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TROPICAL CYCLONES IN 2005

SIX-HOURLY POSITION AND INTENSITY DATA OFTYPHOON MATSA (0509)

Month Date Time
(UTC)
Intensity Estimated minimum
central pressure
(hPa)
Estimated maximum
surface winds
(m/s)
Lat.
°N
Long.
°E
Jul 31
0000
T.D.
1000
13
10.8
136.1
0600
T.D.
996
16
11.0
135.0
1200
T.S.
992
18
11.6
134.0
1800
T.S.
992
18
12.8
133.0
Aug 1
0000
T.S.
988
21
13.7
132.6
0600
T.S.
988
21
14.5
131.8
1200
T.S.
988
21
15.5
130.7
1800
T.S.
984
23
16.2
130.0
2
0000
S.T.S.
980
28
16.9
129.4
0600
S.T.S.
975
31
17.8
128.8
1200
T.
970
33
18.9
128.1
1800
T.
965
36
20.0
127.2
3
0000
T.
965
36
20.6
126.6
0600
T.
960
39
21.1
126.0
1200
T.
960
39
21.7
125.7
1800
T.
955
41
22.4
125.4
4
0000
T.
955
41
23.1
124.9
0600
T.
955
41
23.9
124.6
1200
T.
955
41
24.6
124.3
1800
T.
955
41
25.3
123.6
5
0000
T.
955
41
25.7
123.4
0600
T.
955
41
26.6
123.2
1200
T.
955
41
27.5
122.3
1800
T.
955
41
28.0
121.6
6
0000
T.
965
36
28.5
121.0
0600
S.T.S.
975
31
29.0
120.5
1200
S.T.S.
984
25
30.0
119.9
1800
T.S.
988
23
30.6
119.3
7
0000
T.S.
992
21
31.3
118.7
0600
T.S.
992
21
31.7
118.5
1200
T.S.
996
18
33.1
119.2
1800
T.D.
998
16
34.3
119.0
8
0000
T.D.
998
16
35.5
119.5
0600
T.D.
998
16
37.1
119.1
Dissipated

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