574 WTNT80 EGRR 291558 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 12UTC 29.09.2020 TROPICAL DEPRESSION 18E ANALYSED POSITION : 13.3N 107.1W ATCF IDENTIFIER : EP182020 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 29.09.2020 13.3N 107.1W WEAK 00UTC 30.09.2020 14.7N 108.6W WEAK LITTLE CHANGE 12UTC 30.09.2020 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 36 HOURS FORECAST POSITION AT T+ 36 : 15.5N 116.5W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 01.10.2020 15.5N 116.5W WEAK 12UTC 01.10.2020 16.0N 120.0W MODERATE LITTLE CHANGE 00UTC 02.10.2020 16.7N 122.9W MODERATE INTENSIFYING SLIGHTLY 12UTC 02.10.2020 17.8N 125.4W MODERATE INTENSIFYING SLIGHTLY 00UTC 03.10.2020 19.2N 127.5W STRONG LITTLE CHANGE 12UTC 03.10.2020 20.3N 129.0W MODERATE LITTLE CHANGE 00UTC 04.10.2020 21.0N 130.7W MODERATE WEAKENING SLIGHTLY 12UTC 04.10.2020 20.8N 133.1W MODERATE WEAKENING SLIGHTLY 00UTC 05.10.2020 20.5N 135.8W WEAK LITTLE CHANGE 12UTC 05.10.2020 20.1N 139.0W WEAK LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 144 HOURS FORECAST POSITION AT T+144 : 32.1N 76.9W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 05.10.2020 32.1N 76.9W 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 291558