Validation of sea ice concentration - Full domain
Bulletin date: 2020-11-19
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-11-13:
| 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 |
96419 |
16968 |
162 |
576 |
357 |
63 |
0 |
0 |
| OW |
54 |
1280 |
65 |
554 |
367 |
162 |
0 |
0 |
| VODI |
12 |
717 |
45 |
430 |
917 |
637 |
8 |
0 |
| ODI |
0 |
150 |
37 |
313 |
733 |
968 |
129 |
0 |
| CDI |
0 |
12 |
14 |
248 |
628 |
2044 |
613 |
129 |
| VCDI |
0 |
0 |
0 |
63 |
1153 |
12337 |
20252 |
27432 |
|
...date precedes bulletin
|
Date: 2020-11-15:
| 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 |
96421 |
15531 |
121 |
662 |
303 |
142 |
0 |
0 |
| OW |
71 |
1568 |
63 |
533 |
356 |
222 |
1 |
0 |
| VODI |
2 |
976 |
63 |
431 |
542 |
376 |
193 |
0 |
| ODI |
0 |
310 |
44 |
443 |
560 |
704 |
255 |
0 |
| CDI |
0 |
46 |
14 |
260 |
889 |
1305 |
614 |
88 |
| VCDI |
0 |
14 |
5 |
98 |
1458 |
12148 |
27904 |
21312 |
|
...date precedes bulletin
|
Date: 2020-11-17:
| 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 |
94892 |
17624 |
175 |
587 |
232 |
113 |
0 |
0 |
| OW |
83 |
779 |
101 |
625 |
205 |
17 |
0 |
0 |
| VODI |
1 |
351 |
44 |
848 |
699 |
95 |
0 |
0 |
| ODI |
0 |
146 |
17 |
401 |
1236 |
418 |
12 |
0 |
| CDI |
0 |
21 |
9 |
138 |
1210 |
1889 |
340 |
1 |
| VCDI |
0 |
0 |
2 |
71 |
900 |
12133 |
22079 |
28554 |
|
...date precedes bulletin
|
Date: 2020-11-19:
| 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 |
93863 |
16952 |
163 |
717 |
299 |
117 |
0 |
0 |
| OW |
98 |
1308 |
55 |
624 |
329 |
23 |
0 |
0 |
| VODI |
3 |
631 |
56 |
618 |
641 |
62 |
0 |
0 |
| ODI |
0 |
202 |
21 |
230 |
918 |
405 |
44 |
0 |
| CDI |
0 |
101 |
24 |
298 |
1095 |
1480 |
367 |
38 |
| VCDI |
0 |
11 |
7 |
131 |
1018 |
11831 |
21440 |
30828 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
93846 |
16969 |
166 |
816 |
325 |
108 |
0 |
0 |
| OW |
112 |
1100 |
51 |
520 |
278 |
30 |
0 |
0 |
| VODI |
6 |
762 |
54 |
549 |
608 |
66 |
0 |
0 |
| ODI |
0 |
249 |
20 |
287 |
897 |
352 |
28 |
0 |
| CDI |
0 |
119 |
28 |
305 |
1134 |
1429 |
259 |
33 |
| VCDI |
0 |
6 |
7 |
141 |
1058 |
11933 |
21564 |
30833 |
|
Date: 2020-11-21:
| 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 |
89974 |
18545 |
191 |
1009 |
374 |
149 |
0 |
0 |
| OW |
71 |
1338 |
89 |
878 |
409 |
53 |
0 |
0 |
| VODI |
1 |
565 |
65 |
712 |
814 |
234 |
0 |
0 |
| ODI |
0 |
179 |
13 |
321 |
782 |
377 |
6 |
0 |
| CDI |
0 |
70 |
18 |
165 |
967 |
1480 |
156 |
9 |
| VCDI |
0 |
1 |
2 |
107 |
694 |
11308 |
22027 |
32895 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
89983 |
18670 |
208 |
1265 |
417 |
145 |
0 |
0 |
| OW |
63 |
1109 |
66 |
606 |
336 |
52 |
0 |
0 |
| VODI |
0 |
649 |
68 |
693 |
734 |
199 |
0 |
0 |
| ODI |
0 |
185 |
17 |
315 |
838 |
375 |
13 |
0 |
| CDI |
0 |
84 |
19 |
232 |
1036 |
1461 |
122 |
6 |
| VCDI |
0 |
1 |
0 |
81 |
679 |
11369 |
22054 |
32898 |
|
Date: 2020-11-23:
| 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 |
88008 |
18874 |
172 |
849 |
330 |
130 |
5 |
0 |
| OW |
49 |
690 |
137 |
1019 |
446 |
65 |
1 |
0 |
| VODI |
1 |
130 |
51 |
1023 |
1489 |
163 |
2 |
0 |
| ODI |
0 |
48 |
8 |
231 |
1594 |
738 |
5 |
0 |
| CDI |
0 |
12 |
12 |
52 |
780 |
2018 |
215 |
0 |
| VCDI |
0 |
0 |
0 |
29 |
307 |
6424 |
22150 |
38791 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
88012 |
17997 |
201 |
1249 |
1254 |
336 |
7 |
0 |
| OW |
45 |
1134 |
62 |
673 |
589 |
155 |
1 |
0 |
| VODI |
1 |
444 |
68 |
702 |
801 |
353 |
21 |
0 |
| ODI |
0 |
103 |
24 |
300 |
788 |
610 |
61 |
0 |
| CDI |
0 |
73 |
18 |
181 |
706 |
1124 |
254 |
2 |
| VCDI |
0 |
3 |
7 |
98 |
808 |
6960 |
22034 |
38789 |
|
Date: 2020-11-25:
| 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 |
87044 |
18892 |
145 |
656 |
390 |
185 |
0 |
0 |
| OW |
82 |
1128 |
104 |
613 |
486 |
104 |
0 |
0 |
| VODI |
4 |
300 |
67 |
801 |
1015 |
291 |
0 |
0 |
| ODI |
0 |
55 |
27 |
495 |
1264 |
638 |
5 |
0 |
| CDI |
0 |
33 |
4 |
208 |
1021 |
1657 |
215 |
89 |
| VCDI |
0 |
1 |
3 |
49 |
855 |
6608 |
20746 |
40768 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
86978 |
17973 |
149 |
887 |
1036 |
713 |
0 |
0 |
| OW |
142 |
1344 |
64 |
407 |
649 |
453 |
0 |
0 |
| VODI |
10 |
754 |
63 |
598 |
758 |
417 |
10 |
0 |
| ODI |
0 |
190 |
30 |
361 |
693 |
520 |
81 |
10 |
| CDI |
0 |
102 |
26 |
239 |
655 |
785 |
267 |
81 |
| VCDI |
0 |
46 |
18 |
330 |
1240 |
6595 |
20608 |
40766 |
|
Date: 2020-11-27:
| 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 |
86068 |
18775 |
180 |
660 |
344 |
98 |
53 |
0 |
| OW |
182 |
1210 |
80 |
784 |
483 |
145 |
56 |
0 |
| VODI |
18 |
543 |
76 |
582 |
877 |
338 |
63 |
0 |
| ODI |
0 |
193 |
32 |
380 |
1295 |
596 |
81 |
0 |
| CDI |
0 |
104 |
19 |
295 |
985 |
1245 |
248 |
40 |
| VCDI |
0 |
14 |
11 |
191 |
1082 |
8396 |
18279 |
41947 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
86074 |
17944 |
182 |
1011 |
902 |
630 |
161 |
0 |
| OW |
177 |
1206 |
51 |
366 |
519 |
487 |
90 |
0 |
| VODI |
17 |
875 |
50 |
494 |
1011 |
371 |
137 |
0 |
| ODI |
0 |
289 |
37 |
271 |
724 |
520 |
159 |
5 |
| CDI |
0 |
218 |
29 |
242 |
614 |
694 |
337 |
63 |
| VCDI |
0 |
307 |
49 |
508 |
1296 |
8116 |
17896 |
41919 |
|
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