000 WTPZ34 KNHC 030855 TCPEP4 BULLETIN TROPICAL STORM NORBERT ADVISORY NUMBER 4 NWS NATIONAL HURRICANE CENTER MIAMI FL EP142014 200 AM PDT WED SEP 03 2014 ...NORBERT CONTINUES TO STRENGTHEN... ...TROPICAL STORM WARNING ISSUED FOR BAJA CALIFORNIA SUR... SUMMARY OF 200 AM PDT...0900 UTC...INFORMATION ---------------------------------------------- LOCATION...19.6N 107.6W ABOUT 135 MI...215 KM WSW OF CABO CORRIENTES MEXICO ABOUT 270 MI...435 KM SSE OF THE SOUTHERN TIP OF BAJA CALIFORNIA MAXIMUM SUSTAINED WINDS...60 MPH...95 KM/H PRESENT MOVEMENT...NW OR 305 DEGREES AT 8 MPH...13 KM/H MINIMUM CENTRAL PRESSURE...999 MB...29.50 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... THE GOVERNMENT OF MEXICO HAS ISSUED A TROPICAL STORM WARNING FOR BAJA CALIFORNIA SUR FROM LA PAZ SOUTHWARD AROUND THE SOUTHERN TIP OF THE BAJA CALIFORNIA PENINSULA NORTHWARD TO SANTA FE. A TROPICAL STORM WATCH HAS ALSO BEEN ISSUED FOR THE SOUTHWESTERN COAST OF THE BAJA CALIFORNIA PENINSULA FROM NORTH OF SANTA FE NORTHWARD TO CABO SAN LAZARO. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WARNING IS IN EFFECT FOR... * LA PAZ TO SANTA FE MEXICO A TROPICAL STORM WATCH IS IN EFFECT FOR... * NORTH OF SANTA FE NORTHWARD TO CABO SAN LAZARO MEXICO A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA WITHIN 36 HOURS. A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS. A HURRICANE WATCH COULD BE REQUIRED FOR PORTIONS OF THE SOUTHERN BAJA CALIFORNIA PENINSULA LATER THIS MORNING. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 200 AM PDT...0900 UTC...THE CENTER OF TROPICAL STORM NORBERT WAS LOCATED NEAR LATITUDE 19.6 NORTH...LONGITUDE 107.6 WEST. NORBERT IS MOVING TOWARD THE NORTHWEST NEAR 8 MPH...13 KM/H...AND THIS GENERAL MOTION SHOULD CONTINUE THROUGH THURSDAY. ON THE FORECAST TRACK...THE CENTER OF NORBERT IS EXPECTED TO MOVE AWAY FROM THE SOUTHWESTERN COAST OF MEXICO TONIGHT AND WEDNESDAY...AND APPROACH THE SOUTHERN TIP OF THE BAJA CALIFORNIA PENINSULA ON THURSDAY. MAXIMUM SUSTAINED WINDS ARE NEAR 60 MPH...95 KM/H...WITH HIGHER GUSTS. STRENGTHENING IS FORECAST DURING THE NEXT 48 HOURS...AND NORBERT IS EXPECTED TO REACH HURRICANE STRENGTH BY THURSDAY. TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 60 MILES...95 KM FROM THE CENTER. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 999 MB...29.50 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA BY THURSDAY AFTERNOON. RAINFALL...NORBERT IS EXPECTED TO PRODUCE RAINFALL AMOUNTS OF 2 TO 4 INCHES OVER COLIMA AND WESTERN PARTS OF MICHOACAN AND JALISCO IN SOUTHWESTERN MEXICO THROUGH WEDNESDAY. SURF...LARGE SWELLS WILL AFFECT PORTIONS OF THE SOUTHWESTERN COAST OF MEXICO TODAY AND THURSDAY...AND PRODUCE DANGEROUS SURF CONDITIONS AND RIP CURRENTS. THE LARGE SWELLS WILL GRADUALLY SPREAD NORTHWARD INTO THE SOUTHERN GULF OF CALIFORNIA AND AFFECT THE SOUTHERN PORTIONS OF BAJA CALIFORNIA SUR BY THURSDAY. NEXT ADVISORY ------------- NEXT INTERMEDIATE ADVISORY...500 AM PDT. NEXT COMPLETE ADVISORY...800 AM PDT. $$ FORECASTER STEWART