784 WTNT80 EGRR 041602 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 12UTC 04.10.2021 HURRICANE SAM ANALYSED POSITION : 41.3N 47.1W ATCF IDENTIFIER : AL182021 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 04.10.2021 41.3N 47.1W INTENSE 00UTC 05.10.2021 46.7N 40.6W INTENSE LITTLE CHANGE 12UTC 05.10.2021 51.8N 39.9W INTENSE LITTLE CHANGE 00UTC 06.10.2021 49.7N 38.9W INTENSE LITTLE CHANGE 12UTC 06.10.2021 51.7N 32.6W STRONG WEAKENING SLIGHTLY 00UTC 07.10.2021 54.7N 26.0W STRONG WEAKENING SLIGHTLY 12UTC 07.10.2021 POST-TROPICAL TROPICAL DEPRESSION VICTOR ANALYSED POSITION : 18.6N 44.6W ATCF IDENTIFIER : AL202021 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 04.10.2021 18.6N 44.6W WEAK 00UTC 05.10.2021 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 144 HOURS FORECAST POSITION AT T+144 : 13.8N 105.0W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 10.10.2021 13.8N 105.0W WEAK NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 144 HOURS FORECAST POSITION AT T+144 : 39.7N 13.7E VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 10.10.2021 39.7N 13.7E WEAK 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 041602