607 WTNT80 EGRR 280416 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 00UTC 28.09.2018 TROPICAL DEPRESSION 97C ANALYSED POSITION : 13.2N 148.8W ATCF IDENTIFIER : CP972018 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 28.09.2018 13.2N 148.8W WEAK 12UTC 28.09.2018 BELOW TROPICAL STORM STRENGTH TROPICAL DEPRESSION 96E ANALYSED POSITION : 10.8N 96.8W ATCF IDENTIFIER : EP962018 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 28.09.2018 10.8N 96.8W WEAK 12UTC 28.09.2018 BELOW TROPICAL STORM STRENGTH TROPICAL STORM KIRK ANALYSED POSITION : 14.3N 61.5W ATCF IDENTIFIER : AL122018 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 28.09.2018 14.3N 61.5W WEAK 12UTC 28.09.2018 13.6N 63.5W WEAK LITTLE CHANGE 00UTC 29.09.2018 BELOW TROPICAL STORM STRENGTH TROPICAL STORM LESLIE ANALYSED POSITION : 37.1N 44.6W ATCF IDENTIFIER : AL132018 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 28.09.2018 37.1N 44.6W MODERATE 12UTC 28.09.2018 36.4N 46.6W MODERATE LITTLE CHANGE 00UTC 29.09.2018 35.7N 48.8W MODERATE LITTLE CHANGE 12UTC 29.09.2018 34.8N 50.4W MODERATE LITTLE CHANGE 00UTC 30.09.2018 34.6N 52.3W MODERATE LITTLE CHANGE 12UTC 30.09.2018 33.2N 52.8W MODERATE LITTLE CHANGE 00UTC 01.10.2018 33.6N 53.6W MODERATE INTENSIFYING SLIGHTLY 12UTC 01.10.2018 33.9N 53.9W STRONG INTENSIFYING SLIGHTLY 00UTC 02.10.2018 33.4N 55.7W STRONG INTENSIFYING SLIGHTLY 12UTC 02.10.2018 32.1N 56.3W STRONG INTENSIFYING SLIGHTLY 00UTC 03.10.2018 31.4N 56.5W INTENSE INTENSIFYING SLIGHTLY 12UTC 03.10.2018 31.5N 56.3W INTENSE INTENSIFYING RAPIDLY 00UTC 04.10.2018 32.2N 55.8W INTENSE LITTLE CHANGE HURRICANE ROSA ANALYSED POSITION : 16.7N 117.0W ATCF IDENTIFIER : EP202018 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 28.09.2018 16.7N 117.0W STRONG 12UTC 28.09.2018 16.6N 117.8W STRONG WEAKENING SLIGHTLY 00UTC 29.09.2018 17.7N 118.4W STRONG LITTLE CHANGE 12UTC 29.09.2018 19.4N 119.3W STRONG LITTLE CHANGE 00UTC 30.09.2018 21.3N 119.8W STRONG LITTLE CHANGE 12UTC 30.09.2018 23.2N 119.8W STRONG LITTLE CHANGE 00UTC 01.10.2018 25.0N 119.1W MODERATE WEAKENING RAPIDLY 12UTC 01.10.2018 27.0N 117.9W MODERATE WEAKENING SLIGHTLY 00UTC 02.10.2018 29.7N 116.7W MODERATE WEAKENING SLIGHTLY 12UTC 02.10.2018 32.5N 114.1W WEAK WEAKENING SLIGHTLY 00UTC 03.10.2018 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 24 HOURS FORECAST POSITION AT T+ 24 : 11.2N 100.5W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 29.09.2018 11.2N 100.5W WEAK 12UTC 29.09.2018 11.9N 101.8W WEAK LITTLE CHANGE 00UTC 30.09.2018 12.0N 104.1W MODERATE LITTLE CHANGE 12UTC 30.09.2018 12.3N 106.6W MODERATE INTENSIFYING SLIGHTLY 00UTC 01.10.2018 11.9N 108.5W MODERATE INTENSIFYING SLIGHTLY 12UTC 01.10.2018 12.0N 110.9W STRONG INTENSIFYING RAPIDLY 00UTC 02.10.2018 12.0N 113.2W INTENSE INTENSIFYING RAPIDLY 12UTC 02.10.2018 12.5N 115.4W INTENSE INTENSIFYING SLIGHTLY 00UTC 03.10.2018 13.3N 117.9W INTENSE LITTLE CHANGE 12UTC 03.10.2018 14.2N 120.1W INTENSE LITTLE CHANGE 00UTC 04.10.2018 15.5N 121.6W INTENSE INTENSIFYING SLIGHTLY NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 24 HOURS FORECAST POSITION AT T+ 24 : 12.7N 154.7W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 29.09.2018 12.7N 154.7W WEAK 12UTC 29.09.2018 12.5N 157.5W WEAK LITTLE CHANGE 00UTC 30.09.2018 12.4N 161.2W MODERATE LITTLE CHANGE 12UTC 30.09.2018 11.7N 164.6W MODERATE INTENSIFYING SLIGHTLY 00UTC 01.10.2018 11.7N 167.8W MODERATE INTENSIFYING RAPIDLY 12UTC 01.10.2018 12.5N 170.6W STRONG INTENSIFYING SLIGHTLY 00UTC 02.10.2018 13.6N 172.8W STRONG INTENSIFYING SLIGHTLY 12UTC 02.10.2018 15.1N 174.6W INTENSE INTENSIFYING SLIGHTLY 00UTC 03.10.2018 16.6N 176.3W INTENSE INTENSIFYING SLIGHTLY 12UTC 03.10.2018 17.8N 178.1W INTENSE LITTLE CHANGE 00UTC 04.10.2018 18.8N 180.0E INTENSE INTENSIFYING SLIGHTLY 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 280416