ZCZC MIATCPEP4 ALL TTAA00 KNHC DDHHMM BULLETIN TROPICAL STORM SIMON INTERMEDIATE ADVISORY NUMBER 21A NWS NATIONAL HURRICANE CENTER MIAMI FL EP192014 500 PM PDT MON OCT 06 2014 ...SIMON TURNS NORTH-NORTHEASTWARD... SUMMARY OF 500 PM PDT...0000 UTC...INFORMATION ---------------------------------------------- LOCATION...26.2N 117.2W ABOUT 170 MI...275 KM SW OF PUNTA EUGENIA MEXICO MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H PRESENT MOVEMENT...NNE OR 15 DEGREES AT 8 MPH...13 KM/H MINIMUM CENTRAL PRESSURE...999 MB...29.50 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... NONE SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WATCH IS IN EFFECT FOR... * PUNTA ABREOJOS TO PUNTA EUGENIA A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...IN THIS CASE WITHIN THE NEXT 12 TO 24 HOURS. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 500 PM PDT...0000 UTC...THE CENTER OF TROPICAL STORM SIMON WAS LOCATED NEAR LATITUDE 26.2 NORTH...LONGITUDE 117.2 WEST. SIMON IS MOVING TOWARD THE NORTH-NORTHEAST NEAR 8 MPH...13 KM/H...AND THIS GENERAL MOTION IS FORECAST TO CONTINUE DURING THE NEXT DAY OR TWO. MAXIMUM SUSTAINED WINDS ARE NEAR 50 MPH...85 KM/H...WITH HIGHER GUSTS. WEAKENING IS FORECAST DURING THE NEXT 48 HOURS...AND SIMON IS EXPECTED TO BECOME A REMNANT LOW WITHIN THE NEXT DAY OR SO. TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 115 MILES...185 KM FROM THE CENTER. THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 999 MB...29.50 INCHES. HAZARDS AFFECTING LAND ---------------------- RAINFALL...SIMON IS EXPECTED TO PRODUCE STORM TOTAL RAINFALL AMOUNTS OF 3 TO 6 INCHES WITH ISOLATED AMOUNTS AROUND 9 INCHES OVER THE NEXT FEW DAYS ACROSS CENTRAL AND NORTHERN PORTIONS OF THE BAJA CALIFORNIA PENINSULA AND THE STATE OF SONORA IN NORTHWESTERN MEXICO. STARTING LATER TUESDAY AND CONTINUING THROUGH WEDNESDAY...RAINFALL FROM SIMON OR ITS REMNANTS IS EXPECTED TO SPREAD INTO PORTIONS OF THE U.S. DESERT SOUTHWEST. THIS RAINFALL COULD CAUSE FLASH FLOODING AND MUD SLIDES. WIND...WINDS TO TROPICAL STORM FORCE ARE POSSIBLE WITHIN THE WATCH AREA OVER CENTRAL BAJA CALIFORNIA TONIGHT THROUGH EARLY TUESDAY. SURF...LARGE SWELLS GENERATED BY SIMON ARE AFFECTING PORTIONS OF THE BAJA CALIFORNIA PENINSULA. SWELLS FROM SIMON ARE ALSO EXPECTED TO AFFECT PORTIONS OF THE SOUTHERN CALIFORNIA COAST TODAY AND TUESDAY. THESE SWELLS ARE LIKELY TO CAUSE LIFE-THREATENING SURF AND RIP CURRENT CONDITIONS. SWELLS SHOULD BEGIN TO SUBSIDE ON WEDNESDAY THROUGHOUT THESE AREAS. PLEASE CONSULT PRODUCTS FROM YOUR LOCAL WEATHER OFFICE. NEXT ADVISORY ------------- NEXT COMPLETE ADVISORY...800 PM PDT. $$ FORECASTER BROWN NNNN
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