000 WTNT80 EGRR 081618 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 12UTC 08.08.2017 TROPICAL STORM FRANKLIN ANALYSED POSITION : 19.5N 88.6W ATCF IDENTIFIER : AL072017 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 08.08.2017 19.5N 88.6W MODERATE 00UTC 09.08.2017 20.3N 91.0W MODERATE LITTLE CHANGE 12UTC 09.08.2017 20.3N 93.3W MODERATE INTENSIFYING SLIGHTLY 00UTC 10.08.2017 20.6N 95.8W MODERATE INTENSIFYING SLIGHTLY 12UTC 10.08.2017 20.1N 97.3W WEAK WEAKENING RAPIDLY 00UTC 11.08.2017 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 72 HOURS FORECAST POSITION AT T+ 72 : 20.0N 106.6W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 11.08.2017 20.0N 106.6W WEAK 00UTC 12.08.2017 21.0N 108.3W WEAK LITTLE CHANGE 12UTC 12.08.2017 23.0N 110.7W WEAK LITTLE CHANGE 00UTC 13.08.2017 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 120 HOURS FORECAST POSITION AT T+120 : 28.3N 72.0W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 13.08.2017 28.3N 72.0W WEAK 00UTC 14.08.2017 29.4N 74.0W WEAK LITTLE CHANGE 12UTC 14.08.2017 30.7N 74.9W WEAK LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 126 HOURS FORECAST POSITION AT T+126 : 15.5N 108.6W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 14.08.2017 15.9N 109.7W WEAK INTENSIFYING SLIGHTLY 12UTC 14.08.2017 15.9N 111.2W MODERATE LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 144 HOURS FORECAST POSITION AT T+144 : 12.6N 137.4W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 14.08.2017 12.6N 137.4W WEAK 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 081618