000 WTNT80 EGRR 171800 MET OFFICE TROPICAL CYCLONE GUIDANCE FOR NORTH-EAST PACIFIC AND ATLANTIC GLOBAL MODEL DATA TIME 12UTC 17.05.2013 TROPICAL STORM ALVIN ANALYSED POSITION : 11.4N 112.3W ATCF IDENTIFIER : EP012013 VERIFYING TIME POSITION STRENGTH TENDENCY -------------- -------- -------- -------- 12UTC 17.05.2013 11.4N 112.3W WEAK 00UTC 18.05.2013 11.9N 113.6W WEAK LITTLE CHANGE 12UTC 18.05.2013 12.2N 115.3W WEAK LITTLE CHANGE 00UTC 19.05.2013 12.4N 117.3W WEAK LITTLE CHANGE 12UTC 19.05.2013 12.3N 119.4W WEAK LITTLE CHANGE 00UTC 20.05.2013 12.2N 121.7W WEAK LITTLE CHANGE 12UTC 20.05.2013 12.6N 123.0W 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 MET OFFICE, EXETER, UK TOO 171722