Validation of sea ice concentration - American sector
Bulletin date: 2018-12-06
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
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 |
|
...date precedes bulletin
|
Date: 2018-12-02:
| 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 |
27 |
3290 |
48 |
441 |
96 |
0 |
0 |
0 |
| OW |
0 |
504 |
29 |
217 |
571 |
19 |
0 |
0 |
| VODI |
0 |
198 |
22 |
284 |
733 |
482 |
0 |
0 |
| ODI |
0 |
125 |
15 |
145 |
356 |
675 |
79 |
0 |
| CDI |
0 |
26 |
10 |
119 |
315 |
865 |
111 |
2 |
| VCDI |
0 |
1 |
0 |
18 |
256 |
3591 |
10714 |
21482 |
|
...date precedes bulletin
|
Date: 2018-12-04:
| 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 |
196 |
2817 |
62 |
435 |
197 |
14 |
0 |
0 |
| OW |
11 |
469 |
43 |
329 |
196 |
44 |
0 |
0 |
| VODI |
0 |
99 |
20 |
304 |
575 |
216 |
8 |
0 |
| ODI |
0 |
5 |
4 |
138 |
642 |
478 |
78 |
0 |
| CDI |
0 |
0 |
0 |
15 |
200 |
608 |
683 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
154 |
3143 |
11544 |
22138 |
|
...date precedes bulletin
|
Date: 2018-12-06:
| 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 |
39 |
1607 |
31 |
335 |
189 |
152 |
0 |
0 |
| OW |
39 |
630 |
32 |
281 |
296 |
172 |
0 |
0 |
| VODI |
0 |
135 |
37 |
329 |
318 |
191 |
4 |
0 |
| ODI |
0 |
0 |
0 |
74 |
506 |
306 |
32 |
0 |
| CDI |
0 |
0 |
0 |
9 |
572 |
683 |
204 |
2 |
| VCDI |
0 |
0 |
0 |
5 |
198 |
2623 |
11570 |
24265 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69 |
1777 |
36 |
396 |
226 |
136 |
0 |
0 |
| OW |
9 |
421 |
29 |
269 |
285 |
187 |
0 |
0 |
| VODI |
0 |
171 |
35 |
262 |
317 |
195 |
1 |
0 |
| ODI |
0 |
3 |
0 |
88 |
480 |
298 |
33 |
0 |
| CDI |
0 |
0 |
0 |
11 |
536 |
624 |
126 |
2 |
| VCDI |
0 |
0 |
0 |
7 |
235 |
2687 |
11650 |
24265 |
|
Date: 2018-12-08:
| 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 |
0 |
1012 |
5 |
50 |
91 |
61 |
11 |
0 |
| OW |
0 |
416 |
47 |
288 |
374 |
440 |
59 |
0 |
| VODI |
0 |
23 |
24 |
335 |
340 |
277 |
89 |
0 |
| ODI |
0 |
0 |
1 |
114 |
347 |
226 |
130 |
0 |
| CDI |
0 |
0 |
0 |
1 |
333 |
700 |
253 |
4 |
| VCDI |
0 |
0 |
0 |
0 |
273 |
2125 |
15411 |
22006 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
1112 |
13 |
91 |
112 |
76 |
19 |
0 |
| OW |
0 |
319 |
39 |
218 |
272 |
394 |
59 |
0 |
| VODI |
0 |
20 |
24 |
371 |
435 |
320 |
77 |
0 |
| ODI |
0 |
0 |
1 |
103 |
326 |
232 |
104 |
0 |
| CDI |
0 |
0 |
0 |
5 |
329 |
692 |
246 |
17 |
| VCDI |
0 |
0 |
0 |
0 |
284 |
2115 |
15448 |
21993 |
|
Date: 2018-12-10:
| 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 |
517 |
15 |
85 |
71 |
0 |
0 |
0 |
| OW |
0 |
285 |
28 |
142 |
228 |
18 |
0 |
0 |
| VODI |
0 |
31 |
14 |
224 |
634 |
220 |
42 |
0 |
| ODI |
0 |
0 |
0 |
12 |
365 |
732 |
753 |
0 |
| CDI |
0 |
0 |
0 |
0 |
199 |
1193 |
610 |
6 |
| VCDI |
0 |
0 |
0 |
0 |
35 |
2177 |
12580 |
24650 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
521 |
14 |
70 |
122 |
17 |
12 |
0 |
| OW |
0 |
273 |
29 |
180 |
238 |
130 |
290 |
0 |
| VODI |
0 |
39 |
14 |
193 |
434 |
268 |
388 |
0 |
| ODI |
0 |
0 |
0 |
20 |
334 |
239 |
210 |
0 |
| CDI |
0 |
0 |
0 |
0 |
199 |
858 |
336 |
7 |
| VCDI |
0 |
0 |
0 |
0 |
205 |
2828 |
12749 |
24649 |
|
Date: 2018-12-12:
| 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 |
94 |
7 |
25 |
8 |
3 |
0 |
0 |
| OW |
0 |
162 |
18 |
126 |
105 |
9 |
0 |
0 |
| VODI |
0 |
182 |
31 |
359 |
326 |
94 |
0 |
0 |
| ODI |
0 |
15 |
4 |
135 |
701 |
467 |
65 |
3 |
| CDI |
0 |
4 |
1 |
57 |
817 |
1376 |
269 |
2 |
| VCDI |
0 |
0 |
0 |
15 |
349 |
2991 |
11372 |
25674 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
63 |
4 |
47 |
77 |
22 |
0 |
0 |
| OW |
0 |
316 |
41 |
235 |
184 |
200 |
30 |
0 |
| VODI |
0 |
74 |
14 |
282 |
486 |
515 |
100 |
0 |
| ODI |
0 |
2 |
2 |
69 |
501 |
565 |
112 |
3 |
| CDI |
0 |
2 |
0 |
68 |
550 |
705 |
243 |
13 |
| VCDI |
0 |
0 |
0 |
16 |
508 |
2933 |
11221 |
25663 |
|
Date: 2018-12-14:
| 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 |
25 |
1 |
1 |
4 |
0 |
0 |
0 |
| OW |
0 |
83 |
5 |
52 |
78 |
13 |
0 |
0 |
| VODI |
0 |
57 |
10 |
221 |
461 |
140 |
36 |
0 |
| ODI |
0 |
0 |
0 |
105 |
1050 |
565 |
156 |
0 |
| CDI |
0 |
0 |
0 |
127 |
1155 |
694 |
292 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
410 |
2304 |
10027 |
27793 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
60 |
5 |
28 |
63 |
33 |
2 |
0 |
| OW |
0 |
94 |
7 |
54 |
292 |
158 |
34 |
0 |
| VODI |
0 |
11 |
4 |
149 |
653 |
319 |
140 |
0 |
| ODI |
0 |
0 |
0 |
119 |
787 |
375 |
156 |
0 |
| CDI |
0 |
0 |
0 |
108 |
647 |
498 |
338 |
4 |
| VCDI |
0 |
0 |
0 |
49 |
716 |
2333 |
9841 |
27789 |
|
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