Validation of sea ice concentration - Full domain
Bulletin date: 2020-11-26
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-11-20:
| 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 |
92704 |
17159 |
164 |
809 |
344 |
87 |
0 |
0 |
| OW |
132 |
1419 |
68 |
618 |
451 |
36 |
0 |
0 |
| VODI |
4 |
532 |
63 |
610 |
716 |
178 |
0 |
0 |
| ODI |
0 |
188 |
17 |
280 |
767 |
423 |
40 |
0 |
| CDI |
0 |
85 |
18 |
212 |
848 |
1739 |
286 |
8 |
| VCDI |
0 |
19 |
6 |
106 |
726 |
11205 |
23362 |
30619 |
|
...date precedes bulletin
|
Date: 2020-11-22:
| 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 |
88980 |
18107 |
169 |
934 |
858 |
163 |
38 |
0 |
| OW |
71 |
1322 |
95 |
968 |
556 |
110 |
11 |
0 |
| VODI |
1 |
521 |
75 |
671 |
825 |
392 |
15 |
0 |
| ODI |
0 |
106 |
20 |
355 |
779 |
450 |
19 |
0 |
| CDI |
0 |
17 |
11 |
174 |
794 |
1295 |
209 |
0 |
| VCDI |
0 |
0 |
0 |
76 |
672 |
10046 |
21061 |
36082 |
|
...date precedes bulletin
|
Date: 2020-11-24:
| 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 |
86522 |
19885 |
163 |
843 |
385 |
147 |
2 |
0 |
| OW |
30 |
741 |
135 |
858 |
389 |
105 |
2 |
0 |
| VODI |
0 |
155 |
52 |
987 |
1136 |
357 |
2 |
0 |
| ODI |
0 |
43 |
6 |
355 |
1276 |
824 |
9 |
0 |
| CDI |
0 |
22 |
10 |
71 |
998 |
1688 |
250 |
32 |
| VCDI |
0 |
0 |
2 |
41 |
539 |
6470 |
21001 |
40515 |
|
...date precedes bulletin
|
Date: 2020-11-26:
| 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 |
87122 |
18498 |
161 |
525 |
268 |
142 |
52 |
0 |
| OW |
123 |
1172 |
89 |
775 |
359 |
177 |
53 |
0 |
| VODI |
13 |
445 |
58 |
659 |
865 |
297 |
91 |
0 |
| ODI |
0 |
165 |
31 |
414 |
1272 |
562 |
152 |
0 |
| CDI |
0 |
93 |
18 |
260 |
913 |
1151 |
353 |
114 |
| VCDI |
0 |
0 |
0 |
127 |
1109 |
7938 |
19841 |
40591 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
87148 |
18610 |
180 |
683 |
300 |
198 |
79 |
0 |
| OW |
91 |
1019 |
62 |
669 |
367 |
103 |
37 |
0 |
| VODI |
19 |
497 |
67 |
602 |
867 |
312 |
74 |
0 |
| ODI |
0 |
157 |
25 |
414 |
1141 |
577 |
157 |
0 |
| CDI |
0 |
88 |
22 |
265 |
962 |
1091 |
392 |
136 |
| VCDI |
0 |
2 |
1 |
127 |
1149 |
7986 |
19803 |
40569 |
|
Date: 2020-11-28:
| 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 |
87391 |
16780 |
166 |
667 |
414 |
95 |
40 |
0 |
| OW |
136 |
1427 |
86 |
649 |
570 |
213 |
33 |
0 |
| VODI |
26 |
564 |
81 |
677 |
737 |
377 |
67 |
0 |
| ODI |
0 |
157 |
45 |
420 |
1060 |
622 |
112 |
0 |
| CDI |
0 |
75 |
16 |
326 |
1119 |
1388 |
192 |
7 |
| VCDI |
0 |
27 |
10 |
203 |
1318 |
7425 |
20758 |
40572 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
87451 |
17096 |
181 |
801 |
459 |
163 |
43 |
0 |
| OW |
96 |
1080 |
61 |
538 |
525 |
135 |
26 |
0 |
| VODI |
6 |
569 |
87 |
674 |
798 |
408 |
87 |
0 |
| ODI |
0 |
171 |
46 |
386 |
900 |
554 |
95 |
0 |
| CDI |
0 |
83 |
19 |
306 |
1259 |
1348 |
192 |
6 |
| VCDI |
0 |
31 |
10 |
237 |
1277 |
7512 |
20759 |
40573 |
|
Date: 2020-11-30:
| 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 |
84127 |
19586 |
185 |
616 |
223 |
101 |
0 |
0 |
| OW |
29 |
871 |
139 |
855 |
269 |
68 |
1 |
0 |
| VODI |
0 |
303 |
59 |
893 |
1001 |
172 |
5 |
0 |
| ODI |
0 |
106 |
11 |
307 |
1658 |
774 |
23 |
0 |
| CDI |
0 |
55 |
10 |
108 |
1166 |
2175 |
510 |
29 |
| VCDI |
0 |
38 |
9 |
49 |
717 |
8618 |
23305 |
37877 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
84126 |
18675 |
192 |
865 |
488 |
226 |
4 |
0 |
| OW |
30 |
1314 |
73 |
476 |
465 |
269 |
35 |
0 |
| VODI |
0 |
616 |
84 |
686 |
822 |
617 |
60 |
0 |
| ODI |
0 |
206 |
29 |
415 |
862 |
679 |
146 |
0 |
| CDI |
0 |
104 |
13 |
236 |
1088 |
1467 |
498 |
30 |
| VCDI |
0 |
44 |
22 |
150 |
1309 |
8650 |
23101 |
37876 |
|
Date: 2020-12-02:
| 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 |
83691 |
18236 |
230 |
926 |
426 |
106 |
21 |
0 |
| OW |
32 |
1061 |
116 |
796 |
567 |
36 |
10 |
0 |
| VODI |
0 |
406 |
58 |
628 |
1045 |
220 |
15 |
0 |
| ODI |
0 |
112 |
8 |
240 |
1070 |
953 |
64 |
6 |
| CDI |
0 |
76 |
7 |
142 |
1232 |
1953 |
180 |
31 |
| VCDI |
0 |
10 |
6 |
121 |
1196 |
8504 |
23050 |
39461 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
83685 |
17223 |
220 |
924 |
663 |
198 |
56 |
0 |
| OW |
38 |
1483 |
84 |
462 |
634 |
253 |
19 |
0 |
| VODI |
0 |
768 |
69 |
679 |
732 |
745 |
58 |
0 |
| ODI |
0 |
247 |
27 |
379 |
824 |
844 |
44 |
0 |
| CDI |
0 |
136 |
12 |
218 |
1094 |
1447 |
225 |
27 |
| VCDI |
0 |
44 |
13 |
191 |
1589 |
8285 |
22938 |
39471 |
|
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 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
83682 |
15992 |
189 |
877 |
514 |
229 |
75 |
0 |
| OW |
69 |
1376 |
56 |
471 |
594 |
173 |
17 |
0 |
| VODI |
0 |
1059 |
83 |
740 |
715 |
636 |
39 |
0 |
| ODI |
0 |
310 |
33 |
446 |
903 |
610 |
67 |
0 |
| CDI |
0 |
183 |
20 |
336 |
1018 |
1397 |
143 |
37 |
| VCDI |
0 |
27 |
16 |
316 |
1555 |
9617 |
24452 |
37976 |
|
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