TROPICAL CYCLONES IN 2009
SIX-HOURLY POSITION AND INTENSITY DATA OF TROPICAL STORM ETAU (0909)
| Month | Date | Time (UTC) |
Intensity | Estimated minimum central pressure (hPa) |
Estimated maximum surface winds (m/s) |
Lat. °N |
Long. °E |
| Aug | 8
|
0600 |
T.D. |
996 |
13 |
23.7 |
139.0 |
1200 |
T.D. |
996 |
13 |
24.2 |
138.2 |
||
1800 |
T.D. |
996 |
13 |
25.1 |
137.0 |
||
9
|
0000 |
T.D. |
994 |
16 |
26.0 |
136.3 |
|
0600 |
T.D. |
994 |
16 |
27.1 |
135.5 |
||
1200 |
T.S. |
992 |
18 |
27.9 |
135.0 |
||
1800 |
T.S. |
992 |
18 |
29.2 |
134.7 |
||
10
|
0000 |
T.S. |
990 |
21 |
30.0 |
134.7 |
|
0600 |
T.S. |
990 |
21 |
31.0 |
135.1 |
||
1200 |
T.S. |
990 |
21 |
32.2 |
135.7 |
||
1800 |
T.S. |
990 |
21 |
32.9 |
136.8 |
||
11
|
0000 |
T.S. |
988 |
23 |
33.3 |
138.6 |
|
0600 |
T.S. |
988 |
23 |
33.4 |
140.8 |
||
1200 |
T.S. |
990 |
21 |
33.1 |
143.0 |
||
1800 |
T.S. |
990 |
21 |
32.7 |
145.2 |
||
12
|
0000 |
T.S. |
990 |
21 |
32.5 |
148.3 |
|
0600 |
T.S. |
990 |
21 |
32.3 |
150.6 |
||
1200 |
T.S. |
992 |
18 |
33.2 |
151.8 |
||
1800 |
T.S. |
992 |
18 |
33.5 |
151.8 |
||
13 |
0000 |
T.D. |
994 |
16 |
33.8 |
151.7 |
|
Became Extratropical |
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