Validation of sea ice concentration - Full domain
Bulletin date: 2021-12-30
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2021-12-24:
| 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 |
75416 |
13715 |
135 |
542 |
277 |
168 |
128 |
0 |
| OW |
74 |
743 |
96 |
385 |
232 |
305 |
97 |
0 |
| VODI |
0 |
409 |
62 |
533 |
405 |
427 |
50 |
0 |
| ODI |
0 |
119 |
16 |
318 |
499 |
500 |
131 |
0 |
| CDI |
0 |
62 |
4 |
165 |
643 |
850 |
394 |
3 |
| VCDI |
0 |
97 |
16 |
167 |
947 |
6884 |
23467 |
57567 |
|
...date precedes bulletin
|
Date: 2021-12-26:
| 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 |
75778 |
13326 |
111 |
417 |
284 |
272 |
46 |
0 |
| OW |
72 |
721 |
42 |
270 |
150 |
38 |
198 |
0 |
| VODI |
0 |
571 |
66 |
449 |
385 |
304 |
240 |
0 |
| ODI |
0 |
118 |
37 |
397 |
387 |
331 |
175 |
0 |
| CDI |
0 |
63 |
12 |
257 |
526 |
796 |
439 |
25 |
| VCDI |
0 |
109 |
14 |
236 |
1119 |
6354 |
18318 |
63595 |
|
...date precedes bulletin
|
Date: 2021-12-28:
| 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 |
74727 |
14003 |
159 |
544 |
295 |
330 |
57 |
0 |
| OW |
72 |
413 |
69 |
420 |
99 |
16 |
10 |
0 |
| VODI |
0 |
234 |
43 |
724 |
406 |
35 |
15 |
0 |
| ODI |
0 |
53 |
10 |
323 |
622 |
166 |
100 |
0 |
| CDI |
0 |
38 |
4 |
141 |
686 |
559 |
590 |
37 |
| VCDI |
0 |
133 |
15 |
139 |
851 |
3890 |
24357 |
61663 |
|
...date precedes bulletin
|
Date: 2021-12-30:
| 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 |
73980 |
14068 |
168 |
605 |
358 |
417 |
15 |
0 |
| OW |
72 |
460 |
62 |
364 |
118 |
16 |
18 |
0 |
| VODI |
0 |
223 |
29 |
492 |
399 |
37 |
23 |
0 |
| ODI |
0 |
74 |
17 |
301 |
757 |
112 |
37 |
0 |
| CDI |
0 |
43 |
6 |
181 |
746 |
558 |
279 |
4 |
| VCDI |
0 |
146 |
16 |
144 |
804 |
3287 |
18882 |
68730 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
73980 |
14078 |
171 |
632 |
352 |
414 |
14 |
0 |
| OW |
72 |
454 |
58 |
323 |
126 |
19 |
20 |
0 |
| VODI |
0 |
230 |
34 |
470 |
404 |
38 |
23 |
0 |
| ODI |
0 |
53 |
11 |
326 |
672 |
95 |
46 |
0 |
| CDI |
0 |
48 |
8 |
190 |
790 |
517 |
274 |
4 |
| VCDI |
0 |
151 |
16 |
146 |
838 |
3344 |
18877 |
68730 |
|
Date: 2022-01-01:
| 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 |
73862 |
13762 |
167 |
572 |
354 |
355 |
44 |
0 |
| OW |
75 |
521 |
46 |
333 |
105 |
21 |
19 |
0 |
| VODI |
0 |
300 |
22 |
355 |
363 |
36 |
16 |
0 |
| ODI |
0 |
138 |
25 |
202 |
683 |
106 |
17 |
0 |
| CDI |
0 |
56 |
4 |
183 |
878 |
776 |
122 |
9 |
| VCDI |
0 |
153 |
16 |
165 |
994 |
3967 |
19080 |
68146 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
73864 |
13752 |
165 |
611 |
348 |
351 |
50 |
0 |
| OW |
73 |
513 |
46 |
305 |
119 |
23 |
13 |
0 |
| VODI |
0 |
315 |
26 |
353 |
370 |
38 |
17 |
0 |
| ODI |
0 |
135 |
21 |
197 |
655 |
117 |
19 |
0 |
| CDI |
0 |
57 |
7 |
173 |
830 |
771 |
153 |
10 |
| VCDI |
0 |
158 |
15 |
171 |
1055 |
3961 |
19046 |
68145 |
|
Date: 2022-01-03:
| 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 |
73382 |
14507 |
170 |
612 |
262 |
373 |
78 |
0 |
| OW |
91 |
447 |
67 |
348 |
120 |
62 |
19 |
0 |
| VODI |
0 |
237 |
39 |
427 |
278 |
15 |
18 |
0 |
| ODI |
0 |
113 |
11 |
214 |
540 |
65 |
17 |
0 |
| CDI |
0 |
52 |
6 |
197 |
834 |
794 |
102 |
11 |
| VCDI |
0 |
39 |
5 |
267 |
1189 |
4244 |
22228 |
64568 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
73400 |
13992 |
164 |
543 |
327 |
407 |
106 |
0 |
| OW |
73 |
562 |
47 |
287 |
98 |
37 |
16 |
0 |
| VODI |
0 |
365 |
37 |
355 |
202 |
27 |
24 |
0 |
| ODI |
0 |
196 |
19 |
249 |
336 |
48 |
33 |
0 |
| CDI |
0 |
169 |
21 |
209 |
693 |
449 |
148 |
9 |
| VCDI |
0 |
111 |
10 |
422 |
1567 |
4585 |
22135 |
64570 |
|
Date: 2022-01-05:
| 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 |
73496 |
13396 |
171 |
817 |
339 |
278 |
115 |
0 |
| OW |
133 |
466 |
43 |
303 |
196 |
34 |
32 |
0 |
| VODI |
39 |
283 |
26 |
263 |
376 |
22 |
30 |
0 |
| ODI |
2 |
173 |
13 |
200 |
413 |
77 |
35 |
0 |
| CDI |
0 |
98 |
3 |
180 |
659 |
480 |
162 |
37 |
| VCDI |
0 |
26 |
4 |
203 |
1598 |
5777 |
22412 |
63638 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
73573 |
13055 |
161 |
756 |
363 |
305 |
152 |
0 |
| OW |
96 |
529 |
43 |
279 |
191 |
15 |
32 |
0 |
| VODI |
1 |
411 |
24 |
248 |
345 |
32 |
38 |
0 |
| ODI |
0 |
219 |
13 |
160 |
366 |
74 |
53 |
0 |
| CDI |
0 |
166 |
10 |
181 |
514 |
366 |
202 |
5 |
| VCDI |
0 |
62 |
9 |
342 |
1802 |
5876 |
22309 |
63670 |
|
Date: 2022-01-07:
| 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 |
72507 |
14083 |
171 |
766 |
340 |
101 |
101 |
0 |
| OW |
77 |
522 |
49 |
322 |
218 |
23 |
26 |
0 |
| VODI |
1 |
403 |
26 |
257 |
350 |
53 |
23 |
0 |
| ODI |
0 |
188 |
26 |
198 |
350 |
111 |
47 |
0 |
| CDI |
0 |
138 |
14 |
218 |
554 |
560 |
107 |
23 |
| VCDI |
0 |
9 |
1 |
176 |
1218 |
5268 |
23938 |
63485 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
72508 |
13919 |
160 |
728 |
402 |
134 |
161 |
0 |
| OW |
77 |
606 |
54 |
323 |
199 |
50 |
32 |
0 |
| VODI |
0 |
371 |
29 |
270 |
300 |
81 |
43 |
0 |
| ODI |
0 |
221 |
18 |
175 |
338 |
123 |
60 |
0 |
| CDI |
0 |
195 |
18 |
163 |
535 |
437 |
149 |
49 |
| VCDI |
0 |
31 |
8 |
278 |
1256 |
5291 |
23797 |
63459 |
|
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