Validation of sea ice concentration - European sector
Bulletin date: 2024-05-23
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-05-17:
| 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 |
63105 |
12125 |
72 |
41 |
0 |
0 |
0 |
0 |
| OW |
6 |
1715 |
425 |
383 |
54 |
1 |
0 |
0 |
| VODI |
0 |
241 |
269 |
1452 |
360 |
56 |
3 |
0 |
| ODI |
0 |
25 |
40 |
571 |
1025 |
155 |
16 |
0 |
| CDI |
0 |
10 |
12 |
336 |
1784 |
3432 |
726 |
40 |
| VCDI |
0 |
0 |
0 |
31 |
263 |
1471 |
5761 |
4410 |
|
...date precedes bulletin
|
Date: 2024-05-19:
| 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 |
62985 |
12250 |
98 |
79 |
0 |
0 |
0 |
0 |
| OW |
64 |
1660 |
362 |
445 |
64 |
2 |
0 |
0 |
| VODI |
2 |
285 |
286 |
1277 |
341 |
70 |
0 |
0 |
| ODI |
1 |
50 |
76 |
506 |
982 |
137 |
30 |
0 |
| CDI |
4 |
2 |
15 |
423 |
2135 |
3967 |
703 |
40 |
| VCDI |
0 |
0 |
0 |
59 |
242 |
1190 |
4573 |
5011 |
|
...date precedes bulletin
|
Date: 2024-05-21:
| 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 |
63418 |
12729 |
94 |
19 |
0 |
0 |
0 |
0 |
| OW |
16 |
1356 |
610 |
490 |
6 |
0 |
0 |
0 |
| VODI |
3 |
31 |
123 |
1630 |
351 |
14 |
2 |
0 |
| ODI |
2 |
0 |
5 |
351 |
1454 |
108 |
4 |
0 |
| CDI |
0 |
0 |
0 |
125 |
1641 |
4657 |
375 |
0 |
| VCDI |
0 |
0 |
0 |
12 |
148 |
1022 |
5126 |
4494 |
|
...date precedes bulletin
|
Date: 2024-05-23:
| 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 |
63637 |
12572 |
108 |
43 |
0 |
0 |
0 |
0 |
| OW |
20 |
1352 |
503 |
532 |
20 |
4 |
0 |
0 |
| VODI |
2 |
88 |
157 |
1341 |
364 |
45 |
0 |
0 |
| ODI |
2 |
6 |
6 |
540 |
1191 |
136 |
5 |
0 |
| CDI |
0 |
0 |
1 |
175 |
1933 |
4353 |
717 |
0 |
| VCDI |
0 |
0 |
0 |
32 |
296 |
1534 |
3237 |
5464 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
63641 |
12648 |
144 |
75 |
0 |
0 |
0 |
0 |
| OW |
15 |
1255 |
451 |
506 |
22 |
4 |
0 |
0 |
| VODI |
2 |
109 |
169 |
1246 |
344 |
40 |
0 |
0 |
| ODI |
2 |
6 |
10 |
558 |
1127 |
145 |
6 |
0 |
| CDI |
1 |
0 |
1 |
251 |
2064 |
4454 |
788 |
0 |
| VCDI |
0 |
0 |
0 |
27 |
247 |
1429 |
3165 |
5464 |
|
Date: 2024-05-25:
| 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 |
63491 |
12617 |
128 |
90 |
9 |
0 |
0 |
0 |
| OW |
9 |
1348 |
378 |
628 |
51 |
5 |
0 |
0 |
| VODI |
2 |
136 |
162 |
1205 |
474 |
25 |
0 |
0 |
| ODI |
1 |
13 |
28 |
597 |
1188 |
173 |
1 |
0 |
| CDI |
0 |
0 |
3 |
291 |
2023 |
4654 |
401 |
0 |
| VCDI |
0 |
0 |
0 |
34 |
294 |
1593 |
3108 |
5256 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
63485 |
12743 |
163 |
118 |
9 |
0 |
0 |
0 |
| OW |
14 |
1207 |
336 |
571 |
65 |
7 |
0 |
0 |
| VODI |
2 |
144 |
164 |
1144 |
466 |
24 |
0 |
0 |
| ODI |
2 |
19 |
26 |
606 |
1091 |
128 |
2 |
0 |
| CDI |
0 |
1 |
10 |
369 |
2143 |
4675 |
460 |
0 |
| VCDI |
0 |
0 |
0 |
37 |
265 |
1616 |
3048 |
5256 |
|
Date: 2024-05-27:
| 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 |
63781 |
12957 |
106 |
90 |
5 |
0 |
0 |
0 |
| OW |
0 |
1006 |
531 |
412 |
36 |
2 |
0 |
0 |
| VODI |
0 |
39 |
88 |
1919 |
445 |
18 |
0 |
0 |
| ODI |
0 |
9 |
6 |
440 |
1690 |
122 |
0 |
0 |
| CDI |
0 |
1 |
2 |
95 |
1753 |
5179 |
283 |
0 |
| VCDI |
0 |
0 |
0 |
3 |
161 |
971 |
3680 |
4586 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
63773 |
12329 |
114 |
98 |
5 |
0 |
0 |
0 |
| OW |
4 |
1387 |
323 |
379 |
64 |
6 |
0 |
0 |
| VODI |
3 |
213 |
223 |
1240 |
439 |
43 |
0 |
0 |
| ODI |
1 |
60 |
44 |
744 |
1059 |
149 |
5 |
0 |
| CDI |
0 |
23 |
29 |
486 |
2210 |
4234 |
843 |
14 |
| VCDI |
0 |
0 |
0 |
12 |
313 |
1860 |
3115 |
4572 |
|
Date: 2024-05-29:
| 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 |
63774 |
12665 |
127 |
105 |
2 |
0 |
0 |
0 |
| OW |
1 |
1273 |
382 |
446 |
78 |
0 |
0 |
0 |
| VODI |
0 |
164 |
225 |
1769 |
458 |
31 |
0 |
0 |
| ODI |
0 |
26 |
18 |
499 |
1757 |
238 |
4 |
0 |
| CDI |
0 |
4 |
5 |
197 |
1867 |
4532 |
692 |
0 |
| VCDI |
0 |
0 |
0 |
2 |
230 |
1031 |
3656 |
4158 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
63770 |
12268 |
166 |
106 |
2 |
0 |
0 |
0 |
| OW |
3 |
1320 |
251 |
528 |
73 |
3 |
0 |
0 |
| VODI |
1 |
331 |
198 |
1199 |
460 |
48 |
2 |
0 |
| ODI |
1 |
119 |
76 |
624 |
1225 |
204 |
21 |
0 |
| CDI |
0 |
91 |
63 |
537 |
2231 |
4053 |
945 |
31 |
| VCDI |
0 |
3 |
3 |
24 |
401 |
1524 |
3384 |
4127 |
|
Date: 2024-05-31:
| 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 |
64197 |
12033 |
113 |
95 |
1 |
0 |
0 |
0 |
| OW |
1 |
1469 |
378 |
462 |
80 |
0 |
0 |
0 |
| VODI |
0 |
276 |
257 |
1777 |
451 |
43 |
0 |
0 |
| ODI |
0 |
26 |
45 |
706 |
1776 |
345 |
2 |
0 |
| CDI |
0 |
1 |
2 |
323 |
1916 |
3934 |
707 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
267 |
1374 |
5077 |
2282 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
64194 |
11843 |
192 |
215 |
8 |
0 |
0 |
0 |
| OW |
2 |
1264 |
272 |
562 |
97 |
3 |
0 |
0 |
| VODI |
2 |
370 |
160 |
1200 |
397 |
45 |
1 |
0 |
| ODI |
0 |
209 |
83 |
652 |
1155 |
218 |
35 |
0 |
| CDI |
0 |
111 |
78 |
681 |
2329 |
3351 |
842 |
69 |
| VCDI |
0 |
8 |
10 |
53 |
505 |
2079 |
4908 |
2213 |
|
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