589 WTNT80 EGRR 190359 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 00UTC 19.09.2021 TROPICAL STORM ODETTE ANALYSED POSITION : 39.1N 64.1W ATCF IDENTIFIER : AL152021 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 19.09.2021 39.1N 64.1W WEAK 12UTC 19.09.2021 41.7N 59.7W MODERATE INTENSIFYING SLIGHTLY 00UTC 20.09.2021 43.6N 54.7W MODERATE INTENSIFYING SLIGHTLY 12UTC 20.09.2021 42.9N 52.1W MODERATE LITTLE CHANGE 00UTC 21.09.2021 42.3N 50.1W MODERATE WEAKENING SLIGHTLY 12UTC 21.09.2021 40.5N 49.2W MODERATE LITTLE CHANGE 00UTC 22.09.2021 39.5N 49.7W MODERATE LITTLE CHANGE 12UTC 22.09.2021 40.1N 50.2W MODERATE LITTLE CHANGE 00UTC 23.09.2021 40.6N 51.9W MODERATE LITTLE CHANGE 12UTC 23.09.2021 41.6N 52.7W MODERATE LITTLE CHANGE 00UTC 24.09.2021 43.3N 52.9W MODERATE WEAKENING SLIGHTLY 12UTC 24.09.2021 44.8N 52.5W WEAK WEAKENING SLIGHTLY 00UTC 25.09.2021 45.1N 53.1W WEAK WEAKENING SLIGHTLY TROPICAL DEPRESSION 16L ANALYSED POSITION : 15.2N 52.3W ATCF IDENTIFIER : AL162021 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 19.09.2021 15.2N 52.3W WEAK 12UTC 19.09.2021 BELOW TROPICAL STORM STRENGTH TROPICAL DEPRESSION 97L ANALYSED POSITION : 10.8N 27.0W ATCF IDENTIFIER : AL972021 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 19.09.2021 10.8N 27.0W WEAK 12UTC 19.09.2021 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 30 HOURS FORECAST POSITION AT T+ 30 : 19.1N 59.1W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 20.09.2021 19.7N 60.3W WEAK LITTLE CHANGE 00UTC 21.09.2021 20.3N 61.9W WEAK LITTLE CHANGE 12UTC 21.09.2021 21.4N 63.3W WEAK LITTLE CHANGE 00UTC 22.09.2021 22.2N 64.7W WEAK LITTLE CHANGE 12UTC 22.09.2021 23.2N 65.4W WEAK LITTLE CHANGE 00UTC 23.09.2021 23.7N 65.4W WEAK LITTLE CHANGE 12UTC 23.09.2021 24.4N 64.5W WEAK LITTLE CHANGE 00UTC 24.09.2021 24.7N 64.0W WEAK LITTLE CHANGE 12UTC 24.09.2021 25.5N 63.3W WEAK LITTLE CHANGE 00UTC 25.09.2021 26.2N 63.0W WEAK LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 84 HOURS FORECAST POSITION AT T+ 84 : 16.5N 123.0W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 22.09.2021 16.5N 123.0W WEAK 00UTC 23.09.2021 17.9N 125.6W WEAK LITTLE CHANGE 12UTC 23.09.2021 19.0N 128.4W WEAK LITTLE CHANGE 00UTC 24.09.2021 20.3N 130.4W WEAK LITTLE CHANGE 12UTC 24.09.2021 21.1N 132.7W WEAK LITTLE CHANGE 00UTC 25.09.2021 21.7N 134.6W 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 190359