000 WTNT25 KNHC 172058 TCMAT5 TROPICAL STORM DON FORECAST/ADVISORY NUMBER 1 NWS NATIONAL HURRICANE CENTER MIAMI FL AL052017 2100 UTC MON JUL 17 2017 CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY... THE GOVERNMENT OF TRINIDAD AND TOBAGO HAS ISSUED A TROPICAL STORM WARNING FOR GRENADA. THE GOVERNMENT OF BARBADOS HAS ISSUED A TROPICAL STORM WATCH FOR BARBADOS AND FOR ST. VINCENT AND THE GRENADINES. THE GOVERNMENT OF ST. LUCIA HAS ISSUED A TROPICAL STORM WATCH FOR ST. LUCIA. SUMMARY OF WATCHES AND WARNINGS IN EFFECT... A TROPICAL STORM WARNING IS IN EFFECT FOR... * GRENADA A TROPICAL STORM WATCH IS IN EFFECT FOR... * BARBADOS * ST. VINCENT AND THE GRENADINES * ST. LUCIA A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE IN THE NEXT 24 TO 36 HOURS. A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...IN THIS CASE IN THE NEXT 24 TO 36 HOURS. INTERESTS IN TRINIDAD AND TOBAGO...ARUBA...BONAIRE...AND CURACAO SHOULD MONITOR THE PROGRESS OF DON. TROPICAL STORM CENTER LOCATED NEAR 11.2N 52.6W AT 17/2100Z POSITION ACCURATE WITHIN 20 NM PRESENT MOVEMENT TOWARD THE WEST OR 275 DEGREES AT 15 KT ESTIMATED MINIMUM CENTRAL PRESSURE 1009 MB MAX SUSTAINED WINDS 35 KT WITH GUSTS TO 45 KT. 34 KT....... 20NE 20SE 0SW 20NW. WINDS AND SEAS VARY GREATLY IN EACH QUADRANT. RADII IN NAUTICAL MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT. REPEAT...CENTER LOCATED NEAR 11.2N 52.6W AT 17/2100Z AT 17/1800Z CENTER WAS LOCATED NEAR 11.0N 52.3W FORECAST VALID 18/0600Z 11.5N 55.5W MAX WIND 40 KT...GUSTS 50 KT. 34 KT... 30NE 20SE 0SW 30NW. FORECAST VALID 18/1800Z 11.8N 58.9W MAX WIND 40 KT...GUSTS 50 KT. 34 KT... 40NE 20SE 0SW 40NW. FORECAST VALID 19/0600Z 12.0N 62.8W MAX WIND 40 KT...GUSTS 50 KT. 34 KT... 40NE 20SE 0SW 40NW. FORECAST VALID 19/1800Z 12.2N 67.0W MAX WIND 40 KT...GUSTS 50 KT. 34 KT... 40NE 20SE 0SW 40NW. FORECAST VALID 20/1800Z...DISSIPATED REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 11.2N 52.6W NEXT ADVISORY AT 18/0300Z $$ FORECASTER BROWN