223 WTNT80 EGRR 171611 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 12UTC 17.08.2024 TROPICAL DEPRESSION 99E ANALYSED POSITION : 12.8N 105.7W ATCF IDENTIFIER : EP992024 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 17.08.2024 12.8N 105.7W WEAK 00UTC 18.08.2024 13.3N 107.3W WEAK LITTLE CHANGE 12UTC 18.08.2024 BELOW TROPICAL STORM STRENGTH HURRICANE ERNESTO ANALYSED POSITION : 32.5N 64.5W ATCF IDENTIFIER : AL052024 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 17.08.2024 32.5N 64.5W STRONG 00UTC 18.08.2024 33.6N 63.5W MODERATE LITTLE CHANGE 12UTC 18.08.2024 35.6N 63.0W MODERATE LITTLE CHANGE 00UTC 19.08.2024 38.4N 62.1W STRONG LITTLE CHANGE 12UTC 19.08.2024 41.9N 60.0W STRONG LITTLE CHANGE 00UTC 20.08.2024 45.4N 54.6W MODERATE WEAKENING SLIGHTLY 12UTC 20.08.2024 48.1N 46.2W MODERATE WEAKENING SLIGHTLY 00UTC 21.08.2024 51.3N 35.2W MODERATE LITTLE CHANGE 12UTC 21.08.2024 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 72 HOURS FORECAST POSITION AT T+ 72 : 14.9N 131.9W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 20.08.2024 14.9N 131.9W WEAK 00UTC 21.08.2024 15.3N 133.5W WEAK LITTLE CHANGE 12UTC 21.08.2024 14.9N 136.6W WEAK LITTLE CHANGE 00UTC 22.08.2024 15.9N 138.5W WEAK LITTLE CHANGE 12UTC 22.08.2024 17.2N 140.8W WEAK LITTLE CHANGE 00UTC 23.08.2024 18.0N 144.8W WEAK LITTLE CHANGE 12UTC 23.08.2024 18.3N 147.7W WEAK LITTLE CHANGE 00UTC 24.08.2024 19.1N 150.4W WEAK LITTLE CHANGE 12UTC 24.08.2024 20.0N 152.3W WEAK LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 84 HOURS FORECAST POSITION AT T+ 84 : 16.4N 122.2W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 21.08.2024 16.4N 122.2W WEAK 12UTC 21.08.2024 17.2N 124.0W WEAK LITTLE CHANGE 00UTC 22.08.2024 17.0N 125.3W WEAK LITTLE CHANGE 12UTC 22.08.2024 16.7N 126.3W WEAK LITTLE CHANGE 00UTC 23.08.2024 15.5N 127.9W WEAK LITTLE CHANGE 12UTC 23.08.2024 14.4N 129.9W WEAK LITTLE CHANGE 00UTC 24.08.2024 13.3N 132.2W WEAK LITTLE CHANGE 12UTC 24.08.2024 13.1N 134.5W WEAK LITTLE CHANGE THIS INFORMATION IS PROVIDED AS GUIDANCE FOR TROPICAL CYCLONE RSMCS. IT REQUIRES INTERPRETATION BY TROPICAL CYCLONE SPECIALISTS AND SHOULD NOT BE CONSIDERED AS A FINAL PRODUCT. BULLETINS ARE NOW AVAILABLE WHICH PROVIDE EXPLICIT GUIDANCE ON CENTRAL PRESSURE AND MAXIMUM WIND SPEED. FOR FURTHER INFORMATION CONTACT TROPICAL_CYCLONES@METOFFICE.GOV.UK MET OFFICE, EXETER, UK TOO 171611