363 WTNT80 EGRR 020359 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 00UTC 02.09.2019 TROPICAL DEPRESSION 91L ANALYSED POSITION : 15.8N 26.4W ATCF IDENTIFIER : AL912019 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 02.09.2019 15.8N 26.4W WEAK 12UTC 02.09.2019 BELOW TROPICAL STORM STRENGTH HURRICANE DORIAN ANALYSED POSITION : 26.6N 77.6W ATCF IDENTIFIER : AL052019 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 02.09.2019 26.6N 77.6W STRONG 12UTC 02.09.2019 26.7N 78.3W STRONG LITTLE CHANGE 00UTC 03.09.2019 26.8N 78.6W STRONG INTENSIFYING SLIGHTLY 12UTC 03.09.2019 27.2N 78.8W INTENSE INTENSIFYING SLIGHTLY 00UTC 04.09.2019 28.3N 79.4W INTENSE INTENSIFYING SLIGHTLY 12UTC 04.09.2019 29.7N 80.1W INTENSE INTENSIFYING RAPIDLY 00UTC 05.09.2019 30.8N 80.0W INTENSE WEAKENING SLIGHTLY 12UTC 05.09.2019 32.2N 79.0W INTENSE INTENSIFYING SLIGHTLY 00UTC 06.09.2019 34.0N 77.4W INTENSE LITTLE CHANGE 12UTC 06.09.2019 35.7N 75.5W INTENSE WEAKENING RAPIDLY 00UTC 07.09.2019 37.5N 72.2W INTENSE LITTLE CHANGE 12UTC 07.09.2019 40.5N 68.4W INTENSE LITTLE CHANGE 00UTC 08.09.2019 45.9N 62.6W INTENSE WEAKENING SLIGHTLY TROPICAL STORM JULIETTE ANALYSED POSITION : 15.0N 110.4W ATCF IDENTIFIER : EP112019 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 02.09.2019 15.0N 110.4W WEAK 12UTC 02.09.2019 16.0N 112.0W MODERATE LITTLE CHANGE 00UTC 03.09.2019 16.8N 113.9W MODERATE INTENSIFYING SLIGHTLY 12UTC 03.09.2019 17.2N 115.3W MODERATE INTENSIFYING SLIGHTLY 00UTC 04.09.2019 17.8N 116.5W MODERATE INTENSIFYING SLIGHTLY 12UTC 04.09.2019 18.3N 117.9W STRONG INTENSIFYING SLIGHTLY 00UTC 05.09.2019 18.9N 120.2W INTENSE INTENSIFYING RAPIDLY 12UTC 05.09.2019 19.2N 122.2W STRONG WEAKENING SLIGHTLY 00UTC 06.09.2019 19.8N 124.5W STRONG WEAKENING SLIGHTLY 12UTC 06.09.2019 20.3N 127.0W STRONG WEAKENING SLIGHTLY 00UTC 07.09.2019 21.3N 129.8W MODERATE WEAKENING SLIGHTLY 12UTC 07.09.2019 22.3N 132.4W MODERATE WEAKENING SLIGHTLY 00UTC 08.09.2019 23.3N 134.3W MODERATE WEAKENING SLIGHTLY NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 36 HOURS FORECAST POSITION AT T+ 36 : 17.2N 30.6W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 03.09.2019 17.2N 30.6W WEAK 00UTC 04.09.2019 18.1N 30.5W WEAK LITTLE CHANGE 12UTC 04.09.2019 19.8N 30.3W WEAK LITTLE CHANGE 00UTC 05.09.2019 20.4N 30.7W WEAK LITTLE CHANGE 12UTC 05.09.2019 21.7N 31.1W WEAK LITTLE CHANGE 00UTC 06.09.2019 22.7N 32.6W WEAK LITTLE CHANGE 12UTC 06.09.2019 24.1N 34.7W WEAK LITTLE CHANGE 00UTC 07.09.2019 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 114 HOURS FORECAST POSITION AT T+114 : 15.7N 24.8W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 07.09.2019 16.4N 26.1W WEAK WEAKENING RAPIDLY 12UTC 07.09.2019 17.5N 28.7W WEAK LITTLE CHANGE 00UTC 08.09.2019 19.2N 31.4W WEAK LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 132 HOURS FORECAST POSITION AT T+132 : 11.4N 147.0W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 07.09.2019 11.4N 147.0W WEAK 00UTC 08.09.2019 11.7N 149.5W 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 020358