252 WTNT80 EGRR 021606 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 12UTC 02.09.2018 TROPICAL DEPRESSION 91L ANALYSED POSITION : 22.6N 77.0W ATCF IDENTIFIER : AL912018 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 02.09.2018 22.6N 77.0W WEAK 00UTC 03.09.2018 BELOW TROPICAL STORM STRENGTH TROPICAL STORM 96C ANALYSED POSITION : 40.5N 177.9W ATCF IDENTIFIER : CP962018 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 02.09.2018 40.5N 177.9W MODERATE 00UTC 03.09.2018 41.9N 178.4W WEAK WEAKENING SLIGHTLY 12UTC 03.09.2018 43.4N 178.5W WEAK LITTLE CHANGE 00UTC 04.09.2018 46.0N 177.9W WEAK LITTLE CHANGE 12UTC 04.09.2018 BELOW TROPICAL STORM STRENGTH TROPICAL STORM FLORENCE ANALYSED POSITION : 16.6N 32.3W ATCF IDENTIFIER : AL062018 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 02.09.2018 16.6N 32.3W MODERATE 00UTC 03.09.2018 17.5N 35.4W MODERATE LITTLE CHANGE 12UTC 03.09.2018 17.7N 38.3W MODERATE LITTLE CHANGE 00UTC 04.09.2018 18.0N 40.5W MODERATE LITTLE CHANGE 12UTC 04.09.2018 18.3N 42.6W MODERATE LITTLE CHANGE 00UTC 05.09.2018 18.9N 44.7W MODERATE LITTLE CHANGE 12UTC 05.09.2018 19.5N 46.8W WEAK LITTLE CHANGE 00UTC 06.09.2018 20.2N 49.0W WEAK LITTLE CHANGE 12UTC 06.09.2018 20.8N 51.3W WEAK LITTLE CHANGE 00UTC 07.09.2018 21.4N 53.5W WEAK LITTLE CHANGE 12UTC 07.09.2018 22.1N 55.8W WEAK LITTLE CHANGE 00UTC 08.09.2018 22.5N 58.1W WEAK LITTLE CHANGE 12UTC 08.09.2018 23.1N 60.2W WEAK LITTLE CHANGE TROPICAL DEPRESSION MIRIAM ANALYSED POSITION : 25.6N 143.4W ATCF IDENTIFIER : EP152018 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 02.09.2018 25.6N 143.4W WEAK 00UTC 03.09.2018 27.4N 145.0W WEAK WEAKENING SLIGHTLY 12UTC 03.09.2018 BELOW TROPICAL STORM STRENGTH HURRICANE NORMAN ANALYSED POSITION : 17.0N 128.2W ATCF IDENTIFIER : EP162018 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 02.09.2018 17.0N 128.2W STRONG 00UTC 03.09.2018 18.0N 131.5W STRONG LITTLE CHANGE 12UTC 03.09.2018 18.8N 135.0W MODERATE WEAKENING SLIGHTLY 00UTC 04.09.2018 19.3N 138.4W MODERATE WEAKENING SLIGHTLY 12UTC 04.09.2018 19.4N 141.6W MODERATE WEAKENING SLIGHTLY 00UTC 05.09.2018 19.0N 144.0W MODERATE LITTLE CHANGE 12UTC 05.09.2018 18.7N 146.0W MODERATE LITTLE CHANGE 00UTC 06.09.2018 18.6N 147.9W MODERATE LITTLE CHANGE 12UTC 06.09.2018 18.5N 149.6W MODERATE LITTLE CHANGE 00UTC 07.09.2018 18.8N 151.5W WEAK LITTLE CHANGE 12UTC 07.09.2018 19.7N 153.3W WEAK LITTLE CHANGE 00UTC 08.09.2018 21.1N 154.7W WEAK LITTLE CHANGE 12UTC 08.09.2018 22.3N 157.4W WEAK LITTLE CHANGE TROPICAL STORM OLIVIA ANALYSED POSITION : 16.5N 112.5W ATCF IDENTIFIER : EP172018 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 02.09.2018 16.5N 112.5W WEAK 00UTC 03.09.2018 17.1N 113.4W MODERATE LITTLE CHANGE 12UTC 03.09.2018 17.5N 114.6W MODERATE INTENSIFYING SLIGHTLY 00UTC 04.09.2018 17.4N 116.2W STRONG INTENSIFYING RAPIDLY 12UTC 04.09.2018 17.2N 118.1W STRONG INTENSIFYING RAPIDLY 00UTC 05.09.2018 17.3N 120.2W STRONG LITTLE CHANGE 12UTC 05.09.2018 17.8N 122.5W STRONG LITTLE CHANGE 00UTC 06.09.2018 18.8N 125.2W STRONG WEAKENING SLIGHTLY 12UTC 06.09.2018 19.8N 128.0W STRONG LITTLE CHANGE 00UTC 07.09.2018 20.9N 130.9W STRONG WEAKENING SLIGHTLY 12UTC 07.09.2018 21.9N 133.5W MODERATE WEAKENING SLIGHTLY 00UTC 08.09.2018 22.9N 136.0W MODERATE LITTLE CHANGE 12UTC 08.09.2018 23.7N 138.4W MODERATE LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 54 HOURS FORECAST POSITION AT T+ 54 : 28.4N 88.0W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 05.09.2018 29.1N 89.1W WEAK WEAKENING RAPIDLY 12UTC 05.09.2018 30.2N 90.8W WEAK LITTLE CHANGE 00UTC 06.09.2018 30.6N 91.9W WEAK LITTLE CHANGE 12UTC 06.09.2018 30.8N 93.2W WEAK LITTLE CHANGE 00UTC 07.09.2018 30.5N 94.4W WEAK LITTLE CHANGE 12UTC 07.09.2018 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 138 HOURS FORECAST POSITION AT T+138 : 34.5N 68.5W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 08.09.2018 35.0N 67.6W WEAK WEAKENING RAPIDLY 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 021606