000 WTNT80 EGRR 141606 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 12UTC 14.11.2017 NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 42 HOURS FORECAST POSITION AT T+ 42 : 31.1N 57.4W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 16.11.2017 32.3N 54.6W MODERATE 00UTC 17.11.2017 35.4N 48.5W MODERATE INTENSIFYING SLIGHTLY 12UTC 17.11.2017 36.4N 43.1W MODERATE LITTLE CHANGE 00UTC 18.11.2017 38.2N 38.4W MODERATE LITTLE CHANGE 12UTC 18.11.2017 39.4N 35.1W MODERATE LITTLE CHANGE 00UTC 19.11.2017 40.8N 33.0W MODERATE WEAKENING SLIGHTLY 12UTC 19.11.2017 43.9N 31.1W MODERATE LITTLE CHANGE 00UTC 20.11.2017 48.6N 32.1W MODERATE INTENSIFYING SLIGHTLY 12UTC 20.11.2017 51.4N 38.6W MODERATE WEAKENING SLIGHTLY NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 90 HOURS FORECAST POSITION AT T+ 90 : 15.3N 71.8W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 18.11.2017 16.3N 70.8W WEAK WEAKENING RAPIDLY 00UTC 19.11.2017 18.0N 68.6W WEAK LITTLE CHANGE 12UTC 19.11.2017 19.4N 67.7W WEAK LITTLE CHANGE 00UTC 20.11.2017 21.5N 67.0W WEAK LITTLE CHANGE 12UTC 20.11.2017 23.8N 66.0W 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. 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 141606