669 WTNT80 EGRR 110402 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 00UTC 11.09.2021 TROPICAL DEPRESSION 93L ANALYSED POSITION : 15.0N 18.5W ATCF IDENTIFIER : AL932021 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 11.09.2021 15.0N 18.5W WEAK 12UTC 11.09.2021 BELOW TROPICAL STORM STRENGTH HURRICANE LARRY ANALYSED POSITION : 45.0N 56.8W ATCF IDENTIFIER : AL122021 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 11.09.2021 45.0N 56.8W STRONG 12UTC 11.09.2021 52.3N 49.0W STRONG WEAKENING RAPIDLY 00UTC 12.09.2021 POST-TROPICAL TROPICAL STORM OLAF ANALYSED POSITION : 24.7N 113.2W ATCF IDENTIFIER : EP152021 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 11.09.2021 24.7N 113.2W WEAK 12UTC 11.09.2021 24.1N 114.0W WEAK WEAKENING SLIGHTLY 00UTC 12.09.2021 23.8N 114.5W WEAK LITTLE CHANGE 12UTC 12.09.2021 BELOW TROPICAL STORM STRENGTH TROPICAL STORM DEVELOPED IN THE MODEL ANALYSIS AT POSITION : 34.5N 67.7W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 11.09.2021 34.5N 67.7W WEAK 12UTC 11.09.2021 35.5N 64.3W WEAK WEAKENING SLIGHTLY 00UTC 12.09.2021 36.7N 61.8W WEAK LITTLE CHANGE 12UTC 12.09.2021 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 110402