Validation of sea ice concentration - European sector
Bulletin date: 2024-02-29
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-02-23:
| 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 |
66003 |
16551 |
463 |
653 |
387 |
99 |
82 |
0 |
| OW |
53 |
482 |
138 |
337 |
216 |
85 |
26 |
0 |
| VODI |
0 |
254 |
90 |
337 |
411 |
191 |
72 |
0 |
| ODI |
0 |
140 |
49 |
177 |
423 |
312 |
143 |
0 |
| CDI |
0 |
88 |
47 |
164 |
470 |
542 |
327 |
0 |
| VCDI |
0 |
82 |
46 |
160 |
581 |
3826 |
10264 |
4329 |
|
...date precedes bulletin
|
Date: 2024-02-25:
| 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 |
66473 |
16352 |
329 |
573 |
257 |
134 |
73 |
0 |
| OW |
53 |
605 |
148 |
256 |
160 |
104 |
30 |
0 |
| VODI |
0 |
408 |
138 |
384 |
230 |
178 |
70 |
0 |
| ODI |
0 |
184 |
90 |
319 |
288 |
251 |
132 |
0 |
| CDI |
0 |
139 |
51 |
206 |
315 |
446 |
349 |
0 |
| VCDI |
0 |
122 |
60 |
238 |
723 |
3994 |
9733 |
4505 |
|
...date precedes bulletin
|
Date: 2024-02-27:
| 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 |
65371 |
16924 |
450 |
671 |
414 |
191 |
79 |
0 |
| OW |
52 |
464 |
185 |
400 |
243 |
86 |
5 |
0 |
| VODI |
0 |
229 |
103 |
436 |
519 |
203 |
32 |
0 |
| ODI |
0 |
57 |
54 |
219 |
550 |
301 |
109 |
0 |
| CDI |
0 |
47 |
22 |
128 |
467 |
799 |
348 |
0 |
| VCDI |
0 |
41 |
20 |
78 |
440 |
3240 |
10315 |
4808 |
|
...date precedes bulletin
|
Date: 2024-02-29:
| 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 |
65977 |
16663 |
341 |
648 |
261 |
226 |
58 |
0 |
| OW |
52 |
863 |
136 |
366 |
156 |
66 |
12 |
0 |
| VODI |
0 |
454 |
133 |
402 |
325 |
141 |
58 |
0 |
| ODI |
0 |
183 |
65 |
211 |
491 |
205 |
99 |
0 |
| CDI |
0 |
111 |
42 |
132 |
423 |
363 |
317 |
0 |
| VCDI |
0 |
79 |
57 |
253 |
902 |
3413 |
8740 |
5676 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
65977 |
16767 |
357 |
716 |
286 |
229 |
56 |
0 |
| OW |
52 |
839 |
134 |
333 |
139 |
63 |
18 |
0 |
| VODI |
0 |
399 |
126 |
388 |
343 |
142 |
55 |
0 |
| ODI |
0 |
165 |
58 |
183 |
522 |
194 |
88 |
0 |
| CDI |
0 |
103 |
40 |
132 |
370 |
353 |
304 |
0 |
| VCDI |
0 |
80 |
59 |
260 |
898 |
3433 |
8763 |
5676 |
|
Date: 2024-03-02:
| 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 |
66566 |
16067 |
403 |
565 |
224 |
149 |
40 |
0 |
| OW |
52 |
682 |
100 |
359 |
174 |
81 |
10 |
0 |
| VODI |
0 |
454 |
175 |
433 |
329 |
149 |
61 |
0 |
| ODI |
0 |
162 |
62 |
326 |
439 |
225 |
104 |
0 |
| CDI |
0 |
97 |
44 |
183 |
523 |
534 |
320 |
0 |
| VCDI |
0 |
44 |
39 |
281 |
828 |
3788 |
10235 |
3793 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66566 |
16053 |
407 |
614 |
227 |
155 |
42 |
0 |
| OW |
52 |
716 |
107 |
339 |
181 |
78 |
12 |
0 |
| VODI |
0 |
449 |
154 |
452 |
371 |
151 |
65 |
0 |
| ODI |
0 |
143 |
83 |
283 |
463 |
241 |
97 |
0 |
| CDI |
0 |
95 |
34 |
186 |
452 |
507 |
287 |
0 |
| VCDI |
0 |
50 |
38 |
273 |
823 |
3794 |
10267 |
3793 |
|
Date: 2024-03-04:
| 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 |
65235 |
17077 |
463 |
678 |
288 |
133 |
81 |
0 |
| OW |
52 |
600 |
206 |
394 |
217 |
66 |
3 |
0 |
| VODI |
0 |
164 |
149 |
583 |
514 |
185 |
16 |
0 |
| ODI |
0 |
30 |
41 |
254 |
714 |
378 |
70 |
0 |
| CDI |
0 |
9 |
23 |
186 |
627 |
1114 |
330 |
0 |
| VCDI |
0 |
13 |
9 |
64 |
441 |
3550 |
10091 |
4052 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
65235 |
16753 |
448 |
782 |
409 |
171 |
81 |
0 |
| OW |
52 |
565 |
154 |
319 |
287 |
120 |
6 |
0 |
| VODI |
0 |
356 |
127 |
399 |
450 |
230 |
47 |
0 |
| ODI |
0 |
124 |
68 |
209 |
514 |
306 |
66 |
0 |
| CDI |
0 |
58 |
47 |
216 |
444 |
663 |
223 |
0 |
| VCDI |
0 |
37 |
47 |
234 |
697 |
3936 |
10168 |
4052 |
|
Date: 2024-03-06:
| 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 |
65759 |
16882 |
426 |
716 |
293 |
152 |
47 |
0 |
| OW |
52 |
447 |
174 |
372 |
211 |
125 |
9 |
0 |
| VODI |
0 |
178 |
135 |
501 |
462 |
261 |
23 |
0 |
| ODI |
0 |
56 |
39 |
281 |
373 |
427 |
68 |
0 |
| CDI |
0 |
23 |
29 |
233 |
604 |
1244 |
339 |
0 |
| VCDI |
0 |
16 |
22 |
60 |
314 |
3686 |
9625 |
4436 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
65758 |
16335 |
407 |
843 |
403 |
215 |
52 |
0 |
| OW |
53 |
599 |
130 |
232 |
252 |
153 |
16 |
0 |
| VODI |
0 |
354 |
112 |
353 |
318 |
276 |
45 |
0 |
| ODI |
0 |
144 |
63 |
273 |
297 |
394 |
72 |
0 |
| CDI |
0 |
113 |
68 |
250 |
494 |
1118 |
277 |
0 |
| VCDI |
0 |
57 |
45 |
212 |
493 |
3739 |
9649 |
4436 |
|
Date: 2024-03-08:
| 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 |
65416 |
16940 |
471 |
832 |
402 |
142 |
55 |
0 |
| OW |
52 |
419 |
139 |
337 |
239 |
153 |
15 |
0 |
| VODI |
0 |
165 |
98 |
392 |
565 |
243 |
38 |
0 |
| ODI |
0 |
68 |
31 |
178 |
484 |
500 |
69 |
0 |
| CDI |
0 |
33 |
43 |
191 |
581 |
1390 |
485 |
0 |
| VCDI |
0 |
25 |
16 |
79 |
325 |
3002 |
10331 |
4156 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
65415 |
16536 |
428 |
881 |
525 |
217 |
57 |
0 |
| OW |
53 |
558 |
116 |
281 |
291 |
149 |
31 |
0 |
| VODI |
0 |
275 |
104 |
261 |
426 |
321 |
37 |
0 |
| ODI |
0 |
128 |
53 |
145 |
306 |
475 |
103 |
0 |
| CDI |
0 |
92 |
61 |
248 |
425 |
1036 |
370 |
0 |
| VCDI |
0 |
61 |
36 |
193 |
623 |
3232 |
10395 |
4156 |
|
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