Validation of sea ice concentration - Full domain
Bulletin date: 2022-01-20
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-01-14:
| 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 |
71351 |
14854 |
123 |
487 |
294 |
114 |
116 |
0 |
| OW |
75 |
663 |
56 |
340 |
112 |
10 |
13 |
0 |
| VODI |
0 |
430 |
74 |
504 |
424 |
40 |
14 |
0 |
| ODI |
0 |
101 |
24 |
320 |
514 |
76 |
29 |
0 |
| CDI |
0 |
39 |
9 |
245 |
662 |
364 |
149 |
1 |
| VCDI |
0 |
38 |
6 |
182 |
1273 |
5524 |
21563 |
65835 |
|
...date precedes bulletin
|
Date: 2022-01-16:
| 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 |
71125 |
14418 |
158 |
562 |
350 |
143 |
94 |
0 |
| OW |
60 |
648 |
47 |
325 |
198 |
61 |
8 |
0 |
| VODI |
0 |
483 |
44 |
389 |
337 |
96 |
8 |
0 |
| ODI |
0 |
219 |
25 |
280 |
386 |
151 |
22 |
0 |
| CDI |
0 |
97 |
22 |
220 |
558 |
402 |
116 |
34 |
| VCDI |
0 |
148 |
15 |
344 |
1290 |
6563 |
24324 |
62278 |
|
...date precedes bulletin
|
Date: 2022-01-18:
| 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 |
70415 |
15007 |
187 |
691 |
340 |
93 |
79 |
0 |
| OW |
60 |
433 |
49 |
456 |
202 |
31 |
21 |
0 |
| VODI |
0 |
227 |
25 |
398 |
475 |
79 |
29 |
0 |
| ODI |
0 |
90 |
10 |
249 |
597 |
232 |
34 |
0 |
| CDI |
0 |
58 |
11 |
81 |
740 |
551 |
136 |
7 |
| VCDI |
0 |
104 |
10 |
267 |
744 |
5366 |
25019 |
63445 |
|
...date precedes bulletin
|
Date: 2022-01-20:
| 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 |
69743 |
15477 |
151 |
609 |
352 |
107 |
82 |
0 |
| OW |
60 |
499 |
49 |
369 |
219 |
23 |
23 |
0 |
| VODI |
0 |
271 |
52 |
417 |
393 |
86 |
29 |
0 |
| ODI |
0 |
98 |
18 |
226 |
527 |
223 |
25 |
0 |
| CDI |
0 |
68 |
14 |
160 |
578 |
818 |
117 |
20 |
| VCDI |
0 |
107 |
13 |
255 |
1185 |
6257 |
23653 |
63675 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69743 |
15536 |
161 |
657 |
384 |
112 |
84 |
0 |
| OW |
60 |
452 |
47 |
345 |
204 |
28 |
19 |
0 |
| VODI |
0 |
253 |
42 |
394 |
385 |
94 |
25 |
0 |
| ODI |
0 |
94 |
20 |
223 |
509 |
174 |
30 |
0 |
| CDI |
0 |
70 |
11 |
159 |
583 |
796 |
108 |
20 |
| VCDI |
0 |
115 |
16 |
258 |
1189 |
6310 |
23663 |
63675 |
|
Date: 2022-01-22:
| 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 |
69421 |
15135 |
183 |
877 |
447 |
118 |
25 |
0 |
| OW |
61 |
395 |
46 |
444 |
296 |
34 |
23 |
0 |
| VODI |
0 |
203 |
36 |
338 |
480 |
115 |
30 |
0 |
| ODI |
0 |
87 |
17 |
182 |
537 |
264 |
9 |
0 |
| CDI |
0 |
56 |
13 |
166 |
865 |
702 |
74 |
11 |
| VCDI |
0 |
85 |
6 |
129 |
1479 |
6531 |
23166 |
63962 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69421 |
15225 |
197 |
943 |
482 |
121 |
28 |
0 |
| OW |
61 |
311 |
36 |
398 |
295 |
41 |
22 |
0 |
| VODI |
0 |
192 |
35 |
328 |
465 |
127 |
26 |
0 |
| ODI |
0 |
78 |
14 |
176 |
489 |
236 |
12 |
0 |
| CDI |
0 |
59 |
12 |
163 |
872 |
624 |
67 |
11 |
| VCDI |
0 |
96 |
7 |
128 |
1501 |
6615 |
23172 |
63962 |
|
Date: 2022-01-24:
| 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 |
69369 |
15648 |
153 |
718 |
242 |
156 |
0 |
0 |
| OW |
60 |
494 |
58 |
471 |
144 |
26 |
7 |
0 |
| VODI |
0 |
254 |
51 |
480 |
442 |
41 |
13 |
0 |
| ODI |
0 |
134 |
18 |
308 |
694 |
130 |
16 |
0 |
| CDI |
0 |
122 |
16 |
200 |
1050 |
805 |
208 |
23 |
| VCDI |
0 |
203 |
21 |
313 |
1865 |
6807 |
25350 |
59938 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69369 |
15088 |
144 |
770 |
324 |
193 |
19 |
0 |
| OW |
60 |
605 |
52 |
359 |
227 |
32 |
21 |
0 |
| VODI |
0 |
343 |
40 |
406 |
375 |
110 |
47 |
0 |
| ODI |
0 |
220 |
16 |
206 |
538 |
152 |
48 |
0 |
| CDI |
0 |
175 |
12 |
175 |
778 |
688 |
138 |
17 |
| VCDI |
0 |
424 |
53 |
574 |
2195 |
6790 |
25321 |
59944 |
|
Date: 2022-01-26:
| 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 |
69224 |
15122 |
179 |
900 |
343 |
93 |
36 |
0 |
| OW |
70 |
554 |
32 |
342 |
237 |
18 |
27 |
0 |
| VODI |
2 |
385 |
37 |
373 |
462 |
45 |
32 |
0 |
| ODI |
0 |
182 |
28 |
279 |
562 |
162 |
36 |
0 |
| CDI |
0 |
181 |
7 |
242 |
806 |
794 |
169 |
54 |
| VCDI |
0 |
652 |
37 |
451 |
2112 |
7809 |
21917 |
62055 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69212 |
14630 |
166 |
915 |
435 |
111 |
87 |
0 |
| OW |
80 |
660 |
27 |
249 |
274 |
37 |
26 |
0 |
| VODI |
4 |
483 |
41 |
322 |
426 |
116 |
58 |
0 |
| ODI |
0 |
220 |
22 |
247 |
452 |
172 |
54 |
0 |
| CDI |
0 |
200 |
17 |
269 |
691 |
701 |
139 |
44 |
| VCDI |
0 |
883 |
47 |
585 |
2244 |
7784 |
21853 |
62065 |
|
Date: 2022-01-28:
| 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 |
68593 |
15101 |
172 |
953 |
402 |
55 |
24 |
0 |
| OW |
61 |
544 |
38 |
318 |
271 |
44 |
11 |
0 |
| VODI |
0 |
370 |
46 |
374 |
435 |
122 |
17 |
0 |
| ODI |
0 |
176 |
25 |
363 |
553 |
224 |
37 |
0 |
| CDI |
0 |
170 |
10 |
266 |
1047 |
629 |
250 |
40 |
| VCDI |
0 |
636 |
50 |
513 |
2581 |
7364 |
23321 |
60842 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68593 |
14649 |
162 |
980 |
509 |
107 |
32 |
0 |
| OW |
61 |
659 |
30 |
208 |
295 |
28 |
28 |
0 |
| VODI |
0 |
495 |
49 |
369 |
409 |
181 |
33 |
0 |
| ODI |
0 |
225 |
27 |
310 |
481 |
264 |
31 |
0 |
| CDI |
0 |
167 |
14 |
252 |
818 |
599 |
168 |
38 |
| VCDI |
0 |
802 |
59 |
668 |
2777 |
7259 |
23368 |
60844 |
|
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