000 WTNT80 EGRR 270453 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 00UTC 27.08.2008 TROPICAL STORM GUSTAV ANALYSED POSITION : 18.0N 72.8W ATCF IDENTIFIER : AL072008 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 27.08.2008 18.0N 72.8W WEAK 12UTC 27.08.2008 19.0N 74.1W WEAK LITTLE CHANGE 00UTC 28.08.2008 19.0N 75.2W WEAK LITTLE CHANGE 12UTC 28.08.2008 18.3N 76.4W WEAK WEAKENING SLIGHTLY 00UTC 29.08.2008 17.8N 78.0W WEAK LITTLE CHANGE 12UTC 29.08.2008 18.1N 79.0W WEAK LITTLE CHANGE 00UTC 30.08.2008 19.0N 81.3W WEAK LITTLE CHANGE 12UTC 30.08.2008 20.1N 83.5W WEAK LITTLE CHANGE 00UTC 31.08.2008 21.4N 85.4W WEAK INTENSIFYING SLIGHTLY 12UTC 31.08.2008 23.1N 87.9W MODERATE INTENSIFYING SLIGHTLY 00UTC 01.09.2008 24.3N 89.3W MODERATE INTENSIFYING SLIGHTLY 12UTC 01.09.2008 25.6N 91.2W MODERATE LITTLE CHANGE 00UTC 02.09.2008 26.4N 92.1W WEAK WEAKENING SLIGHTLY NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 60 HOURS FORECAST POSITION AT T+ 60 : 13.3N 19.9W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 29.08.2008 13.3N 19.9W MODERATE 00UTC 30.08.2008 13.7N 22.3W MODERATE LITTLE CHANGE 12UTC 30.08.2008 14.4N 25.1W STRONG INTENSIFYING RAPIDLY 00UTC 31.08.2008 15.6N 27.3W STRONG LITTLE CHANGE 12UTC 31.08.2008 16.6N 31.1W MODERATE WEAKENING SLIGHTLY 00UTC 01.09.2008 17.7N 34.4W MODERATE LITTLE CHANGE 12UTC 01.09.2008 18.5N 37.0W MODERATE WEAKENING SLIGHTLY 00UTC 02.09.2008 19.8N 39.6W MODERATE INTENSIFYING 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 MET OFFICE, EXETER, UK TOO 270453