Validation of sea ice concentration
Bulletin date: 2018-12-20
Model vs. observations, sea ice class contingency tables
Date: 2018-12-14:
| 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 |
16215 |
7855 |
752 |
424 |
95 |
38 |
43 |
0 |
| OW |
0 |
156 |
109 |
159 |
93 |
48 |
21 |
0 |
| VODI |
0 |
96 |
93 |
143 |
150 |
131 |
40 |
0 |
| ODI |
0 |
27 |
50 |
104 |
108 |
215 |
90 |
0 |
| CDI |
0 |
0 |
39 |
94 |
111 |
329 |
482 |
9 |
| VCDI |
0 |
0 |
7 |
53 |
117 |
825 |
5013 |
3825 |
|
...date precedes bulletin
|
Date: 2018-12-18:
| 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 |
16558 |
7256 |
1075 |
458 |
100 |
31 |
36 |
0 |
| OW |
1 |
94 |
175 |
190 |
63 |
25 |
14 |
0 |
| VODI |
0 |
57 |
171 |
228 |
105 |
76 |
43 |
0 |
| ODI |
0 |
8 |
44 |
142 |
140 |
101 |
101 |
0 |
| CDI |
0 |
2 |
27 |
98 |
121 |
149 |
258 |
22 |
| VCDI |
0 |
0 |
1 |
32 |
182 |
694 |
5797 |
3484 |
|
...date precedes bulletin
|
Date: 2018-12-20:
| 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 |
16849 |
6993 |
941 |
365 |
56 |
14 |
60 |
0 |
| OW |
4 |
93 |
167 |
164 |
58 |
17 |
18 |
0 |
| VODI |
0 |
49 |
173 |
179 |
165 |
70 |
53 |
0 |
| ODI |
0 |
13 |
81 |
149 |
109 |
82 |
59 |
0 |
| CDI |
0 |
11 |
47 |
116 |
122 |
174 |
213 |
26 |
| VCDI |
0 |
2 |
24 |
86 |
150 |
403 |
5868 |
3936 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16853 |
7016 |
971 |
397 |
57 |
15 |
62 |
0 |
| OW |
0 |
74 |
157 |
144 |
61 |
9 |
13 |
0 |
| VODI |
0 |
46 |
172 |
180 |
163 |
75 |
46 |
0 |
| ODI |
0 |
14 |
69 |
147 |
113 |
94 |
65 |
0 |
| CDI |
0 |
9 |
46 |
106 |
120 |
163 |
246 |
22 |
| VCDI |
0 |
2 |
18 |
85 |
146 |
404 |
5839 |
3940 |
|
Date: 2018-12-24:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2018-12-26:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2018-12-28:
| 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 |
15593 |
7057 |
1175 |
597 |
155 |
97 |
45 |
0 |
| OW |
0 |
117 |
350 |
194 |
53 |
40 |
16 |
0 |
| VODI |
0 |
39 |
263 |
317 |
96 |
96 |
32 |
0 |
| ODI |
0 |
4 |
58 |
179 |
95 |
139 |
104 |
26 |
| CDI |
0 |
0 |
31 |
117 |
100 |
141 |
363 |
57 |
| VCDI |
0 |
0 |
27 |
71 |
129 |
295 |
5181 |
4710 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15593 |
6796 |
949 |
508 |
147 |
137 |
62 |
0 |
| OW |
0 |
192 |
254 |
146 |
34 |
45 |
22 |
0 |
| VODI |
0 |
184 |
341 |
214 |
75 |
62 |
48 |
0 |
| ODI |
0 |
25 |
182 |
209 |
93 |
77 |
93 |
19 |
| CDI |
0 |
16 |
92 |
187 |
103 |
135 |
260 |
40 |
| VCDI |
0 |
4 |
86 |
211 |
176 |
352 |
5256 |
4734 |
|
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