145 WTNT80 EGRR 131605 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 12UTC 13.11.2020 TROPICAL STORM ETA ANALYSED POSITION : 33.3N 74.9W ATCF IDENTIFIER : AL292020 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 13.11.2020 33.3N 74.9W WEAK 00UTC 14.11.2020 36.9N 69.7W WEAK INTENSIFYING SLIGHTLY 12UTC 14.11.2020 39.9N 60.7W MODERATE INTENSIFYING SLIGHTLY 00UTC 15.11.2020 BELOW TROPICAL STORM STRENGTH TROPICAL DEPRESSION 98L ANALYSED POSITION : 13.9N 74.3W ATCF IDENTIFIER : AL982020 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 13.11.2020 13.9N 74.3W WEAK 00UTC 14.11.2020 BELOW TROPICAL STORM STRENGTH TROPICAL STORM THETA ANALYSED POSITION : 32.2N 24.6W ATCF IDENTIFIER : AL302020 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 13.11.2020 32.2N 24.6W MODERATE 00UTC 14.11.2020 31.6N 22.7W MODERATE LITTLE CHANGE 12UTC 14.11.2020 31.0N 20.6W MODERATE LITTLE CHANGE 00UTC 15.11.2020 30.8N 18.8W MODERATE WEAKENING SLIGHTLY 12UTC 15.11.2020 30.9N 18.0W WEAK WEAKENING SLIGHTLY 00UTC 16.11.2020 31.7N 18.0W WEAK WEAKENING SLIGHTLY 12UTC 16.11.2020 33.5N 18.2W WEAK WEAKENING SLIGHTLY 00UTC 17.11.2020 36.4N 17.2W WEAK LITTLE CHANGE 12UTC 17.11.2020 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 30 HOURS FORECAST POSITION AT T+ 30 : 13.7N 106.9W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 15.11.2020 14.0N 106.9W WEAK WEAKENING RAPIDLY 12UTC 15.11.2020 14.2N 107.4W WEAK LITTLE CHANGE 00UTC 16.11.2020 14.6N 108.5W WEAK INTENSIFYING SLIGHTLY 12UTC 16.11.2020 15.3N 110.2W MODERATE LITTLE CHANGE 00UTC 17.11.2020 15.8N 112.0W MODERATE LITTLE CHANGE 12UTC 17.11.2020 16.4N 113.6W MODERATE LITTLE CHANGE 00UTC 18.11.2020 16.9N 115.3W WEAK LITTLE CHANGE 12UTC 18.11.2020 17.5N 117.2W WEAK LITTLE CHANGE 00UTC 19.11.2020 18.1N 119.3W WEAK LITTLE CHANGE 12UTC 19.11.2020 18.7N 120.8W WEAK LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 30 HOURS FORECAST POSITION AT T+ 30 : 13.2N 77.4W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 15.11.2020 12.7N 77.6W WEAK WEAKENING RAPIDLY 12UTC 15.11.2020 13.2N 78.8W WEAK LITTLE CHANGE 00UTC 16.11.2020 13.3N 80.9W MODERATE INTENSIFYING SLIGHTLY 12UTC 16.11.2020 13.6N 82.3W MODERATE INTENSIFYING SLIGHTLY 00UTC 17.11.2020 14.5N 83.4W MODERATE LITTLE CHANGE 12UTC 17.11.2020 15.3N 84.8W MODERATE WEAKENING SLIGHTLY 00UTC 18.11.2020 16.2N 86.3W MODERATE LITTLE CHANGE 12UTC 18.11.2020 16.1N 87.0W MODERATE LITTLE CHANGE 00UTC 19.11.2020 15.9N 86.9W WEAK WEAKENING SLIGHTLY 12UTC 19.11.2020 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 48 HOURS FORECAST POSITION AT T+ 48 : 10.8N 120.3W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 15.11.2020 10.8N 120.3W WEAK 00UTC 16.11.2020 11.0N 120.0W WEAK LITTLE CHANGE 12UTC 16.11.2020 11.1N 119.3W WEAK LITTLE CHANGE 00UTC 17.11.2020 11.4N 118.9W WEAK LITTLE CHANGE 12UTC 17.11.2020 12.1N 118.6W WEAK LITTLE CHANGE 00UTC 18.11.2020 12.8N 118.6W WEAK LITTLE CHANGE 12UTC 18.11.2020 13.3N 118.4W WEAK LITTLE CHANGE 00UTC 19.11.2020 14.2N 118.1W WEAK LITTLE CHANGE 12UTC 19.11.2020 14.7N 117.7W 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 131605