Validation of sea ice concentration - Full domain
Bulletin date: 2024-08-01
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-07-26:
| 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 |
108336 |
18103 |
104 |
100 |
15 |
0 |
0 |
0 |
| OW |
295 |
5368 |
972 |
1139 |
55 |
0 |
0 |
0 |
| VODI |
26 |
729 |
735 |
7159 |
1721 |
3 |
0 |
0 |
| ODI |
5 |
77 |
7 |
1786 |
11815 |
2623 |
1 |
0 |
| CDI |
1 |
133 |
1 |
83 |
5040 |
22632 |
1954 |
0 |
| VCDI |
0 |
16 |
1 |
78 |
905 |
1795 |
930 |
0 |
|
...date precedes bulletin
|
Date: 2024-07-28:
| 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 |
110080 |
17113 |
93 |
151 |
1 |
0 |
0 |
0 |
| OW |
774 |
5540 |
930 |
1282 |
33 |
0 |
0 |
0 |
| VODI |
77 |
874 |
799 |
6098 |
1818 |
20 |
0 |
0 |
| ODI |
11 |
81 |
30 |
1946 |
10974 |
2842 |
40 |
0 |
| CDI |
1 |
109 |
3 |
173 |
4441 |
22598 |
3000 |
0 |
| VCDI |
0 |
49 |
20 |
182 |
805 |
1167 |
588 |
0 |
|
...date precedes bulletin
|
Date: 2024-07-30:
| 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 |
111044 |
19800 |
131 |
242 |
1 |
0 |
0 |
0 |
| OW |
413 |
4459 |
1469 |
981 |
35 |
0 |
0 |
0 |
| VODI |
51 |
150 |
317 |
7231 |
972 |
7 |
1 |
0 |
| ODI |
2 |
91 |
3 |
454 |
12996 |
1132 |
0 |
0 |
| CDI |
0 |
76 |
11 |
148 |
3636 |
23625 |
792 |
0 |
| VCDI |
0 |
1 |
0 |
142 |
602 |
1842 |
1886 |
0 |
|
...date precedes bulletin
|
Date: 2024-08-01:
| 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 |
114637 |
17372 |
99 |
78 |
1 |
0 |
0 |
0 |
| OW |
366 |
4945 |
982 |
873 |
23 |
0 |
0 |
0 |
| VODI |
42 |
760 |
702 |
6117 |
1202 |
25 |
0 |
0 |
| ODI |
0 |
83 |
11 |
940 |
11453 |
1020 |
2 |
0 |
| CDI |
0 |
79 |
21 |
197 |
6000 |
22306 |
782 |
0 |
| VCDI |
0 |
86 |
48 |
244 |
489 |
2652 |
106 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
114648 |
17747 |
97 |
79 |
0 |
0 |
0 |
0 |
| OW |
364 |
4516 |
1016 |
1036 |
19 |
0 |
0 |
0 |
| VODI |
33 |
804 |
669 |
5763 |
1216 |
25 |
0 |
0 |
| ODI |
0 |
86 |
14 |
1125 |
11310 |
999 |
7 |
0 |
| CDI |
0 |
87 |
20 |
211 |
6154 |
22304 |
758 |
0 |
| VCDI |
0 |
85 |
47 |
235 |
469 |
2675 |
125 |
0 |
|
Date: 2024-08-03:
| 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 |
117456 |
14928 |
34 |
13 |
2 |
0 |
0 |
0 |
| OW |
430 |
5494 |
879 |
638 |
41 |
4 |
0 |
0 |
| VODI |
83 |
1029 |
808 |
5838 |
1304 |
36 |
0 |
0 |
| ODI |
1 |
96 |
6 |
1089 |
11310 |
1298 |
0 |
0 |
| CDI |
0 |
121 |
33 |
181 |
5154 |
22430 |
733 |
0 |
| VCDI |
0 |
78 |
41 |
240 |
594 |
1143 |
1178 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
117389 |
15199 |
42 |
25 |
0 |
0 |
0 |
0 |
| OW |
492 |
5206 |
918 |
759 |
41 |
10 |
0 |
0 |
| VODI |
88 |
1039 |
755 |
5568 |
1473 |
24 |
0 |
0 |
| ODI |
1 |
96 |
14 |
1229 |
10944 |
1596 |
0 |
0 |
| CDI |
0 |
130 |
33 |
199 |
5371 |
22007 |
643 |
0 |
| VCDI |
0 |
76 |
39 |
219 |
576 |
1274 |
1268 |
0 |
|
Date: 2024-08-05:
| 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 |
121722 |
13599 |
33 |
17 |
2 |
0 |
0 |
0 |
| OW |
984 |
4330 |
1157 |
661 |
22 |
0 |
0 |
0 |
| VODI |
11 |
153 |
96 |
6837 |
725 |
9 |
0 |
0 |
| ODI |
1 |
73 |
16 |
401 |
17524 |
911 |
0 |
0 |
| CDI |
0 |
104 |
58 |
291 |
1821 |
20703 |
112 |
0 |
| VCDI |
0 |
1 |
0 |
41 |
296 |
1686 |
346 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
120929 |
11997 |
24 |
13 |
0 |
0 |
0 |
0 |
| OW |
1727 |
4611 |
516 |
742 |
46 |
19 |
0 |
0 |
| VODI |
60 |
1279 |
707 |
5477 |
1506 |
19 |
11 |
0 |
| ODI |
2 |
108 |
18 |
1588 |
11070 |
1930 |
13 |
0 |
| CDI |
0 |
168 |
41 |
198 |
7256 |
18323 |
332 |
0 |
| VCDI |
0 |
97 |
54 |
230 |
512 |
3018 |
102 |
0 |
|
Date: 2024-08-07:
| 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 |
124493 |
12097 |
23 |
12 |
6 |
0 |
0 |
0 |
| OW |
705 |
4231 |
871 |
615 |
49 |
1 |
0 |
0 |
| VODI |
4 |
353 |
454 |
6346 |
983 |
14 |
0 |
0 |
| ODI |
0 |
77 |
19 |
651 |
15054 |
2835 |
2 |
0 |
| CDI |
0 |
78 |
33 |
366 |
1618 |
16117 |
3527 |
228 |
| VCDI |
0 |
57 |
10 |
140 |
469 |
905 |
945 |
355 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
123407 |
10161 |
19 |
12 |
4 |
0 |
0 |
0 |
| OW |
1763 |
4669 |
547 |
800 |
63 |
20 |
2 |
0 |
| VODI |
32 |
1621 |
716 |
4892 |
1522 |
102 |
9 |
0 |
| ODI |
0 |
142 |
52 |
1829 |
10007 |
3077 |
36 |
0 |
| CDI |
0 |
178 |
32 |
221 |
5981 |
15332 |
3015 |
123 |
| VCDI |
0 |
122 |
44 |
376 |
602 |
1341 |
1412 |
460 |
|
Date: 2024-08-09:
| 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 |
127445 |
10397 |
37 |
12 |
4 |
0 |
0 |
0 |
| OW |
703 |
3886 |
625 |
630 |
53 |
1 |
0 |
0 |
| VODI |
29 |
649 |
628 |
5953 |
977 |
23 |
1 |
0 |
| ODI |
1 |
75 |
20 |
923 |
14224 |
3000 |
61 |
0 |
| CDI |
0 |
100 |
29 |
381 |
1920 |
14066 |
4406 |
355 |
| VCDI |
0 |
160 |
25 |
140 |
239 |
442 |
1047 |
1076 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
126056 |
8269 |
35 |
25 |
2 |
0 |
0 |
0 |
| OW |
2011 |
4493 |
504 |
924 |
52 |
25 |
0 |
0 |
| VODI |
86 |
1903 |
654 |
4672 |
1750 |
57 |
1 |
0 |
| ODI |
25 |
187 |
88 |
1821 |
8962 |
3721 |
107 |
0 |
| CDI |
0 |
186 |
34 |
259 |
6305 |
12738 |
4312 |
252 |
| VCDI |
0 |
229 |
49 |
338 |
346 |
991 |
1095 |
1179 |
|
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