Validation of sea ice concentration - American sector
Bulletin date: 2022-10-06
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
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 |
16156 |
7600 |
97 |
330 |
204 |
29 |
0 |
0 |
| OW |
0 |
529 |
43 |
288 |
265 |
49 |
0 |
0 |
| VODI |
0 |
93 |
22 |
325 |
551 |
138 |
0 |
0 |
| ODI |
0 |
7 |
0 |
75 |
651 |
248 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
444 |
867 |
66 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
58 |
4114 |
11677 |
940 |
|
...date precedes bulletin
|
Date: 2022-10-02:
| 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 |
15855 |
7172 |
98 |
346 |
185 |
0 |
0 |
0 |
| OW |
0 |
756 |
47 |
329 |
324 |
10 |
0 |
0 |
| VODI |
0 |
91 |
23 |
342 |
583 |
129 |
0 |
0 |
| ODI |
0 |
5 |
0 |
63 |
701 |
295 |
0 |
0 |
| CDI |
0 |
0 |
0 |
1 |
204 |
955 |
58 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
36 |
3596 |
9031 |
4630 |
|
...date precedes bulletin
|
Date: 2022-10-04:
| 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 |
14824 |
8670 |
118 |
361 |
69 |
0 |
0 |
0 |
| OW |
0 |
169 |
57 |
384 |
121 |
0 |
0 |
0 |
| VODI |
0 |
32 |
9 |
281 |
541 |
11 |
0 |
0 |
| ODI |
0 |
2 |
0 |
61 |
809 |
206 |
6 |
3 |
| CDI |
0 |
0 |
0 |
3 |
509 |
1062 |
77 |
12 |
| VCDI |
0 |
0 |
0 |
0 |
37 |
2519 |
8970 |
5943 |
|
...date precedes bulletin
|
Date: 2022-10-06:
| 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 |
14599 |
8555 |
88 |
221 |
107 |
0 |
0 |
0 |
| OW |
21 |
489 |
62 |
321 |
91 |
0 |
0 |
0 |
| VODI |
0 |
78 |
24 |
385 |
448 |
19 |
0 |
0 |
| ODI |
0 |
8 |
4 |
96 |
643 |
231 |
0 |
0 |
| CDI |
0 |
0 |
0 |
5 |
584 |
916 |
50 |
4 |
| VCDI |
0 |
0 |
0 |
0 |
33 |
3181 |
8212 |
6391 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14612 |
8685 |
92 |
250 |
121 |
0 |
0 |
0 |
| OW |
8 |
366 |
60 |
282 |
77 |
0 |
0 |
0 |
| VODI |
0 |
74 |
25 |
404 |
444 |
21 |
0 |
0 |
| ODI |
0 |
5 |
1 |
88 |
683 |
326 |
1 |
0 |
| CDI |
0 |
0 |
0 |
4 |
546 |
889 |
53 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
35 |
3111 |
8208 |
6395 |
|
Date: 2022-10-08:
| 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 |
14945 |
8081 |
67 |
165 |
88 |
0 |
0 |
0 |
| OW |
25 |
928 |
64 |
312 |
30 |
0 |
0 |
0 |
| VODI |
0 |
169 |
42 |
540 |
286 |
0 |
0 |
0 |
| ODI |
0 |
24 |
6 |
318 |
537 |
34 |
0 |
0 |
| CDI |
0 |
4 |
1 |
59 |
1047 |
232 |
11 |
0 |
| VCDI |
0 |
0 |
0 |
45 |
834 |
5484 |
9802 |
1686 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14953 |
8178 |
72 |
190 |
93 |
0 |
0 |
0 |
| OW |
17 |
776 |
44 |
218 |
27 |
0 |
0 |
0 |
| VODI |
0 |
227 |
58 |
558 |
278 |
0 |
0 |
0 |
| ODI |
0 |
20 |
5 |
357 |
590 |
60 |
0 |
0 |
| CDI |
0 |
5 |
1 |
62 |
928 |
295 |
26 |
0 |
| VCDI |
0 |
0 |
0 |
54 |
906 |
5395 |
9787 |
1686 |
|
Date: 2022-10-10:
| 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 |
15147 |
8028 |
52 |
217 |
78 |
0 |
0 |
0 |
| OW |
1 |
432 |
98 |
381 |
31 |
0 |
0 |
0 |
| VODI |
0 |
55 |
24 |
650 |
454 |
0 |
15 |
0 |
| ODI |
0 |
1 |
1 |
56 |
1362 |
89 |
26 |
0 |
| CDI |
0 |
0 |
0 |
6 |
326 |
1246 |
88 |
0 |
| VCDI |
0 |
0 |
0 |
2 |
101 |
2321 |
7257 |
7321 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15134 |
7350 |
54 |
242 |
101 |
0 |
0 |
0 |
| OW |
14 |
852 |
63 |
224 |
42 |
0 |
0 |
0 |
| VODI |
0 |
312 |
56 |
618 |
455 |
44 |
0 |
0 |
| ODI |
0 |
2 |
2 |
166 |
752 |
151 |
0 |
0 |
| CDI |
0 |
0 |
0 |
26 |
643 |
596 |
24 |
0 |
| VCDI |
0 |
0 |
0 |
36 |
359 |
2865 |
7362 |
7321 |
|
Date: 2022-10-12:
| 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 |
14050 |
8216 |
93 |
396 |
53 |
10 |
0 |
0 |
| OW |
6 |
348 |
45 |
570 |
255 |
26 |
0 |
0 |
| VODI |
0 |
36 |
28 |
256 |
829 |
23 |
0 |
0 |
| ODI |
0 |
0 |
0 |
47 |
939 |
300 |
0 |
0 |
| CDI |
0 |
0 |
0 |
1 |
532 |
997 |
48 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
38 |
1354 |
6371 |
9999 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14053 |
7619 |
72 |
292 |
94 |
31 |
0 |
0 |
| OW |
3 |
759 |
42 |
358 |
108 |
8 |
0 |
0 |
| VODI |
0 |
222 |
49 |
526 |
711 |
51 |
0 |
0 |
| ODI |
0 |
0 |
3 |
91 |
744 |
332 |
13 |
0 |
| CDI |
0 |
0 |
0 |
3 |
685 |
531 |
79 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
304 |
1757 |
6327 |
9999 |
|
Date: 2022-10-14:
| 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 |
12162 |
8736 |
131 |
512 |
79 |
0 |
0 |
0 |
| OW |
5 |
422 |
57 |
599 |
467 |
9 |
0 |
0 |
| VODI |
0 |
36 |
16 |
197 |
811 |
328 |
0 |
0 |
| ODI |
0 |
0 |
0 |
25 |
311 |
744 |
14 |
0 |
| CDI |
0 |
0 |
0 |
2 |
130 |
1260 |
200 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
11 |
1083 |
6116 |
11403 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
12167 |
8162 |
97 |
392 |
107 |
2 |
0 |
0 |
| OW |
0 |
851 |
65 |
432 |
191 |
26 |
0 |
0 |
| VODI |
0 |
168 |
38 |
453 |
743 |
145 |
0 |
0 |
| ODI |
0 |
13 |
4 |
56 |
558 |
609 |
31 |
0 |
| CDI |
0 |
0 |
0 |
2 |
193 |
938 |
285 |
10 |
| VCDI |
0 |
0 |
0 |
0 |
17 |
1704 |
6014 |
11393 |
|
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