Validation of sea ice concentration - American sector
Bulletin date: 2017-08-31
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2017-08-25:
| 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 |
19341 |
5959 |
59 |
286 |
8 |
0 |
0 |
0 |
| OW |
176 |
1369 |
64 |
474 |
16 |
0 |
0 |
0 |
| VODI |
0 |
199 |
53 |
1096 |
854 |
2 |
0 |
0 |
| ODI |
0 |
6 |
4 |
522 |
3742 |
354 |
0 |
0 |
| CDI |
0 |
0 |
0 |
114 |
1576 |
2624 |
162 |
0 |
| VCDI |
0 |
0 |
0 |
2 |
40 |
1941 |
4374 |
449 |
|
...date precedes bulletin
|
Date: 2017-08-27:
| 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 |
18230 |
6989 |
53 |
257 |
4 |
0 |
0 |
0 |
| OW |
189 |
1460 |
66 |
468 |
33 |
0 |
0 |
0 |
| VODI |
0 |
334 |
54 |
921 |
1067 |
0 |
0 |
0 |
| ODI |
0 |
19 |
6 |
520 |
3613 |
370 |
0 |
0 |
| CDI |
0 |
4 |
1 |
182 |
1542 |
2217 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
3 |
66 |
4290 |
2908 |
0 |
|
...date precedes bulletin
|
Date: 2017-08-29:
| 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 |
19165 |
7374 |
52 |
296 |
5 |
0 |
0 |
0 |
| OW |
0 |
737 |
82 |
531 |
11 |
0 |
0 |
0 |
| VODI |
0 |
61 |
28 |
1205 |
440 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
196 |
5028 |
210 |
0 |
0 |
| CDI |
0 |
0 |
0 |
4 |
672 |
2898 |
30 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
107 |
4909 |
1823 |
0 |
|
...date precedes bulletin
|
Date: 2017-08-31:
| 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 |
18848 |
7613 |
58 |
271 |
64 |
0 |
0 |
0 |
| OW |
0 |
787 |
67 |
446 |
46 |
0 |
0 |
0 |
| VODI |
0 |
139 |
52 |
1134 |
434 |
0 |
0 |
0 |
| ODI |
0 |
1 |
3 |
453 |
4492 |
542 |
0 |
0 |
| CDI |
0 |
0 |
0 |
43 |
969 |
2323 |
6 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
79 |
5588 |
1408 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
18848 |
7595 |
66 |
374 |
70 |
0 |
0 |
0 |
| OW |
0 |
749 |
49 |
356 |
43 |
0 |
0 |
0 |
| VODI |
0 |
190 |
58 |
1052 |
485 |
0 |
0 |
0 |
| ODI |
0 |
6 |
7 |
519 |
4244 |
547 |
0 |
0 |
| CDI |
0 |
0 |
0 |
45 |
1172 |
2351 |
14 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
70 |
5555 |
1400 |
0 |
|
Date: 2017-09-02:
| 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 |
19194 |
7027 |
41 |
369 |
98 |
0 |
0 |
0 |
| OW |
0 |
633 |
65 |
489 |
275 |
0 |
0 |
0 |
| VODI |
0 |
136 |
51 |
576 |
766 |
180 |
0 |
0 |
| ODI |
0 |
16 |
9 |
421 |
2632 |
2417 |
4 |
0 |
| CDI |
0 |
0 |
0 |
44 |
776 |
2125 |
173 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
48 |
4496 |
2801 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
19194 |
7120 |
57 |
456 |
157 |
0 |
0 |
0 |
| OW |
0 |
495 |
50 |
408 |
243 |
1 |
0 |
0 |
| VODI |
0 |
178 |
50 |
537 |
827 |
147 |
0 |
0 |
| ODI |
0 |
19 |
9 |
460 |
2468 |
2256 |
4 |
0 |
| CDI |
0 |
0 |
0 |
36 |
851 |
2302 |
193 |
0 |
| VCDI |
0 |
0 |
0 |
6 |
49 |
4512 |
2781 |
0 |
|
Date: 2017-09-04:
| 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 |
19867 |
6770 |
60 |
289 |
12 |
0 |
0 |
0 |
| OW |
0 |
480 |
64 |
588 |
118 |
0 |
0 |
0 |
| VODI |
0 |
49 |
24 |
882 |
465 |
2 |
0 |
0 |
| ODI |
0 |
2 |
2 |
182 |
1905 |
98 |
0 |
0 |
| CDI |
0 |
0 |
0 |
11 |
497 |
5276 |
284 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
36 |
3325 |
4575 |
2 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
19867 |
6440 |
50 |
414 |
69 |
0 |
0 |
0 |
| OW |
0 |
574 |
42 |
478 |
341 |
0 |
0 |
0 |
| VODI |
0 |
245 |
43 |
568 |
715 |
108 |
0 |
0 |
| ODI |
0 |
41 |
15 |
450 |
1227 |
3111 |
101 |
0 |
| CDI |
0 |
0 |
0 |
42 |
641 |
2144 |
463 |
0 |
| VCDI |
0 |
1 |
0 |
1 |
40 |
3338 |
4295 |
2 |
|
Date: 2017-09-06:
| 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 |
20150 |
6934 |
77 |
231 |
57 |
1 |
0 |
0 |
| OW |
0 |
538 |
54 |
441 |
83 |
0 |
0 |
0 |
| VODI |
0 |
125 |
48 |
836 |
333 |
6 |
0 |
0 |
| ODI |
0 |
9 |
4 |
334 |
1563 |
81 |
0 |
0 |
| CDI |
0 |
0 |
0 |
11 |
964 |
4152 |
294 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
42 |
4311 |
4153 |
34 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
20150 |
6241 |
64 |
295 |
91 |
1 |
0 |
0 |
| OW |
0 |
892 |
48 |
409 |
176 |
0 |
0 |
0 |
| VODI |
0 |
374 |
48 |
535 |
640 |
40 |
0 |
0 |
| ODI |
0 |
99 |
22 |
548 |
1398 |
2128 |
0 |
0 |
| CDI |
0 |
0 |
1 |
65 |
664 |
2224 |
377 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
73 |
4158 |
4070 |
34 |
|
Date: 2017-09-08:
| 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 |
19920 |
6962 |
69 |
225 |
48 |
0 |
0 |
0 |
| OW |
0 |
703 |
61 |
400 |
71 |
1 |
0 |
0 |
| VODI |
0 |
196 |
46 |
724 |
406 |
5 |
0 |
0 |
| ODI |
0 |
10 |
8 |
315 |
858 |
596 |
0 |
0 |
| CDI |
0 |
0 |
0 |
3 |
488 |
4241 |
131 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
25 |
5382 |
3947 |
25 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
19866 |
5999 |
74 |
313 |
111 |
1 |
0 |
0 |
| OW |
54 |
1279 |
42 |
383 |
177 |
1 |
0 |
0 |
| VODI |
0 |
451 |
40 |
467 |
500 |
140 |
0 |
0 |
| ODI |
0 |
127 |
20 |
415 |
541 |
2396 |
50 |
0 |
| CDI |
0 |
15 |
8 |
88 |
542 |
2659 |
44 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
25 |
5028 |
3984 |
25 |
|
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