358 WTNT80 EGRR 060403 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 00UTC 06.09.2018 TROPICAL DEPRESSION GORDON ANALYSED POSITION : 32.9N 90.6W ATCF IDENTIFIER : AL072018 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 06.09.2018 32.9N 90.6W WEAK 12UTC 06.09.2018 33.9N 91.6W WEAK LITTLE CHANGE 00UTC 07.09.2018 BELOW TROPICAL STORM STRENGTH TROPICAL DEPRESSION 92E ANALYSED POSITION : 13.8N 105.1W ATCF IDENTIFIER : EP922018 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 06.09.2018 13.8N 105.1W WEAK 12UTC 06.09.2018 BELOW TROPICAL STORM STRENGTH TROPICAL DEPRESSION 92L ANALYSED POSITION : 12.8N 29.1W ATCF IDENTIFIER : AL922018 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 06.09.2018 12.8N 29.1W WEAK 12UTC 06.09.2018 BELOW TROPICAL STORM STRENGTH HURRICANE FLORENCE ANALYSED POSITION : 22.7N 47.1W ATCF IDENTIFIER : AL062018 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 06.09.2018 22.7N 47.1W MODERATE 12UTC 06.09.2018 23.8N 49.0W WEAK WEAKENING SLIGHTLY 00UTC 07.09.2018 24.4N 50.8W WEAK LITTLE CHANGE 12UTC 07.09.2018 24.5N 52.5W WEAK LITTLE CHANGE 00UTC 08.09.2018 24.3N 54.1W WEAK LITTLE CHANGE 12UTC 08.09.2018 24.1N 55.7W WEAK LITTLE CHANGE 00UTC 09.09.2018 23.9N 56.7W WEAK LITTLE CHANGE 12UTC 09.09.2018 24.0N 58.1W MODERATE INTENSIFYING SLIGHTLY 00UTC 10.09.2018 24.4N 59.6W MODERATE INTENSIFYING SLIGHTLY 12UTC 10.09.2018 24.7N 62.2W STRONG INTENSIFYING RAPIDLY 00UTC 11.09.2018 24.8N 65.4W STRONG LITTLE CHANGE 12UTC 11.09.2018 24.6N 68.7W STRONG INTENSIFYING SLIGHTLY 00UTC 12.09.2018 24.6N 71.5W STRONG LITTLE CHANGE HURRICANE NORMAN ANALYSED POSITION : 19.8N 148.8W ATCF IDENTIFIER : EP162018 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 06.09.2018 19.8N 148.8W STRONG 12UTC 06.09.2018 20.3N 150.2W STRONG LITTLE CHANGE 00UTC 07.09.2018 21.6N 151.0W MODERATE WEAKENING SLIGHTLY 12UTC 07.09.2018 22.6N 152.0W MODERATE WEAKENING SLIGHTLY 00UTC 08.09.2018 23.3N 153.3W MODERATE WEAKENING SLIGHTLY 12UTC 08.09.2018 24.2N 154.9W WEAK WEAKENING SLIGHTLY 00UTC 09.09.2018 25.2N 156.1W WEAK LITTLE CHANGE 12UTC 09.09.2018 26.1N 157.2W WEAK LITTLE CHANGE 00UTC 10.09.2018 26.8N 158.2W WEAK LITTLE CHANGE 12UTC 10.09.2018 27.7N 159.3W WEAK LITTLE CHANGE 00UTC 11.09.2018 29.1N 161.1W WEAK LITTLE CHANGE 12UTC 11.09.2018 BELOW TROPICAL STORM STRENGTH HURRICANE OLIVIA ANALYSED POSITION : 17.4N 124.1W ATCF IDENTIFIER : EP172018 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 06.09.2018 17.4N 124.1W STRONG 12UTC 06.09.2018 18.1N 126.6W STRONG LITTLE CHANGE 00UTC 07.09.2018 18.8N 129.3W STRONG LITTLE CHANGE 12UTC 07.09.2018 19.4N 131.9W STRONG WEAKENING SLIGHTLY 00UTC 08.09.2018 20.3N 134.4W MODERATE WEAKENING SLIGHTLY 12UTC 08.09.2018 20.9N 136.9W MODERATE LITTLE CHANGE 00UTC 09.09.2018 21.4N 139.6W MODERATE LITTLE CHANGE 12UTC 09.09.2018 21.3N 142.2W MODERATE LITTLE CHANGE 00UTC 10.09.2018 21.4N 144.4W MODERATE LITTLE CHANGE 12UTC 10.09.2018 21.4N 146.6W MODERATE LITTLE CHANGE 00UTC 11.09.2018 21.2N 148.5W MODERATE LITTLE CHANGE 12UTC 11.09.2018 20.6N 150.2W MODERATE LITTLE CHANGE 00UTC 12.09.2018 19.8N 151.9W MODERATE LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 42 HOURS FORECAST POSITION AT T+ 42 : 13.5N 34.7W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 08.09.2018 13.8N 34.5W WEAK WEAKENING SLIGHTLY 12UTC 08.09.2018 14.6N 34.9W WEAK LITTLE CHANGE 00UTC 09.09.2018 15.2N 35.8W WEAK LITTLE CHANGE 12UTC 09.09.2018 15.7N 37.0W WEAK LITTLE CHANGE 00UTC 10.09.2018 16.7N 38.9W WEAK LITTLE CHANGE 12UTC 10.09.2018 17.1N 40.6W MODERATE LITTLE CHANGE 00UTC 11.09.2018 17.8N 42.6W MODERATE LITTLE CHANGE 12UTC 11.09.2018 18.4N 44.4W MODERATE LITTLE CHANGE 00UTC 12.09.2018 19.4N 45.9W MODERATE LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 78 HOURS FORECAST POSITION AT T+ 78 : 15.5N 118.1W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 09.09.2018 15.9N 119.7W WEAK INTENSIFYING RAPIDLY 00UTC 10.09.2018 16.7N 120.9W MODERATE LITTLE CHANGE 12UTC 10.09.2018 17.8N 122.1W MODERATE LITTLE CHANGE 00UTC 11.09.2018 18.7N 124.0W MODERATE LITTLE CHANGE 12UTC 11.09.2018 19.8N 126.6W MODERATE LITTLE CHANGE 00UTC 12.09.2018 20.2N 129.4W 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 060403