002 WTNT80 EGRR 230403 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 00UTC 23.08.2021 TROPICAL DEPRESSION 94E ANALYSED POSITION : 20.5N 109.3W ATCF IDENTIFIER : EP942021 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 23.08.2021 20.5N 109.3W WEAK 12UTC 23.08.2021 20.8N 111.8W MODERATE LITTLE CHANGE 00UTC 24.08.2021 21.2N 114.6W WEAK LITTLE CHANGE 12UTC 24.08.2021 21.2N 117.1W WEAK LITTLE CHANGE 00UTC 25.08.2021 21.1N 119.3W WEAK LITTLE CHANGE 12UTC 25.08.2021 21.3N 121.2W WEAK LITTLE CHANGE 00UTC 26.08.2021 20.9N 123.0W WEAK LITTLE CHANGE 12UTC 26.08.2021 BELOW TROPICAL STORM STRENGTH TROPICAL DEPRESSION HENRI ANALYSED POSITION : 41.9N 73.1W ATCF IDENTIFIER : AL082021 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 23.08.2021 41.9N 73.1W WEAK 12UTC 23.08.2021 41.7N 74.5W WEAK LITTLE CHANGE 00UTC 24.08.2021 41.9N 72.6W WEAK LITTLE CHANGE 12UTC 24.08.2021 42.6N 70.2W WEAK LITTLE CHANGE 00UTC 25.08.2021 BELOW TROPICAL STORM STRENGTH TROPICAL STORM LINDA ANALYSED POSITION : 21.1N 153.7W ATCF IDENTIFIER : EP122021 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 23.08.2021 21.1N 153.7W WEAK 12UTC 23.08.2021 21.3N 155.6W WEAK LITTLE CHANGE 00UTC 24.08.2021 21.4N 158.5W WEAK LITTLE CHANGE 12UTC 24.08.2021 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 24 HOURS FORECAST POSITION AT T+ 24 : 12.0N 132.7W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 24.08.2021 12.0N 132.7W WEAK 12UTC 24.08.2021 12.2N 131.5W WEAK LITTLE CHANGE 00UTC 25.08.2021 12.2N 130.0W WEAK LITTLE CHANGE 12UTC 25.08.2021 12.3N 128.7W WEAK LITTLE CHANGE 00UTC 26.08.2021 12.9N 127.5W WEAK LITTLE CHANGE 12UTC 26.08.2021 13.2N 126.5W MODERATE LITTLE CHANGE 00UTC 27.08.2021 13.3N 126.0W WEAK LITTLE CHANGE 12UTC 27.08.2021 13.2N 125.6W WEAK LITTLE CHANGE 00UTC 28.08.2021 13.1N 125.3W WEAK LITTLE CHANGE 12UTC 28.08.2021 13.2N 124.3W WEAK LITTLE CHANGE 00UTC 29.08.2021 13.6N 123.1W WEAK LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 66 HOURS FORECAST POSITION AT T+ 66 : 10.4N 140.2W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 26.08.2021 10.3N 140.0W WEAK INTENSIFYING RAPIDLY 12UTC 26.08.2021 10.3N 139.9W WEAK LITTLE CHANGE 00UTC 27.08.2021 10.0N 140.1W WEAK LITTLE CHANGE 12UTC 27.08.2021 9.5N 140.6W WEAK LITTLE CHANGE 00UTC 28.08.2021 9.0N 141.4W WEAK LITTLE CHANGE 12UTC 28.08.2021 8.9N 142.5W WEAK LITTLE CHANGE 00UTC 29.08.2021 9.1N 144.1W WEAK LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 90 HOURS FORECAST POSITION AT T+ 90 : 24.5N 173.5W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 27.08.2021 24.9N 174.6W WEAK WEAKENING SLIGHTLY 12UTC 27.08.2021 25.9N 176.8W WEAK LITTLE CHANGE 00UTC 28.08.2021 26.6N 179.4W WEAK LITTLE CHANGE 12UTC 28.08.2021 27.1N 178.4E WEAK LITTLE CHANGE 00UTC 29.08.2021 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 90 HOURS FORECAST POSITION AT T+ 90 : 31.7N 58.4W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 27.08.2021 32.3N 58.6W WEAK WEAKENING SLIGHTLY 12UTC 27.08.2021 32.5N 58.4W WEAK LITTLE CHANGE 00UTC 28.08.2021 31.6N 56.9W WEAK LITTLE CHANGE 12UTC 28.08.2021 30.8N 55.1W WEAK LITTLE CHANGE 00UTC 29.08.2021 30.0N 54.6W WEAK LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 102 HOURS FORECAST POSITION AT T+102 : 13.2N 100.8W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 27.08.2021 13.0N 101.5W WEAK INTENSIFYING SLIGHTLY 00UTC 28.08.2021 13.9N 102.9W WEAK LITTLE CHANGE 12UTC 28.08.2021 14.4N 103.4W WEAK LITTLE CHANGE 00UTC 29.08.2021 15.0N 103.6W MODERATE LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 138 HOURS FORECAST POSITION AT T+138 : 43.1N 16.4E VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 29.08.2021 43.1N 17.2E WEAK WEAKENING SLIGHTLY 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 230403