298 WTNT80 EGRR 201611 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 12UTC 20.08.2023 TROPICAL STORM EMILY ANALYSED POSITION : 19.2N 38.4W ATCF IDENTIFIER : AL072023 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 20.08.2023 19.2N 38.4W WEAK 00UTC 21.08.2023 19.8N 40.3W WEAK LITTLE CHANGE 12UTC 21.08.2023 20.5N 42.2W WEAK LITTLE CHANGE 00UTC 22.08.2023 21.4N 44.1W WEAK LITTLE CHANGE 12UTC 22.08.2023 22.3N 46.1W WEAK LITTLE CHANGE 00UTC 23.08.2023 23.5N 48.1W WEAK LITTLE CHANGE 12UTC 23.08.2023 24.8N 49.2W WEAK LITTLE CHANGE 00UTC 24.08.2023 26.7N 50.0W WEAK LITTLE CHANGE 12UTC 24.08.2023 29.3N 50.8W WEAK LITTLE CHANGE 00UTC 25.08.2023 31.4N 50.9W WEAK LITTLE CHANGE 12UTC 25.08.2023 33.8N 51.4W WEAK LITTLE CHANGE 00UTC 26.08.2023 36.7N 50.2W WEAK LITTLE CHANGE 12UTC 26.08.2023 39.5N 47.5W WEAK LITTLE CHANGE 00UTC 27.08.2023 40.3N 43.6W WEAK LITTLE CHANGE 12UTC 27.08.2023 40.3N 39.0W WEAK LITTLE CHANGE TROPICAL STORM HILARY ANALYSED POSITION : 28.2N 115.1W ATCF IDENTIFIER : EP092023 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 20.08.2023 28.2N 115.1W MODERATE 00UTC 21.08.2023 34.1N 118.2W MODERATE WEAKENING SLIGHTLY 12UTC 21.08.2023 BELOW TROPICAL STORM STRENGTH TROPICAL DEPRESSION 90L ANALYSED POSITION : 13.9N 64.6W ATCF IDENTIFIER : AL902023 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 20.08.2023 13.9N 64.6W WEAK 00UTC 21.08.2023 BELOW TROPICAL STORM STRENGTH TROPICAL DEPRESSION 06L ANALYSED POSITION : 16.6N 53.4W ATCF IDENTIFIER : AL062023 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 20.08.2023 16.6N 53.4W WEAK 00UTC 21.08.2023 16.9N 55.1W WEAK LITTLE CHANGE 12UTC 21.08.2023 17.3N 57.0W WEAK LITTLE CHANGE 00UTC 22.08.2023 17.2N 58.1W WEAK LITTLE CHANGE 12UTC 22.08.2023 18.1N 59.6W WEAK LITTLE CHANGE 00UTC 23.08.2023 18.9N 60.3W WEAK LITTLE CHANGE 12UTC 23.08.2023 19.4N 60.9W WEAK LITTLE CHANGE 00UTC 24.08.2023 19.4N 60.7W WEAK LITTLE CHANGE 12UTC 24.08.2023 18.6N 60.0W WEAK LITTLE CHANGE 00UTC 25.08.2023 17.5N 59.6W WEAK LITTLE CHANGE 12UTC 25.08.2023 16.9N 59.1W WEAK LITTLE CHANGE 00UTC 26.08.2023 16.9N 59.1W WEAK LITTLE CHANGE 12UTC 26.08.2023 17.8N 59.7W WEAK LITTLE CHANGE 00UTC 27.08.2023 18.9N 60.5W WEAK LITTLE CHANGE 12UTC 27.08.2023 20.6N 61.6W WEAK LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 78 HOURS FORECAST POSITION AT T+ 78 : 14.0N 17.5W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 24.08.2023 14.5N 18.8W WEAK LITTLE CHANGE 12UTC 24.08.2023 15.3N 21.5W WEAK LITTLE CHANGE 00UTC 25.08.2023 16.1N 24.3W WEAK LITTLE CHANGE 12UTC 25.08.2023 16.6N 27.0W WEAK LITTLE CHANGE 00UTC 26.08.2023 17.3N 29.0W WEAK LITTLE CHANGE 12UTC 26.08.2023 17.5N 31.2W WEAK LITTLE CHANGE 00UTC 27.08.2023 17.8N 33.8W WEAK LITTLE CHANGE 12UTC 27.08.2023 18.3N 36.4W WEAK LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 120 HOURS FORECAST POSITION AT T+120 : 22.0N 72.7W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 25.08.2023 22.0N 72.7W WEAK 00UTC 26.08.2023 22.8N 71.7W WEAK LITTLE CHANGE 12UTC 26.08.2023 22.9N 70.7W WEAK LITTLE CHANGE 00UTC 27.08.2023 23.9N 70.3W WEAK LITTLE CHANGE 12UTC 27.08.2023 25.0N 70.5W WEAK LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 150 HOURS FORECAST POSITION AT T+150 : 13.6N 127.6W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 27.08.2023 13.9N 128.9W WEAK LITTLE CHANGE 12UTC 27.08.2023 15.0N 131.6W WEAK LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 156 HOURS FORECAST POSITION AT T+156 : 11.3N 16.5W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 27.08.2023 11.3N 16.5W WEAK 12UTC 27.08.2023 11.1N 18.9W 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 201611