Validation of sea ice concentration - European sector
Bulletin date: 2022-05-19
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-05-13:
| 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 |
69898 |
14405 |
166 |
1037 |
462 |
43 |
12 |
0 |
| OW |
71 |
255 |
30 |
267 |
679 |
155 |
8 |
0 |
| VODI |
0 |
115 |
14 |
229 |
631 |
114 |
42 |
0 |
| ODI |
0 |
20 |
21 |
169 |
538 |
203 |
91 |
0 |
| CDI |
0 |
12 |
2 |
155 |
1216 |
1235 |
359 |
0 |
| VCDI |
0 |
9 |
3 |
102 |
880 |
3685 |
5651 |
6116 |
|
...date precedes bulletin
|
Date: 2022-05-15:
| 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 |
70886 |
13581 |
164 |
1102 |
612 |
114 |
27 |
0 |
| OW |
70 |
200 |
26 |
282 |
571 |
91 |
14 |
0 |
| VODI |
0 |
121 |
12 |
209 |
511 |
107 |
45 |
0 |
| ODI |
0 |
47 |
19 |
168 |
589 |
178 |
89 |
0 |
| CDI |
0 |
19 |
3 |
200 |
1234 |
1330 |
379 |
0 |
| VCDI |
0 |
83 |
6 |
125 |
1132 |
3023 |
5910 |
5821 |
|
...date precedes bulletin
|
Date: 2022-05-17:
| 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 |
70985 |
13717 |
173 |
1075 |
465 |
125 |
0 |
0 |
| OW |
66 |
123 |
37 |
424 |
414 |
80 |
2 |
0 |
| VODI |
0 |
70 |
11 |
292 |
805 |
72 |
17 |
0 |
| ODI |
0 |
29 |
12 |
147 |
919 |
212 |
41 |
0 |
| CDI |
0 |
37 |
5 |
127 |
1296 |
2078 |
389 |
0 |
| VCDI |
0 |
66 |
5 |
114 |
523 |
2139 |
6013 |
5995 |
|
...date precedes bulletin
|
Date: 2022-05-19:
| 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 |
70880 |
13989 |
162 |
1145 |
633 |
95 |
2 |
0 |
| OW |
64 |
169 |
53 |
434 |
533 |
47 |
3 |
0 |
| VODI |
0 |
123 |
13 |
279 |
553 |
77 |
21 |
0 |
| ODI |
0 |
88 |
6 |
143 |
758 |
253 |
59 |
0 |
| CDI |
0 |
60 |
16 |
209 |
1370 |
1476 |
273 |
0 |
| VCDI |
0 |
112 |
16 |
199 |
492 |
2526 |
6220 |
5549 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70881 |
14017 |
178 |
1197 |
835 |
119 |
2 |
0 |
| OW |
63 |
158 |
36 |
405 |
381 |
26 |
3 |
0 |
| VODI |
0 |
110 |
15 |
247 |
539 |
70 |
19 |
0 |
| ODI |
0 |
85 |
4 |
151 |
652 |
298 |
48 |
0 |
| CDI |
0 |
56 |
17 |
204 |
1393 |
1403 |
276 |
0 |
| VCDI |
0 |
115 |
16 |
205 |
539 |
2558 |
6230 |
5549 |
|
Date: 2022-05-21:
| 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 |
70596 |
14431 |
172 |
1417 |
817 |
44 |
0 |
0 |
| OW |
63 |
184 |
43 |
332 |
373 |
55 |
4 |
0 |
| VODI |
0 |
143 |
17 |
286 |
491 |
138 |
24 |
0 |
| ODI |
0 |
109 |
14 |
156 |
692 |
165 |
132 |
0 |
| CDI |
0 |
104 |
17 |
201 |
1333 |
1492 |
320 |
0 |
| VCDI |
0 |
109 |
17 |
248 |
542 |
2573 |
5507 |
5739 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70596 |
14482 |
176 |
1460 |
972 |
39 |
0 |
0 |
| OW |
63 |
144 |
44 |
313 |
277 |
70 |
4 |
0 |
| VODI |
0 |
125 |
11 |
254 |
468 |
135 |
23 |
0 |
| ODI |
0 |
106 |
13 |
159 |
635 |
168 |
104 |
0 |
| CDI |
0 |
103 |
18 |
214 |
1330 |
1439 |
335 |
0 |
| VCDI |
0 |
120 |
18 |
240 |
566 |
2616 |
5521 |
5739 |
|
Date: 2022-05-23:
| 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 |
70922 |
14584 |
182 |
1391 |
661 |
7 |
0 |
0 |
| OW |
62 |
236 |
57 |
499 |
185 |
25 |
0 |
0 |
| VODI |
0 |
82 |
17 |
481 |
456 |
54 |
1 |
0 |
| ODI |
0 |
56 |
10 |
258 |
1206 |
113 |
15 |
0 |
| CDI |
0 |
137 |
20 |
330 |
1531 |
1910 |
214 |
0 |
| VCDI |
0 |
5 |
1 |
17 |
228 |
2018 |
5928 |
5201 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70922 |
14527 |
204 |
1695 |
848 |
41 |
1 |
0 |
| OW |
62 |
145 |
22 |
286 |
278 |
53 |
3 |
0 |
| VODI |
0 |
125 |
15 |
257 |
421 |
131 |
27 |
0 |
| ODI |
0 |
80 |
13 |
226 |
526 |
216 |
102 |
0 |
| CDI |
0 |
116 |
22 |
258 |
1284 |
1496 |
430 |
0 |
| VCDI |
0 |
107 |
11 |
254 |
910 |
2190 |
5595 |
5201 |
|
Date: 2022-05-25:
| 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 |
71693 |
14456 |
194 |
1337 |
514 |
6 |
0 |
0 |
| OW |
61 |
203 |
56 |
509 |
193 |
21 |
0 |
0 |
| VODI |
0 |
68 |
17 |
546 |
452 |
53 |
4 |
0 |
| ODI |
0 |
123 |
18 |
299 |
1121 |
128 |
17 |
0 |
| CDI |
0 |
108 |
19 |
281 |
1727 |
1474 |
168 |
0 |
| VCDI |
0 |
0 |
1 |
32 |
452 |
2469 |
7972 |
2308 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
71693 |
14241 |
200 |
1540 |
708 |
53 |
2 |
0 |
| OW |
61 |
247 |
31 |
271 |
224 |
45 |
8 |
0 |
| VODI |
0 |
126 |
19 |
362 |
332 |
116 |
30 |
0 |
| ODI |
0 |
84 |
12 |
290 |
605 |
255 |
76 |
0 |
| CDI |
0 |
188 |
27 |
276 |
1603 |
1438 |
348 |
0 |
| VCDI |
0 |
72 |
16 |
265 |
987 |
2244 |
7697 |
2308 |
|
Date: 2022-05-27:
| 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 |
73378 |
13215 |
162 |
1296 |
479 |
12 |
0 |
0 |
| OW |
60 |
282 |
66 |
414 |
240 |
21 |
3 |
0 |
| VODI |
0 |
87 |
27 |
511 |
410 |
73 |
16 |
0 |
| ODI |
0 |
212 |
23 |
516 |
848 |
201 |
58 |
0 |
| CDI |
0 |
73 |
13 |
509 |
1397 |
1301 |
350 |
0 |
| VCDI |
0 |
0 |
2 |
103 |
515 |
3034 |
5538 |
3655 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
73378 |
12830 |
173 |
1518 |
727 |
69 |
6 |
0 |
| OW |
60 |
326 |
20 |
211 |
209 |
62 |
13 |
0 |
| VODI |
0 |
248 |
30 |
240 |
337 |
162 |
77 |
0 |
| ODI |
0 |
155 |
23 |
331 |
473 |
242 |
74 |
0 |
| CDI |
0 |
239 |
33 |
536 |
1277 |
1196 |
755 |
6 |
| VCDI |
0 |
71 |
14 |
513 |
866 |
2911 |
5040 |
3649 |
|
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