Validation of sea ice concentration - American sector
Bulletin date: 2018-11-22
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2018-11-16:
| 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 |
2963 |
6542 |
106 |
786 |
260 |
16 |
0 |
0 |
| OW |
77 |
132 |
10 |
149 |
364 |
54 |
0 |
0 |
| VODI |
7 |
23 |
3 |
84 |
409 |
187 |
10 |
0 |
| ODI |
0 |
0 |
1 |
67 |
288 |
307 |
25 |
0 |
| CDI |
0 |
3 |
2 |
80 |
287 |
534 |
91 |
0 |
| VCDI |
0 |
0 |
0 |
24 |
94 |
2232 |
11987 |
17662 |
|
...date precedes bulletin
|
Date: 2018-11-18:
| 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 |
2131 |
5829 |
116 |
1004 |
665 |
36 |
0 |
0 |
| OW |
91 |
230 |
29 |
335 |
423 |
75 |
0 |
0 |
| VODI |
31 |
41 |
6 |
101 |
341 |
174 |
0 |
0 |
| ODI |
0 |
6 |
1 |
13 |
243 |
374 |
0 |
0 |
| CDI |
0 |
0 |
0 |
16 |
114 |
769 |
13 |
2 |
| VCDI |
0 |
0 |
0 |
8 |
201 |
2796 |
10749 |
18903 |
|
...date precedes bulletin
|
Date: 2018-11-20:
| 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 |
552 |
5669 |
115 |
808 |
451 |
74 |
0 |
0 |
| OW |
22 |
297 |
48 |
579 |
655 |
255 |
0 |
0 |
| VODI |
0 |
126 |
17 |
189 |
515 |
466 |
0 |
0 |
| ODI |
0 |
0 |
0 |
15 |
312 |
483 |
0 |
0 |
| CDI |
0 |
0 |
0 |
2 |
226 |
669 |
7 |
3 |
| VCDI |
0 |
0 |
0 |
0 |
382 |
4686 |
7810 |
20433 |
|
...date precedes bulletin
|
Date: 2018-11-22:
| 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 |
468 |
4764 |
81 |
680 |
212 |
12 |
0 |
0 |
| OW |
18 |
361 |
38 |
602 |
674 |
206 |
7 |
0 |
| VODI |
0 |
161 |
25 |
334 |
597 |
483 |
68 |
0 |
| ODI |
0 |
48 |
15 |
132 |
308 |
416 |
91 |
0 |
| CDI |
0 |
2 |
2 |
35 |
288 |
465 |
186 |
16 |
| VCDI |
0 |
0 |
0 |
5 |
582 |
4612 |
10268 |
18604 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
467 |
4830 |
94 |
753 |
284 |
70 |
0 |
0 |
| OW |
19 |
335 |
26 |
547 |
484 |
205 |
6 |
0 |
| VODI |
0 |
155 |
35 |
343 |
728 |
396 |
54 |
0 |
| ODI |
0 |
14 |
4 |
111 |
314 |
453 |
91 |
0 |
| CDI |
0 |
2 |
2 |
32 |
276 |
486 |
234 |
21 |
| VCDI |
0 |
0 |
0 |
2 |
575 |
4584 |
10235 |
18599 |
|
Date: 2018-11-24:
| 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 |
132 |
4706 |
61 |
466 |
99 |
19 |
1 |
0 |
| OW |
7 |
616 |
47 |
489 |
688 |
159 |
24 |
0 |
| VODI |
0 |
128 |
27 |
404 |
518 |
602 |
89 |
0 |
| ODI |
0 |
20 |
7 |
223 |
334 |
465 |
70 |
0 |
| CDI |
0 |
0 |
1 |
82 |
202 |
518 |
57 |
1 |
| VCDI |
0 |
0 |
0 |
11 |
277 |
4021 |
9290 |
21005 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
132 |
4895 |
71 |
522 |
214 |
45 |
15 |
0 |
| OW |
7 |
412 |
32 |
453 |
467 |
139 |
32 |
0 |
| VODI |
0 |
142 |
33 |
429 |
613 |
556 |
66 |
0 |
| ODI |
0 |
21 |
7 |
200 |
356 |
461 |
59 |
0 |
| CDI |
0 |
0 |
0 |
63 |
197 |
577 |
52 |
3 |
| VCDI |
0 |
0 |
0 |
8 |
271 |
4006 |
9307 |
21003 |
|
Date: 2018-11-26:
| 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 |
363 |
4552 |
43 |
189 |
25 |
4 |
0 |
0 |
| OW |
2 |
554 |
76 |
709 |
173 |
33 |
6 |
0 |
| VODI |
0 |
168 |
29 |
536 |
917 |
192 |
11 |
0 |
| ODI |
0 |
56 |
8 |
76 |
538 |
697 |
69 |
0 |
| CDI |
0 |
3 |
2 |
17 |
265 |
665 |
229 |
7 |
| VCDI |
0 |
1 |
0 |
17 |
147 |
3255 |
9625 |
21607 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
363 |
4513 |
59 |
440 |
219 |
25 |
1 |
0 |
| OW |
2 |
490 |
44 |
472 |
286 |
116 |
7 |
0 |
| VODI |
0 |
181 |
40 |
385 |
632 |
468 |
28 |
0 |
| ODI |
0 |
59 |
10 |
138 |
350 |
356 |
116 |
0 |
| CDI |
0 |
73 |
3 |
58 |
295 |
530 |
113 |
5 |
| VCDI |
0 |
18 |
2 |
51 |
283 |
3351 |
9675 |
21609 |
|
Date: 2018-11-28:
| 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 |
293 |
4182 |
52 |
292 |
46 |
0 |
0 |
0 |
| OW |
0 |
490 |
58 |
625 |
243 |
1 |
0 |
0 |
| VODI |
0 |
131 |
24 |
446 |
750 |
374 |
0 |
0 |
| ODI |
0 |
48 |
8 |
110 |
582 |
547 |
20 |
0 |
| CDI |
0 |
4 |
2 |
41 |
419 |
662 |
116 |
3 |
| VCDI |
0 |
0 |
0 |
26 |
363 |
3292 |
12489 |
19127 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
292 |
4075 |
72 |
522 |
287 |
72 |
0 |
0 |
| OW |
1 |
452 |
30 |
410 |
355 |
308 |
0 |
0 |
| VODI |
0 |
166 |
16 |
300 |
542 |
385 |
43 |
0 |
| ODI |
0 |
63 |
13 |
112 |
355 |
393 |
107 |
0 |
| CDI |
0 |
75 |
12 |
119 |
419 |
642 |
151 |
2 |
| VCDI |
0 |
24 |
1 |
77 |
445 |
3076 |
12324 |
19128 |
|
Date: 2018-11-30:
| 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 |
130 |
3735 |
57 |
323 |
111 |
1 |
0 |
0 |
| OW |
0 |
406 |
34 |
446 |
598 |
14 |
0 |
0 |
| VODI |
0 |
131 |
19 |
290 |
897 |
428 |
5 |
0 |
| ODI |
0 |
88 |
22 |
170 |
432 |
601 |
62 |
0 |
| CDI |
0 |
20 |
7 |
86 |
417 |
702 |
56 |
5 |
| VCDI |
0 |
0 |
0 |
20 |
284 |
3534 |
11811 |
19924 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
130 |
3429 |
62 |
506 |
304 |
17 |
0 |
0 |
| OW |
0 |
515 |
27 |
264 |
607 |
336 |
5 |
0 |
| VODI |
0 |
163 |
12 |
176 |
623 |
501 |
64 |
0 |
| ODI |
0 |
83 |
6 |
71 |
390 |
451 |
93 |
0 |
| CDI |
0 |
80 |
12 |
170 |
263 |
641 |
223 |
11 |
| VCDI |
0 |
110 |
20 |
148 |
552 |
3334 |
11549 |
19918 |
|
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