000 WTNT80 EGRR 080418 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 00UTC 08.09.2016 TROPICAL STORM LESTER ANALYSED POSITION : 40.0N 163.6W ATCF IDENTIFIER : EP132016 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 08.09.2016 40.0N 163.6W WEAK 12UTC 08.09.2016 44.5N 158.7W WEAK WEAKENING SLIGHTLY 00UTC 09.09.2016 BELOW TROPICAL STORM STRENGTH TROPICAL DEPRESSION NEWTON ANALYSED POSITION : 32.3N 109.9W ATCF IDENTIFIER : EP152016 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 08.09.2016 32.3N 109.9W WEAK 12UTC 08.09.2016 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 18 HOURS FORECAST POSITION AT T+ 18 : 12.1N 147.5W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 09.09.2016 12.3N 148.6W WEAK INTENSIFYING RAPIDLY 12UTC 09.09.2016 12.8N 149.1W WEAK LITTLE CHANGE 00UTC 10.09.2016 13.7N 150.3W WEAK LITTLE CHANGE 12UTC 10.09.2016 15.4N 150.9W WEAK LITTLE CHANGE 00UTC 11.09.2016 17.2N 152.1W WEAK LITTLE CHANGE 12UTC 11.09.2016 18.6N 153.5W WEAK LITTLE CHANGE 00UTC 12.09.2016 20.2N 154.4W WEAK LITTLE CHANGE 12UTC 12.09.2016 21.7N 155.7W WEAK LITTLE CHANGE 00UTC 13.09.2016 22.3N 156.4W WEAK LITTLE CHANGE 12UTC 13.09.2016 22.7N 156.5W WEAK LITTLE CHANGE 00UTC 14.09.2016 22.6N 156.3W WEAK LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 60 HOURS FORECAST POSITION AT T+ 60 : 13.0N 165.7W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 10.09.2016 13.0N 165.7W WEAK 00UTC 11.09.2016 13.7N 166.2W WEAK LITTLE CHANGE 12UTC 11.09.2016 14.3N 167.0W WEAK LITTLE CHANGE 00UTC 12.09.2016 14.9N 167.4W WEAK LITTLE CHANGE 12UTC 12.09.2016 15.9N 167.7W WEAK LITTLE CHANGE 00UTC 13.09.2016 16.2N 168.7W WEAK LITTLE CHANGE 12UTC 13.09.2016 16.7N 169.8W WEAK LITTLE CHANGE 00UTC 14.09.2016 17.0N 170.7W WEAK LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 60 HOURS FORECAST POSITION AT T+ 60 : 15.8N 41.9W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 10.09.2016 15.8N 41.9W WEAK 00UTC 11.09.2016 16.8N 43.4W WEAK LITTLE CHANGE 12UTC 11.09.2016 18.0N 45.5W WEAK LITTLE CHANGE 00UTC 12.09.2016 20.4N 47.2W WEAK LITTLE CHANGE 12UTC 12.09.2016 21.9N 49.5W WEAK LITTLE CHANGE 00UTC 13.09.2016 23.9N 51.8W MODERATE LITTLE CHANGE 12UTC 13.09.2016 25.6N 53.4W MODERATE LITTLE CHANGE 00UTC 14.09.2016 28.0N 54.6W MODERATE LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 90 HOURS FORECAST POSITION AT T+ 90 : 14.3N 121.7W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 12.09.2016 14.4N 122.4W WEAK LITTLE CHANGE 12UTC 12.09.2016 15.0N 123.8W WEAK LITTLE CHANGE 00UTC 13.09.2016 15.9N 124.2W WEAK INTENSIFYING SLIGHTLY 12UTC 13.09.2016 17.3N 124.0W MODERATE INTENSIFYING SLIGHTLY 00UTC 14.09.2016 18.5N 123.7W MODERATE 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 080418