058 WTNT80 EGRR 131600 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 12UTC 13.10.2021 HURRICANE PAMELA ANALYSED POSITION : 23.4N 106.9W ATCF IDENTIFIER : EP162021 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 13.10.2021 23.4N 106.9W STRONG 00UTC 14.10.2021 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 6 HOURS FORECAST POSITION AT T+ 6 : 12.8N 122.6W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 14.10.2021 13.5N 122.6W WEAK WEAKENING RAPIDLY 12UTC 14.10.2021 14.0N 121.9W WEAK LITTLE CHANGE 00UTC 15.10.2021 14.5N 121.0W WEAK LITTLE CHANGE 12UTC 15.10.2021 14.4N 120.4W WEAK LITTLE CHANGE 00UTC 16.10.2021 14.2N 120.2W WEAK LITTLE CHANGE 12UTC 16.10.2021 13.9N 120.5W WEAK LITTLE CHANGE 00UTC 17.10.2021 13.8N 121.2W WEAK LITTLE CHANGE 12UTC 17.10.2021 13.5N 122.3W WEAK LITTLE CHANGE 00UTC 18.10.2021 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 90 HOURS FORECAST POSITION AT T+ 90 : 31.1N 39.4W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 17.10.2021 32.5N 36.8W WEAK LITTLE CHANGE 00UTC 18.10.2021 36.1N 29.8W MODERATE LITTLE CHANGE 12UTC 18.10.2021 41.9N 21.1W MODERATE INTENSIFYING SLIGHTLY 00UTC 19.10.2021 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 120 HOURS FORECAST POSITION AT T+120 : 12.1N 125.2W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 18.10.2021 12.1N 125.2W WEAK 00UTC 19.10.2021 12.5N 126.1W WEAK LITTLE CHANGE 12UTC 19.10.2021 12.5N 126.4W 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. BULLETINS ARE NOW AVAILABLE WHICH PROVIDE EXPLICIT GUIDANCE ON CENTRAL PRESSURE AND MAXIMUM WIND SPEED. FOR FURTHER INFORMATION CONTACT TROPICAL_CYCLONES@METOFFICE.GOV.UK MET OFFICE, EXETER, UK TOO 131600