576 WTNT80 EGRR 151601 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 12UTC 15.05.2020 TROPICAL DEPRESSION 90L ANALYSED POSITION : 23.9N 80.9W ATCF IDENTIFIER : AL902020 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 15.05.2020 23.9N 80.9W WEAK 00UTC 16.05.2020 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 42 HOURS FORECAST POSITION AT T+ 42 : 29.1N 77.3W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 17.05.2020 30.2N 76.8W WEAK LITTLE CHANGE 00UTC 18.05.2020 31.1N 76.9W WEAK LITTLE CHANGE 12UTC 18.05.2020 32.0N 75.9W WEAK LITTLE CHANGE 00UTC 19.05.2020 33.9N 73.4W MODERATE LITTLE CHANGE 12UTC 19.05.2020 36.2N 68.6W MODERATE LITTLE CHANGE 00UTC 20.05.2020 38.3N 61.9W MODERATE LITTLE CHANGE 12UTC 20.05.2020 39.8N 53.0W MODERATE LITTLE CHANGE 00UTC 21.05.2020 43.7N 41.1W MODERATE INTENSIFYING SLIGHTLY 12UTC 21.05.2020 46.4N 34.6W INTENSE INTENSIFYING RAPIDLY NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 60 HOURS FORECAST POSITION AT T+ 60 : 9.2N 120.2W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 18.05.2020 9.2N 120.2W WEAK 12UTC 18.05.2020 9.2N 120.5W WEAK LITTLE CHANGE 00UTC 19.05.2020 9.5N 120.5W WEAK LITTLE CHANGE 12UTC 19.05.2020 9.7N 121.1W WEAK LITTLE CHANGE 00UTC 20.05.2020 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 144 HOURS FORECAST POSITION AT T+144 : 35.0N 74.5W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 21.05.2020 35.0N 74.5W 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 151601