819 WTNT80 EGRR 041559 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 12UTC 04.07.2021 TROPICAL STORM ELSA ANALYSED POSITION : 18.6N 76.6W ATCF IDENTIFIER : AL052021 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 04.07.2021 18.6N 76.6W WEAK 00UTC 05.07.2021 BELOW TROPICAL STORM STRENGTH NEW TROPICAL STORM FORECAST TO DEVELOP AFTER 48 HOURS FORECAST POSITION AT T+ 48 : 25.2N 84.0W VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 06.07.2021 25.2N 84.0W WEAK 00UTC 07.07.2021 27.0N 84.4W WEAK LITTLE CHANGE 12UTC 07.07.2021 29.2N 83.6W WEAK LITTLE CHANGE 00UTC 08.07.2021 31.6N 82.2W WEAK LITTLE CHANGE 12UTC 08.07.2021 33.2N 80.2W WEAK LITTLE CHANGE 00UTC 09.07.2021 35.0N 76.9W WEAK LITTLE CHANGE 12UTC 09.07.2021 36.4N 72.9W WEAK INTENSIFYING SLIGHTLY 00UTC 10.07.2021 38.2N 68.0W MODERATE INTENSIFYING SLIGHTLY 12UTC 10.07.2021 40.8N 62.6W 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 041559