Validation of sea ice concentration
Bulletin date: 2016-06-02
Model vs. observations, sea ice class contingency tables
Date: 2016-05-27:
| 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 |
17036 |
6377 |
1351 |
670 |
287 |
112 |
56 |
0 |
| OW |
0 |
21 |
116 |
158 |
211 |
164 |
96 |
7 |
| VODI |
0 |
2 |
92 |
126 |
139 |
250 |
327 |
6 |
| ODI |
0 |
0 |
39 |
98 |
147 |
217 |
585 |
1 |
| CDI |
0 |
0 |
10 |
80 |
132 |
298 |
2525 |
0 |
| VCDI |
0 |
0 |
0 |
17 |
23 |
35 |
2496 |
3852 |
|
...date precedes bulletin
|
Date: 2016-05-31:
| 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 |
17666 |
6400 |
1009 |
685 |
415 |
123 |
66 |
0 |
| OW |
0 |
8 |
84 |
169 |
245 |
143 |
126 |
11 |
| VODI |
0 |
1 |
32 |
102 |
284 |
280 |
330 |
2 |
| ODI |
0 |
1 |
6 |
35 |
180 |
345 |
679 |
1 |
| CDI |
0 |
0 |
2 |
28 |
115 |
252 |
2319 |
2 |
| VCDI |
0 |
0 |
0 |
19 |
32 |
50 |
2321 |
3591 |
|
...date precedes bulletin
|
Date: 2016-06-02:
| 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 |
17195 |
6618 |
1069 |
961 |
369 |
116 |
98 |
11 |
| OW |
0 |
38 |
67 |
209 |
271 |
147 |
136 |
0 |
| VODI |
0 |
9 |
35 |
178 |
276 |
358 |
364 |
2 |
| ODI |
0 |
1 |
6 |
59 |
174 |
360 |
582 |
1 |
| CDI |
0 |
0 |
0 |
37 |
67 |
271 |
2139 |
0 |
| VCDI |
0 |
0 |
0 |
15 |
23 |
47 |
2215 |
3635 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17195 |
6622 |
1084 |
1006 |
439 |
123 |
127 |
11 |
| OW |
0 |
35 |
55 |
168 |
236 |
154 |
126 |
0 |
| VODI |
0 |
9 |
33 |
165 |
264 |
348 |
365 |
2 |
| ODI |
0 |
0 |
5 |
71 |
151 |
357 |
813 |
1 |
| CDI |
0 |
0 |
0 |
36 |
69 |
275 |
1868 |
0 |
| VCDI |
0 |
0 |
0 |
13 |
21 |
42 |
2235 |
3635 |
|
Date: 2016-06-06:
| 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 |
17006 |
6384 |
1484 |
809 |
580 |
180 |
110 |
9 |
| OW |
0 |
18 |
99 |
174 |
252 |
215 |
86 |
0 |
| VODI |
0 |
1 |
30 |
152 |
379 |
439 |
210 |
2 |
| ODI |
0 |
0 |
0 |
44 |
199 |
496 |
659 |
1 |
| CDI |
0 |
2 |
3 |
9 |
67 |
256 |
1349 |
7 |
| VCDI |
0 |
2 |
0 |
4 |
9 |
37 |
2381 |
4015 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17006 |
6385 |
1525 |
863 |
737 |
346 |
192 |
9 |
| OW |
0 |
17 |
66 |
158 |
250 |
273 |
135 |
0 |
| VODI |
0 |
0 |
21 |
115 |
249 |
383 |
446 |
2 |
| ODI |
0 |
1 |
1 |
45 |
152 |
260 |
708 |
1 |
| CDI |
0 |
1 |
2 |
7 |
91 |
350 |
1537 |
16 |
| VCDI |
0 |
3 |
1 |
4 |
7 |
11 |
1777 |
4006 |
|
Date: 2016-06-08:
| 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 |
16443 |
6903 |
1177 |
1290 |
679 |
241 |
136 |
12 |
| OW |
0 |
1 |
28 |
292 |
352 |
223 |
78 |
0 |
| VODI |
0 |
2 |
2 |
87 |
327 |
407 |
246 |
2 |
| ODI |
0 |
0 |
1 |
17 |
98 |
380 |
790 |
10 |
| CDI |
0 |
0 |
3 |
12 |
72 |
337 |
1459 |
19 |
| VCDI |
0 |
0 |
0 |
3 |
8 |
48 |
2031 |
3943 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16443 |
6903 |
1174 |
1395 |
897 |
409 |
206 |
12 |
| OW |
0 |
1 |
29 |
181 |
226 |
280 |
160 |
0 |
| VODI |
0 |
2 |
4 |
88 |
190 |
290 |
601 |
2 |
| ODI |
0 |
0 |
2 |
23 |
133 |
258 |
651 |
1 |
| CDI |
0 |
0 |
0 |
11 |
65 |
327 |
1344 |
8 |
| VCDI |
0 |
0 |
2 |
3 |
25 |
72 |
1778 |
3963 |
|
Date: 2016-06-10:
| 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 |
16382 |
6914 |
1283 |
1548 |
691 |
215 |
122 |
13 |
| OW |
0 |
11 |
30 |
217 |
383 |
268 |
75 |
0 |
| VODI |
0 |
3 |
9 |
80 |
353 |
355 |
260 |
2 |
| ODI |
0 |
0 |
2 |
19 |
111 |
454 |
569 |
9 |
| CDI |
0 |
1 |
2 |
12 |
85 |
383 |
1441 |
9 |
| VCDI |
0 |
0 |
1 |
1 |
7 |
137 |
2105 |
3597 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16382 |
6924 |
1306 |
1661 |
1031 |
459 |
218 |
13 |
| OW |
0 |
2 |
15 |
99 |
220 |
278 |
204 |
0 |
| VODI |
0 |
2 |
2 |
76 |
204 |
407 |
416 |
2 |
| ODI |
0 |
0 |
1 |
29 |
93 |
237 |
574 |
1 |
| CDI |
0 |
0 |
0 |
11 |
64 |
312 |
1249 |
4 |
| VCDI |
0 |
1 |
3 |
1 |
18 |
119 |
1911 |
3610 |
|
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