Validation of sea ice concentration - European sector
Bulletin date: 2021-02-25
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2021-02-19:
| 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 |
70707 |
13771 |
179 |
542 |
288 |
51 |
0 |
0 |
| OW |
62 |
430 |
46 |
329 |
185 |
23 |
0 |
0 |
| VODI |
0 |
292 |
38 |
268 |
406 |
55 |
0 |
0 |
| ODI |
0 |
147 |
23 |
187 |
435 |
118 |
1 |
0 |
| CDI |
0 |
82 |
20 |
167 |
676 |
564 |
80 |
0 |
| VCDI |
0 |
115 |
15 |
159 |
856 |
3892 |
9046 |
4845 |
|
...date precedes bulletin
|
Date: 2021-02-21:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2021-02-23:
| 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 |
70230 |
14217 |
155 |
755 |
292 |
33 |
0 |
0 |
| OW |
61 |
577 |
55 |
297 |
212 |
10 |
0 |
0 |
| VODI |
0 |
399 |
44 |
247 |
483 |
31 |
1 |
0 |
| ODI |
0 |
187 |
24 |
178 |
429 |
177 |
37 |
0 |
| CDI |
0 |
107 |
18 |
247 |
545 |
854 |
233 |
0 |
| VCDI |
0 |
146 |
18 |
227 |
879 |
3097 |
8194 |
5404 |
|
...date precedes bulletin
|
Date: 2021-02-25:
| 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 |
70471 |
14268 |
144 |
533 |
115 |
24 |
0 |
0 |
| OW |
61 |
707 |
49 |
300 |
158 |
2 |
0 |
0 |
| VODI |
0 |
473 |
60 |
339 |
365 |
17 |
0 |
0 |
| ODI |
0 |
212 |
19 |
297 |
406 |
113 |
0 |
0 |
| CDI |
0 |
96 |
17 |
261 |
583 |
951 |
320 |
0 |
| VCDI |
0 |
148 |
16 |
257 |
971 |
3230 |
7862 |
5255 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70471 |
14321 |
147 |
521 |
97 |
23 |
0 |
0 |
| OW |
61 |
674 |
47 |
310 |
149 |
3 |
0 |
0 |
| VODI |
0 |
480 |
55 |
353 |
365 |
14 |
0 |
0 |
| ODI |
0 |
200 |
23 |
276 |
401 |
96 |
0 |
0 |
| CDI |
0 |
92 |
19 |
274 |
618 |
921 |
283 |
0 |
| VCDI |
0 |
137 |
14 |
253 |
968 |
3280 |
7899 |
5255 |
|
Date: 2021-02-27:
| 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 |
69723 |
14584 |
143 |
606 |
133 |
5 |
0 |
0 |
| OW |
61 |
658 |
48 |
342 |
182 |
1 |
0 |
0 |
| VODI |
0 |
430 |
68 |
391 |
416 |
21 |
0 |
0 |
| ODI |
0 |
167 |
27 |
340 |
488 |
95 |
6 |
0 |
| CDI |
0 |
75 |
18 |
194 |
836 |
551 |
80 |
0 |
| VCDI |
0 |
153 |
13 |
227 |
911 |
3798 |
7376 |
5933 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69723 |
14678 |
145 |
596 |
115 |
5 |
0 |
0 |
| OW |
61 |
592 |
51 |
347 |
173 |
1 |
0 |
0 |
| VODI |
0 |
413 |
60 |
399 |
408 |
14 |
0 |
0 |
| ODI |
0 |
152 |
31 |
338 |
505 |
84 |
5 |
0 |
| CDI |
0 |
90 |
16 |
173 |
828 |
560 |
77 |
2 |
| VCDI |
0 |
142 |
14 |
247 |
937 |
3807 |
7380 |
5931 |
|
Date: 2021-03-01:
| 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 |
68857 |
15111 |
159 |
637 |
190 |
35 |
0 |
0 |
| OW |
65 |
570 |
80 |
477 |
174 |
0 |
0 |
0 |
| VODI |
0 |
268 |
67 |
582 |
485 |
8 |
0 |
0 |
| ODI |
0 |
69 |
14 |
329 |
742 |
95 |
3 |
0 |
| CDI |
0 |
39 |
1 |
60 |
977 |
836 |
33 |
0 |
| VCDI |
0 |
31 |
5 |
99 |
650 |
3877 |
7766 |
5709 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68861 |
15046 |
179 |
710 |
219 |
33 |
0 |
0 |
| OW |
61 |
482 |
53 |
445 |
204 |
2 |
0 |
0 |
| VODI |
0 |
302 |
56 |
406 |
514 |
19 |
0 |
0 |
| ODI |
0 |
112 |
25 |
304 |
571 |
147 |
0 |
0 |
| CDI |
0 |
65 |
4 |
155 |
802 |
683 |
106 |
0 |
| VCDI |
0 |
81 |
9 |
164 |
908 |
3967 |
7696 |
5709 |
|
Date: 2021-03-03:
| 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 |
68789 |
15201 |
149 |
628 |
185 |
10 |
0 |
0 |
| OW |
62 |
443 |
87 |
539 |
216 |
9 |
0 |
0 |
| VODI |
0 |
139 |
41 |
582 |
488 |
23 |
0 |
0 |
| ODI |
0 |
55 |
7 |
210 |
695 |
86 |
0 |
0 |
| CDI |
0 |
30 |
4 |
106 |
1026 |
684 |
171 |
0 |
| VCDI |
0 |
20 |
5 |
161 |
855 |
3852 |
8641 |
4901 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68788 |
15074 |
147 |
635 |
191 |
8 |
0 |
0 |
| OW |
63 |
419 |
75 |
435 |
199 |
6 |
0 |
0 |
| VODI |
0 |
156 |
44 |
526 |
455 |
38 |
0 |
0 |
| ODI |
0 |
75 |
11 |
235 |
596 |
154 |
0 |
0 |
| CDI |
0 |
64 |
5 |
114 |
906 |
625 |
176 |
0 |
| VCDI |
0 |
100 |
11 |
281 |
1118 |
3833 |
8636 |
4901 |
|
Date: 2021-03-05:
| 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 |
69244 |
14586 |
148 |
553 |
261 |
40 |
1 |
0 |
| OW |
62 |
524 |
86 |
504 |
189 |
20 |
6 |
0 |
| VODI |
0 |
165 |
47 |
593 |
424 |
35 |
10 |
0 |
| ODI |
0 |
49 |
8 |
244 |
636 |
92 |
13 |
0 |
| CDI |
0 |
33 |
8 |
123 |
962 |
777 |
64 |
0 |
| VCDI |
0 |
7 |
8 |
117 |
1295 |
4825 |
7513 |
4828 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69244 |
14267 |
153 |
642 |
298 |
32 |
0 |
0 |
| OW |
62 |
453 |
48 |
380 |
247 |
34 |
2 |
0 |
| VODI |
0 |
271 |
41 |
353 |
457 |
75 |
6 |
0 |
| ODI |
0 |
138 |
17 |
194 |
429 |
188 |
9 |
0 |
| CDI |
0 |
113 |
18 |
160 |
733 |
908 |
77 |
0 |
| VCDI |
0 |
122 |
28 |
405 |
1603 |
4552 |
7513 |
4828 |
|
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