Validation of sea ice concentration
Bulletin date: 2018-05-17
Model vs. observations, sea ice class contingency tables
Date: 2018-05-11:
| 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 |
14963 |
6321 |
1118 |
492 |
160 |
61 |
50 |
0 |
| OW |
0 |
13 |
148 |
153 |
122 |
56 |
62 |
0 |
| VODI |
0 |
7 |
54 |
178 |
180 |
123 |
139 |
0 |
| ODI |
0 |
0 |
17 |
103 |
176 |
152 |
270 |
0 |
| CDI |
0 |
0 |
7 |
111 |
319 |
610 |
940 |
53 |
| VCDI |
0 |
0 |
6 |
32 |
131 |
493 |
5779 |
4560 |
|
...date precedes bulletin
|
Date: 2018-05-15:
| 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 |
15052 |
6198 |
1353 |
591 |
208 |
78 |
56 |
0 |
| OW |
0 |
0 |
110 |
154 |
176 |
126 |
58 |
0 |
| VODI |
0 |
0 |
37 |
135 |
330 |
258 |
143 |
1 |
| ODI |
0 |
0 |
9 |
80 |
153 |
444 |
350 |
5 |
| CDI |
0 |
0 |
5 |
68 |
112 |
432 |
898 |
28 |
| VCDI |
0 |
0 |
1 |
20 |
21 |
108 |
6247 |
4114 |
|
...date precedes bulletin
|
Date: 2018-05-17:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2018-05-21:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2018-05-23:
| 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 |
15726 |
6351 |
1350 |
517 |
335 |
169 |
83 |
0 |
| OW |
0 |
11 |
97 |
144 |
307 |
170 |
58 |
3 |
| VODI |
0 |
3 |
34 |
67 |
164 |
297 |
204 |
17 |
| ODI |
0 |
0 |
20 |
56 |
54 |
212 |
377 |
8 |
| CDI |
0 |
0 |
6 |
47 |
74 |
235 |
1080 |
26 |
| VCDI |
0 |
0 |
0 |
15 |
25 |
158 |
5606 |
4053 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15726 |
6358 |
1333 |
534 |
367 |
276 |
134 |
3 |
| OW |
0 |
6 |
81 |
119 |
270 |
157 |
154 |
14 |
| VODI |
0 |
1 |
49 |
56 |
164 |
201 |
339 |
7 |
| ODI |
0 |
0 |
26 |
35 |
45 |
159 |
338 |
3 |
| CDI |
0 |
0 |
18 |
87 |
82 |
226 |
974 |
25 |
| VCDI |
0 |
0 |
0 |
15 |
31 |
222 |
5469 |
4055 |
|
Date: 2018-05-25:
| 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 |
15968 |
6453 |
1075 |
747 |
391 |
130 |
70 |
0 |
| OW |
0 |
1 |
80 |
137 |
304 |
122 |
49 |
0 |
| VODI |
0 |
3 |
37 |
73 |
198 |
213 |
262 |
22 |
| ODI |
0 |
0 |
27 |
56 |
78 |
163 |
374 |
3 |
| CDI |
0 |
0 |
6 |
69 |
55 |
152 |
1104 |
0 |
| VCDI |
0 |
0 |
0 |
13 |
23 |
140 |
5675 |
3886 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15968 |
6449 |
1033 |
706 |
390 |
227 |
143 |
10 |
| OW |
0 |
6 |
74 |
157 |
270 |
114 |
166 |
11 |
| VODI |
0 |
2 |
37 |
66 |
160 |
148 |
348 |
3 |
| ODI |
0 |
0 |
33 |
40 |
100 |
99 |
334 |
1 |
| CDI |
0 |
0 |
48 |
104 |
90 |
159 |
1165 |
3 |
| VCDI |
0 |
0 |
0 |
22 |
39 |
173 |
5378 |
3883 |
|
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