640 WTNT80 EGRR 030402 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 00UTC 03.10.2021 TROPICAL DEPRESSION VICTOR ANALYSED POSITION : 14.4N 38.4W ATCF IDENTIFIER : AL202021 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 03.10.2021 14.4N 38.4W WEAK 12UTC 03.10.2021 15.8N 40.6W WEAK LITTLE CHANGE 00UTC 04.10.2021 17.5N 42.4W WEAK LITTLE CHANGE 12UTC 04.10.2021 BELOW TROPICAL STORM STRENGTH HURRICANE SAM ANALYSED POSITION : 35.8N 57.7W ATCF IDENTIFIER : AL182021 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 03.10.2021 35.8N 57.7W INTENSE 12UTC 03.10.2021 37.4N 55.3W INTENSE LITTLE CHANGE 00UTC 04.10.2021 39.1N 51.8W INTENSE LITTLE CHANGE 12UTC 04.10.2021 41.7N 46.7W INTENSE LITTLE CHANGE 00UTC 05.10.2021 46.8N 39.8W INTENSE WEAKENING SLIGHTLY 12UTC 05.10.2021 52.5N 37.1W STRONG WEAKENING SLIGHTLY 00UTC 06.10.2021 51.7N 39.4W INTENSE INTENSIFYING SLIGHTLY 12UTC 06.10.2021 51.2N 31.9W STRONG WEAKENING RAPIDLY 00UTC 07.10.2021 POST-TROPICAL NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 78 HOURS FORECAST POSITION AT T+ 78 : 11.8N 144.4W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 06.10.2021 11.5N 144.7W WEAK LITTLE CHANGE 00UTC 07.10.2021 11.6N 145.3W WEAK LITTLE CHANGE 12UTC 07.10.2021 12.1N 145.8W WEAK LITTLE CHANGE 00UTC 08.10.2021 12.4N 146.6W WEAK LITTLE CHANGE 12UTC 08.10.2021 12.4N 147.5W WEAK LITTLE CHANGE 00UTC 09.10.2021 12.2N 148.4W WEAK LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 96 HOURS FORECAST POSITION AT T+ 96 : 14.7N 138.6W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 07.10.2021 14.7N 138.6W WEAK 12UTC 07.10.2021 15.6N 138.0W WEAK LITTLE CHANGE 00UTC 08.10.2021 16.3N 137.6W WEAK LITTLE CHANGE 12UTC 08.10.2021 16.2N 136.4W WEAK LITTLE CHANGE 00UTC 09.10.2021 15.6N 136.2W 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 030402