281 WTNT80 EGRR 131604 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 12UTC 13.08.2018 TROPICAL STORM HECTOR ANALYSED POSITION : 25.3N 179.6W ATCF IDENTIFIER : EP102018 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 13.08.2018 25.3N 179.6W WEAK 00UTC 14.08.2018 26.4N 177.0E WEAK LITTLE CHANGE 12UTC 14.08.2018 27.5N 173.6E MODERATE INTENSIFYING SLIGHTLY 00UTC 15.08.2018 29.0N 170.6E MODERATE INTENSIFYING SLIGHTLY 12UTC 15.08.2018 30.7N 167.8E MODERATE WEAKENING SLIGHTLY 00UTC 16.08.2018 32.2N 165.7E WEAK WEAKENING SLIGHTLY 12UTC 16.08.2018 33.4N 164.8E WEAK LITTLE CHANGE 00UTC 17.08.2018 34.4N 164.6E WEAK LITTLE CHANGE 12UTC 17.08.2018 35.2N 165.3E WEAK LITTLE CHANGE 00UTC 18.08.2018 36.0N 166.8E WEAK LITTLE CHANGE 12UTC 18.08.2018 36.4N 168.6E WEAK LITTLE CHANGE 00UTC 19.08.2018 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 102 HOURS FORECAST POSITION AT T+102 : 12.8N 131.7W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 18.08.2018 12.9N 133.1W WEAK WEAKENING RAPIDLY 12UTC 18.08.2018 13.5N 135.7W WEAK LITTLE CHANGE 00UTC 19.08.2018 13.9N 138.2W WEAK LITTLE CHANGE 12UTC 19.08.2018 14.2N 140.6W 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 131604