000 WTNT80 EGRR 261617 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 12UTC 26.10.2015 TROPICAL STORM OLAF ANALYSED POSITION : 24.5N 141.3W ATCF IDENTIFIER : EP192015 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 26.10.2015 24.5N 141.3W MODERATE 00UTC 27.10.2015 26.0N 138.4W STRONG INTENSIFYING SLIGHTLY 12UTC 27.10.2015 27.2N 136.1W MODERATE WEAKENING RAPIDLY 00UTC 28.10.2015 27.8N 133.4W MODERATE WEAKENING SLIGHTLY 12UTC 28.10.2015 27.5N 132.1W WEAK WEAKENING SLIGHTLY 00UTC 29.10.2015 26.3N 132.9W WEAK LITTLE CHANGE 12UTC 29.10.2015 24.8N 136.4W WEAK LITTLE CHANGE 00UTC 30.10.2015 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 6 HOURS FORECAST POSITION AT T+ 6 : 29.5N 91.2W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 27.10.2015 29.8N 90.7W WEAK WEAKENING RAPIDLY 12UTC 27.10.2015 31.0N 90.7W WEAK WEAKENING SLIGHTLY 00UTC 28.10.2015 33.2N 90.1W WEAK LITTLE CHANGE 12UTC 28.10.2015 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 78 HOURS FORECAST POSITION AT T+ 78 : 14.5N 128.6W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 30.10.2015 13.8N 128.8W WEAK WEAKENING SLIGHTLY 12UTC 30.10.2015 13.6N 129.9W WEAK LITTLE CHANGE 00UTC 31.10.2015 13.4N 130.7W WEAK LITTLE CHANGE 12UTC 31.10.2015 13.5N 132.0W WEAK LITTLE CHANGE 00UTC 01.11.2015 14.2N 133.4W WEAK LITTLE CHANGE 12UTC 01.11.2015 14.9N 135.2W 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 261617