034 WTNT80 EGRR 100359 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 00UTC 10.10.2021 TROPICAL STORM 92L ANALYSED POSITION : 33.7N 75.0W ATCF IDENTIFIER : AL922021 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 10.10.2021 33.7N 75.0W WEAK 12UTC 10.10.2021 34.1N 75.5W WEAK LITTLE CHANGE 00UTC 11.10.2021 34.2N 75.3W WEAK LITTLE CHANGE 12UTC 11.10.2021 35.8N 73.6W WEAK LITTLE CHANGE 00UTC 12.10.2021 36.5N 71.3W WEAK LITTLE CHANGE 12UTC 12.10.2021 36.4N 69.6W WEAK LITTLE CHANGE 00UTC 13.10.2021 35.4N 68.4W WEAK LITTLE CHANGE 12UTC 13.10.2021 BELOW TROPICAL STORM STRENGTH TROPICAL DEPRESSION 91E ANALYSED POSITION : 13.2N 99.2W ATCF IDENTIFIER : EP912021 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 10.10.2021 13.2N 99.2W WEAK 12UTC 10.10.2021 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 72 HOURS FORECAST POSITION AT T+ 72 : 33.1N 50.9W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 13.10.2021 33.1N 50.9W WEAK 12UTC 13.10.2021 33.4N 45.0W WEAK INTENSIFYING SLIGHTLY 00UTC 14.10.2021 35.9N 39.2W MODERATE INTENSIFYING SLIGHTLY 12UTC 14.10.2021 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 126 HOURS FORECAST POSITION AT T+126 : 14.4N 125.6W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 15.10.2021 14.8N 125.8W WEAK WEAKENING SLIGHTLY 00UTC 16.10.2021 15.0N 125.9W WEAK LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 132 HOURS FORECAST POSITION AT T+132 : 31.7N 52.8W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 15.10.2021 31.7N 52.8W WEAK 00UTC 16.10.2021 31.9N 48.3W WEAK LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 132 HOURS FORECAST POSITION AT T+132 : 38.2N 18.0E VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 15.10.2021 38.2N 18.0E MODERATE 00UTC 16.10.2021 37.6N 18.7E MODERATE 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 100359