Validation of sea ice concentration - Full domain
Bulletin date: 2020-12-10
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-12-04:
| 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 |
83716 |
17122 |
183 |
751 |
440 |
128 |
14 |
0 |
| OW |
35 |
1243 |
117 |
929 |
465 |
36 |
12 |
0 |
| VODI |
0 |
417 |
54 |
785 |
1046 |
131 |
31 |
0 |
| ODI |
0 |
132 |
30 |
347 |
925 |
647 |
38 |
0 |
| CDI |
0 |
29 |
10 |
191 |
961 |
1398 |
128 |
66 |
| VCDI |
0 |
4 |
3 |
183 |
1462 |
10322 |
24570 |
37947 |
|
...date precedes bulletin
|
Date: 2020-12-06:
| 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 |
82544 |
16007 |
212 |
904 |
748 |
316 |
0 |
0 |
| OW |
35 |
1181 |
91 |
712 |
647 |
202 |
0 |
0 |
| VODI |
0 |
452 |
77 |
526 |
1128 |
538 |
0 |
0 |
| ODI |
0 |
112 |
27 |
314 |
684 |
894 |
4 |
0 |
| CDI |
0 |
20 |
11 |
215 |
835 |
1567 |
187 |
54 |
| VCDI |
0 |
0 |
1 |
118 |
905 |
8907 |
23793 |
42080 |
|
...date precedes bulletin
|
Date: 2020-12-08:
| 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 |
81740 |
16658 |
212 |
758 |
353 |
131 |
0 |
0 |
| OW |
50 |
709 |
140 |
843 |
477 |
54 |
0 |
0 |
| VODI |
0 |
117 |
45 |
844 |
1120 |
186 |
0 |
0 |
| ODI |
0 |
9 |
11 |
293 |
1804 |
652 |
4 |
0 |
| CDI |
0 |
0 |
0 |
74 |
1570 |
1855 |
222 |
17 |
| VCDI |
0 |
0 |
0 |
10 |
645 |
6829 |
17702 |
50914 |
|
...date precedes bulletin
|
Date: 2020-12-10:
| 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 |
80765 |
15908 |
240 |
1022 |
460 |
114 |
0 |
0 |
| OW |
60 |
1025 |
136 |
890 |
394 |
136 |
0 |
0 |
| VODI |
0 |
320 |
56 |
766 |
850 |
359 |
0 |
0 |
| ODI |
0 |
45 |
25 |
354 |
1264 |
615 |
84 |
0 |
| CDI |
0 |
3 |
6 |
201 |
1267 |
1754 |
181 |
10 |
| VCDI |
0 |
0 |
0 |
17 |
953 |
7934 |
17138 |
51696 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
80774 |
16100 |
253 |
1165 |
521 |
114 |
0 |
0 |
| OW |
51 |
875 |
118 |
704 |
332 |
119 |
0 |
0 |
| VODI |
0 |
275 |
59 |
808 |
812 |
346 |
0 |
0 |
| ODI |
0 |
51 |
27 |
340 |
1204 |
503 |
61 |
0 |
| CDI |
0 |
0 |
6 |
202 |
1266 |
1534 |
152 |
13 |
| VCDI |
0 |
0 |
0 |
31 |
1053 |
8296 |
17190 |
51693 |
|
Date: 2020-12-12:
| 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 |
80804 |
14497 |
205 |
937 |
587 |
55 |
0 |
0 |
| OW |
62 |
1165 |
90 |
802 |
644 |
171 |
1 |
0 |
| VODI |
0 |
610 |
74 |
848 |
623 |
357 |
18 |
0 |
| ODI |
0 |
146 |
43 |
439 |
771 |
522 |
123 |
0 |
| CDI |
0 |
15 |
20 |
301 |
1080 |
1060 |
485 |
16 |
| VCDI |
0 |
0 |
0 |
122 |
1361 |
9006 |
18639 |
50349 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
80813 |
14769 |
221 |
993 |
587 |
57 |
0 |
0 |
| OW |
53 |
941 |
80 |
769 |
600 |
149 |
0 |
0 |
| VODI |
0 |
529 |
66 |
855 |
674 |
345 |
22 |
0 |
| ODI |
0 |
162 |
38 |
386 |
778 |
451 |
109 |
0 |
| CDI |
0 |
32 |
24 |
278 |
1057 |
1083 |
347 |
14 |
| VCDI |
0 |
0 |
3 |
168 |
1370 |
9086 |
18788 |
50351 |
|
Date: 2020-12-14:
| 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 |
79183 |
14937 |
180 |
808 |
350 |
42 |
0 |
0 |
| OW |
59 |
873 |
115 |
712 |
276 |
75 |
8 |
0 |
| VODI |
0 |
284 |
77 |
1204 |
990 |
155 |
4 |
0 |
| ODI |
0 |
59 |
19 |
460 |
1792 |
440 |
13 |
0 |
| CDI |
0 |
23 |
2 |
144 |
1309 |
1663 |
149 |
1 |
| VCDI |
0 |
8 |
1 |
125 |
1031 |
8561 |
26349 |
44567 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
79187 |
14359 |
175 |
958 |
606 |
119 |
2 |
0 |
| OW |
55 |
1066 |
79 |
512 |
463 |
229 |
13 |
0 |
| VODI |
0 |
502 |
84 |
835 |
932 |
419 |
56 |
0 |
| ODI |
0 |
163 |
44 |
568 |
900 |
385 |
104 |
0 |
| CDI |
0 |
70 |
7 |
394 |
1197 |
966 |
383 |
4 |
| VCDI |
0 |
24 |
5 |
186 |
1650 |
8818 |
25965 |
44564 |
|
Date: 2020-12-16:
| 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 |
78721 |
14147 |
160 |
670 |
336 |
28 |
0 |
0 |
| OW |
62 |
772 |
91 |
475 |
323 |
51 |
4 |
0 |
| VODI |
0 |
435 |
82 |
946 |
781 |
147 |
7 |
0 |
| ODI |
0 |
130 |
32 |
450 |
1248 |
358 |
5 |
0 |
| CDI |
0 |
61 |
15 |
224 |
1398 |
1041 |
47 |
4 |
| VCDI |
0 |
71 |
14 |
265 |
1627 |
9430 |
27440 |
44950 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
78722 |
13772 |
177 |
871 |
457 |
63 |
3 |
0 |
| OW |
61 |
914 |
60 |
387 |
482 |
154 |
9 |
0 |
| VODI |
0 |
472 |
74 |
768 |
1035 |
544 |
22 |
0 |
| ODI |
0 |
199 |
34 |
395 |
939 |
601 |
74 |
0 |
| CDI |
0 |
104 |
23 |
243 |
977 |
865 |
213 |
6 |
| VCDI |
0 |
155 |
26 |
366 |
1823 |
8828 |
27182 |
44948 |
|
Date: 2020-12-18:
| 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 |
78376 |
13279 |
147 |
609 |
367 |
29 |
0 |
0 |
| OW |
63 |
719 |
59 |
328 |
416 |
68 |
1 |
0 |
| VODI |
0 |
459 |
71 |
547 |
552 |
95 |
22 |
0 |
| ODI |
0 |
86 |
31 |
463 |
939 |
318 |
24 |
0 |
| CDI |
0 |
18 |
15 |
252 |
1448 |
1182 |
101 |
2 |
| VCDI |
0 |
0 |
0 |
181 |
1883 |
9891 |
26802 |
47205 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
78378 |
13167 |
159 |
764 |
495 |
34 |
0 |
0 |
| OW |
61 |
705 |
57 |
358 |
466 |
88 |
7 |
0 |
| VODI |
0 |
467 |
54 |
528 |
905 |
389 |
17 |
0 |
| ODI |
0 |
132 |
25 |
273 |
869 |
1101 |
105 |
0 |
| CDI |
0 |
65 |
13 |
177 |
1055 |
1297 |
181 |
13 |
| VCDI |
0 |
25 |
15 |
280 |
1815 |
8674 |
26640 |
47194 |
|
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