Validation of sea ice concentration - Full domain
Bulletin date: 2022-09-08
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
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 |
114387 |
23465 |
2681 |
1297 |
45 |
8 |
1 |
0 |
| OW |
0 |
556 |
787 |
1204 |
86 |
0 |
0 |
0 |
| VODI |
0 |
130 |
628 |
3124 |
882 |
76 |
0 |
0 |
| ODI |
0 |
7 |
40 |
1716 |
6414 |
2677 |
74 |
0 |
| CDI |
0 |
9 |
21 |
418 |
3144 |
7302 |
1896 |
0 |
| VCDI |
0 |
0 |
0 |
7 |
175 |
6245 |
6811 |
735 |
|
...date precedes bulletin
|
Date: 2022-09-04:
| 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 |
112733 |
25097 |
2703 |
1101 |
108 |
10 |
0 |
0 |
| OW |
0 |
742 |
1020 |
1047 |
99 |
5 |
0 |
0 |
| VODI |
0 |
198 |
724 |
2846 |
723 |
87 |
1 |
0 |
| ODI |
0 |
13 |
79 |
2196 |
6067 |
1610 |
35 |
0 |
| CDI |
0 |
12 |
38 |
669 |
4108 |
7565 |
768 |
17 |
| VCDI |
0 |
1 |
1 |
13 |
695 |
6519 |
6559 |
839 |
|
...date precedes bulletin
|
Date: 2022-09-06:
| 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 |
116479 |
23427 |
2770 |
1546 |
168 |
16 |
0 |
0 |
| OW |
0 |
277 |
609 |
1271 |
123 |
5 |
0 |
0 |
| VODI |
0 |
58 |
264 |
2914 |
920 |
36 |
0 |
0 |
| ODI |
0 |
3 |
36 |
1628 |
6341 |
1475 |
7 |
0 |
| CDI |
0 |
9 |
24 |
297 |
3042 |
8694 |
965 |
2 |
| VCDI |
0 |
1 |
2 |
6 |
112 |
6711 |
6146 |
664 |
|
...date precedes bulletin
|
Date: 2022-09-08:
| 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 |
116925 |
23469 |
2404 |
1197 |
151 |
23 |
0 |
0 |
| OW |
0 |
355 |
840 |
1308 |
132 |
6 |
0 |
0 |
| VODI |
0 |
82 |
281 |
2498 |
943 |
114 |
5 |
0 |
| ODI |
0 |
5 |
47 |
1388 |
4903 |
1784 |
153 |
0 |
| CDI |
0 |
17 |
23 |
304 |
3703 |
8785 |
1321 |
0 |
| VCDI |
0 |
0 |
1 |
15 |
231 |
7283 |
5586 |
766 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
116925 |
23526 |
2562 |
1335 |
166 |
21 |
0 |
0 |
| OW |
0 |
290 |
620 |
1119 |
135 |
9 |
0 |
0 |
| VODI |
0 |
90 |
344 |
2394 |
812 |
113 |
4 |
0 |
| ODI |
0 |
3 |
45 |
1534 |
4916 |
1842 |
155 |
0 |
| CDI |
0 |
19 |
24 |
315 |
3798 |
8505 |
1271 |
0 |
| VCDI |
0 |
0 |
1 |
13 |
236 |
7505 |
5635 |
766 |
|
Date: 2022-09-10:
| 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 |
120745 |
20087 |
2071 |
968 |
93 |
25 |
0 |
0 |
| OW |
0 |
521 |
1023 |
1272 |
117 |
2 |
0 |
0 |
| VODI |
0 |
124 |
387 |
2191 |
1002 |
89 |
2 |
0 |
| ODI |
0 |
11 |
41 |
1214 |
3737 |
1980 |
103 |
0 |
| CDI |
0 |
6 |
14 |
342 |
3324 |
9671 |
1288 |
0 |
| VCDI |
0 |
4 |
5 |
18 |
258 |
8199 |
5742 |
372 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
120745 |
20163 |
2263 |
1146 |
101 |
25 |
0 |
0 |
| OW |
0 |
424 |
775 |
1063 |
142 |
2 |
0 |
0 |
| VODI |
0 |
148 |
429 |
2120 |
915 |
79 |
1 |
0 |
| ODI |
0 |
8 |
55 |
1295 |
3623 |
2207 |
111 |
0 |
| CDI |
0 |
8 |
11 |
363 |
3467 |
9141 |
1243 |
0 |
| VCDI |
0 |
2 |
8 |
18 |
283 |
8512 |
5780 |
372 |
|
Date: 2022-09-12:
| 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 |
119637 |
22262 |
2406 |
1193 |
50 |
13 |
2 |
0 |
| OW |
0 |
260 |
626 |
1175 |
70 |
3 |
0 |
0 |
| VODI |
0 |
37 |
191 |
2133 |
805 |
13 |
0 |
0 |
| ODI |
0 |
3 |
7 |
738 |
5145 |
1012 |
5 |
0 |
| CDI |
0 |
7 |
10 |
118 |
1770 |
11940 |
1082 |
0 |
| VCDI |
0 |
0 |
6 |
14 |
279 |
6809 |
7227 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
119637 |
21568 |
1780 |
1032 |
79 |
16 |
2 |
0 |
| OW |
0 |
703 |
838 |
820 |
156 |
0 |
0 |
0 |
| VODI |
0 |
259 |
535 |
1972 |
892 |
68 |
0 |
0 |
| ODI |
0 |
32 |
76 |
1232 |
3017 |
1586 |
3 |
0 |
| CDI |
0 |
2 |
8 |
297 |
3540 |
9227 |
1101 |
0 |
| VCDI |
0 |
5 |
9 |
18 |
435 |
8893 |
7210 |
0 |
|
Date: 2022-09-14:
| 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 |
121781 |
20747 |
1906 |
1038 |
52 |
14 |
0 |
0 |
| OW |
15 |
438 |
656 |
892 |
157 |
5 |
0 |
0 |
| VODI |
0 |
95 |
264 |
1676 |
823 |
80 |
0 |
0 |
| ODI |
0 |
11 |
36 |
768 |
3176 |
1636 |
10 |
0 |
| CDI |
0 |
5 |
0 |
99 |
1688 |
11104 |
1724 |
0 |
| VCDI |
0 |
4 |
2 |
17 |
54 |
8557 |
7291 |
227 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
121743 |
19812 |
1336 |
762 |
88 |
15 |
0 |
0 |
| OW |
41 |
924 |
715 |
765 |
147 |
7 |
0 |
0 |
| VODI |
12 |
455 |
647 |
1665 |
882 |
82 |
0 |
0 |
| ODI |
0 |
93 |
139 |
1042 |
2274 |
1454 |
5 |
0 |
| CDI |
0 |
10 |
25 |
233 |
2413 |
9202 |
1184 |
0 |
| VCDI |
0 |
6 |
2 |
23 |
146 |
10636 |
7836 |
227 |
|
Date: 2022-09-16:
| 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 |
122213 |
20303 |
1582 |
852 |
70 |
9 |
0 |
0 |
| OW |
12 |
760 |
685 |
837 |
139 |
7 |
0 |
0 |
| VODI |
0 |
183 |
402 |
1560 |
767 |
73 |
0 |
0 |
| ODI |
0 |
19 |
56 |
907 |
2499 |
1026 |
6 |
0 |
| CDI |
0 |
2 |
3 |
127 |
1683 |
11165 |
1144 |
0 |
| VCDI |
0 |
6 |
0 |
15 |
36 |
7175 |
10281 |
444 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
122185 |
18855 |
1015 |
699 |
80 |
11 |
0 |
0 |
| OW |
30 |
1556 |
653 |
566 |
129 |
4 |
0 |
0 |
| VODI |
10 |
725 |
827 |
1510 |
684 |
63 |
0 |
0 |
| ODI |
0 |
127 |
195 |
1179 |
1814 |
1119 |
1 |
0 |
| CDI |
0 |
4 |
38 |
305 |
2256 |
8820 |
633 |
0 |
| VCDI |
0 |
6 |
0 |
39 |
231 |
9438 |
10797 |
444 |
|
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