Validation of sea ice concentration - American sector
Bulletin date: 2017-12-07
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2017-12-01:
| 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 |
506 |
5112 |
90 |
548 |
341 |
85 |
0 |
0 |
| OW |
6 |
452 |
43 |
372 |
620 |
82 |
2 |
0 |
| VODI |
0 |
142 |
20 |
255 |
738 |
308 |
46 |
0 |
| ODI |
0 |
16 |
5 |
73 |
506 |
398 |
67 |
0 |
| CDI |
0 |
0 |
0 |
4 |
268 |
960 |
270 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
91 |
2425 |
11282 |
19733 |
|
...date precedes bulletin
|
Date: 2017-12-03:
| 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 |
361 |
4432 |
69 |
498 |
256 |
116 |
0 |
0 |
| OW |
0 |
583 |
47 |
475 |
469 |
262 |
20 |
0 |
| VODI |
0 |
135 |
27 |
356 |
563 |
333 |
60 |
0 |
| ODI |
0 |
42 |
7 |
130 |
555 |
419 |
127 |
0 |
| CDI |
0 |
1 |
1 |
33 |
397 |
665 |
246 |
5 |
| VCDI |
0 |
0 |
0 |
0 |
112 |
2654 |
11457 |
19953 |
|
...date precedes bulletin
|
Date: 2017-12-05:
| 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 |
353 |
4505 |
73 |
387 |
60 |
43 |
0 |
0 |
| OW |
0 |
328 |
48 |
582 |
253 |
76 |
0 |
0 |
| VODI |
0 |
31 |
11 |
295 |
862 |
310 |
7 |
0 |
| ODI |
0 |
0 |
0 |
70 |
956 |
446 |
60 |
0 |
| CDI |
0 |
0 |
0 |
15 |
369 |
1015 |
134 |
3 |
| VCDI |
0 |
0 |
0 |
0 |
81 |
2287 |
10292 |
21914 |
|
...date precedes bulletin
|
Date: 2017-12-07:
| 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 |
330 |
4034 |
71 |
306 |
71 |
0 |
0 |
0 |
| OW |
1 |
549 |
53 |
430 |
336 |
12 |
0 |
0 |
| VODI |
0 |
35 |
14 |
285 |
568 |
556 |
1 |
0 |
| ODI |
0 |
1 |
0 |
78 |
364 |
837 |
24 |
0 |
| CDI |
0 |
0 |
0 |
65 |
226 |
1238 |
70 |
0 |
| VCDI |
0 |
0 |
0 |
34 |
306 |
3412 |
8338 |
23221 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
329 |
4172 |
89 |
429 |
152 |
0 |
0 |
0 |
| OW |
2 |
407 |
37 |
294 |
302 |
12 |
0 |
0 |
| VODI |
0 |
38 |
12 |
275 |
507 |
591 |
5 |
0 |
| ODI |
0 |
2 |
0 |
90 |
369 |
714 |
37 |
0 |
| CDI |
0 |
0 |
0 |
63 |
215 |
1215 |
64 |
0 |
| VCDI |
0 |
0 |
0 |
47 |
326 |
3523 |
8327 |
23221 |
|
Date: 2017-12-09:
| 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 |
70 |
2913 |
68 |
359 |
47 |
18 |
0 |
0 |
| OW |
0 |
577 |
44 |
429 |
398 |
169 |
0 |
0 |
| VODI |
0 |
86 |
18 |
305 |
467 |
371 |
2 |
0 |
| ODI |
0 |
0 |
0 |
47 |
363 |
514 |
87 |
0 |
| CDI |
0 |
0 |
0 |
8 |
266 |
1001 |
354 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
328 |
4297 |
10745 |
21515 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70 |
2990 |
81 |
460 |
146 |
60 |
0 |
0 |
| OW |
0 |
436 |
31 |
367 |
353 |
170 |
0 |
0 |
| VODI |
0 |
150 |
18 |
244 |
410 |
340 |
9 |
0 |
| ODI |
0 |
0 |
0 |
67 |
345 |
537 |
143 |
0 |
| CDI |
0 |
0 |
0 |
8 |
263 |
913 |
311 |
0 |
| VCDI |
0 |
0 |
0 |
2 |
352 |
4350 |
10725 |
21515 |
|
Date: 2017-12-11:
| 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 |
1858 |
95 |
688 |
163 |
0 |
0 |
0 |
| OW |
0 |
42 |
15 |
391 |
476 |
13 |
0 |
0 |
| VODI |
0 |
1 |
0 |
94 |
756 |
210 |
0 |
0 |
| ODI |
0 |
0 |
0 |
12 |
560 |
968 |
113 |
0 |
| CDI |
0 |
0 |
0 |
1 |
225 |
1132 |
686 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
96 |
3003 |
12686 |
21582 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
1374 |
55 |
626 |
449 |
1 |
0 |
0 |
| OW |
0 |
365 |
30 |
264 |
493 |
275 |
4 |
0 |
| VODI |
0 |
149 |
23 |
244 |
437 |
491 |
48 |
0 |
| ODI |
0 |
13 |
2 |
44 |
383 |
279 |
149 |
0 |
| CDI |
0 |
0 |
0 |
8 |
232 |
565 |
330 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
282 |
3715 |
12954 |
21582 |
|
Date: 2017-12-13:
| 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 |
0 |
860 |
60 |
588 |
329 |
0 |
0 |
0 |
| OW |
0 |
104 |
16 |
251 |
644 |
2 |
0 |
0 |
| VODI |
0 |
1 |
4 |
88 |
769 |
245 |
0 |
0 |
| ODI |
0 |
0 |
0 |
14 |
343 |
333 |
35 |
0 |
| CDI |
0 |
0 |
3 |
59 |
262 |
789 |
368 |
0 |
| VCDI |
0 |
0 |
0 |
35 |
255 |
3656 |
11368 |
24385 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
627 |
30 |
448 |
508 |
28 |
0 |
0 |
| OW |
0 |
269 |
31 |
227 |
453 |
117 |
1 |
0 |
| VODI |
0 |
64 |
15 |
212 |
625 |
605 |
223 |
0 |
| ODI |
0 |
5 |
4 |
27 |
434 |
310 |
182 |
0 |
| CDI |
0 |
0 |
0 |
16 |
200 |
416 |
333 |
23 |
| VCDI |
0 |
0 |
3 |
105 |
382 |
3549 |
11032 |
24362 |
|
Date: 2017-12-15:
| 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 |
0 |
960 |
22 |
141 |
96 |
74 |
0 |
0 |
| OW |
0 |
262 |
17 |
391 |
210 |
109 |
0 |
0 |
| VODI |
0 |
116 |
15 |
283 |
460 |
176 |
0 |
0 |
| ODI |
0 |
21 |
4 |
89 |
519 |
210 |
7 |
0 |
| CDI |
0 |
5 |
1 |
52 |
493 |
615 |
103 |
7 |
| VCDI |
0 |
0 |
0 |
24 |
393 |
5186 |
11521 |
23284 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
816 |
17 |
279 |
115 |
5 |
0 |
0 |
| OW |
0 |
358 |
22 |
311 |
303 |
10 |
0 |
0 |
| VODI |
0 |
149 |
14 |
226 |
641 |
400 |
21 |
0 |
| ODI |
0 |
24 |
0 |
51 |
319 |
800 |
107 |
0 |
| CDI |
0 |
5 |
0 |
21 |
290 |
449 |
137 |
0 |
| VCDI |
0 |
12 |
6 |
92 |
503 |
4706 |
11366 |
23291 |
|
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