRESSION BECOMES THE EIGHTH TROPICAL STORM OF THE 2010 ATLANTIC HURRICANE SEASON...TROPICAL STORM WARNING ISSUED FOR SOUTH TEXAS... SUMMARY OF 400 AM CDT...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...21.6N 95.0W ABOUT 235 MI...375 KM SE OF LA PESCA MEXICO ABOUT 190 MI...305 KM ESE OF TAMPICO MEXICO MAXIMUM SUSTAINED WINDS...40 MPH...65 KM/HR PRESENT MOVEMENT...N OR 360 DEGREES AT 8 MPH...13 KM/HR MINIMUM CENTRAL PRESSURE...1001 MB...29.56 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... A TROPICAL STORM WARNING HAS BEEN ISSUED FOR THE COAST OF SOUTH TEXAS FROM THE MOUTH OF THE RIO GRANDE TO BAFFIN BAY. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WARNING IS IN EFFECT FOR... * THE COAST OF MEXICO FROM TAMPICO TO THE MOUTH OF THE RIO GRANDE * THE COAST OF TEXAS FROM THE MOUTH OF THE RIO GRANDE TO BAFFIN BAY A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN ABOUT 24 HOURS. FOR STORM INFORMATION SPECIFIC TO YOUR AREA IN THE UNITED STATES...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE FORECAST OFFICE. FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE THE UNITED STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 400 AM CDT...0900 UTC...THE CENTER OF TROPICAL STORM HERMINE WAS LOCATED NEAR LATITUDE 21.6 NORTH...LONGITUDE 95.0 WEST. HERMINE IS MOVING TOWARD THE NORTH NEAR 8 MPH...13 KM/HR. A TURN TOWARD THE NORTHWEST AND AN INCREASE IN FORWARD SPEED ARE EXPECTED TODAY. ON THE FORECAST TRACK...THE CENTER OF HERMINE IS EXPECTED TO APPROACH THE COAST OF NORTHEASTERN MEXICO OR EXTREME SOUTHERN TEXAS IN THE WARNING AREA EARLY TUESDAY MORNING. MAXIMUM SUSTAINED WINDS HAVE INCREASED TO NEAR 40 MPH...65 KM/HR...WITH HIGHER GUSTS. SOME ADDITIONAL STRENGTHENING IS FORECAST PRIOR TO LANDFALL. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 105 MILES...165 KM TO THE EAST OF THE CENTER. ESTIMATED MINIMUM CENTRAL PRESSURE IS 1001 MB...29.56 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...TROPICAL STORM CONDITIONS ARE EXPECTED TO REACH THE WARNING AREA TONIGHT. STORM SURGE...STORM SURGE WILL RAISE WATER LEVELS BY AS MUCH AS 1 TO 2 FEET ABOVE GROUND LEVEL ALONG THE IMMEDIATE COAST NEAR AND TO THE NORTH OF WHERE THE CENTER MAKES LANDFALL. RAINFALL...THE DEPRESSION IS EXPECTED TO PRODUCE RAINFALL ACCUMULATIONS OF 4 TO 8 INCHES OVER NORTHEASTERN MEXICO INTO SOUTH TEXAS WITH ISOLATED MAXIMUM AMOUNTS OF 12 INCHES POSSIBLE. THESE RAINFALL AMOUNTS MAY CAUSE LIFE-THREATENING FLASH FLOOD AND MUDSLIDES...ESPECIALLY OVER THE HIGHER TERRAIN OF NORTHEASTERN MEXICO. NEXT ADVISORY ------------- NEXT INTERMEDIATE ADVISORY...700 AM CDT. NEXT COMPLETE ADVISORY...1000 AM CDT. $$ FORECASTER BROWN/BERG