Validation of sea ice concentration - American sector
Bulletin date: 2017-12-14
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2017-12-08:
| 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 |
215 |
3524 |
59 |
338 |
110 |
9 |
0 |
0 |
| OW |
0 |
626 |
32 |
367 |
304 |
107 |
0 |
0 |
| VODI |
0 |
68 |
22 |
327 |
413 |
385 |
1 |
0 |
| ODI |
0 |
2 |
0 |
46 |
364 |
752 |
83 |
0 |
| CDI |
0 |
0 |
0 |
50 |
331 |
1227 |
138 |
0 |
| VCDI |
0 |
0 |
0 |
17 |
361 |
4150 |
9486 |
21952 |
|
...date precedes bulletin
|
Date: 2017-12-10:
| 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 |
0 |
1867 |
70 |
696 |
120 |
2 |
0 |
0 |
| OW |
0 |
473 |
31 |
477 |
441 |
233 |
0 |
0 |
| VODI |
0 |
135 |
18 |
281 |
487 |
420 |
40 |
0 |
| ODI |
0 |
0 |
0 |
61 |
336 |
338 |
160 |
0 |
| CDI |
0 |
0 |
0 |
5 |
156 |
816 |
478 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
222 |
3165 |
11961 |
22377 |
|
...date precedes bulletin
|
Date: 2017-12-12:
| 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 |
0 |
1411 |
72 |
656 |
178 |
0 |
0 |
0 |
| OW |
0 |
84 |
21 |
320 |
551 |
34 |
0 |
0 |
| VODI |
0 |
1 |
0 |
78 |
651 |
170 |
0 |
0 |
| ODI |
0 |
0 |
0 |
4 |
435 |
510 |
61 |
0 |
| CDI |
0 |
0 |
0 |
31 |
323 |
1042 |
393 |
6 |
| VCDI |
0 |
0 |
0 |
0 |
182 |
3878 |
12139 |
22635 |
|
...date precedes bulletin
|
Date: 2017-12-14:
| 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 |
0 |
913 |
24 |
277 |
204 |
31 |
0 |
0 |
| OW |
0 |
299 |
26 |
346 |
395 |
40 |
0 |
0 |
| VODI |
0 |
45 |
15 |
232 |
614 |
170 |
0 |
0 |
| ODI |
0 |
10 |
1 |
53 |
460 |
318 |
41 |
0 |
| CDI |
0 |
18 |
6 |
40 |
371 |
518 |
255 |
0 |
| VCDI |
0 |
0 |
0 |
48 |
386 |
4155 |
11666 |
23889 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
927 |
32 |
356 |
283 |
48 |
0 |
0 |
| OW |
0 |
275 |
20 |
297 |
373 |
41 |
0 |
0 |
| VODI |
0 |
55 |
13 |
187 |
539 |
162 |
1 |
0 |
| ODI |
0 |
14 |
2 |
72 |
434 |
315 |
114 |
0 |
| CDI |
0 |
14 |
5 |
35 |
346 |
483 |
187 |
4 |
| VCDI |
0 |
0 |
0 |
49 |
455 |
4183 |
11660 |
23885 |
|
Date: 2017-12-16:
| 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 |
0 |
826 |
26 |
121 |
9 |
60 |
0 |
0 |
| OW |
0 |
242 |
21 |
317 |
172 |
166 |
0 |
0 |
| VODI |
0 |
63 |
8 |
261 |
580 |
212 |
2 |
0 |
| ODI |
0 |
3 |
3 |
88 |
428 |
264 |
35 |
0 |
| CDI |
0 |
0 |
0 |
70 |
388 |
612 |
103 |
13 |
| VCDI |
0 |
0 |
0 |
5 |
388 |
5105 |
12866 |
22409 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
906 |
32 |
184 |
49 |
120 |
0 |
0 |
| OW |
0 |
166 |
13 |
261 |
219 |
158 |
1 |
0 |
| VODI |
0 |
60 |
10 |
249 |
457 |
185 |
12 |
0 |
| ODI |
0 |
2 |
3 |
119 |
421 |
280 |
59 |
0 |
| CDI |
0 |
0 |
0 |
46 |
422 |
447 |
71 |
10 |
| VCDI |
0 |
0 |
0 |
3 |
397 |
5229 |
12863 |
22412 |
|
Date: 2017-12-18:
| 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 |
0 |
178 |
19 |
147 |
79 |
0 |
0 |
0 |
| OW |
0 |
235 |
20 |
219 |
131 |
20 |
0 |
0 |
| VODI |
0 |
132 |
7 |
173 |
495 |
306 |
0 |
0 |
| ODI |
0 |
2 |
2 |
51 |
365 |
862 |
32 |
0 |
| CDI |
0 |
0 |
0 |
11 |
238 |
795 |
441 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
153 |
2848 |
13523 |
24382 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
233 |
22 |
229 |
103 |
20 |
0 |
0 |
| OW |
0 |
233 |
15 |
132 |
138 |
112 |
0 |
0 |
| VODI |
0 |
79 |
9 |
130 |
429 |
426 |
7 |
0 |
| ODI |
0 |
2 |
2 |
66 |
231 |
453 |
134 |
0 |
| CDI |
0 |
0 |
0 |
40 |
216 |
522 |
273 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
344 |
3298 |
13582 |
24382 |
|
Date: 2017-12-20:
| 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 |
0 |
342 |
22 |
65 |
30 |
0 |
0 |
0 |
| OW |
0 |
157 |
8 |
111 |
79 |
12 |
0 |
0 |
| VODI |
0 |
50 |
20 |
314 |
319 |
69 |
0 |
0 |
| ODI |
0 |
26 |
2 |
173 |
432 |
400 |
52 |
0 |
| CDI |
0 |
14 |
3 |
72 |
186 |
894 |
186 |
5 |
| VCDI |
0 |
0 |
0 |
36 |
223 |
2762 |
13069 |
25733 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
341 |
24 |
80 |
33 |
0 |
0 |
0 |
| OW |
0 |
133 |
10 |
131 |
120 |
3 |
0 |
0 |
| VODI |
0 |
45 |
8 |
294 |
309 |
177 |
54 |
0 |
| ODI |
0 |
21 |
7 |
92 |
339 |
504 |
206 |
0 |
| CDI |
0 |
22 |
2 |
54 |
183 |
561 |
345 |
0 |
| VCDI |
0 |
27 |
4 |
120 |
285 |
2892 |
12702 |
25738 |
|
Date: 2017-12-22:
| 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 |
0 |
331 |
8 |
46 |
4 |
0 |
0 |
0 |
| OW |
0 |
95 |
7 |
66 |
83 |
0 |
0 |
0 |
| VODI |
0 |
32 |
4 |
220 |
257 |
42 |
0 |
0 |
| ODI |
0 |
19 |
4 |
206 |
352 |
192 |
4 |
4 |
| CDI |
0 |
25 |
2 |
49 |
243 |
764 |
372 |
54 |
| VCDI |
0 |
7 |
3 |
36 |
203 |
1980 |
13036 |
27116 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
300 |
7 |
33 |
43 |
1 |
0 |
0 |
| OW |
0 |
55 |
4 |
80 |
140 |
15 |
0 |
0 |
| VODI |
0 |
42 |
4 |
225 |
282 |
121 |
14 |
0 |
| ODI |
0 |
28 |
2 |
119 |
228 |
352 |
284 |
0 |
| CDI |
0 |
16 |
2 |
51 |
148 |
591 |
534 |
2 |
| VCDI |
0 |
68 |
9 |
115 |
301 |
1898 |
12580 |
27172 |
|
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