000 WTNT80 EGRR 061617 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 12UTC 06.07.2017 TROPICAL DEPRESSION 04L ANALYSED POSITION : 13.6N 40.8W ATCF IDENTIFIER : AL042017 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 06.07.2017 13.6N 40.8W WEAK 00UTC 07.07.2017 14.5N 44.3W WEAK LITTLE CHANGE 12UTC 07.07.2017 15.5N 48.2W WEAK LITTLE CHANGE 00UTC 08.07.2017 16.7N 52.1W WEAK LITTLE CHANGE 12UTC 08.07.2017 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 30 HOURS FORECAST POSITION AT T+ 30 : 12.4N 111.2W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 08.07.2017 13.0N 112.0W WEAK INTENSIFYING SLIGHTLY 12UTC 08.07.2017 13.8N 113.7W WEAK LITTLE CHANGE 00UTC 09.07.2017 14.8N 115.3W MODERATE INTENSIFYING SLIGHTLY 12UTC 09.07.2017 16.0N 116.5W MODERATE LITTLE CHANGE 00UTC 10.07.2017 17.0N 117.4W MODERATE LITTLE CHANGE 12UTC 10.07.2017 18.1N 118.5W MODERATE LITTLE CHANGE 00UTC 11.07.2017 18.7N 119.3W MODERATE LITTLE CHANGE 12UTC 11.07.2017 19.4N 120.0W MODERATE LITTLE CHANGE 00UTC 12.07.2017 19.8N 121.0W WEAK LITTLE CHANGE 12UTC 12.07.2017 20.5N 122.3W WEAK LITTLE CHANGE NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 102 HOURS FORECAST POSITION AT T+102 : 23.9N 68.9W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 11.07.2017 24.2N 69.6W WEAK WEAKENING RAPIDLY 12UTC 11.07.2017 25.3N 71.7W WEAK LITTLE CHANGE 00UTC 12.07.2017 27.0N 73.8W WEAK INTENSIFYING SLIGHTLY 12UTC 12.07.2017 28.5N 76.4W MODERATE INTENSIFYING SLIGHTLY 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 061617