000 WTNT80 EGRR 071711 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 12UTC 07.10.2008 TROPICAL STORM MARCO ANALYSED POSITION : 20.5N 96.4W ATCF IDENTIFIER : AL132008 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 07.10.2008 20.5N 96.4W WEAK 00UTC 08.10.2008 20.7N 96.6W WEAK LITTLE CHANGE 12UTC 08.10.2008 BELOW TROPICAL STORM STRENGTH HURRICANE NORBERT ANALYSED POSITION : 15.1N 106.6W ATCF IDENTIFIER : EP152008 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 07.10.2008 15.1N 106.6W MODERATE 00UTC 08.10.2008 15.6N 108.8W STRONG INTENSIFYING SLIGHTLY 12UTC 08.10.2008 16.0N 110.0W STRONG INTENSIFYING SLIGHTLY 00UTC 09.10.2008 17.1N 111.6W STRONG WEAKENING SLIGHTLY 12UTC 09.10.2008 17.9N 112.7W STRONG LITTLE CHANGE 00UTC 10.10.2008 19.3N 113.4W STRONG LITTLE CHANGE 12UTC 10.10.2008 20.7N 113.9W STRONG LITTLE CHANGE 00UTC 11.10.2008 22.7N 113.3W STRONG LITTLE CHANGE 12UTC 11.10.2008 24.3N 112.1W MODERATE WEAKENING SLIGHTLY 00UTC 12.10.2008 26.8N 110.5W MODERATE INTENSIFYING SLIGHTLY 12UTC 12.10.2008 29.9N 110.2W WEAK WEAKENING RAPIDLY 00UTC 13.10.2008 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 36 HOURS FORECAST POSITION AT T+ 36 : 7.7N 28.7W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 09.10.2008 7.7N 28.7W WEAK 12UTC 09.10.2008 8.5N 30.8W WEAK LITTLE CHANGE 00UTC 10.10.2008 9.3N 33.5W WEAK WEAKENING SLIGHTLY 12UTC 10.10.2008 10.7N 36.4W WEAK LITTLE CHANGE 00UTC 11.10.2008 12.1N 38.4W WEAK INTENSIFYING SLIGHTLY 12UTC 11.10.2008 13.2N 40.7W WEAK INTENSIFYING SLIGHTLY 00UTC 12.10.2008 13.6N 41.9W WEAK LITTLE CHANGE 12UTC 12.10.2008 14.2N 43.0W MODERATE INTENSIFYING RAPIDLY 00UTC 13.10.2008 15.1N 44.0W STRONG INTENSIFYING SLIGHTLY 12UTC 13.10.2008 16.2N 45.1W STRONG LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 48 HOURS FORECAST POSITION AT T+ 48 : 13.1N 93.3W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 09.10.2008 13.1N 93.3W WEAK 00UTC 10.10.2008 13.5N 93.5W WEAK LITTLE CHANGE 12UTC 10.10.2008 13.6N 93.1W WEAK LITTLE CHANGE 00UTC 11.10.2008 13.6N 92.9W WEAK WEAKENING SLIGHTLY 12UTC 11.10.2008 13.4N 92.9W WEAK LITTLE CHANGE 00UTC 12.10.2008 13.3N 92.6W WEAK WEAKENING RAPIDLY 12UTC 12.10.2008 13.2N 93.1W WEAK LITTLE CHANGE 00UTC 13.10.2008 13.2N 94.1W WEAK INTENSIFYING SLIGHTLY 12UTC 13.10.2008 13.2N 95.0W WEAK 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 071711