000 WTNT80 EGRR 071605 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 12UTC 07.10.2017 HURRICANE NATE ANALYSED POSITION : 25.6N 87.9W ATCF IDENTIFIER : AL162017 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 07.10.2017 25.6N 87.9W STRONG 00UTC 08.10.2017 28.8N 89.7W STRONG LITTLE CHANGE 12UTC 08.10.2017 31.4N 88.1W MODERATE WEAKENING SLIGHTLY 00UTC 09.10.2017 35.2N 86.0W MODERATE WEAKENING SLIGHTLY 12UTC 09.10.2017 39.7N 79.9W WEAK WEAKENING SLIGHTLY 00UTC 10.10.2017 42.7N 72.9W WEAK LITTLE CHANGE 12UTC 10.10.2017 45.2N 64.8W WEAK LITTLE CHANGE 00UTC 11.10.2017 BELOW TROPICAL STORM STRENGTH TROPICAL STORM DEVELOPED IN THE MODEL ANALYSIS AT POSITION : 32.2N 39.9W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 07.10.2017 32.2N 39.9W WEAK 00UTC 08.10.2017 31.5N 39.8W WEAK LITTLE CHANGE 12UTC 08.10.2017 30.6N 40.6W WEAK LITTLE CHANGE 00UTC 09.10.2017 30.5N 41.5W WEAK LITTLE CHANGE 12UTC 09.10.2017 30.9N 42.4W WEAK LITTLE CHANGE 00UTC 10.10.2017 31.5N 43.5W WEAK LITTLE CHANGE 12UTC 10.10.2017 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 60 HOURS FORECAST POSITION AT T+ 60 : 8.7N 31.0W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 00UTC 10.10.2017 8.7N 31.0W WEAK 12UTC 10.10.2017 9.1N 34.0W WEAK LITTLE CHANGE 00UTC 11.10.2017 10.2N 37.5W WEAK LITTLE CHANGE 12UTC 11.10.2017 10.3N 41.3W WEAK LITTLE CHANGE 00UTC 12.10.2017 10.5N 44.5W MODERATE INTENSIFYING SLIGHTLY 12UTC 12.10.2017 11.1N 47.3W MODERATE INTENSIFYING SLIGHTLY 00UTC 13.10.2017 12.0N 49.9W MODERATE INTENSIFYING SLIGHTLY 12UTC 13.10.2017 12.9N 52.5W 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 071605