000 WTNT33 KNHC 252049 TCPAT3 BULLETIN HURRICANE RINA ADVISORY NUMBER 10 NWS NATIONAL HURRICANE CENTER MIAMI FL AL182011 500 PM EDT TUE OCT 25 2011 ...RINA SLOWLY STRENGTHENING...EXPECTED TO APPROACH THE EAST COAST OF THE YUCATAN PENINSULA WEDNESDAY NIGHT AND THURSDAY... SUMMARY OF 500 PM EDT...2100 UTC...INFORMATION ---------------------------------------------- LOCATION...17.4N 84.3W ABOUT 275 MI...440 KM ESE OF CHETUMAL MEXICO ABOUT 275 MI...440 KM SE OF COZUMEL MEXICO MAXIMUM SUSTAINED WINDS...110 MPH...175 KM/H PRESENT MOVEMENT...W OR 270 DEGREES AT 3 MPH...6 KM/H MINIMUM CENTRAL PRESSURE...970 MB...28.64 INCHES WATCHES AND WARNINGS -------------------- CHANGES WITH THIS ADVISORY... THE GOVERNMENT OF HONDURAS HAS ISSUED A TROPICAL STORM WATCH FOR THE BAY ISLANDS OF ROATAN AND GUANAJA. A TROPICAL STORM WARNING MAY BE NEEDED FOR THESE ISLANDS LATER TONIGHT OR WEDNESDAY. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A HURRICANE WARNING IS IN EFFECT FOR... * THE EAST COAST OF THE YUCATAN PENINSULA FROM NORTH OF PUNTA GRUESA TO CANCUN A TROPICAL STORM WARNING IS IN EFFECT FOR... * THE EAST COAST OF THE YUCATAN PENINSULA FROM CHETUMAL TO PUNTA GRUESA A TROPICAL STORM WATCH IS IN EFFECT FOR... * THE COAST OF BELIZE FROM BELIZE CITY NORTHWARD * THE HONDURAN BAY ISLANDS OF ROATAN AND GUANAJA A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA. A WARNING IS TYPICALLY ISSUED 36 HOURS BEFORE THE ANTICIPATED FIRST OCCURRENCE OF TROPICAL STORM FORCE WINDS...CONDITIONS THAT MAKE OUTSIDE PREPARATIONS DIFFICULT OR DANGEROUS. PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE RUSHED TO COMPLETION. 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. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE. DISCUSSION AND 48-HOUR OUTLOOK ------------------------------ AT 500 PM EDT...2100 UTC...THE EYE OF HURRICANE RINA WAS LOCATED NEAR LATITUDE 17.4 NORTH...LONGITUDE 84.3 WEST. RINA IS MOVING TOWARD THE WEST NEAR 3 MPH...6 KM/H. A TURN TOWARD THE WEST- NORTHWEST IS EXPECTED TONIGHT...FOLLOWED BY A GRADUAL TURN TOWARD NORTH AND A SLIGHT INCREASE IN FORWARD SPEED BY THURSDAY. ON THE FORECAST TRACK...THE CENTER OF RINA WILL APPROACH THE COAST WITHIN THE HURRICANE WARNING AREA ON WEDNESDAY NIGHT AND THURSDAY. DATA FROM AN AIR FORCE RESERVE HURRICANE HUNTER AIRCRAFT INDICATE THAT MAXIMUM SUSTAINED WINDS HAVE INCREASED TO NEAR 110 MPH...175 KM/H...WITH HIGHER GUSTS. RINA IS A CATEGORY TWO HURRICANE ON THE SAFFIR-SIMPSON HURRICANE WIND SCALE. SOME ADDITIONAL STRENGTHENING IS FORECAST DURING THE NEXT 48 HOURS...AND RINA IS EXPECTED TO BECOME A MAJOR HURRICANE TONIGHT OR WEDNESDAY. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 30 MILES...45 KM...FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140 MILES...220 KM. THE LATEST MINIMUM CENTRAL PRESSURE BASED ON DATA FROM THE AIRCRAFT IS 970 MB...28.64 INCHES. HAZARDS AFFECTING LAND ---------------------- WIND...HURRICANE CONDITIONS ARE EXPECTED TO REACH THE COAST WITHIN THE HURRICANE WARNING AREA BY EARLY THURSDAY WITH TROPICAL STORM CONDITIONS EXPECTED BY WEDNESDAY AFTERNOON OR WEDNESDAY NIGHT... MAKING OUTSIDE PREPARATIONS DIFFICULT OR DANGEROUS. TROPICAL STORM CONDITIONS ARE EXPECTED TO REACH THE COAST IN THE TROPICAL STORM WARNING AREA ON WEDNESDAY. RAINFALL...RINA IS EXPECTED TO PRODUCE RAINFALL AMOUNTS OF 8 TO 16 INCHES OVER THE EASTERN YUCATAN PENINSULA FROM WEDNESDAY MORNING INTO FRIDAY. STORM SURGE...A DANGEROUS STORM SURGE WILL RAISE WATER LEVELS BY AS MUCH AS 5 TO 7 FEET ABOVE NORMAL TIDE LEVELS ALONG THE IMMEDIATE COAST NEAR AND TO THE RIGHT OF THE TRACK OF THE CENTER. NEAR THE COAST...THE SURGE WILL BE ACCOMPANIED BY LARGE AND DESTRUCTIVE WAVES. NEXT ADVISORY ------------- NEXT INTERMEDIATE ADVISORY...800 PM EDT. NEXT COMPLETE ADVISORY...1100 PM EDT. $$ FORECASTER BRENNAN