687 WTNT80 EGRR 071612 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 12UTC 07.09.2023 HURRICANE JOVA ANALYSED POSITION : 16.9N 115.4W ATCF IDENTIFIER : EP112023 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 07.09.2023 16.9N 115.4W INTENSE 00UTC 08.09.2023 18.3N 118.2W INTENSE WEAKENING RAPIDLY 12UTC 08.09.2023 19.6N 121.2W STRONG WEAKENING RAPIDLY 00UTC 09.09.2023 21.1N 123.8W STRONG WEAKENING RAPIDLY 12UTC 09.09.2023 22.7N 125.7W MODERATE WEAKENING SLIGHTLY 00UTC 10.09.2023 24.3N 127.0W MODERATE WEAKENING SLIGHTLY 12UTC 10.09.2023 25.5N 127.4W WEAK WEAKENING SLIGHTLY 00UTC 11.09.2023 25.8N 128.0W WEAK WEAKENING SLIGHTLY 12UTC 11.09.2023 25.4N 128.6W WEAK LITTLE CHANGE 00UTC 12.09.2023 24.5N 129.2W WEAK LITTLE CHANGE 12UTC 12.09.2023 BELOW TROPICAL STORM STRENGTH TROPICAL DEPRESSION 14L ANALYSED POSITION : 15.0N 25.4W ATCF IDENTIFIER : AL142023 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 07.09.2023 15.0N 25.4W WEAK 00UTC 08.09.2023 15.6N 28.8W WEAK LITTLE CHANGE 12UTC 08.09.2023 16.7N 31.9W WEAK LITTLE CHANGE 00UTC 09.09.2023 17.6N 34.7W WEAK LITTLE CHANGE 12UTC 09.09.2023 19.4N 37.5W WEAK LITTLE CHANGE 00UTC 10.09.2023 20.2N 39.2W WEAK LITTLE CHANGE 12UTC 10.09.2023 22.0N 40.1W WEAK LITTLE CHANGE 00UTC 11.09.2023 22.6N 40.7W WEAK LITTLE CHANGE 12UTC 11.09.2023 23.9N 40.8W WEAK LITTLE CHANGE 00UTC 12.09.2023 27.0N 40.4W WEAK LITTLE CHANGE 12UTC 12.09.2023 28.7N 38.6W MODERATE LITTLE CHANGE 00UTC 13.09.2023 30.3N 37.5W MODERATE LITTLE CHANGE 12UTC 13.09.2023 32.5N 36.1W MODERATE INTENSIFYING SLIGHTLY 00UTC 14.09.2023 34.4N 34.9W MODERATE INTENSIFYING SLIGHTLY 12UTC 14.09.2023 35.5N 32.6W STRONG INTENSIFYING SLIGHTLY HURRICANE LEE ANALYSED POSITION : 15.9N 49.5W ATCF IDENTIFIER : AL132023 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 07.09.2023 15.9N 49.5W MODERATE 00UTC 08.09.2023 17.0N 51.8W MODERATE LITTLE CHANGE 12UTC 08.09.2023 17.8N 54.2W MODERATE LITTLE CHANGE 00UTC 09.09.2023 18.7N 56.0W MODERATE LITTLE CHANGE 12UTC 09.09.2023 19.8N 58.1W MODERATE LITTLE CHANGE 00UTC 10.09.2023 20.5N 59.8W MODERATE LITTLE CHANGE 12UTC 10.09.2023 21.2N 61.4W MODERATE LITTLE CHANGE 00UTC 11.09.2023 22.0N 62.8W STRONG INTENSIFYING SLIGHTLY 12UTC 11.09.2023 22.8N 64.4W STRONG INTENSIFYING SLIGHTLY 00UTC 12.09.2023 23.4N 65.6W STRONG LITTLE CHANGE 12UTC 12.09.2023 24.1N 67.0W STRONG INTENSIFYING SLIGHTLY 00UTC 13.09.2023 24.6N 67.7W INTENSE INTENSIFYING SLIGHTLY 12UTC 13.09.2023 25.3N 68.5W INTENSE INTENSIFYING SLIGHTLY 00UTC 14.09.2023 26.6N 68.6W INTENSE LITTLE CHANGE 12UTC 14.09.2023 28.9N 69.3W INTENSE LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 6 HOURS FORECAST POSITION AT T+ 6 : 34.4N 19.3E VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 08.09.2023 34.8N 18.7E WEAK WEAKENING RAPIDLY 12UTC 08.09.2023 34.2N 17.3E WEAK LITTLE CHANGE 00UTC 09.09.2023 33.6N 17.2E WEAK LITTLE CHANGE 12UTC 09.09.2023 32.7N 17.6E WEAK LITTLE CHANGE 00UTC 10.09.2023 31.4N 19.2E WEAK LITTLE CHANGE 12UTC 10.09.2023 30.6N 21.0E WEAK LITTLE CHANGE 00UTC 11.09.2023 29.8N 22.5E WEAK LITTLE CHANGE 12UTC 11.09.2023 29.7N 23.9E WEAK LITTLE CHANGE 00UTC 12.09.2023 28.5N 25.3E WEAK LITTLE CHANGE 12UTC 12.09.2023 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 90 HOURS FORECAST POSITION AT T+ 90 : 14.8N 17.7W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 11.09.2023 14.7N 19.1W WEAK WEAKENING SLIGHTLY 00UTC 12.09.2023 14.9N 21.2W WEAK LITTLE CHANGE 12UTC 12.09.2023 15.3N 23.3W WEAK LITTLE CHANGE 00UTC 13.09.2023 15.8N 26.3W WEAK LITTLE CHANGE 12UTC 13.09.2023 16.1N 29.9W WEAK LITTLE CHANGE 00UTC 14.09.2023 16.6N 33.0W WEAK LITTLE CHANGE 12UTC 14.09.2023 17.3N 36.1W 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 071612