Validation of sea ice concentration - European sector
Bulletin date: 2022-05-26
Data source: OSI SAF N.H. AMSR 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 |
63509 |
19947 |
1711 |
1229 |
546 |
207 |
70 |
0 |
| OW |
54 |
108 |
158 |
400 |
320 |
103 |
27 |
0 |
| VODI |
0 |
98 |
86 |
282 |
371 |
161 |
75 |
0 |
| ODI |
0 |
53 |
74 |
182 |
503 |
308 |
174 |
0 |
| CDI |
0 |
27 |
77 |
245 |
977 |
1544 |
491 |
0 |
| VCDI |
0 |
4 |
70 |
283 |
444 |
2420 |
6475 |
5287 |
|
...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 |
59478 |
21996 |
3594 |
1791 |
695 |
127 |
39 |
0 |
| OW |
53 |
137 |
151 |
365 |
234 |
83 |
41 |
0 |
| VODI |
0 |
120 |
85 |
313 |
312 |
136 |
122 |
0 |
| ODI |
0 |
81 |
58 |
223 |
453 |
195 |
210 |
0 |
| CDI |
0 |
88 |
83 |
263 |
957 |
1562 |
564 |
0 |
| VCDI |
0 |
91 |
99 |
245 |
550 |
2352 |
7424 |
3730 |
|
...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 |
63988 |
19746 |
1889 |
1662 |
504 |
157 |
12 |
0 |
| OW |
61 |
117 |
159 |
447 |
203 |
32 |
19 |
0 |
| VODI |
0 |
66 |
70 |
419 |
442 |
77 |
31 |
0 |
| ODI |
0 |
47 |
59 |
308 |
859 |
338 |
35 |
0 |
| CDI |
0 |
56 |
126 |
389 |
1249 |
1867 |
530 |
0 |
| VCDI |
0 |
6 |
8 |
64 |
427 |
2534 |
7572 |
2525 |
|
...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 |
62977 |
20397 |
2865 |
1600 |
404 |
104 |
34 |
0 |
| OW |
61 |
143 |
179 |
432 |
211 |
36 |
17 |
0 |
| VODI |
0 |
72 |
93 |
436 |
414 |
100 |
37 |
0 |
| ODI |
0 |
99 |
112 |
402 |
756 |
366 |
71 |
0 |
| CDI |
0 |
44 |
128 |
448 |
1020 |
1336 |
380 |
0 |
| VCDI |
0 |
1 |
9 |
224 |
623 |
3721 |
7268 |
1480 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
62977 |
20422 |
2896 |
1689 |
462 |
105 |
32 |
0 |
| OW |
61 |
127 |
148 |
333 |
197 |
41 |
19 |
0 |
| VODI |
0 |
68 |
97 |
426 |
351 |
91 |
32 |
0 |
| ODI |
0 |
91 |
104 |
415 |
756 |
332 |
61 |
0 |
| CDI |
0 |
48 |
126 |
429 |
1024 |
1393 |
402 |
0 |
| VCDI |
0 |
0 |
15 |
250 |
638 |
3701 |
7261 |
1480 |
|
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 |
62088 |
20916 |
3098 |
1985 |
448 |
141 |
21 |
0 |
| OW |
60 |
111 |
210 |
392 |
206 |
62 |
18 |
0 |
| VODI |
0 |
73 |
73 |
425 |
336 |
166 |
64 |
0 |
| ODI |
0 |
101 |
135 |
586 |
587 |
367 |
180 |
0 |
| CDI |
0 |
38 |
120 |
648 |
1026 |
1603 |
772 |
0 |
| VCDI |
0 |
1 |
19 |
187 |
523 |
2596 |
7591 |
1127 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
62088 |
20954 |
3139 |
2052 |
507 |
158 |
17 |
0 |
| OW |
60 |
88 |
165 |
319 |
173 |
67 |
20 |
0 |
| VODI |
0 |
69 |
77 |
410 |
290 |
126 |
53 |
0 |
| ODI |
0 |
93 |
131 |
569 |
593 |
381 |
165 |
0 |
| CDI |
0 |
35 |
122 |
615 |
1053 |
1658 |
865 |
0 |
| VCDI |
0 |
1 |
21 |
258 |
510 |
2545 |
7526 |
1127 |
|
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 |
63151 |
21315 |
2993 |
1724 |
269 |
35 |
0 |
0 |
| OW |
49 |
103 |
196 |
566 |
193 |
45 |
2 |
0 |
| VODI |
0 |
39 |
75 |
647 |
532 |
108 |
7 |
0 |
| ODI |
0 |
13 |
51 |
336 |
916 |
467 |
14 |
0 |
| CDI |
0 |
7 |
53 |
418 |
1136 |
2305 |
720 |
0 |
| VCDI |
0 |
0 |
0 |
24 |
148 |
1606 |
7498 |
1339 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
63149 |
21138 |
2799 |
1587 |
376 |
80 |
1 |
0 |
| OW |
51 |
109 |
156 |
342 |
189 |
75 |
6 |
0 |
| VODI |
0 |
88 |
85 |
409 |
380 |
226 |
14 |
0 |
| ODI |
0 |
90 |
154 |
568 |
646 |
476 |
27 |
0 |
| CDI |
0 |
49 |
169 |
689 |
1359 |
2029 |
1231 |
0 |
| VCDI |
0 |
3 |
5 |
120 |
244 |
1680 |
6962 |
1339 |
|
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 |
64945 |
21063 |
2602 |
1334 |
234 |
7 |
0 |
0 |
| OW |
44 |
129 |
175 |
554 |
202 |
50 |
0 |
0 |
| VODI |
0 |
50 |
106 |
578 |
467 |
191 |
9 |
0 |
| ODI |
0 |
16 |
55 |
379 |
663 |
426 |
38 |
0 |
| CDI |
0 |
7 |
49 |
358 |
962 |
1615 |
1344 |
0 |
| VCDI |
0 |
0 |
10 |
45 |
138 |
1161 |
8239 |
855 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
64943 |
20690 |
2182 |
1089 |
320 |
66 |
1 |
0 |
| OW |
46 |
192 |
217 |
295 |
189 |
98 |
0 |
0 |
| VODI |
0 |
156 |
204 |
499 |
344 |
258 |
31 |
0 |
| ODI |
0 |
150 |
157 |
619 |
478 |
330 |
27 |
0 |
| CDI |
0 |
72 |
215 |
653 |
1142 |
1494 |
1569 |
0 |
| VCDI |
0 |
5 |
22 |
93 |
193 |
1204 |
8002 |
855 |
|
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 |
69394 |
18255 |
1660 |
1202 |
226 |
26 |
1 |
0 |
| OW |
50 |
150 |
208 |
507 |
209 |
55 |
2 |
0 |
| VODI |
0 |
68 |
136 |
484 |
495 |
174 |
43 |
0 |
| ODI |
0 |
19 |
78 |
284 |
591 |
276 |
189 |
0 |
| CDI |
0 |
8 |
107 |
361 |
1171 |
2232 |
531 |
0 |
| VCDI |
0 |
4 |
26 |
43 |
126 |
2021 |
6761 |
927 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69393 |
17638 |
1210 |
973 |
330 |
95 |
1 |
0 |
| OW |
51 |
315 |
183 |
266 |
190 |
80 |
26 |
0 |
| VODI |
0 |
206 |
296 |
522 |
341 |
85 |
223 |
0 |
| ODI |
0 |
151 |
212 |
530 |
475 |
171 |
20 |
0 |
| CDI |
0 |
186 |
261 |
461 |
1260 |
2671 |
835 |
0 |
| VCDI |
0 |
8 |
53 |
129 |
222 |
1682 |
6422 |
927 |
|
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