Validation of sea ice concentration - European sector
Bulletin date: 2022-05-26
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-05-20:
| 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 |
70507 |
14498 |
188 |
1220 |
702 |
103 |
1 |
0 |
| OW |
63 |
164 |
49 |
383 |
462 |
46 |
3 |
0 |
| VODI |
0 |
130 |
12 |
253 |
543 |
112 |
23 |
0 |
| ODI |
0 |
102 |
10 |
154 |
712 |
243 |
73 |
0 |
| CDI |
0 |
78 |
15 |
176 |
1316 |
1489 |
287 |
0 |
| VCDI |
0 |
95 |
14 |
178 |
487 |
2673 |
5977 |
5559 |
|
...date precedes bulletin
|
Date: 2022-05-22:
| 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 |
70895 |
14406 |
182 |
1415 |
791 |
31 |
0 |
0 |
| OW |
62 |
230 |
37 |
367 |
303 |
58 |
7 |
0 |
| VODI |
0 |
155 |
18 |
319 |
415 |
150 |
31 |
0 |
| ODI |
0 |
109 |
13 |
209 |
588 |
137 |
164 |
0 |
| CDI |
0 |
107 |
22 |
250 |
1158 |
1594 |
386 |
0 |
| VCDI |
0 |
126 |
16 |
249 |
707 |
2213 |
5261 |
5919 |
|
...date precedes bulletin
|
Date: 2022-05-24:
| 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 |
71359 |
14438 |
192 |
1365 |
591 |
13 |
0 |
0 |
| OW |
61 |
180 |
52 |
522 |
197 |
26 |
0 |
0 |
| VODI |
0 |
76 |
12 |
427 |
542 |
40 |
8 |
0 |
| ODI |
0 |
70 |
12 |
289 |
1131 |
128 |
16 |
0 |
| CDI |
0 |
141 |
23 |
277 |
1720 |
1729 |
327 |
0 |
| VCDI |
0 |
4 |
2 |
34 |
340 |
2970 |
5639 |
4147 |
|
...date precedes bulletin
|
Date: 2022-05-26:
| 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 |
72026 |
14394 |
186 |
1311 |
458 |
6 |
0 |
0 |
| OW |
61 |
241 |
58 |
494 |
203 |
22 |
0 |
0 |
| VODI |
0 |
72 |
23 |
548 |
450 |
48 |
11 |
0 |
| ODI |
0 |
186 |
23 |
416 |
985 |
166 |
30 |
0 |
| CDI |
0 |
83 |
16 |
443 |
1386 |
1209 |
219 |
0 |
| VCDI |
0 |
1 |
2 |
113 |
666 |
3721 |
7003 |
1820 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
72026 |
14439 |
190 |
1419 |
503 |
6 |
0 |
0 |
| OW |
61 |
205 |
53 |
373 |
214 |
20 |
0 |
0 |
| VODI |
0 |
71 |
24 |
532 |
382 |
49 |
7 |
0 |
| ODI |
0 |
176 |
23 |
432 |
967 |
134 |
27 |
0 |
| CDI |
0 |
85 |
16 |
442 |
1395 |
1244 |
240 |
0 |
| VCDI |
0 |
1 |
2 |
127 |
687 |
3719 |
6989 |
1820 |
|
Date: 2022-05-28:
| 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 |
73248 |
13490 |
146 |
1265 |
518 |
30 |
0 |
0 |
| OW |
60 |
292 |
59 |
379 |
222 |
44 |
3 |
0 |
| VODI |
0 |
108 |
17 |
475 |
398 |
118 |
21 |
0 |
| ODI |
0 |
233 |
28 |
590 |
772 |
206 |
127 |
0 |
| CDI |
0 |
92 |
13 |
541 |
1537 |
1624 |
400 |
0 |
| VCDI |
0 |
1 |
2 |
92 |
528 |
2622 |
6427 |
2372 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
73248 |
13573 |
156 |
1323 |
577 |
38 |
0 |
0 |
| OW |
60 |
224 |
48 |
312 |
196 |
49 |
3 |
0 |
| VODI |
0 |
101 |
20 |
458 |
344 |
87 |
15 |
0 |
| ODI |
0 |
225 |
26 |
589 |
764 |
211 |
117 |
0 |
| CDI |
0 |
89 |
13 |
498 |
1568 |
1705 |
475 |
0 |
| VCDI |
0 |
4 |
2 |
162 |
526 |
2554 |
6368 |
2372 |
|
Date: 2022-05-30:
| 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 |
73919 |
14023 |
200 |
1090 |
253 |
2 |
0 |
0 |
| OW |
56 |
231 |
73 |
639 |
143 |
12 |
0 |
0 |
| VODI |
0 |
82 |
20 |
772 |
508 |
26 |
0 |
0 |
| ODI |
0 |
46 |
7 |
269 |
1317 |
158 |
0 |
0 |
| CDI |
0 |
36 |
9 |
268 |
1392 |
2647 |
287 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
99 |
1525 |
5499 |
3492 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
73917 |
13428 |
181 |
1199 |
391 |
14 |
0 |
0 |
| OW |
58 |
285 |
39 |
309 |
206 |
31 |
0 |
0 |
| VODI |
0 |
153 |
35 |
476 |
427 |
110 |
1 |
0 |
| ODI |
0 |
285 |
30 |
516 |
793 |
330 |
7 |
0 |
| CDI |
0 |
263 |
19 |
477 |
1662 |
2268 |
837 |
0 |
| VCDI |
0 |
4 |
5 |
61 |
233 |
1617 |
4941 |
3492 |
|
Date: 2022-06-01:
| 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 |
75553 |
13329 |
194 |
919 |
190 |
0 |
0 |
0 |
| OW |
52 |
287 |
66 |
606 |
133 |
10 |
0 |
0 |
| VODI |
0 |
109 |
30 |
649 |
550 |
63 |
0 |
0 |
| ODI |
0 |
57 |
8 |
348 |
934 |
220 |
10 |
0 |
| CDI |
0 |
30 |
11 |
208 |
1391 |
1875 |
820 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
125 |
1081 |
5450 |
3791 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
75551 |
12371 |
154 |
870 |
332 |
13 |
0 |
0 |
| OW |
54 |
418 |
39 |
284 |
198 |
44 |
0 |
0 |
| VODI |
0 |
383 |
59 |
512 |
361 |
169 |
8 |
0 |
| ODI |
0 |
334 |
31 |
573 |
628 |
190 |
5 |
0 |
| CDI |
0 |
306 |
26 |
443 |
1592 |
1742 |
1036 |
0 |
| VCDI |
0 |
0 |
0 |
49 |
212 |
1091 |
5231 |
3791 |
|
Date: 2022-06-03:
| 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 |
76260 |
13211 |
188 |
912 |
184 |
9 |
0 |
0 |
| OW |
50 |
411 |
46 |
475 |
173 |
26 |
0 |
0 |
| VODI |
0 |
147 |
28 |
557 |
556 |
106 |
6 |
0 |
| ODI |
0 |
53 |
14 |
292 |
808 |
122 |
148 |
0 |
| CDI |
0 |
65 |
16 |
217 |
1597 |
2304 |
211 |
0 |
| VCDI |
0 |
1 |
1 |
27 |
149 |
1939 |
5388 |
2403 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
76259 |
11958 |
153 |
884 |
343 |
43 |
0 |
0 |
| OW |
51 |
522 |
30 |
260 |
175 |
64 |
9 |
0 |
| VODI |
0 |
620 |
51 |
442 |
291 |
110 |
159 |
0 |
| ODI |
0 |
402 |
27 |
474 |
601 |
39 |
16 |
0 |
| CDI |
0 |
361 |
22 |
339 |
1799 |
2658 |
495 |
0 |
| VCDI |
0 |
25 |
10 |
81 |
258 |
1592 |
5074 |
2403 |
|
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