000 WTNT80 EGRR 031800 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 12UTC 03.08.2014 TROPICAL STORM BERTHA ANALYSED POSITION : 19.5N 70.9W ATCF IDENTIFIER : AL032014 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 03.08.2014 19.5N 70.9W WEAK 00UTC 04.08.2014 24.6N 73.2W WEAK INTENSIFYING SLIGHTLY 12UTC 04.08.2014 27.8N 74.6W MODERATE LITTLE CHANGE 00UTC 05.08.2014 31.6N 74.6W MODERATE INTENSIFYING SLIGHTLY 12UTC 05.08.2014 34.9N 73.4W STRONG INTENSIFYING RAPIDLY 00UTC 06.08.2014 37.0N 70.7W MODERATE WEAKENING SLIGHTLY 12UTC 06.08.2014 39.0N 66.3W MODERATE LITTLE CHANGE 00UTC 07.08.2014 41.5N 60.8W STRONG INTENSIFYING SLIGHTLY 12UTC 07.08.2014 44.2N 56.4W INTENSE INTENSIFYING RAPIDLY 00UTC 08.08.2014 46.2N 50.2W STRONG WEAKENING RAPIDLY 12UTC 08.08.2014 47.0N 42.6W MODERATE WEAKENING RAPIDLY 00UTC 09.08.2014 48.1N 31.4W WEAK WEAKENING RAPIDLY 12UTC 09.08.2014 49.8N 23.2W MODERATE INTENSIFYING RAPIDLY HURRICANE ISELLE ANALYSED POSITION : 15.4N 132.4W ATCF IDENTIFIER : EP092014 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 03.08.2014 15.4N 132.4W STRONG 00UTC 04.08.2014 15.9N 134.3W STRONG LITTLE CHANGE 12UTC 04.08.2014 16.1N 136.4W STRONG LITTLE CHANGE 00UTC 05.08.2014 16.0N 138.0W STRONG INTENSIFYING SLIGHTLY 12UTC 05.08.2014 16.3N 139.5W INTENSE INTENSIFYING SLIGHTLY 00UTC 06.08.2014 16.8N 141.8W INTENSE INTENSIFYING RAPIDLY 12UTC 06.08.2014 17.0N 144.9W STRONG WEAKENING RAPIDLY 00UTC 07.08.2014 18.0N 148.0W STRONG WEAKENING SLIGHTLY 12UTC 07.08.2014 19.0N 151.8W MODERATE WEAKENING RAPIDLY 00UTC 08.08.2014 20.3N 155.3W MODERATE WEAKENING SLIGHTLY 12UTC 08.08.2014 21.6N 158.8W WEAK WEAKENING SLIGHTLY 00UTC 09.08.2014 22.8N 160.8W WEAK WEAKENING SLIGHTLY 12UTC 09.08.2014 23.3N 162.8W WEAK LITTLE CHANGE TROPICAL DEPRESSION GENEVIEVE ANALYSED POSITION : 9.5N 159.2W ATCF IDENTIFIER : EP072014 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 03.08.2014 9.5N 159.2W WEAK 00UTC 04.08.2014 9.3N 160.7W WEAK LITTLE CHANGE 12UTC 04.08.2014 10.2N 163.0W WEAK LITTLE CHANGE 00UTC 05.08.2014 11.2N 165.9W WEAK LITTLE CHANGE 12UTC 05.08.2014 11.8N 168.5W WEAK INTENSIFYING SLIGHTLY 00UTC 06.08.2014 13.5N 170.8W MODERATE INTENSIFYING SLIGHTLY 12UTC 06.08.2014 15.0N 172.9W MODERATE LITTLE CHANGE 00UTC 07.08.2014 16.5N 174.9W MODERATE INTENSIFYING SLIGHTLY 12UTC 07.08.2014 17.8N 176.9W MODERATE INTENSIFYING SLIGHTLY 00UTC 08.08.2014 18.8N 178.2W MODERATE LITTLE CHANGE 12UTC 08.08.2014 20.4N 178.8W INTENSE INTENSIFYING RAPIDLY 00UTC 09.08.2014 22.7N 179.6W INTENSE WEAKENING RAPIDLY 12UTC 09.08.2014 25.1N 179.3E INTENSE INTENSIFYING SLIGHTLY TROPICAL STORM DEVELOPED IN THE MODEL ANALYSIS AT POSITION : 13.0N 147.8W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 03.08.2014 13.0N 147.8W WEAK 00UTC 04.08.2014 12.7N 150.8W WEAK LITTLE CHANGE 12UTC 04.08.2014 14.3N 152.8W WEAK LITTLE CHANGE 00UTC 05.08.2014 BELOW TROPICAL STORM STRENGTH TROPICAL STORM DEVELOPED IN THE MODEL ANALYSIS AT POSITION : 14.2N 115.2W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 03.08.2014 14.2N 115.2W WEAK 00UTC 04.08.2014 13.5N 117.2W WEAK LITTLE CHANGE 12UTC 04.08.2014 13.7N 119.9W WEAK INTENSIFYING SLIGHTLY 00UTC 05.08.2014 13.0N 122.4W WEAK INTENSIFYING RAPIDLY 12UTC 05.08.2014 12.7N 125.3W WEAK LITTLE CHANGE 00UTC 06.08.2014 12.8N 127.6W MODERATE INTENSIFYING SLIGHTLY 12UTC 06.08.2014 12.7N 130.3W MODERATE LITTLE CHANGE 00UTC 07.08.2014 12.9N 132.7W MODERATE LITTLE CHANGE 12UTC 07.08.2014 13.2N 135.3W STRONG INTENSIFYING SLIGHTLY 00UTC 08.08.2014 13.8N 138.1W MODERATE LITTLE CHANGE 12UTC 08.08.2014 13.8N 141.2W STRONG INTENSIFYING SLIGHTLY 00UTC 09.08.2014 14.1N 144.3W STRONG WEAKENING SLIGHTLY 12UTC 09.08.2014 14.9N 147.4W INTENSE 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 THE FORMAT OF THIS BULLETIN WILL BE CHANGING SOON TO INCLUDE EXPLICIT GUIDANCE ON CENTRAL PRESSURE AND MAXIMUM WIND SPEED. FOR FURTHER INFORMATION CONTACT TROPICAL_CYCLONES@METOFFICE.GOV.UK MET OFFICE, EXETER, UK TOO 031630