WTNT82 EGRR 050410 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 0000UTC 05.09.2017 HURRICANE IRMA ANALYSED POSITION : 16.6N 55.1W ATCF IDENTIFIER : AL112017 LEAD CENTRAL MAXIMUM WIND VERIFYING TIME TIME POSITION PRESSURE (MB) SPEED (KNOTS) -------------- ---- -------- ------------- ------------- 0000UTC 05.09.2017 0 16.6N 55.1W 955 86 1200UTC 05.09.2017 12 16.6N 57.7W 961 77 0000UTC 06.09.2017 24 17.1N 60.1W 961 74 1200UTC 06.09.2017 36 17.8N 62.8W 956 80 0000UTC 07.09.2017 48 18.8N 65.2W 955 78 1200UTC 07.09.2017 60 19.7N 67.9W 947 83 0000UTC 08.09.2017 72 20.4N 70.3W 937 92 1200UTC 08.09.2017 84 20.7N 72.7W 946 88 0000UTC 09.09.2017 96 20.8N 75.0W 946 86 1200UTC 09.09.2017 108 21.0N 77.2W 953 74 0000UTC 10.09.2017 120 21.5N 79.0W 950 71 1200UTC 10.09.2017 132 22.5N 79.9W 942 83 0000UTC 11.09.2017 144 24.0N 79.7W 929 92 NEW TROPICAL CYCLONE FORECAST TO DEVELOP AFTER 30 HOURS FORECAST POSITION AT T+ 30 : 13.1N 42.5W LEAD CENTRAL MAXIMUM WIND VERIFYING TIME TIME POSITION PRESSURE (MB) SPEED (KNOTS) -------------- ---- -------- ------------- ------------- 1200UTC 06.09.2017 36 13.3N 43.7W 1011 28 0000UTC 07.09.2017 48 14.5N 46.6W 1008 34 1200UTC 07.09.2017 60 15.3N 50.0W 1003 43 0000UTC 08.09.2017 72 16.4N 53.1W 996 56 1200UTC 08.09.2017 84 17.5N 56.3W 993 60 0000UTC 09.09.2017 96 18.4N 59.2W 990 64 1200UTC 09.09.2017 108 19.5N 61.7W 989 65 0000UTC 10.09.2017 120 20.5N 63.7W 987 63 1200UTC 10.09.2017 132 22.2N 65.7W 984 61 0000UTC 11.09.2017 144 24.4N 67.3W 981 68 NEW TROPICAL CYCLONE FORECAST TO DEVELOP AFTER 36 HOURS FORECAST POSITION AT T+ 36 : 21.6N 95.6W LEAD CENTRAL MAXIMUM WIND VERIFYING TIME TIME POSITION PRESSURE (MB) SPEED (KNOTS) -------------- ---- -------- ------------- ------------- 1200UTC 06.09.2017 36 21.6N 95.6W 1007 28 0000UTC 07.09.2017 48 21.3N 94.5W 1006 31 1200UTC 07.09.2017 60 21.1N 94.0W 1004 30 0000UTC 08.09.2017 72 21.4N 94.1W 999 41 1200UTC 08.09.2017 84 21.3N 94.9W 993 47 0000UTC 09.09.2017 96 20.6N 95.7W 983 62 1200UTC 09.09.2017 108 CEASED TRACKING NEW TROPICAL CYCLONE FORECAST TO DEVELOP AFTER 114 HOURS FORECAST POSITION AT T+114 : 10.8N 137.4W LEAD CENTRAL MAXIMUM WIND VERIFYING TIME TIME POSITION PRESSURE (MB) SPEED (KNOTS) -------------- ---- -------- ------------- ------------- 0000UTC 10.09.2017 120 11.2N 137.3W 1008 22 1200UTC 10.09.2017 132 11.9N 137.4W 1007 22 0000UTC 11.09.2017 144 12.2N 137.2W 1007 23 NEW TROPICAL CYCLONE FORECAST TO DEVELOP AFTER 144 HOURS FORECAST POSITION AT T+144 : 18.2N 107.2W LEAD CENTRAL MAXIMUM WIND VERIFYING TIME TIME POSITION PRESSURE (MB) SPEED (KNOTS) -------------- ---- -------- ------------- ------------- 0000UTC 11.09.2017 144 18.2N 107.2W 1004 26 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 050409