Validation of sea ice concentration - Full domain
Bulletin date: 2020-10-22
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-10-16:
| 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 |
123705 |
19279 |
210 |
1320 |
311 |
5 |
0 |
0 |
| OW |
14 |
739 |
80 |
753 |
665 |
30 |
0 |
0 |
| VODI |
17 |
296 |
47 |
392 |
1066 |
181 |
0 |
0 |
| ODI |
0 |
31 |
8 |
179 |
873 |
495 |
5 |
0 |
| CDI |
0 |
1 |
2 |
76 |
470 |
1333 |
404 |
0 |
| VCDI |
0 |
0 |
0 |
5 |
347 |
5462 |
16529 |
11718 |
|
...date precedes bulletin
|
Date: 2020-10-18:
| 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 |
124764 |
17248 |
165 |
877 |
332 |
41 |
0 |
0 |
| OW |
15 |
943 |
112 |
712 |
680 |
67 |
0 |
0 |
| VODI |
19 |
153 |
39 |
477 |
1205 |
336 |
2 |
0 |
| ODI |
0 |
41 |
7 |
113 |
717 |
672 |
47 |
0 |
| CDI |
0 |
4 |
4 |
60 |
344 |
1220 |
251 |
0 |
| VCDI |
0 |
0 |
0 |
8 |
219 |
4204 |
19890 |
11060 |
|
...date precedes bulletin
|
Date: 2020-10-20:
| 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 |
121537 |
19983 |
183 |
740 |
213 |
0 |
0 |
0 |
| OW |
16 |
627 |
89 |
727 |
260 |
12 |
0 |
0 |
| VODI |
30 |
74 |
22 |
723 |
1015 |
73 |
0 |
0 |
| ODI |
0 |
3 |
4 |
104 |
1572 |
342 |
0 |
0 |
| CDI |
0 |
0 |
0 |
9 |
727 |
1744 |
22 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
82 |
4120 |
16320 |
15675 |
|
...date precedes bulletin
|
Date: 2020-10-22:
| 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 |
121146 |
19223 |
170 |
746 |
252 |
6 |
0 |
0 |
| OW |
4 |
1218 |
104 |
638 |
358 |
25 |
0 |
0 |
| VODI |
0 |
176 |
45 |
818 |
801 |
127 |
0 |
0 |
| ODI |
0 |
9 |
0 |
113 |
1254 |
433 |
2 |
0 |
| CDI |
0 |
0 |
0 |
18 |
851 |
1366 |
28 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
163 |
5249 |
14044 |
17661 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
121138 |
19527 |
180 |
807 |
342 |
8 |
0 |
0 |
| OW |
12 |
936 |
93 |
553 |
267 |
32 |
0 |
0 |
| VODI |
0 |
142 |
44 |
810 |
732 |
109 |
0 |
0 |
| ODI |
0 |
21 |
2 |
143 |
1051 |
388 |
2 |
0 |
| CDI |
0 |
0 |
0 |
20 |
989 |
1176 |
16 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
298 |
5493 |
14056 |
17661 |
|
Date: 2020-10-24:
| 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 |
117871 |
20418 |
167 |
834 |
259 |
1 |
0 |
0 |
| OW |
57 |
1875 |
128 |
910 |
472 |
72 |
3 |
0 |
| VODI |
0 |
186 |
53 |
661 |
1116 |
249 |
24 |
0 |
| ODI |
0 |
10 |
4 |
106 |
891 |
693 |
96 |
0 |
| CDI |
0 |
3 |
0 |
21 |
525 |
1615 |
261 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
172 |
3765 |
14557 |
18973 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
117827 |
20937 |
191 |
961 |
339 |
7 |
0 |
0 |
| OW |
101 |
1302 |
115 |
793 |
388 |
50 |
0 |
0 |
| VODI |
0 |
237 |
41 |
629 |
1089 |
241 |
19 |
0 |
| ODI |
0 |
9 |
4 |
123 |
818 |
547 |
51 |
0 |
| CDI |
0 |
7 |
1 |
26 |
584 |
1479 |
223 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
217 |
4071 |
14648 |
18973 |
|
Date: 2020-10-26:
| 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 |
113814 |
23952 |
302 |
1223 |
276 |
15 |
0 |
0 |
| OW |
9 |
576 |
99 |
984 |
337 |
9 |
0 |
0 |
| VODI |
0 |
67 |
14 |
645 |
972 |
71 |
0 |
0 |
| ODI |
0 |
6 |
3 |
81 |
1444 |
355 |
0 |
0 |
| CDI |
0 |
0 |
0 |
3 |
368 |
2635 |
121 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
30 |
1919 |
13651 |
23067 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
113691 |
22584 |
248 |
1220 |
442 |
29 |
0 |
0 |
| OW |
131 |
1603 |
114 |
829 |
580 |
82 |
0 |
0 |
| VODI |
1 |
397 |
50 |
746 |
1300 |
448 |
3 |
0 |
| ODI |
0 |
12 |
4 |
116 |
616 |
771 |
39 |
0 |
| CDI |
0 |
5 |
2 |
15 |
348 |
1425 |
388 |
0 |
| VCDI |
0 |
0 |
0 |
10 |
141 |
2249 |
13342 |
23067 |
|
Date: 2020-10-28:
| 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 |
112749 |
22801 |
275 |
1201 |
393 |
9 |
0 |
0 |
| OW |
24 |
1051 |
110 |
1164 |
645 |
29 |
0 |
0 |
| VODI |
0 |
157 |
32 |
662 |
1067 |
246 |
0 |
0 |
| ODI |
0 |
14 |
4 |
127 |
862 |
591 |
0 |
0 |
| CDI |
0 |
0 |
1 |
23 |
495 |
1685 |
151 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
126 |
2817 |
12133 |
25403 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
112645 |
21109 |
240 |
1141 |
507 |
35 |
0 |
0 |
| OW |
122 |
2058 |
99 |
918 |
504 |
87 |
0 |
0 |
| VODI |
6 |
809 |
70 |
886 |
1305 |
535 |
8 |
0 |
| ODI |
0 |
45 |
12 |
204 |
747 |
838 |
59 |
0 |
| CDI |
0 |
2 |
1 |
26 |
408 |
1106 |
272 |
1 |
| VCDI |
0 |
0 |
0 |
2 |
117 |
2776 |
11945 |
25403 |
|
Date: 2020-10-30:
| 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 |
108675 |
22472 |
289 |
1597 |
911 |
24 |
0 |
0 |
| OW |
7 |
1084 |
98 |
1326 |
1591 |
180 |
4 |
0 |
| VODI |
0 |
305 |
52 |
542 |
1562 |
635 |
6 |
0 |
| ODI |
0 |
20 |
18 |
249 |
680 |
806 |
64 |
0 |
| CDI |
0 |
0 |
3 |
99 |
488 |
1230 |
317 |
1 |
| VCDI |
0 |
0 |
0 |
11 |
314 |
3237 |
12616 |
25535 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
108628 |
20863 |
223 |
1303 |
1000 |
82 |
3 |
0 |
| OW |
45 |
2053 |
116 |
1192 |
1214 |
175 |
2 |
0 |
| VODI |
9 |
871 |
93 |
977 |
1962 |
734 |
9 |
0 |
| ODI |
0 |
94 |
27 |
251 |
675 |
1156 |
37 |
0 |
| CDI |
0 |
0 |
1 |
95 |
441 |
1012 |
342 |
14 |
| VCDI |
0 |
0 |
0 |
6 |
254 |
2953 |
12614 |
25522 |
|
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