Validation of sea ice concentration
Bulletin date: 2012-12-27
Model vs. observations, sea ice class contingency tables
Date: 2012-12-21:
| 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 |
15602 |
6796 |
449 |
313 |
71 |
5 |
0 |
0 |
| OW |
0 |
361 |
316 |
238 |
134 |
22 |
0 |
0 |
| VODI |
0 |
54 |
334 |
325 |
256 |
143 |
13 |
0 |
| ODI |
0 |
2 |
78 |
201 |
269 |
377 |
34 |
0 |
| CDI |
0 |
2 |
36 |
74 |
163 |
536 |
188 |
42 |
| VCDI |
0 |
0 |
45 |
53 |
133 |
1561 |
4176 |
4017 |
|
...date precedes bulletin
|
Date: 2012-12-25:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2012-12-27:
| 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 |
15005 |
6588 |
848 |
353 |
167 |
80 |
0 |
0 |
| OW |
0 |
151 |
315 |
203 |
124 |
70 |
1 |
0 |
| VODI |
0 |
141 |
247 |
221 |
174 |
117 |
4 |
0 |
| ODI |
0 |
13 |
109 |
211 |
185 |
183 |
26 |
3 |
| CDI |
0 |
3 |
50 |
123 |
330 |
401 |
133 |
61 |
| VCDI |
0 |
4 |
61 |
205 |
568 |
1518 |
4525 |
3898 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15005 |
6737 |
1118 |
553 |
344 |
215 |
5 |
0 |
| OW |
0 |
66 |
110 |
92 |
59 |
47 |
3 |
0 |
| VODI |
0 |
63 |
168 |
127 |
98 |
102 |
8 |
0 |
| ODI |
0 |
26 |
108 |
170 |
126 |
138 |
30 |
3 |
| CDI |
0 |
4 |
57 |
137 |
240 |
290 |
123 |
58 |
| VCDI |
0 |
4 |
69 |
237 |
681 |
1577 |
4520 |
3901 |
|
Date: 2012-12-31:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2013-01-02:
| 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 |
15219 |
6648 |
973 |
405 |
44 |
0 |
0 |
0 |
| OW |
0 |
78 |
208 |
394 |
206 |
33 |
0 |
0 |
| VODI |
0 |
51 |
123 |
310 |
295 |
124 |
8 |
0 |
| ODI |
0 |
14 |
209 |
265 |
271 |
302 |
14 |
5 |
| CDI |
0 |
4 |
44 |
175 |
310 |
507 |
261 |
39 |
| VCDI |
0 |
2 |
22 |
51 |
177 |
1572 |
4323 |
3733 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15219 |
6554 |
886 |
619 |
229 |
97 |
1 |
0 |
| OW |
0 |
64 |
77 |
91 |
52 |
30 |
3 |
0 |
| VODI |
0 |
80 |
106 |
124 |
88 |
91 |
11 |
0 |
| ODI |
0 |
42 |
108 |
121 |
98 |
186 |
63 |
10 |
| CDI |
0 |
22 |
127 |
152 |
186 |
281 |
199 |
65 |
| VCDI |
0 |
35 |
275 |
493 |
650 |
1853 |
4329 |
3702 |
|
Date: 2013-01-04:
| 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 |
15004 |
6780 |
656 |
354 |
83 |
6 |
0 |
0 |
| OW |
0 |
202 |
298 |
277 |
259 |
30 |
2 |
0 |
| VODI |
0 |
106 |
187 |
277 |
270 |
147 |
5 |
0 |
| ODI |
0 |
26 |
130 |
193 |
227 |
220 |
66 |
5 |
| CDI |
0 |
10 |
207 |
125 |
270 |
432 |
365 |
47 |
| VCDI |
0 |
0 |
88 |
217 |
395 |
1737 |
4544 |
3172 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15004 |
6633 |
758 |
498 |
439 |
153 |
15 |
0 |
| OW |
0 |
76 |
64 |
62 |
54 |
65 |
8 |
0 |
| VODI |
0 |
97 |
85 |
78 |
63 |
156 |
23 |
0 |
| ODI |
0 |
88 |
73 |
84 |
76 |
132 |
67 |
16 |
| CDI |
0 |
104 |
105 |
121 |
136 |
212 |
194 |
53 |
| VCDI |
0 |
126 |
481 |
600 |
736 |
1854 |
4675 |
3155 |
|
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