000 WTNT80 EGRR 261800 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 12UTC 26.09.2013 TROPICAL STORM DEVELOPED IN THE MODEL ANALYSIS AT POSITION : 31.4N 68.8W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 26.09.2013 31.4N 68.8W MODERATE 00UTC 27.09.2013 31.2N 65.3W MODERATE LITTLE CHANGE 12UTC 27.09.2013 32.6N 59.2W WEAK WEAKENING RAPIDLY 00UTC 28.09.2013 33.3N 55.8W WEAK WEAKENING SLIGHTLY 12UTC 28.09.2013 33.5N 52.1W WEAK LITTLE CHANGE 00UTC 29.09.2013 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 42 HOURS FORECAST POSITION AT T+ 42 : 16.4N 106.2W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 28.09.2013 15.8N 107.6W WEAK LITTLE CHANGE 00UTC 29.09.2013 17.3N 108.6W WEAK LITTLE CHANGE 12UTC 29.09.2013 18.1N 109.5W WEAK INTENSIFYING SLIGHTLY 00UTC 30.09.2013 18.7N 110.5W WEAK WEAKENING SLIGHTLY 12UTC 30.09.2013 18.8N 111.6W WEAK WEAKENING SLIGHTLY 00UTC 01.10.2013 19.1N 112.7W WEAK LITTLE CHANGE 12UTC 01.10.2013 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 60 HOURS FORECAST POSITION AT T+ 60 : 29.5N 67.9W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 29.09.2013 29.5N 67.9W WEAK 12UTC 29.09.2013 30.9N 67.1W WEAK INTENSIFYING SLIGHTLY 00UTC 30.09.2013 32.6N 66.3W WEAK WEAKENING SLIGHTLY 12UTC 30.09.2013 37.0N 64.7W WEAK INTENSIFYING SLIGHTLY 00UTC 01.10.2013 39.2N 63.1W WEAK WEAKENING SLIGHTLY 12UTC 01.10.2013 40.2N 61.7W WEAK LITTLE CHANGE 00UTC 02.10.2013 40.7N 59.4W MODERATE INTENSIFYING SLIGHTLY 12UTC 02.10.2013 40.4N 56.2W MODERATE LITTLE CHANGE 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 261716