000 WTNT80 EGRR 230600 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 00UTC 23.08.2009 HURRICANE BILL ANALYSED POSITION : 38.1N 68.5W ATCF IDENTIFIER : AL032009 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 23.08.2009 38.1N 68.5W STRONG 12UTC 23.08.2009 42.5N 66.7W MODERATE WEAKENING SLIGHTLY 00UTC 24.08.2009 46.6N 60.9W MODERATE WEAKENING SLIGHTLY 12UTC 24.08.2009 48.9N 51.0W WEAK WEAKENING RAPIDLY 00UTC 25.08.2009 EXTRA-TROPICAL TROPICAL STORM HILDA ANALYSED POSITION : 13.6N 137.6W ATCF IDENTIFIER : EP112009 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 23.08.2009 13.6N 137.6W WEAK 12UTC 23.08.2009 13.5N 140.3W WEAK INTENSIFYING SLIGHTLY 00UTC 24.08.2009 13.6N 141.5W WEAK INTENSIFYING SLIGHTLY 12UTC 24.08.2009 13.9N 143.2W MODERATE INTENSIFYING SLIGHTLY 00UTC 25.08.2009 14.2N 144.8W MODERATE LITTLE CHANGE 12UTC 25.08.2009 14.4N 146.5W MODERATE LITTLE CHANGE 00UTC 26.08.2009 14.5N 148.2W WEAK WEAKENING SLIGHTLY 12UTC 26.08.2009 14.9N 149.5W WEAK LITTLE CHANGE 00UTC 27.08.2009 14.8N 151.6W WEAK WEAKENING SLIGHTLY 12UTC 27.08.2009 15.1N 153.0W WEAK LITTLE CHANGE 00UTC 28.08.2009 15.5N 155.1W WEAK LITTLE CHANGE 12UTC 28.08.2009 15.5N 157.3W WEAK LITTLE CHANGE 00UTC 29.08.2009 15.8N 160.6W WEAK LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 36 HOURS FORECAST POSITION AT T+ 36 : 14.2N 119.8W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 24.08.2009 14.2N 119.8W WEAK 00UTC 25.08.2009 13.1N 121.4W WEAK LITTLE CHANGE 12UTC 25.08.2009 13.1N 123.1W WEAK WEAKENING SLIGHTLY 00UTC 26.08.2009 10.1N 130.5W WEAK INTENSIFYING RAPIDLY 12UTC 26.08.2009 10.3N 129.4W WEAK LITTLE CHANGE 00UTC 27.08.2009 12.4N 129.5W WEAK WEAKENING SLIGHTLY 12UTC 27.08.2009 13.4N 129.7W WEAK WEAKENING SLIGHTLY 00UTC 28.08.2009 14.1N 129.8W WEAK WEAKENING SLIGHTLY 12UTC 28.08.2009 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 230429