Validation of sea ice concentration - American sector
Bulletin date: 2017-12-28
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2017-12-22:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
331 |
8 |
46 |
4 |
0 |
0 |
0 |
| OW |
0 |
95 |
7 |
66 |
83 |
0 |
0 |
0 |
| VODI |
0 |
32 |
4 |
220 |
257 |
42 |
0 |
0 |
| ODI |
0 |
19 |
4 |
206 |
352 |
192 |
4 |
4 |
| CDI |
0 |
25 |
2 |
49 |
243 |
764 |
372 |
54 |
| VCDI |
0 |
7 |
3 |
36 |
203 |
1980 |
13036 |
27116 |
|
...date precedes bulletin
|
Date: 2017-12-24:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
430 |
3 |
13 |
0 |
0 |
0 |
0 |
| OW |
0 |
174 |
15 |
55 |
7 |
0 |
0 |
0 |
| VODI |
0 |
70 |
10 |
93 |
163 |
47 |
0 |
0 |
| ODI |
0 |
21 |
6 |
67 |
262 |
264 |
7 |
0 |
| CDI |
0 |
17 |
3 |
75 |
390 |
800 |
261 |
7 |
| VCDI |
0 |
3 |
1 |
49 |
252 |
3696 |
13146 |
25459 |
|
...date precedes bulletin
|
Date: 2017-12-26:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
474 |
29 |
131 |
31 |
0 |
0 |
0 |
| OW |
0 |
5 |
5 |
64 |
94 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
9 |
163 |
44 |
0 |
0 |
| ODI |
0 |
0 |
0 |
4 |
236 |
210 |
36 |
0 |
| CDI |
0 |
0 |
0 |
10 |
273 |
731 |
283 |
20 |
| VCDI |
0 |
0 |
0 |
0 |
44 |
1932 |
13139 |
27899 |
|
...date precedes bulletin
|
Date: 2017-12-28:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
341 |
20 |
90 |
14 |
0 |
0 |
0 |
| OW |
0 |
6 |
6 |
112 |
53 |
3 |
0 |
0 |
| VODI |
0 |
0 |
0 |
9 |
121 |
31 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
97 |
130 |
2 |
0 |
| CDI |
0 |
0 |
0 |
20 |
256 |
407 |
82 |
31 |
| VCDI |
0 |
0 |
0 |
10 |
121 |
1971 |
10741 |
31192 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
342 |
20 |
103 |
22 |
0 |
0 |
0 |
| OW |
0 |
5 |
6 |
95 |
52 |
3 |
0 |
0 |
| VODI |
0 |
0 |
0 |
13 |
123 |
30 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
70 |
152 |
10 |
0 |
| CDI |
0 |
0 |
0 |
11 |
245 |
383 |
119 |
41 |
| VCDI |
0 |
0 |
0 |
19 |
150 |
1974 |
10696 |
31182 |
|
Date: 2017-12-30:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
127 |
8 |
110 |
36 |
0 |
0 |
0 |
| OW |
0 |
26 |
3 |
26 |
86 |
1 |
0 |
0 |
| VODI |
0 |
4 |
5 |
24 |
70 |
68 |
0 |
0 |
| ODI |
0 |
0 |
0 |
9 |
60 |
141 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
84 |
283 |
78 |
4 |
| VCDI |
0 |
0 |
0 |
0 |
239 |
1934 |
12015 |
30425 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
134 |
10 |
126 |
50 |
0 |
0 |
0 |
| OW |
0 |
17 |
1 |
14 |
92 |
4 |
0 |
0 |
| VODI |
0 |
6 |
5 |
26 |
57 |
83 |
0 |
0 |
| ODI |
0 |
0 |
0 |
3 |
57 |
142 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
69 |
268 |
96 |
6 |
| VCDI |
0 |
0 |
0 |
0 |
250 |
1930 |
11997 |
30423 |
|
Date: 2018-01-01:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
74 |
9 |
63 |
3 |
0 |
0 |
0 |
| OW |
0 |
2 |
2 |
72 |
55 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
34 |
131 |
14 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
81 |
125 |
6 |
0 |
| CDI |
0 |
0 |
0 |
0 |
80 |
654 |
121 |
4 |
| VCDI |
0 |
0 |
0 |
0 |
37 |
1834 |
10498 |
31967 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
45 |
6 |
72 |
42 |
0 |
0 |
0 |
| OW |
0 |
20 |
4 |
41 |
55 |
7 |
0 |
0 |
| VODI |
0 |
11 |
1 |
29 |
101 |
44 |
0 |
0 |
| ODI |
0 |
0 |
0 |
21 |
59 |
109 |
0 |
0 |
| CDI |
0 |
0 |
0 |
6 |
46 |
245 |
7 |
12 |
| VCDI |
0 |
0 |
0 |
0 |
84 |
2222 |
10618 |
31959 |
|
Date: 2018-01-03:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
0 |
0 |
1 |
24 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
14 |
90 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
4 |
112 |
40 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
63 |
67 |
0 |
1 |
| CDI |
0 |
0 |
0 |
0 |
114 |
142 |
15 |
23 |
| VCDI |
0 |
0 |
0 |
0 |
149 |
2301 |
10136 |
32570 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
0 |
0 |
0 |
73 |
4 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
71 |
17 |
0 |
0 |
| VODI |
0 |
0 |
0 |
6 |
99 |
82 |
0 |
0 |
| ODI |
0 |
0 |
0 |
13 |
67 |
70 |
12 |
0 |
| CDI |
0 |
0 |
0 |
0 |
95 |
150 |
65 |
48 |
| VCDI |
0 |
0 |
0 |
0 |
147 |
2227 |
10074 |
32546 |
|
Date: 2018-01-05:
| Best estimate |
Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
2 |
133 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
3 |
166 |
0 |
1 |
| CDI |
0 |
0 |
0 |
0 |
1 |
152 |
16 |
26 |
| VCDI |
0 |
0 |
0 |
0 |
15 |
2022 |
10678 |
32651 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
0 |
0 |
0 |
0 |
3 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
0 |
91 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
0 |
222 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
0 |
128 |
5 |
0 |
| CDI |
0 |
0 |
0 |
0 |
6 |
152 |
38 |
33 |
| VCDI |
0 |
0 |
0 |
0 |
15 |
1877 |
10651 |
32645 |
|
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