Validation of sea ice concentration - Full domain
Bulletin date: 2022-09-22
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
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 |
125141 |
19367 |
110 |
370 |
40 |
1 |
0 |
0 |
| OW |
0 |
1658 |
141 |
529 |
112 |
0 |
0 |
0 |
| VODI |
0 |
423 |
133 |
1775 |
630 |
24 |
0 |
0 |
| ODI |
0 |
11 |
10 |
800 |
3056 |
636 |
0 |
0 |
| CDI |
0 |
0 |
0 |
15 |
2058 |
11220 |
831 |
0 |
| VCDI |
0 |
2 |
1 |
8 |
38 |
6694 |
9775 |
1439 |
|
...date precedes bulletin
|
Date: 2022-09-18:
| 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 |
125655 |
18159 |
97 |
349 |
40 |
2 |
0 |
0 |
| OW |
5 |
1865 |
86 |
607 |
164 |
11 |
0 |
0 |
| VODI |
0 |
604 |
155 |
1546 |
763 |
119 |
0 |
0 |
| ODI |
0 |
15 |
16 |
743 |
1885 |
753 |
2 |
0 |
| CDI |
0 |
0 |
0 |
20 |
1716 |
9794 |
2015 |
0 |
| VCDI |
0 |
2 |
1 |
6 |
56 |
4352 |
13571 |
1874 |
|
...date precedes bulletin
|
Date: 2022-09-20:
| 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 |
123730 |
20482 |
145 |
483 |
103 |
1 |
0 |
0 |
| OW |
0 |
1124 |
143 |
804 |
164 |
0 |
0 |
0 |
| VODI |
0 |
102 |
71 |
1698 |
931 |
51 |
0 |
0 |
| ODI |
0 |
0 |
0 |
213 |
2349 |
315 |
0 |
0 |
| CDI |
0 |
0 |
0 |
3 |
940 |
6748 |
1602 |
0 |
| VCDI |
0 |
0 |
1 |
5 |
136 |
5099 |
17512 |
2093 |
|
...date precedes bulletin
|
Date: 2022-09-22:
| 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 |
123535 |
19765 |
138 |
528 |
167 |
3 |
0 |
0 |
| OW |
0 |
1677 |
104 |
761 |
175 |
0 |
0 |
0 |
| VODI |
0 |
260 |
78 |
1431 |
1083 |
65 |
0 |
0 |
| ODI |
0 |
3 |
1 |
320 |
1692 |
428 |
15 |
0 |
| CDI |
0 |
0 |
0 |
12 |
957 |
4262 |
1043 |
0 |
| VCDI |
0 |
0 |
1 |
5 |
381 |
4350 |
19220 |
4588 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
123535 |
20134 |
146 |
634 |
207 |
3 |
0 |
0 |
| OW |
0 |
1349 |
104 |
648 |
181 |
4 |
0 |
0 |
| VODI |
0 |
213 |
70 |
1409 |
909 |
82 |
0 |
0 |
| ODI |
0 |
9 |
1 |
348 |
1737 |
447 |
18 |
0 |
| CDI |
0 |
0 |
0 |
13 |
1057 |
3999 |
1155 |
0 |
| VCDI |
0 |
0 |
1 |
5 |
364 |
4573 |
19105 |
4588 |
|
Date: 2022-09-24:
| 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 |
123678 |
17894 |
134 |
745 |
165 |
2 |
0 |
0 |
| OW |
0 |
2233 |
94 |
731 |
480 |
3 |
0 |
0 |
| VODI |
0 |
522 |
76 |
1051 |
1099 |
156 |
0 |
0 |
| ODI |
0 |
47 |
20 |
268 |
1443 |
649 |
3 |
0 |
| CDI |
0 |
4 |
2 |
115 |
1006 |
2537 |
539 |
0 |
| VCDI |
0 |
0 |
0 |
9 |
511 |
11990 |
15894 |
2948 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
123678 |
18447 |
155 |
830 |
271 |
0 |
0 |
0 |
| OW |
0 |
1632 |
73 |
709 |
395 |
7 |
0 |
0 |
| VODI |
0 |
550 |
75 |
915 |
1095 |
119 |
0 |
0 |
| ODI |
0 |
62 |
18 |
332 |
1319 |
642 |
7 |
0 |
| CDI |
0 |
9 |
5 |
120 |
1161 |
2281 |
578 |
0 |
| VCDI |
0 |
0 |
0 |
13 |
463 |
12288 |
15851 |
2948 |
|
Date: 2022-09-26:
| 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 |
123593 |
18981 |
160 |
593 |
100 |
0 |
0 |
0 |
| OW |
0 |
961 |
131 |
919 |
195 |
2 |
0 |
0 |
| VODI |
0 |
143 |
54 |
1203 |
961 |
23 |
0 |
0 |
| ODI |
0 |
10 |
4 |
223 |
1979 |
237 |
0 |
0 |
| CDI |
0 |
1 |
1 |
32 |
963 |
3828 |
157 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
138 |
8965 |
21396 |
1091 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
123593 |
17090 |
133 |
702 |
259 |
22 |
0 |
0 |
| OW |
0 |
1957 |
91 |
758 |
489 |
57 |
0 |
0 |
| VODI |
0 |
889 |
87 |
850 |
936 |
184 |
0 |
0 |
| ODI |
0 |
116 |
22 |
382 |
1204 |
707 |
23 |
0 |
| CDI |
0 |
40 |
16 |
245 |
921 |
1909 |
445 |
0 |
| VCDI |
0 |
4 |
1 |
37 |
527 |
10176 |
21085 |
1091 |
|
Date: 2022-09-28:
| 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 |
121924 |
19310 |
161 |
655 |
227 |
142 |
0 |
0 |
| OW |
0 |
1138 |
121 |
851 |
374 |
168 |
0 |
0 |
| VODI |
0 |
139 |
46 |
706 |
1304 |
226 |
0 |
0 |
| ODI |
0 |
24 |
5 |
151 |
1280 |
672 |
3 |
0 |
| CDI |
0 |
11 |
5 |
62 |
789 |
2655 |
843 |
0 |
| VCDI |
0 |
0 |
0 |
2 |
68 |
9054 |
21292 |
2640 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
121924 |
17298 |
132 |
627 |
318 |
274 |
0 |
0 |
| OW |
0 |
1772 |
55 |
492 |
676 |
223 |
6 |
0 |
| VODI |
0 |
1330 |
114 |
786 |
918 |
439 |
56 |
0 |
| ODI |
0 |
150 |
21 |
348 |
1085 |
651 |
157 |
0 |
| CDI |
0 |
64 |
13 |
139 |
860 |
1740 |
710 |
0 |
| VCDI |
0 |
8 |
3 |
35 |
185 |
9590 |
21209 |
2640 |
|
Date: 2022-09-30:
| 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 |
120794 |
19447 |
140 |
507 |
220 |
29 |
0 |
0 |
| OW |
0 |
1612 |
118 |
779 |
552 |
49 |
0 |
0 |
| VODI |
0 |
259 |
73 |
783 |
1287 |
187 |
0 |
0 |
| ODI |
0 |
31 |
8 |
258 |
1263 |
528 |
1 |
0 |
| CDI |
0 |
7 |
5 |
79 |
1127 |
2177 |
446 |
0 |
| VCDI |
0 |
0 |
0 |
3 |
136 |
8721 |
24139 |
1283 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
120784 |
17746 |
127 |
562 |
586 |
126 |
0 |
0 |
| OW |
10 |
1817 |
51 |
301 |
550 |
123 |
7 |
0 |
| VODI |
0 |
1434 |
106 |
749 |
1002 |
677 |
28 |
0 |
| ODI |
0 |
290 |
46 |
543 |
849 |
552 |
125 |
0 |
| CDI |
0 |
64 |
10 |
209 |
1172 |
1152 |
602 |
0 |
| VCDI |
0 |
5 |
4 |
45 |
426 |
9061 |
23824 |
1283 |
|
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