Validation of sea ice concentration - European sector
Bulletin date: 2021-01-21
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2021-01-15:
| 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 |
74066 |
13599 |
167 |
802 |
536 |
3 |
0 |
0 |
| OW |
71 |
338 |
63 |
458 |
415 |
7 |
0 |
0 |
| VODI |
0 |
170 |
21 |
326 |
661 |
43 |
0 |
0 |
| ODI |
0 |
81 |
16 |
160 |
625 |
145 |
1 |
0 |
| CDI |
0 |
31 |
13 |
170 |
510 |
574 |
28 |
0 |
| VCDI |
0 |
0 |
1 |
86 |
701 |
2893 |
6648 |
4671 |
|
...date precedes bulletin
|
Date: 2021-01-17:
| 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 |
73757 |
13668 |
123 |
596 |
474 |
16 |
0 |
0 |
| OW |
71 |
480 |
56 |
475 |
300 |
21 |
0 |
0 |
| VODI |
0 |
228 |
34 |
413 |
534 |
63 |
2 |
0 |
| ODI |
0 |
90 |
19 |
260 |
493 |
128 |
21 |
0 |
| CDI |
0 |
50 |
17 |
216 |
822 |
432 |
45 |
0 |
| VCDI |
0 |
0 |
0 |
89 |
1139 |
3365 |
8027 |
2576 |
|
...date precedes bulletin
|
Date: 2021-01-19:
| 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 |
74470 |
13338 |
95 |
387 |
300 |
16 |
0 |
0 |
| OW |
71 |
716 |
83 |
327 |
168 |
17 |
0 |
0 |
| VODI |
0 |
199 |
65 |
594 |
409 |
26 |
0 |
0 |
| ODI |
0 |
51 |
19 |
316 |
481 |
82 |
3 |
0 |
| CDI |
0 |
23 |
15 |
207 |
828 |
369 |
59 |
0 |
| VCDI |
0 |
0 |
0 |
78 |
1232 |
2976 |
7535 |
3545 |
|
...date precedes bulletin
|
Date: 2021-01-21:
| 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 |
73381 |
14131 |
99 |
378 |
256 |
34 |
0 |
0 |
| OW |
73 |
776 |
66 |
371 |
139 |
64 |
0 |
0 |
| VODI |
0 |
252 |
80 |
472 |
369 |
105 |
0 |
0 |
| ODI |
0 |
33 |
23 |
356 |
352 |
183 |
8 |
0 |
| CDI |
0 |
5 |
5 |
246 |
544 |
344 |
166 |
0 |
| VCDI |
0 |
0 |
0 |
66 |
1117 |
3326 |
8015 |
3265 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
73381 |
14200 |
105 |
418 |
255 |
34 |
0 |
0 |
| OW |
73 |
675 |
61 |
339 |
145 |
49 |
0 |
0 |
| VODI |
0 |
291 |
79 |
484 |
385 |
125 |
0 |
0 |
| ODI |
0 |
26 |
24 |
342 |
368 |
191 |
1 |
0 |
| CDI |
0 |
5 |
4 |
244 |
566 |
340 |
152 |
0 |
| VCDI |
0 |
0 |
0 |
62 |
1058 |
3317 |
8036 |
3265 |
|
Date: 2021-01-23:
| 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 |
73177 |
13809 |
124 |
472 |
234 |
40 |
0 |
0 |
| OW |
73 |
797 |
68 |
331 |
217 |
49 |
0 |
0 |
| VODI |
0 |
295 |
52 |
482 |
387 |
125 |
0 |
0 |
| ODI |
0 |
69 |
36 |
304 |
322 |
266 |
22 |
0 |
| CDI |
0 |
4 |
11 |
279 |
500 |
347 |
244 |
0 |
| VCDI |
0 |
0 |
0 |
95 |
1123 |
3150 |
7284 |
4312 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
73177 |
13980 |
128 |
506 |
229 |
48 |
0 |
0 |
| OW |
73 |
598 |
58 |
366 |
214 |
35 |
0 |
0 |
| VODI |
0 |
319 |
59 |
440 |
436 |
148 |
0 |
0 |
| ODI |
0 |
72 |
36 |
304 |
335 |
266 |
15 |
0 |
| CDI |
0 |
5 |
10 |
246 |
506 |
309 |
241 |
0 |
| VCDI |
0 |
0 |
0 |
101 |
1063 |
3171 |
7294 |
4312 |
|
Date: 2021-01-25:
| 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 |
73663 |
13766 |
136 |
479 |
93 |
0 |
0 |
0 |
| OW |
83 |
485 |
54 |
390 |
133 |
7 |
0 |
0 |
| VODI |
6 |
264 |
48 |
483 |
409 |
28 |
0 |
0 |
| ODI |
2 |
37 |
20 |
273 |
648 |
99 |
4 |
0 |
| CDI |
0 |
6 |
4 |
128 |
575 |
555 |
39 |
0 |
| VCDI |
0 |
0 |
1 |
82 |
836 |
3782 |
7984 |
3498 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
73664 |
13452 |
138 |
527 |
154 |
9 |
0 |
0 |
| OW |
82 |
561 |
33 |
301 |
217 |
39 |
0 |
0 |
| VODI |
6 |
360 |
38 |
285 |
365 |
107 |
0 |
0 |
| ODI |
2 |
129 |
33 |
251 |
351 |
196 |
1 |
0 |
| CDI |
0 |
41 |
16 |
263 |
391 |
320 |
96 |
0 |
| VCDI |
0 |
15 |
5 |
208 |
1216 |
3800 |
7930 |
3498 |
|
Date: 2021-01-27:
| 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 |
73305 |
13606 |
133 |
507 |
153 |
10 |
0 |
0 |
| OW |
75 |
492 |
44 |
315 |
189 |
25 |
0 |
0 |
| VODI |
0 |
266 |
62 |
298 |
367 |
65 |
0 |
0 |
| ODI |
0 |
68 |
26 |
253 |
465 |
149 |
0 |
0 |
| CDI |
0 |
27 |
7 |
170 |
608 |
323 |
8 |
3 |
| VCDI |
0 |
15 |
6 |
115 |
897 |
4107 |
7942 |
3999 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
73298 |
13216 |
128 |
508 |
216 |
39 |
0 |
0 |
| OW |
82 |
644 |
34 |
299 |
207 |
77 |
0 |
0 |
| VODI |
0 |
364 |
46 |
271 |
347 |
159 |
0 |
0 |
| ODI |
0 |
137 |
34 |
207 |
323 |
161 |
0 |
0 |
| CDI |
0 |
76 |
21 |
186 |
512 |
395 |
35 |
0 |
| VCDI |
0 |
37 |
15 |
187 |
1074 |
3848 |
7915 |
4002 |
|
Date: 2021-01-29:
| 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 |
72255 |
14339 |
131 |
468 |
126 |
6 |
0 |
0 |
| OW |
76 |
620 |
48 |
307 |
177 |
22 |
0 |
0 |
| VODI |
0 |
322 |
54 |
300 |
371 |
48 |
0 |
0 |
| ODI |
0 |
109 |
26 |
242 |
360 |
93 |
0 |
0 |
| CDI |
0 |
44 |
10 |
203 |
601 |
235 |
33 |
0 |
| VCDI |
0 |
43 |
8 |
127 |
1099 |
3864 |
9190 |
3143 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
72255 |
13875 |
118 |
508 |
193 |
43 |
0 |
0 |
| OW |
76 |
734 |
40 |
235 |
218 |
41 |
0 |
0 |
| VODI |
0 |
411 |
37 |
238 |
436 |
83 |
0 |
0 |
| ODI |
0 |
242 |
21 |
159 |
348 |
159 |
1 |
0 |
| CDI |
0 |
170 |
52 |
290 |
396 |
336 |
99 |
0 |
| VCDI |
0 |
45 |
9 |
217 |
1143 |
3606 |
9123 |
3143 |
|
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