Validation of sea ice concentration - Full domain
Bulletin date: 2022-04-07
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-04-01:
| 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 |
67555 |
15171 |
159 |
679 |
314 |
108 |
31 |
0 |
| OW |
52 |
565 |
60 |
523 |
354 |
43 |
26 |
0 |
| VODI |
0 |
196 |
58 |
431 |
616 |
162 |
44 |
0 |
| ODI |
0 |
37 |
17 |
239 |
676 |
410 |
99 |
0 |
| CDI |
0 |
11 |
1 |
90 |
899 |
947 |
387 |
14 |
| VCDI |
0 |
23 |
3 |
74 |
1392 |
5943 |
27566 |
61073 |
|
...date precedes bulletin
|
Date: 2022-04-03:
| 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 |
67760 |
15050 |
155 |
758 |
378 |
116 |
36 |
0 |
| OW |
52 |
537 |
66 |
454 |
319 |
76 |
35 |
0 |
| VODI |
0 |
252 |
50 |
339 |
570 |
209 |
54 |
0 |
| ODI |
0 |
34 |
27 |
266 |
522 |
409 |
138 |
0 |
| CDI |
0 |
5 |
4 |
150 |
785 |
834 |
390 |
7 |
| VCDI |
0 |
1 |
1 |
53 |
1280 |
5643 |
27005 |
62228 |
|
...date precedes bulletin
|
Date: 2022-04-05:
| 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 |
67866 |
15363 |
166 |
684 |
217 |
80 |
27 |
0 |
| OW |
53 |
393 |
81 |
488 |
280 |
32 |
20 |
0 |
| VODI |
0 |
124 |
56 |
482 |
575 |
71 |
34 |
0 |
| ODI |
0 |
9 |
8 |
320 |
820 |
300 |
30 |
0 |
| CDI |
0 |
1 |
1 |
76 |
974 |
1297 |
306 |
52 |
| VCDI |
0 |
0 |
0 |
64 |
990 |
5160 |
25310 |
64238 |
|
...date precedes bulletin
|
Date: 2022-04-07:
| 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 |
67607 |
15354 |
171 |
815 |
325 |
105 |
41 |
0 |
| OW |
54 |
376 |
70 |
439 |
339 |
58 |
25 |
0 |
| VODI |
0 |
154 |
43 |
389 |
599 |
132 |
42 |
0 |
| ODI |
0 |
40 |
10 |
278 |
614 |
399 |
48 |
0 |
| CDI |
0 |
9 |
4 |
97 |
851 |
1139 |
338 |
99 |
| VCDI |
0 |
0 |
0 |
90 |
1050 |
5128 |
25571 |
64145 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67607 |
15389 |
189 |
932 |
353 |
113 |
41 |
0 |
| OW |
54 |
343 |
59 |
366 |
346 |
56 |
26 |
0 |
| VODI |
0 |
155 |
32 |
347 |
585 |
127 |
41 |
0 |
| ODI |
0 |
34 |
14 |
255 |
626 |
365 |
47 |
0 |
| CDI |
0 |
12 |
4 |
108 |
894 |
1174 |
339 |
96 |
| VCDI |
0 |
0 |
0 |
100 |
974 |
5126 |
25571 |
64148 |
|
Date: 2022-04-09:
| 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 |
68525 |
14291 |
149 |
766 |
450 |
88 |
36 |
0 |
| OW |
56 |
397 |
62 |
363 |
383 |
64 |
24 |
0 |
| VODI |
0 |
180 |
39 |
412 |
527 |
223 |
44 |
0 |
| ODI |
0 |
33 |
13 |
235 |
566 |
466 |
51 |
0 |
| CDI |
0 |
6 |
8 |
121 |
1003 |
984 |
473 |
44 |
| VCDI |
0 |
0 |
0 |
4 |
808 |
4806 |
24934 |
65414 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68525 |
14312 |
159 |
817 |
486 |
88 |
35 |
0 |
| OW |
56 |
373 |
52 |
307 |
365 |
61 |
24 |
0 |
| VODI |
0 |
176 |
36 |
406 |
503 |
228 |
39 |
0 |
| ODI |
0 |
36 |
14 |
220 |
583 |
459 |
49 |
0 |
| CDI |
0 |
10 |
10 |
134 |
995 |
1082 |
485 |
51 |
| VCDI |
0 |
0 |
0 |
17 |
805 |
4713 |
24930 |
65407 |
|
Date: 2022-04-11:
| 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 |
69014 |
14260 |
132 |
674 |
333 |
76 |
6 |
0 |
| OW |
61 |
453 |
62 |
514 |
297 |
26 |
12 |
0 |
| VODI |
0 |
206 |
50 |
438 |
701 |
53 |
15 |
0 |
| ODI |
0 |
21 |
18 |
249 |
1000 |
339 |
14 |
0 |
| CDI |
0 |
0 |
0 |
91 |
1219 |
1391 |
295 |
30 |
| VCDI |
0 |
0 |
0 |
11 |
502 |
4567 |
24340 |
65578 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69014 |
14027 |
128 |
774 |
507 |
94 |
20 |
0 |
| OW |
61 |
524 |
39 |
283 |
331 |
49 |
17 |
0 |
| VODI |
0 |
297 |
56 |
360 |
510 |
201 |
32 |
0 |
| ODI |
0 |
86 |
28 |
302 |
544 |
461 |
55 |
0 |
| CDI |
0 |
6 |
11 |
199 |
1095 |
751 |
465 |
3 |
| VCDI |
0 |
0 |
0 |
59 |
1065 |
4896 |
24093 |
65605 |
|
Date: 2022-04-13:
| 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 |
68490 |
15024 |
172 |
962 |
408 |
52 |
4 |
0 |
| OW |
63 |
328 |
55 |
403 |
359 |
22 |
9 |
0 |
| VODI |
0 |
137 |
30 |
355 |
762 |
83 |
21 |
0 |
| ODI |
0 |
28 |
2 |
194 |
956 |
347 |
24 |
0 |
| CDI |
0 |
4 |
6 |
63 |
1049 |
1559 |
431 |
0 |
| VCDI |
0 |
9 |
3 |
61 |
681 |
5783 |
23872 |
64237 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68484 |
14536 |
159 |
892 |
490 |
85 |
27 |
0 |
| OW |
65 |
466 |
40 |
289 |
369 |
32 |
24 |
0 |
| VODI |
4 |
306 |
46 |
292 |
604 |
234 |
31 |
0 |
| ODI |
0 |
139 |
11 |
259 |
637 |
402 |
75 |
0 |
| CDI |
0 |
58 |
3 |
186 |
1040 |
964 |
486 |
21 |
| VCDI |
0 |
25 |
9 |
120 |
1075 |
6129 |
23718 |
64216 |
|
Date: 2022-04-15:
| 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 |
68547 |
14762 |
158 |
909 |
478 |
53 |
0 |
0 |
| OW |
63 |
365 |
45 |
403 |
425 |
29 |
15 |
0 |
| VODI |
0 |
131 |
31 |
320 |
772 |
143 |
19 |
0 |
| ODI |
0 |
8 |
7 |
170 |
835 |
494 |
47 |
0 |
| CDI |
0 |
0 |
0 |
42 |
1083 |
1534 |
430 |
5 |
| VCDI |
0 |
0 |
0 |
25 |
720 |
5125 |
27074 |
61781 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68530 |
14252 |
140 |
868 |
511 |
72 |
23 |
0 |
| OW |
67 |
470 |
44 |
279 |
411 |
48 |
25 |
0 |
| VODI |
10 |
290 |
28 |
301 |
626 |
310 |
45 |
0 |
| ODI |
3 |
194 |
19 |
187 |
583 |
541 |
117 |
0 |
| CDI |
0 |
58 |
9 |
139 |
973 |
1090 |
521 |
27 |
| VCDI |
0 |
2 |
1 |
95 |
1209 |
5317 |
26854 |
61759 |
|
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