Validation of sea ice concentration - American sector
Bulletin date: 2017-11-30
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2017-11-24:
| 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 |
2685 |
5882 |
81 |
569 |
288 |
160 |
0 |
0 |
| OW |
46 |
536 |
55 |
417 |
367 |
261 |
0 |
0 |
| VODI |
0 |
104 |
21 |
407 |
646 |
471 |
0 |
0 |
| ODI |
0 |
4 |
1 |
119 |
539 |
347 |
0 |
0 |
| CDI |
0 |
0 |
0 |
11 |
364 |
463 |
58 |
1 |
| VCDI |
0 |
0 |
0 |
3 |
263 |
2581 |
10860 |
17256 |
|
...date precedes bulletin
|
Date: 2017-11-26:
| 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 |
2177 |
5674 |
57 |
603 |
271 |
41 |
6 |
0 |
| OW |
67 |
558 |
33 |
359 |
325 |
232 |
90 |
0 |
| VODI |
7 |
320 |
32 |
303 |
452 |
540 |
77 |
0 |
| ODI |
0 |
56 |
15 |
186 |
590 |
515 |
10 |
0 |
| CDI |
0 |
4 |
2 |
76 |
427 |
503 |
2 |
0 |
| VCDI |
0 |
0 |
0 |
19 |
249 |
1926 |
9876 |
19186 |
|
...date precedes bulletin
|
Date: 2017-11-28:
| 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 |
922 |
6633 |
99 |
542 |
180 |
14 |
0 |
0 |
| OW |
10 |
344 |
51 |
543 |
376 |
55 |
0 |
0 |
| VODI |
1 |
72 |
18 |
321 |
658 |
191 |
0 |
0 |
| ODI |
0 |
1 |
1 |
61 |
597 |
735 |
146 |
0 |
| CDI |
0 |
0 |
0 |
19 |
259 |
1456 |
276 |
5 |
| VCDI |
0 |
0 |
0 |
6 |
147 |
1832 |
10754 |
18541 |
|
...date precedes bulletin
|
Date: 2017-11-30:
| 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 |
863 |
5444 |
93 |
585 |
332 |
39 |
0 |
0 |
| OW |
4 |
401 |
41 |
482 |
502 |
96 |
0 |
0 |
| VODI |
0 |
127 |
19 |
308 |
597 |
284 |
11 |
0 |
| ODI |
0 |
6 |
2 |
63 |
517 |
401 |
39 |
0 |
| CDI |
0 |
0 |
0 |
1 |
285 |
888 |
714 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
93 |
2315 |
11716 |
18598 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
863 |
5317 |
86 |
520 |
358 |
23 |
0 |
0 |
| OW |
4 |
495 |
28 |
431 |
358 |
66 |
0 |
0 |
| VODI |
0 |
162 |
41 |
415 |
605 |
279 |
5 |
0 |
| ODI |
0 |
4 |
0 |
69 |
557 |
416 |
37 |
0 |
| CDI |
0 |
0 |
0 |
4 |
332 |
835 |
442 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
116 |
2404 |
11996 |
18598 |
|
Date: 2017-12-02:
| 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 |
374 |
4649 |
77 |
556 |
354 |
176 |
0 |
0 |
| OW |
0 |
435 |
51 |
455 |
447 |
287 |
8 |
0 |
| VODI |
0 |
83 |
18 |
349 |
657 |
288 |
77 |
0 |
| ODI |
0 |
32 |
6 |
108 |
541 |
384 |
109 |
0 |
| CDI |
0 |
6 |
1 |
4 |
356 |
817 |
208 |
3 |
| VCDI |
0 |
0 |
0 |
0 |
137 |
2566 |
10923 |
20324 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
374 |
4570 |
78 |
609 |
429 |
224 |
0 |
0 |
| OW |
0 |
436 |
33 |
293 |
335 |
243 |
4 |
0 |
| VODI |
0 |
158 |
33 |
379 |
557 |
275 |
73 |
0 |
| ODI |
0 |
27 |
7 |
177 |
559 |
313 |
104 |
0 |
| CDI |
0 |
14 |
2 |
14 |
472 |
793 |
179 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
140 |
2670 |
10965 |
20326 |
|
Date: 2017-12-04:
| 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 |
200 |
4972 |
81 |
371 |
59 |
37 |
0 |
0 |
| OW |
0 |
261 |
62 |
571 |
353 |
66 |
0 |
0 |
| VODI |
0 |
30 |
6 |
262 |
881 |
436 |
21 |
0 |
| ODI |
0 |
1 |
1 |
81 |
611 |
1018 |
64 |
0 |
| CDI |
0 |
0 |
0 |
8 |
200 |
1028 |
399 |
4 |
| VCDI |
0 |
0 |
0 |
0 |
37 |
1974 |
9621 |
22150 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
185 |
4382 |
67 |
448 |
500 |
146 |
0 |
0 |
| OW |
15 |
557 |
39 |
224 |
156 |
450 |
0 |
0 |
| VODI |
0 |
252 |
30 |
335 |
367 |
449 |
39 |
0 |
| ODI |
0 |
68 |
11 |
181 |
468 |
312 |
141 |
0 |
| CDI |
0 |
5 |
3 |
82 |
427 |
668 |
246 |
0 |
| VCDI |
0 |
0 |
0 |
23 |
223 |
2534 |
9679 |
22154 |
|
Date: 2017-12-06:
| 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 |
411 |
4386 |
60 |
255 |
29 |
0 |
0 |
0 |
| OW |
0 |
572 |
61 |
577 |
183 |
0 |
0 |
0 |
| VODI |
0 |
35 |
14 |
331 |
1147 |
77 |
0 |
0 |
| ODI |
0 |
1 |
0 |
80 |
869 |
380 |
9 |
0 |
| CDI |
0 |
0 |
0 |
45 |
527 |
787 |
41 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
234 |
3398 |
8237 |
23120 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
398 |
4046 |
68 |
493 |
169 |
0 |
0 |
0 |
| OW |
13 |
728 |
34 |
213 |
495 |
19 |
0 |
0 |
| VODI |
0 |
215 |
29 |
291 |
747 |
128 |
6 |
0 |
| ODI |
0 |
4 |
4 |
205 |
700 |
193 |
13 |
0 |
| CDI |
0 |
1 |
0 |
48 |
415 |
614 |
65 |
0 |
| VCDI |
0 |
0 |
0 |
38 |
463 |
3688 |
8203 |
23120 |
|
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 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
215 |
3140 |
56 |
301 |
164 |
131 |
0 |
0 |
| OW |
0 |
816 |
31 |
325 |
325 |
267 |
0 |
0 |
| VODI |
0 |
243 |
19 |
202 |
283 |
652 |
4 |
0 |
| ODI |
0 |
20 |
7 |
222 |
336 |
549 |
17 |
0 |
| CDI |
0 |
1 |
0 |
66 |
323 |
762 |
153 |
10 |
| VCDI |
0 |
0 |
0 |
29 |
452 |
4269 |
9534 |
21942 |
|
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