WTNT82 EGRR 261600 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 1200UTC 26.09.2021 HURRICANE SAM ANALYSED POSITION : 13.9N 50.2W ATCF IDENTIFIER : AL182021 LEAD CENTRAL MAXIMUM WIND VERIFYING TIME TIME POSITION PRESSURE (MB) SPEED (KNOTS) -------------- ---- -------- ------------- ------------- 1200UTC 26.09.2021 0 13.9N 50.2W 947 104 0000UTC 27.09.2021 12 14.5N 50.6W 963 88 1200UTC 27.09.2021 24 15.4N 51.5W 970 76 0000UTC 28.09.2021 36 16.3N 52.3W 975 66 1200UTC 28.09.2021 48 17.1N 53.4W 976 67 0000UTC 29.09.2021 60 17.8N 54.4W 978 61 1200UTC 29.09.2021 72 18.6N 55.8W 978 63 0000UTC 30.09.2021 84 19.8N 57.6W 971 72 1200UTC 30.09.2021 96 21.1N 59.7W 966 74 0000UTC 01.10.2021 108 23.3N 61.5W 964 79 1200UTC 01.10.2021 120 25.9N 63.4W 962 79 0000UTC 02.10.2021 132 29.4N 64.5W 956 85 1200UTC 02.10.2021 144 33.7N 63.8W 943 105 NEW TROPICAL CYCLONE FORECAST TO DEVELOP AFTER 42 HOURS FORECAST POSITION AT T+ 42 : 8.0N 18.5W LEAD CENTRAL MAXIMUM WIND VERIFYING TIME TIME POSITION PRESSURE (MB) SPEED (KNOTS) -------------- ---- -------- ------------- ------------- 1200UTC 28.09.2021 48 7.8N 19.9W 1007 30 0000UTC 29.09.2021 60 7.3N 22.3W 1005 35 1200UTC 29.09.2021 72 7.3N 24.4W 994 56 0000UTC 30.09.2021 84 6.9N 26.0W 980 71 1200UTC 30.09.2021 96 7.3N 26.3W 981 66 0000UTC 01.10.2021 108 9.0N 27.7W 989 58 1200UTC 01.10.2021 120 10.2N 29.8W 993 54 0000UTC 02.10.2021 132 11.7N 31.5W 996 49 1200UTC 02.10.2021 144 13.4N 33.7W 1002 44 NEW TROPICAL CYCLONE FORECAST TO DEVELOP AFTER 72 HOURS FORECAST POSITION AT T+ 72 : 8.9N 34.5W LEAD CENTRAL MAXIMUM WIND VERIFYING TIME TIME POSITION PRESSURE (MB) SPEED (KNOTS) -------------- ---- -------- ------------- ------------- 1200UTC 29.09.2021 72 8.9N 34.5W 1009 25 0000UTC 30.09.2021 84 9.4N 37.0W 1007 35 1200UTC 30.09.2021 96 9.3N 39.8W 1007 36 0000UTC 01.10.2021 108 9.5N 42.2W 1006 38 1200UTC 01.10.2021 120 9.3N 45.8W 1007 38 0000UTC 02.10.2021 132 9.5N 49.2W 1006 39 1200UTC 02.10.2021 144 9.4N 52.7W 1006 37 NEW TROPICAL CYCLONE FORECAST TO DEVELOP AFTER 108 HOURS FORECAST POSITION AT T+108 : 13.5N 130.8W LEAD CENTRAL MAXIMUM WIND VERIFYING TIME TIME POSITION PRESSURE (MB) SPEED (KNOTS) -------------- ---- -------- ------------- ------------- 0000UTC 01.10.2021 108 13.5N 130.8W 1005 26 1200UTC 01.10.2021 120 13.8N 131.0W 1005 26 0000UTC 02.10.2021 132 13.9N 131.9W 1005 24 1200UTC 02.10.2021 144 14.0N 132.2W 1007 25 NEW TROPICAL CYCLONE FORECAST TO DEVELOP AFTER 144 HOURS FORECAST POSITION AT T+144 : 13.3N 104.6W LEAD CENTRAL MAXIMUM WIND VERIFYING TIME TIME POSITION PRESSURE (MB) SPEED (KNOTS) -------------- ---- -------- ------------- ------------- 1200UTC 02.10.2021 144 13.3N 104.6W 1006 24 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. MET OFFICE, EXETER, UK TOO 261600