Validation of sea ice concentration
Bulletin date: 2019-01-03
Model vs. observations, sea ice class contingency tables
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 |
|
...date precedes bulletin
|
Date: 2019-01-01:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2019-01-03:
| 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 |
14679 |
6575 |
1417 |
690 |
377 |
198 |
19 |
0 |
| OW |
0 |
25 |
127 |
198 |
192 |
150 |
15 |
0 |
| VODI |
0 |
9 |
75 |
122 |
252 |
257 |
50 |
0 |
| ODI |
0 |
1 |
18 |
59 |
189 |
200 |
81 |
0 |
| CDI |
0 |
0 |
5 |
24 |
174 |
445 |
314 |
31 |
| VCDI |
0 |
0 |
5 |
11 |
76 |
532 |
5326 |
5241 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14679 |
6583 |
1414 |
703 |
408 |
205 |
25 |
0 |
| OW |
0 |
21 |
127 |
191 |
168 |
148 |
12 |
0 |
| VODI |
0 |
6 |
75 |
120 |
249 |
235 |
49 |
0 |
| ODI |
0 |
0 |
21 |
51 |
187 |
199 |
67 |
0 |
| CDI |
0 |
0 |
4 |
28 |
173 |
395 |
300 |
28 |
| VCDI |
0 |
0 |
6 |
11 |
75 |
600 |
5352 |
5244 |
|
Date: 2019-01-07:
| 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 |
14388 |
6999 |
1022 |
812 |
244 |
71 |
11 |
0 |
| OW |
0 |
42 |
166 |
277 |
209 |
72 |
31 |
0 |
| VODI |
0 |
12 |
74 |
221 |
210 |
146 |
81 |
0 |
| ODI |
0 |
2 |
21 |
84 |
144 |
189 |
229 |
1 |
| CDI |
0 |
0 |
11 |
43 |
121 |
199 |
560 |
60 |
| VCDI |
0 |
3 |
8 |
19 |
93 |
599 |
5988 |
4697 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14388 |
6868 |
970 |
782 |
199 |
85 |
21 |
0 |
| OW |
0 |
141 |
149 |
225 |
151 |
58 |
21 |
0 |
| VODI |
0 |
33 |
91 |
231 |
219 |
123 |
88 |
0 |
| ODI |
0 |
7 |
45 |
93 |
160 |
136 |
153 |
6 |
| CDI |
0 |
6 |
29 |
71 |
125 |
173 |
322 |
78 |
| VCDI |
0 |
3 |
18 |
54 |
167 |
701 |
6295 |
4674 |
|
Date: 2019-01-09:
| 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 |
14223 |
6539 |
1216 |
691 |
295 |
115 |
11 |
0 |
| OW |
0 |
94 |
176 |
190 |
221 |
111 |
9 |
0 |
| VODI |
0 |
13 |
87 |
159 |
249 |
163 |
19 |
0 |
| ODI |
0 |
5 |
21 |
64 |
165 |
226 |
59 |
0 |
| CDI |
0 |
6 |
15 |
33 |
102 |
424 |
306 |
16 |
| VCDI |
0 |
3 |
22 |
32 |
90 |
485 |
6949 |
4555 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14223 |
6450 |
1177 |
624 |
243 |
110 |
13 |
0 |
| OW |
0 |
103 |
132 |
186 |
166 |
85 |
12 |
0 |
| VODI |
0 |
78 |
147 |
168 |
245 |
158 |
34 |
0 |
| ODI |
0 |
8 |
31 |
92 |
191 |
206 |
56 |
6 |
| CDI |
0 |
9 |
20 |
60 |
137 |
332 |
232 |
52 |
| VCDI |
0 |
12 |
30 |
39 |
140 |
633 |
7006 |
4513 |
|
Date: 2019-01-11:
| 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 |
14203 |
6540 |
1307 |
691 |
191 |
17 |
0 |
0 |
| OW |
0 |
79 |
215 |
196 |
121 |
45 |
13 |
0 |
| VODI |
0 |
30 |
153 |
228 |
198 |
78 |
42 |
0 |
| ODI |
0 |
6 |
64 |
119 |
170 |
96 |
88 |
0 |
| CDI |
0 |
3 |
41 |
76 |
138 |
255 |
227 |
38 |
| VCDI |
0 |
4 |
36 |
110 |
165 |
450 |
6479 |
5247 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14203 |
6437 |
1190 |
602 |
209 |
44 |
5 |
0 |
| OW |
0 |
98 |
197 |
185 |
127 |
49 |
8 |
0 |
| VODI |
0 |
77 |
161 |
186 |
157 |
74 |
29 |
0 |
| ODI |
0 |
36 |
128 |
135 |
120 |
102 |
61 |
4 |
| CDI |
0 |
10 |
65 |
106 |
104 |
155 |
234 |
76 |
| VCDI |
0 |
4 |
75 |
206 |
266 |
517 |
6512 |
5205 |
|
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