471 WTNT80 EGRR 200404 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 00UTC 20.06.2020 NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 78 HOURS FORECAST POSITION AT T+ 78 : 9.7N 130.8W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 23.06.2020 9.7N 130.8W WEAK WEAKENING SLIGHTLY 00UTC 24.06.2020 9.7N 131.4W WEAK LITTLE CHANGE 12UTC 24.06.2020 9.8N 132.4W WEAK LITTLE CHANGE 00UTC 25.06.2020 10.3N 133.4W WEAK LITTLE CHANGE 12UTC 25.06.2020 11.0N 134.1W WEAK LITTLE CHANGE 00UTC 26.06.2020 11.4N 134.6W WEAK LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 96 HOURS FORECAST POSITION AT T+ 96 : 11.0N 123.5W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 24.06.2020 11.0N 123.5W WEAK 12UTC 24.06.2020 12.8N 122.8W WEAK LITTLE CHANGE 00UTC 25.06.2020 14.2N 122.8W WEAK LITTLE CHANGE 12UTC 25.06.2020 14.5N 122.1W WEAK LITTLE CHANGE 00UTC 26.06.2020 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 138 HOURS FORECAST POSITION AT T+138 : 13.4N 100.8W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 26.06.2020 13.4N 101.0W WEAK 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 200404