Validation of sea ice concentration - Full domain
Bulletin date: 2022-08-25
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-08-19:
| 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 |
118755 |
15791 |
119 |
414 |
37 |
0 |
0 |
0 |
| OW |
0 |
1884 |
122 |
768 |
58 |
1 |
0 |
0 |
| VODI |
0 |
891 |
153 |
3764 |
1391 |
17 |
0 |
0 |
| ODI |
0 |
38 |
17 |
1492 |
7264 |
3268 |
24 |
0 |
| CDI |
0 |
0 |
1 |
57 |
3755 |
10256 |
4488 |
120 |
| VCDI |
0 |
1 |
1 |
0 |
50 |
1129 |
5982 |
4940 |
|
...date precedes bulletin
|
Date: 2022-08-21:
| 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 |
118055 |
16627 |
117 |
420 |
59 |
0 |
0 |
0 |
| OW |
0 |
2172 |
147 |
877 |
67 |
1 |
0 |
0 |
| VODI |
0 |
1046 |
167 |
3631 |
1561 |
77 |
0 |
0 |
| ODI |
0 |
78 |
18 |
1420 |
6946 |
3010 |
40 |
0 |
| CDI |
0 |
0 |
1 |
72 |
3275 |
10856 |
4694 |
0 |
| VCDI |
0 |
3 |
1 |
12 |
59 |
868 |
6582 |
4089 |
|
...date precedes bulletin
|
Date: 2022-08-23:
| 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 |
118509 |
19029 |
108 |
389 |
21 |
0 |
0 |
0 |
| OW |
3 |
1560 |
199 |
759 |
33 |
0 |
0 |
0 |
| VODI |
0 |
624 |
126 |
4120 |
1091 |
4 |
0 |
0 |
| ODI |
0 |
0 |
0 |
521 |
7712 |
936 |
4 |
0 |
| CDI |
0 |
0 |
2 |
13 |
3299 |
12561 |
1623 |
0 |
| VCDI |
0 |
2 |
1 |
2 |
36 |
1032 |
8208 |
4521 |
|
...date precedes bulletin
|
Date: 2022-08-25:
| 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 |
118657 |
19459 |
82 |
328 |
35 |
0 |
0 |
0 |
| OW |
0 |
1901 |
180 |
614 |
56 |
0 |
0 |
0 |
| VODI |
0 |
866 |
179 |
3950 |
997 |
6 |
0 |
0 |
| ODI |
0 |
0 |
1 |
989 |
7320 |
318 |
3 |
0 |
| CDI |
0 |
1 |
0 |
35 |
6485 |
9816 |
761 |
0 |
| VCDI |
0 |
3 |
0 |
6 |
43 |
4390 |
6627 |
2940 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
118657 |
19733 |
102 |
378 |
47 |
0 |
0 |
0 |
| OW |
0 |
1746 |
183 |
692 |
57 |
1 |
0 |
0 |
| VODI |
0 |
747 |
154 |
3745 |
1062 |
3 |
0 |
0 |
| ODI |
0 |
0 |
3 |
1061 |
7034 |
391 |
7 |
0 |
| CDI |
0 |
3 |
0 |
40 |
6696 |
9749 |
765 |
0 |
| VCDI |
0 |
1 |
0 |
6 |
40 |
4386 |
6619 |
2940 |
|
Date: 2022-08-27:
| 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 |
120014 |
18315 |
76 |
267 |
12 |
0 |
0 |
0 |
| OW |
0 |
2383 |
144 |
545 |
24 |
0 |
0 |
0 |
| VODI |
0 |
997 |
211 |
3963 |
633 |
7 |
0 |
0 |
| ODI |
0 |
11 |
5 |
1502 |
6750 |
335 |
16 |
0 |
| CDI |
0 |
2 |
0 |
51 |
7330 |
8445 |
737 |
3 |
| VCDI |
0 |
2 |
0 |
4 |
25 |
3365 |
8225 |
2649 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
120014 |
18823 |
88 |
324 |
8 |
0 |
0 |
0 |
| OW |
0 |
1943 |
144 |
599 |
20 |
0 |
0 |
0 |
| VODI |
0 |
932 |
200 |
3877 |
697 |
11 |
0 |
0 |
| ODI |
0 |
8 |
4 |
1462 |
6276 |
392 |
19 |
0 |
| CDI |
0 |
4 |
0 |
66 |
7754 |
8359 |
756 |
2 |
| VCDI |
0 |
0 |
0 |
4 |
19 |
3390 |
8203 |
2650 |
|
Date: 2022-08-29:
| 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 |
121098 |
19476 |
88 |
278 |
27 |
0 |
0 |
0 |
| OW |
0 |
1708 |
216 |
752 |
21 |
0 |
0 |
0 |
| VODI |
0 |
408 |
131 |
4125 |
569 |
5 |
0 |
0 |
| ODI |
0 |
0 |
0 |
498 |
11025 |
509 |
17 |
0 |
| CDI |
0 |
2 |
1 |
17 |
2652 |
9227 |
461 |
10 |
| VCDI |
0 |
0 |
0 |
0 |
12 |
5492 |
5791 |
2432 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
121088 |
18009 |
95 |
357 |
29 |
0 |
0 |
0 |
| OW |
10 |
2042 |
83 |
516 |
35 |
2 |
0 |
0 |
| VODI |
0 |
1505 |
240 |
2982 |
825 |
99 |
3 |
0 |
| ODI |
0 |
36 |
17 |
1683 |
5810 |
532 |
69 |
0 |
| CDI |
0 |
2 |
1 |
131 |
7589 |
8469 |
570 |
27 |
| VCDI |
0 |
0 |
0 |
1 |
18 |
6131 |
5627 |
2415 |
|
Date: 2022-08-31:
| 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 |
121704 |
19694 |
95 |
234 |
26 |
0 |
0 |
0 |
| OW |
9 |
1682 |
159 |
631 |
24 |
0 |
0 |
0 |
| VODI |
1 |
652 |
166 |
3338 |
789 |
10 |
0 |
0 |
| ODI |
0 |
9 |
5 |
1001 |
9035 |
1555 |
7 |
0 |
| CDI |
0 |
1 |
2 |
82 |
2708 |
9129 |
416 |
4 |
| VCDI |
0 |
0 |
0 |
0 |
53 |
6684 |
5495 |
1648 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
121670 |
17791 |
84 |
284 |
16 |
0 |
0 |
0 |
| OW |
41 |
2115 |
76 |
378 |
32 |
9 |
0 |
0 |
| VODI |
3 |
1938 |
214 |
2434 |
931 |
73 |
5 |
0 |
| ODI |
0 |
193 |
51 |
1808 |
5133 |
747 |
61 |
0 |
| CDI |
0 |
1 |
2 |
379 |
6439 |
9265 |
473 |
8 |
| VCDI |
0 |
0 |
0 |
3 |
84 |
7284 |
5379 |
1644 |
|
Date: 2022-09-02:
| 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 |
123298 |
18194 |
89 |
271 |
31 |
1 |
0 |
0 |
| OW |
3 |
1885 |
146 |
574 |
25 |
0 |
0 |
0 |
| VODI |
0 |
1002 |
168 |
2931 |
726 |
13 |
0 |
0 |
| ODI |
0 |
34 |
10 |
1393 |
7454 |
1991 |
46 |
0 |
| CDI |
0 |
1 |
2 |
180 |
3631 |
7049 |
1927 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
82 |
6111 |
5924 |
1856 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
123251 |
16296 |
75 |
236 |
27 |
1 |
0 |
0 |
| OW |
50 |
2008 |
74 |
452 |
37 |
14 |
0 |
0 |
| VODI |
0 |
2374 |
188 |
2226 |
737 |
83 |
0 |
0 |
| ODI |
0 |
431 |
73 |
1856 |
4101 |
1051 |
29 |
0 |
| CDI |
0 |
7 |
5 |
579 |
6843 |
7341 |
1729 |
25 |
| VCDI |
0 |
0 |
0 |
0 |
204 |
6675 |
6139 |
1831 |
|
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