000 WTNT80 EGRR 291559 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 12UTC 29.07.2021 TROPICAL DEPRESSION 90E ANALYSED POSITION : 12.0N 108.0W ATCF IDENTIFIER : EP902021 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 29.07.2021 12.0N 108.0W WEAK 00UTC 30.07.2021 BELOW TROPICAL STORM STRENGTH TROPICAL DEPRESSION 99E ANALYSED POSITION : 13.8N 122.6W ATCF IDENTIFIER : EP992021 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 29.07.2021 13.8N 122.6W WEAK 00UTC 30.07.2021 13.9N 123.6W WEAK LITTLE CHANGE 12UTC 30.07.2021 13.9N 124.9W WEAK LITTLE CHANGE 00UTC 31.07.2021 13.0N 126.4W WEAK LITTLE CHANGE 12UTC 31.07.2021 12.5N 127.6W WEAK LITTLE CHANGE 00UTC 01.08.2021 12.5N 128.4W WEAK LITTLE CHANGE 12UTC 01.08.2021 12.5N 129.6W WEAK LITTLE CHANGE 00UTC 02.08.2021 13.0N 131.2W WEAK LITTLE CHANGE 12UTC 02.08.2021 13.7N 132.9W WEAK LITTLE CHANGE 00UTC 03.08.2021 14.7N 134.3W MODERATE LITTLE CHANGE 12UTC 03.08.2021 15.7N 135.5W MODERATE LITTLE CHANGE 00UTC 04.08.2021 16.9N 136.9W MODERATE LITTLE CHANGE 12UTC 04.08.2021 18.0N 138.5W MODERATE LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 6 HOURS FORECAST POSITION AT T+ 6 : 10.8N 141.6W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 30.07.2021 10.5N 142.2W WEAK LITTLE CHANGE 12UTC 30.07.2021 10.3N 142.3W WEAK LITTLE CHANGE 00UTC 31.07.2021 10.4N 142.7W WEAK LITTLE CHANGE 12UTC 31.07.2021 10.6N 143.5W WEAK LITTLE CHANGE 00UTC 01.08.2021 10.7N 144.9W WEAK LITTLE CHANGE 12UTC 01.08.2021 10.9N 146.7W WEAK LITTLE CHANGE 00UTC 02.08.2021 10.8N 149.3W WEAK LITTLE CHANGE 12UTC 02.08.2021 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 48 HOURS FORECAST POSITION AT T+ 48 : 14.3N 116.0W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 31.07.2021 14.3N 116.0W WEAK 00UTC 01.08.2021 15.5N 118.5W WEAK LITTLE CHANGE 12UTC 01.08.2021 16.0N 121.3W WEAK LITTLE CHANGE 00UTC 02.08.2021 17.1N 123.6W WEAK LITTLE CHANGE 12UTC 02.08.2021 BELOW TROPICAL STORM STRENGTH 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 291559