000 WTNT80 EGRR 190538 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 00UTC 19.09.2007 TROPICAL STORM IVO ANALYSED POSITION : 13.7N 108.3W ATCF IDENTIFIER : EP122007 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 19.09.2007 13.7N 108.3W WEAK 12UTC 19.09.2007 15.2N 110.1W WEAK LITTLE CHANGE 00UTC 20.09.2007 15.9N 111.8W WEAK LITTLE CHANGE 12UTC 20.09.2007 16.6N 112.7W WEAK LITTLE CHANGE 00UTC 21.09.2007 17.5N 113.3W WEAK WEAKENING SLIGHTLY 12UTC 21.09.2007 18.2N 113.3W WEAK WEAKENING SLIGHTLY 00UTC 22.09.2007 19.2N 112.9W WEAK WEAKENING SLIGHTLY 12UTC 22.09.2007 19.7N 112.2W WEAK LITTLE CHANGE 00UTC 23.09.2007 20.0N 111.6W WEAK LITTLE CHANGE 12UTC 23.09.2007 19.7N 110.6W WEAK LITTLE CHANGE 00UTC 24.09.2007 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 60 HOURS FORECAST POSITION AT T+ 60 : 28.9N 85.1W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 21.09.2007 28.9N 85.1W WEAK 00UTC 22.09.2007 29.4N 86.9W WEAK LITTLE CHANGE 12UTC 22.09.2007 29.1N 88.5W WEAK LITTLE CHANGE 00UTC 23.09.2007 30.1N 89.8W WEAK LITTLE CHANGE 12UTC 23.09.2007 BELOW TROPICAL STORM STRENGTH 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 190538