571 WTNT80 EGRR 100358 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 00UTC 10.09.2019 TROPICAL DEPRESSION 94L ANALYSED POSITION : 13.7N 45.2W ATCF IDENTIFIER : AL942019 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 10.09.2019 13.7N 45.2W WEAK 12UTC 10.09.2019 BELOW TROPICAL STORM STRENGTH TROPICAL STORM GABRIELLE ANALYSED POSITION : 41.2N 44.1W ATCF IDENTIFIER : AL082019 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 10.09.2019 41.2N 44.1W MODERATE 12UTC 10.09.2019 43.5N 39.1W WEAK WEAKENING SLIGHTLY 00UTC 11.09.2019 45.5N 34.0W WEAK WEAKENING SLIGHTLY 12UTC 11.09.2019 49.0N 27.4W WEAK LITTLE CHANGE 00UTC 12.09.2019 52.0N 17.8W WEAK LITTLE CHANGE 12UTC 12.09.2019 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 42 HOURS FORECAST POSITION AT T+ 42 : 14.1N 110.0W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 12.09.2019 14.5N 111.1W WEAK INTENSIFYING RAPIDLY 12UTC 12.09.2019 15.3N 113.2W MODERATE INTENSIFYING SLIGHTLY 00UTC 13.09.2019 16.3N 115.3W MODERATE LITTLE CHANGE 12UTC 13.09.2019 17.2N 117.6W MODERATE INTENSIFYING SLIGHTLY 00UTC 14.09.2019 18.2N 120.2W MODERATE LITTLE CHANGE 12UTC 14.09.2019 18.8N 122.7W MODERATE WEAKENING SLIGHTLY 00UTC 15.09.2019 19.6N 125.4W MODERATE LITTLE CHANGE 12UTC 15.09.2019 19.9N 128.3W WEAK LITTLE CHANGE 00UTC 16.09.2019 19.4N 130.4W WEAK LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 66 HOURS FORECAST POSITION AT T+ 66 : 12.1N 126.4W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 13.09.2019 12.4N 126.3W WEAK WEAKENING SLIGHTLY 12UTC 13.09.2019 12.5N 126.6W WEAK LITTLE CHANGE 00UTC 14.09.2019 12.8N 126.8W WEAK LITTLE CHANGE 12UTC 14.09.2019 13.6N 126.5W WEAK LITTLE CHANGE 00UTC 15.09.2019 14.8N 125.4W WEAK LITTLE CHANGE 12UTC 15.09.2019 17.5N 124.9W WEAK LITTLE CHANGE 00UTC 16.09.2019 19.8N 126.6W WEAK LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 78 HOURS FORECAST POSITION AT T+ 78 : 26.8N 145.3W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 13.09.2019 27.6N 145.5W WEAK WEAKENING SLIGHTLY 00UTC 14.09.2019 28.3N 146.9W WEAK LITTLE CHANGE 12UTC 14.09.2019 29.7N 149.3W WEAK LITTLE CHANGE 00UTC 15.09.2019 29.9N 151.9W WEAK LITTLE CHANGE 12UTC 15.09.2019 30.2N 154.3W WEAK LITTLE CHANGE 00UTC 16.09.2019 29.9N 157.0W WEAK LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 126 HOURS FORECAST POSITION AT T+126 : 11.7N 136.6W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 15.09.2019 11.7N 136.4W WEAK WEAKENING RAPIDLY 00UTC 16.09.2019 12.1N 135.7W WEAK 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 100358