612 WTNT80 EGRR 271559 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 12UTC 27.08.2021 TROPICAL DEPRESSION 98L ANALYSED POSITION : 13.1N 47.6W ATCF IDENTIFIER : AL982021 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 27.08.2021 13.1N 47.6W WEAK 00UTC 28.08.2021 BELOW TROPICAL STORM STRENGTH TROPICAL DEPRESSION 97L ANALYSED POSITION : 32.7N 52.9W ATCF IDENTIFIER : AL972021 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 27.08.2021 32.7N 52.9W WEAK 00UTC 28.08.2021 32.6N 52.5W WEAK LITTLE CHANGE 12UTC 28.08.2021 32.5N 51.7W WEAK LITTLE CHANGE 00UTC 29.08.2021 32.8N 50.2W WEAK LITTLE CHANGE 12UTC 29.08.2021 33.8N 48.1W WEAK LITTLE CHANGE 00UTC 30.08.2021 35.8N 44.5W WEAK INTENSIFYING SLIGHTLY 12UTC 30.08.2021 37.5N 40.1W MODERATE INTENSIFYING SLIGHTLY 00UTC 31.08.2021 39.7N 35.8W MODERATE INTENSIFYING SLIGHTLY 12UTC 31.08.2021 42.4N 32.6W MODERATE WEAKENING SLIGHTLY 00UTC 01.09.2021 46.7N 31.6W MODERATE LITTLE CHANGE 12UTC 01.09.2021 51.7N 34.6W MODERATE LITTLE CHANGE 00UTC 02.09.2021 54.2N 40.3W MODERATE LITTLE CHANGE 12UTC 02.09.2021 54.7N 40.7W MODERATE LITTLE CHANGE TROPICAL STORM IDA ANALYSED POSITION : 20.1N 81.6W ATCF IDENTIFIER : AL092021 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 27.08.2021 20.1N 81.6W WEAK 00UTC 28.08.2021 21.9N 83.5W MODERATE INTENSIFYING SLIGHTLY 12UTC 28.08.2021 23.8N 85.8W MODERATE INTENSIFYING SLIGHTLY 00UTC 29.08.2021 25.5N 88.1W MODERATE INTENSIFYING SLIGHTLY 12UTC 29.08.2021 27.0N 90.2W STRONG INTENSIFYING SLIGHTLY 00UTC 30.08.2021 28.4N 91.9W STRONG INTENSIFYING RAPIDLY 12UTC 30.08.2021 29.4N 92.6W INTENSE INTENSIFYING RAPIDLY 00UTC 31.08.2021 30.7N 92.5W STRONG WEAKENING RAPIDLY 12UTC 31.08.2021 32.5N 92.1W STRONG WEAKENING RAPIDLY 00UTC 01.09.2021 33.7N 91.7W MODERATE WEAKENING SLIGHTLY 12UTC 01.09.2021 34.6N 91.5W MODERATE WEAKENING SLIGHTLY 00UTC 02.09.2021 34.9N 91.6W MODERATE WEAKENING SLIGHTLY 12UTC 02.09.2021 35.5N 91.6W WEAK WEAKENING SLIGHTLY TROPICAL STORM NORA ANALYSED POSITION : 15.3N 103.8W ATCF IDENTIFIER : EP142021 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 27.08.2021 15.3N 103.8W MODERATE 00UTC 28.08.2021 16.1N 106.1W MODERATE INTENSIFYING SLIGHTLY 12UTC 28.08.2021 17.0N 106.6W MODERATE INTENSIFYING SLIGHTLY 00UTC 29.08.2021 18.6N 106.9W STRONG INTENSIFYING SLIGHTLY 12UTC 29.08.2021 20.5N 107.2W STRONG INTENSIFYING SLIGHTLY 00UTC 30.08.2021 21.6N 108.2W STRONG LITTLE CHANGE 12UTC 30.08.2021 22.5N 109.2W STRONG INTENSIFYING SLIGHTLY 00UTC 31.08.2021 23.5N 110.3W STRONG WEAKENING SLIGHTLY 12UTC 31.08.2021 24.5N 111.5W STRONG LITTLE CHANGE 00UTC 01.09.2021 25.6N 112.2W STRONG WEAKENING SLIGHTLY 12UTC 01.09.2021 27.2N 112.8W MODERATE WEAKENING RAPIDLY 00UTC 02.09.2021 29.8N 113.2W MODERATE WEAKENING SLIGHTLY 12UTC 02.09.2021 32.9N 113.0W MODERATE LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 132 HOURS FORECAST POSITION AT T+132 : 13.3N 33.5W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 02.09.2021 13.3N 33.5W WEAK 12UTC 02.09.2021 14.7N 37.3W 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 271559