000 WTNT80 EGRR 191800 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 12UTC 19.09.2011 NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 12 HOURS FORECAST POSITION AT T+ 12 : 12.0N 38.7W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 20.09.2011 12.0N 38.7W WEAK 12UTC 20.09.2011 13.1N 40.4W WEAK LITTLE CHANGE 00UTC 21.09.2011 13.0N 43.5W WEAK LITTLE CHANGE 12UTC 21.09.2011 13.1N 46.5W WEAK LITTLE CHANGE 00UTC 22.09.2011 13.2N 49.1W WEAK LITTLE CHANGE 12UTC 22.09.2011 13.2N 52.5W MODERATE LITTLE CHANGE 00UTC 23.09.2011 13.7N 55.8W MODERATE LITTLE CHANGE 12UTC 23.09.2011 13.8N 59.3W MODERATE LITTLE CHANGE 00UTC 24.09.2011 14.4N 62.1W MODERATE LITTLE CHANGE 12UTC 24.09.2011 15.2N 64.9W MODERATE LITTLE CHANGE 00UTC 25.09.2011 16.2N 67.1W MODERATE INTENSIFYING SLIGHTLY 12UTC 25.09.2011 17.0N 69.0W MODERATE LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 60 HOURS FORECAST POSITION AT T+ 60 : 12.6N 99.6W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 22.09.2011 12.6N 99.6W WEAK 12UTC 22.09.2011 12.9N 100.8W WEAK LITTLE CHANGE 00UTC 23.09.2011 13.5N 102.2W MODERATE INTENSIFYING SLIGHTLY 12UTC 23.09.2011 14.9N 102.6W MODERATE INTENSIFYING SLIGHTLY 00UTC 24.09.2011 15.8N 105.0W STRONG INTENSIFYING SLIGHTLY 12UTC 24.09.2011 16.2N 107.4W STRONG INTENSIFYING SLIGHTLY 00UTC 25.09.2011 16.8N 109.5W STRONG WEAKENING SLIGHTLY 12UTC 25.09.2011 16.9N 111.2W STRONG WEAKENING 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 191752