Validation of sea ice concentration - Full domain
Bulletin date: 2021-02-11
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2021-02-05:
| 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 |
70673 |
14746 |
166 |
657 |
230 |
19 |
0 |
0 |
| OW |
61 |
508 |
70 |
397 |
230 |
34 |
2 |
0 |
| VODI |
0 |
220 |
45 |
443 |
409 |
75 |
11 |
0 |
| ODI |
0 |
74 |
15 |
238 |
444 |
120 |
23 |
0 |
| CDI |
0 |
26 |
9 |
168 |
804 |
512 |
125 |
6 |
| VCDI |
0 |
91 |
11 |
130 |
1023 |
6074 |
29880 |
58279 |
|
...date precedes bulletin
|
Date: 2021-02-07:
| 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 |
70939 |
14274 |
124 |
582 |
184 |
19 |
0 |
0 |
| OW |
61 |
678 |
63 |
370 |
163 |
39 |
2 |
0 |
| VODI |
0 |
298 |
72 |
428 |
368 |
86 |
6 |
0 |
| ODI |
0 |
104 |
23 |
272 |
453 |
92 |
17 |
0 |
| CDI |
0 |
54 |
15 |
155 |
857 |
531 |
104 |
2 |
| VCDI |
0 |
60 |
13 |
130 |
1009 |
5656 |
27363 |
61382 |
|
...date precedes bulletin
|
Date: 2021-02-09:
| 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 |
70799 |
14351 |
149 |
598 |
198 |
31 |
0 |
0 |
| OW |
61 |
584 |
86 |
427 |
144 |
39 |
1 |
0 |
| VODI |
0 |
222 |
49 |
502 |
366 |
51 |
10 |
0 |
| ODI |
0 |
76 |
9 |
214 |
568 |
72 |
11 |
0 |
| CDI |
0 |
37 |
12 |
94 |
829 |
339 |
74 |
60 |
| VCDI |
0 |
21 |
8 |
125 |
949 |
6664 |
24884 |
63334 |
|
...date precedes bulletin
|
Date: 2021-02-11:
| 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 |
70753 |
13875 |
145 |
676 |
389 |
46 |
0 |
0 |
| OW |
61 |
538 |
71 |
328 |
286 |
45 |
8 |
0 |
| VODI |
0 |
198 |
52 |
388 |
388 |
97 |
13 |
0 |
| ODI |
0 |
46 |
14 |
261 |
389 |
161 |
14 |
0 |
| CDI |
0 |
13 |
7 |
163 |
564 |
411 |
102 |
13 |
| VCDI |
0 |
3 |
5 |
185 |
1051 |
5744 |
29062 |
60483 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70753 |
13854 |
152 |
690 |
398 |
42 |
1 |
0 |
| OW |
61 |
543 |
63 |
302 |
277 |
42 |
8 |
0 |
| VODI |
0 |
201 |
51 |
388 |
370 |
96 |
12 |
0 |
| ODI |
0 |
55 |
14 |
264 |
390 |
143 |
14 |
0 |
| CDI |
0 |
17 |
9 |
166 |
545 |
383 |
107 |
10 |
| VCDI |
0 |
3 |
5 |
191 |
1087 |
5798 |
29057 |
60486 |
|
Date: 2021-02-13:
| 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 |
70291 |
14041 |
146 |
693 |
313 |
21 |
0 |
0 |
| OW |
61 |
532 |
70 |
328 |
273 |
46 |
0 |
0 |
| VODI |
0 |
151 |
36 |
429 |
435 |
124 |
11 |
0 |
| ODI |
0 |
44 |
20 |
238 |
470 |
193 |
12 |
0 |
| CDI |
0 |
7 |
10 |
189 |
543 |
500 |
133 |
88 |
| VCDI |
0 |
12 |
8 |
130 |
930 |
4219 |
21918 |
69383 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70291 |
13999 |
144 |
700 |
327 |
28 |
0 |
0 |
| OW |
61 |
520 |
69 |
323 |
254 |
47 |
0 |
0 |
| VODI |
0 |
194 |
36 |
401 |
436 |
113 |
10 |
0 |
| ODI |
0 |
57 |
19 |
236 |
445 |
166 |
14 |
0 |
| CDI |
0 |
6 |
14 |
217 |
510 |
507 |
132 |
89 |
| VCDI |
0 |
11 |
8 |
130 |
992 |
4242 |
21918 |
69382 |
|
Date: 2021-02-15:
| 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 |
70312 |
14189 |
161 |
580 |
272 |
46 |
2 |
0 |
| OW |
61 |
325 |
56 |
418 |
181 |
28 |
7 |
0 |
| VODI |
0 |
102 |
47 |
494 |
475 |
59 |
14 |
0 |
| ODI |
0 |
14 |
23 |
240 |
734 |
142 |
20 |
0 |
| CDI |
0 |
0 |
0 |
92 |
796 |
962 |
81 |
0 |
| VCDI |
0 |
0 |
0 |
27 |
669 |
3871 |
20850 |
70698 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70311 |
13836 |
151 |
600 |
352 |
78 |
5 |
0 |
| OW |
62 |
444 |
50 |
333 |
218 |
41 |
17 |
0 |
| VODI |
0 |
228 |
37 |
395 |
463 |
108 |
24 |
0 |
| ODI |
0 |
105 |
24 |
228 |
477 |
187 |
48 |
0 |
| CDI |
0 |
17 |
24 |
215 |
622 |
636 |
119 |
9 |
| VCDI |
0 |
0 |
1 |
80 |
995 |
4058 |
20761 |
70689 |
|
Date: 2021-02-17:
| 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 |
70491 |
14122 |
163 |
608 |
207 |
49 |
0 |
0 |
| OW |
63 |
349 |
57 |
410 |
166 |
15 |
2 |
0 |
| VODI |
0 |
216 |
35 |
399 |
396 |
27 |
7 |
0 |
| ODI |
0 |
77 |
30 |
223 |
533 |
80 |
7 |
0 |
| CDI |
0 |
37 |
16 |
176 |
888 |
602 |
41 |
11 |
| VCDI |
0 |
29 |
6 |
108 |
962 |
4854 |
19906 |
70680 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70492 |
13660 |
152 |
605 |
312 |
80 |
8 |
0 |
| OW |
62 |
493 |
49 |
318 |
182 |
28 |
12 |
0 |
| VODI |
0 |
330 |
36 |
354 |
382 |
58 |
13 |
0 |
| ODI |
0 |
205 |
30 |
197 |
451 |
153 |
18 |
0 |
| CDI |
0 |
99 |
28 |
254 |
675 |
525 |
81 |
91 |
| VCDI |
0 |
43 |
12 |
196 |
1150 |
4783 |
19831 |
70600 |
|
Date: 2021-02-19:
| 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 |
70470 |
13904 |
156 |
666 |
321 |
51 |
0 |
0 |
| OW |
62 |
435 |
42 |
347 |
184 |
23 |
0 |
0 |
| VODI |
0 |
286 |
47 |
278 |
428 |
55 |
0 |
0 |
| ODI |
0 |
146 |
22 |
203 |
452 |
124 |
1 |
0 |
| CDI |
0 |
82 |
20 |
173 |
746 |
568 |
95 |
13 |
| VCDI |
0 |
115 |
15 |
159 |
1043 |
5046 |
18340 |
71930 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70470 |
13473 |
154 |
757 |
468 |
114 |
0 |
0 |
| OW |
62 |
522 |
36 |
213 |
256 |
60 |
0 |
0 |
| VODI |
0 |
371 |
39 |
253 |
384 |
124 |
5 |
0 |
| ODI |
0 |
234 |
22 |
166 |
393 |
209 |
25 |
0 |
| CDI |
0 |
202 |
32 |
193 |
618 |
507 |
195 |
35 |
| VCDI |
0 |
166 |
19 |
244 |
1055 |
4853 |
18211 |
71908 |
|
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