Validation of sea ice concentration - Asian sector
Bulletin date: 2022-06-09
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-06-03:
| 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 |
0 |
421 |
9 |
33 |
10 |
0 |
0 |
0 |
| OW |
0 |
123 |
14 |
142 |
41 |
0 |
1 |
0 |
| VODI |
0 |
83 |
33 |
274 |
166 |
32 |
5 |
0 |
| ODI |
0 |
59 |
5 |
177 |
466 |
122 |
36 |
0 |
| CDI |
0 |
158 |
11 |
197 |
1457 |
1410 |
1063 |
29 |
| VCDI |
0 |
195 |
23 |
219 |
1050 |
4701 |
12206 |
7111 |
|
...date precedes bulletin
|
Date: 2022-06-05:
| 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 |
0 |
499 |
8 |
32 |
3 |
0 |
0 |
0 |
| OW |
0 |
169 |
21 |
110 |
58 |
6 |
1 |
0 |
| VODI |
0 |
126 |
34 |
271 |
188 |
40 |
4 |
0 |
| ODI |
0 |
74 |
8 |
221 |
449 |
151 |
47 |
0 |
| CDI |
0 |
169 |
9 |
243 |
1445 |
1562 |
976 |
0 |
| VCDI |
0 |
300 |
27 |
279 |
1098 |
5079 |
11322 |
7053 |
|
...date precedes bulletin
|
Date: 2022-06-07:
| 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 |
2 |
668 |
6 |
26 |
2 |
0 |
0 |
0 |
| OW |
0 |
170 |
36 |
159 |
56 |
4 |
0 |
0 |
| VODI |
0 |
96 |
14 |
405 |
233 |
23 |
2 |
0 |
| ODI |
0 |
86 |
10 |
270 |
826 |
218 |
8 |
0 |
| CDI |
0 |
350 |
25 |
268 |
1853 |
2758 |
614 |
0 |
| VCDI |
0 |
275 |
23 |
388 |
485 |
3942 |
13345 |
4436 |
|
...date precedes bulletin
|
Date: 2022-06-09:
| 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 |
7 |
825 |
9 |
72 |
2 |
0 |
0 |
0 |
| OW |
0 |
199 |
25 |
244 |
42 |
10 |
1 |
0 |
| VODI |
0 |
172 |
19 |
356 |
337 |
18 |
3 |
0 |
| ODI |
0 |
181 |
16 |
308 |
913 |
201 |
6 |
0 |
| CDI |
0 |
416 |
31 |
329 |
2204 |
2345 |
557 |
0 |
| VCDI |
0 |
140 |
27 |
505 |
459 |
3776 |
13802 |
3525 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
7 |
865 |
15 |
75 |
6 |
0 |
0 |
0 |
| OW |
0 |
167 |
25 |
230 |
44 |
9 |
1 |
0 |
| VODI |
0 |
184 |
13 |
369 |
323 |
20 |
6 |
0 |
| ODI |
0 |
195 |
18 |
298 |
796 |
153 |
4 |
0 |
| CDI |
0 |
381 |
26 |
330 |
2335 |
2440 |
596 |
0 |
| VCDI |
0 |
141 |
30 |
512 |
453 |
3728 |
13762 |
3525 |
|
Date: 2022-06-11:
| 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 |
11 |
1017 |
15 |
55 |
11 |
0 |
0 |
0 |
| OW |
0 |
312 |
36 |
284 |
32 |
11 |
3 |
0 |
| VODI |
0 |
312 |
19 |
342 |
346 |
34 |
1 |
0 |
| ODI |
0 |
279 |
20 |
349 |
906 |
299 |
16 |
0 |
| CDI |
0 |
366 |
42 |
516 |
2242 |
2041 |
845 |
0 |
| VCDI |
0 |
98 |
18 |
343 |
714 |
6094 |
9558 |
4495 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
11 |
1103 |
28 |
114 |
13 |
0 |
0 |
0 |
| OW |
0 |
250 |
26 |
265 |
66 |
5 |
2 |
0 |
| VODI |
0 |
306 |
17 |
291 |
329 |
38 |
2 |
0 |
| ODI |
0 |
279 |
19 |
344 |
794 |
231 |
21 |
0 |
| CDI |
0 |
343 |
39 |
496 |
2311 |
2169 |
963 |
0 |
| VCDI |
0 |
103 |
21 |
379 |
738 |
6036 |
9435 |
4495 |
|
Date: 2022-06-13:
| 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 |
11 |
1899 |
35 |
95 |
2 |
1 |
0 |
0 |
| OW |
0 |
394 |
61 |
251 |
27 |
0 |
0 |
0 |
| VODI |
0 |
202 |
32 |
743 |
369 |
10 |
3 |
0 |
| ODI |
0 |
90 |
16 |
447 |
2262 |
201 |
8 |
0 |
| CDI |
0 |
127 |
17 |
408 |
1224 |
2500 |
478 |
0 |
| VCDI |
0 |
5 |
3 |
150 |
817 |
6306 |
8535 |
4353 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
11 |
1333 |
36 |
150 |
51 |
1 |
0 |
0 |
| OW |
0 |
261 |
33 |
230 |
105 |
1 |
0 |
0 |
| VODI |
0 |
426 |
14 |
323 |
327 |
38 |
4 |
0 |
| ODI |
0 |
280 |
29 |
466 |
987 |
237 |
27 |
0 |
| CDI |
0 |
385 |
43 |
619 |
2162 |
2483 |
871 |
0 |
| VCDI |
0 |
32 |
9 |
306 |
1069 |
6258 |
8122 |
4353 |
|
Date: 2022-06-15:
| 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 |
20 |
2168 |
53 |
127 |
31 |
35 |
0 |
0 |
| OW |
0 |
357 |
46 |
440 |
91 |
29 |
0 |
0 |
| VODI |
0 |
163 |
41 |
768 |
601 |
21 |
2 |
0 |
| ODI |
0 |
73 |
26 |
523 |
1775 |
172 |
13 |
0 |
| CDI |
0 |
141 |
16 |
220 |
1384 |
2294 |
971 |
0 |
| VCDI |
0 |
0 |
1 |
119 |
1594 |
6027 |
7595 |
4145 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
20 |
1457 |
43 |
203 |
46 |
24 |
0 |
0 |
| OW |
0 |
278 |
20 |
247 |
79 |
14 |
0 |
0 |
| VODI |
0 |
452 |
20 |
351 |
489 |
86 |
1 |
0 |
| ODI |
0 |
317 |
48 |
682 |
929 |
173 |
34 |
0 |
| CDI |
0 |
382 |
46 |
562 |
2098 |
2507 |
1773 |
0 |
| VCDI |
0 |
16 |
6 |
152 |
1835 |
5774 |
6773 |
4145 |
|
Date: 2022-06-17:
| 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 |
11 |
2255 |
42 |
160 |
16 |
25 |
16 |
0 |
| OW |
0 |
428 |
66 |
487 |
119 |
32 |
12 |
0 |
| VODI |
0 |
178 |
45 |
909 |
728 |
74 |
20 |
0 |
| ODI |
0 |
152 |
18 |
445 |
1214 |
351 |
35 |
0 |
| CDI |
0 |
139 |
20 |
176 |
1070 |
2067 |
1630 |
0 |
| VCDI |
0 |
5 |
3 |
63 |
748 |
5264 |
8888 |
4171 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
11 |
1590 |
42 |
227 |
13 |
5 |
0 |
0 |
| OW |
0 |
294 |
25 |
282 |
86 |
24 |
2 |
0 |
| VODI |
0 |
446 |
25 |
479 |
495 |
107 |
17 |
0 |
| ODI |
0 |
447 |
52 |
698 |
811 |
340 |
51 |
0 |
| CDI |
0 |
372 |
47 |
478 |
1712 |
2279 |
3052 |
66 |
| VCDI |
0 |
8 |
3 |
76 |
778 |
5058 |
7479 |
4105 |
|
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