Track data from Joint Typhoon Warning Centre:
聯合颱風警告中心的熱帶氣旋路徑數據:

2004 Tropical Storm (2004-21W)

Date & Time     Latitude  Longitude Course Speed Wind Gust Sea Wave
(GMT)       Int (deg N)   (deg E)   (deg)  (kt)  (kt) (kt) (ft)
=========== === ========  ========= ====== ===== ==== ==== ========
2004082606  TD  13.3      152.4     285    4     25   35   10
2004082609  TD  13.3      152.2
2004082612  TD  13.8      150.4     285    12    30   40   10
2004082615  TD  13.8      150.0
2004082618  TS  14.0      150.9     295    4     35   45   10
2004082621  TS  14.0      150.6
2004082700  TS  14.1      150.2     280    7     35   45   11
2004082703  TS  14.1      149.9
2004082706  TS  14.1      149.8     270    6     35   45   12
2004082709  TS  14.1      149.6
2004082712  TD  14.9      149.0     305    8     30   40   10
2004082715  TD  14.9      148.7
2004082718  TD  15.6      147.9     310    11    30   40   12
2004082721  TD  15.6      147.6
2004082800  TD  16.1      146.4     295    14    25   35   13
2004082803  TD  16.2      146.1
2004082806  TD  16.1      145.6     270    8     20   30   8
2004082809  TD  16.2      145.2
2004082809  dissipated within 12 hours

    Source: geocities.com/wwtc2004/temp

               ( geocities.com/wwtc2004)