232 WTNT25 KNHC 160233 TCMAT5 SUBTROPICAL STORM ERNESTO FORECAST/ADVISORY NUMBER 4 NWS NATIONAL HURRICANE CENTER MIAMI FL AL052018 0300 UTC THU AUG 16 2018 THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT. SUBTROPICAL STORM CENTER LOCATED NEAR 39.7N 45.1W AT 16/0300Z POSITION ACCURATE WITHIN 20 NM PRESENT MOVEMENT TOWARD THE NORTH-NORTHEAST OR 25 DEGREES AT 9 KT ESTIMATED MINIMUM CENTRAL PRESSURE 1008 MB MAX SUSTAINED WINDS 35 KT WITH GUSTS TO 45 KT. 34 KT.......120NE 140SE 0SW 0NW. 12 FT SEAS..120NE 160SE 0SW 0NW. 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 39.7N 45.1W AT 16/0300Z AT 16/0000Z CENTER WAS LOCATED NEAR 39.3N 45.4W FORECAST VALID 16/1200Z 41.3N 43.4W MAX WIND 40 KT...GUSTS 50 KT. 34 KT...120NE 140SE 0SW 0NW. FORECAST VALID 17/0000Z 43.7N 40.0W MAX WIND 40 KT...GUSTS 50 KT. 34 KT...120NE 140SE 0SW 0NW. FORECAST VALID 17/1200Z 46.3N 34.9W...POST-TROPICAL MAX WIND 40 KT...GUSTS 50 KT. 34 KT... 90NE 140SE 80SW 0NW. FORECAST VALID 18/0000Z 49.0N 27.9W...POST-TROP/EXTRATROP MAX WIND 40 KT...GUSTS 50 KT. 34 KT... 70NE 150SE 120SW 0NW. FORECAST VALID 19/0000Z 54.0N 12.1W...POST-TROP/EXTRATROP MAX WIND 40 KT...GUSTS 50 KT. 34 KT... 0NE 150SE 120SW 0NW. EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 150 NM ON DAY 4 AND 175 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY OUTLOOK VALID 20/0000Z...DISSIPATED REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 39.7N 45.1W NEXT ADVISORY AT 16/0900Z $$ FORECASTER STEWART