Validation of sea ice concentration - American sector
Bulletin date: 2018-09-20
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2018-09-14:
| 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 |
17494 |
7032 |
69 |
256 |
46 |
0 |
0 |
0 |
| OW |
0 |
827 |
51 |
306 |
144 |
3 |
0 |
0 |
| VODI |
0 |
381 |
46 |
588 |
220 |
101 |
0 |
0 |
| ODI |
0 |
39 |
20 |
309 |
990 |
839 |
0 |
0 |
| CDI |
0 |
39 |
5 |
52 |
863 |
4863 |
180 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
81 |
5917 |
3997 |
108 |
|
...date precedes bulletin
|
Date: 2018-09-16:
| 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 |
18152 |
6070 |
59 |
214 |
55 |
2 |
0 |
0 |
| OW |
3 |
1251 |
55 |
204 |
140 |
15 |
0 |
0 |
| VODI |
0 |
321 |
52 |
455 |
265 |
128 |
0 |
0 |
| ODI |
0 |
31 |
17 |
241 |
784 |
875 |
15 |
0 |
| CDI |
0 |
34 |
6 |
35 |
368 |
4367 |
468 |
0 |
| VCDI |
0 |
0 |
0 |
8 |
105 |
7313 |
3626 |
132 |
|
...date precedes bulletin
|
Date: 2018-09-18:
| 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 |
19456 |
5930 |
94 |
280 |
89 |
1 |
0 |
0 |
| OW |
38 |
243 |
38 |
179 |
130 |
7 |
0 |
0 |
| VODI |
0 |
66 |
19 |
385 |
252 |
48 |
0 |
0 |
| ODI |
0 |
0 |
1 |
223 |
649 |
173 |
0 |
0 |
| CDI |
0 |
0 |
0 |
42 |
396 |
4456 |
464 |
0 |
| VCDI |
0 |
0 |
0 |
6 |
113 |
5497 |
5649 |
942 |
|
...date precedes bulletin
|
Date: 2018-09-20:
| 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 |
19420 |
5876 |
75 |
228 |
49 |
5 |
0 |
0 |
| OW |
85 |
414 |
42 |
195 |
113 |
8 |
0 |
0 |
| VODI |
0 |
112 |
28 |
323 |
300 |
39 |
0 |
0 |
| ODI |
0 |
6 |
4 |
245 |
526 |
132 |
6 |
0 |
| CDI |
0 |
0 |
0 |
74 |
554 |
2680 |
311 |
0 |
| VCDI |
0 |
0 |
0 |
6 |
84 |
6762 |
5757 |
1407 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
19473 |
5889 |
74 |
203 |
49 |
10 |
0 |
0 |
| OW |
32 |
387 |
43 |
211 |
100 |
9 |
0 |
0 |
| VODI |
0 |
125 |
27 |
315 |
312 |
31 |
1 |
0 |
| ODI |
0 |
7 |
5 |
260 |
408 |
148 |
4 |
0 |
| CDI |
0 |
0 |
0 |
80 |
652 |
2093 |
277 |
0 |
| VCDI |
0 |
0 |
0 |
2 |
105 |
7335 |
5792 |
1407 |
|
Date: 2018-09-22:
| 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 |
19351 |
5800 |
69 |
153 |
31 |
0 |
0 |
0 |
| OW |
75 |
593 |
62 |
218 |
71 |
6 |
0 |
0 |
| VODI |
0 |
153 |
32 |
403 |
223 |
24 |
0 |
0 |
| ODI |
0 |
3 |
2 |
227 |
548 |
63 |
0 |
0 |
| CDI |
0 |
0 |
0 |
79 |
837 |
1906 |
214 |
1 |
| VCDI |
0 |
0 |
0 |
6 |
72 |
7091 |
6379 |
1174 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
19405 |
5706 |
60 |
166 |
37 |
4 |
0 |
0 |
| OW |
21 |
648 |
61 |
153 |
58 |
5 |
0 |
0 |
| VODI |
0 |
189 |
39 |
432 |
206 |
19 |
0 |
0 |
| ODI |
0 |
6 |
5 |
237 |
446 |
58 |
0 |
0 |
| CDI |
0 |
0 |
0 |
94 |
907 |
1273 |
164 |
2 |
| VCDI |
0 |
0 |
0 |
4 |
128 |
7731 |
6429 |
1173 |
|
Date: 2018-09-24:
| 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 |
18561 |
6237 |
67 |
211 |
21 |
0 |
0 |
0 |
| OW |
0 |
516 |
64 |
232 |
44 |
0 |
0 |
0 |
| VODI |
0 |
81 |
43 |
563 |
195 |
7 |
0 |
0 |
| ODI |
0 |
0 |
0 |
92 |
922 |
39 |
0 |
0 |
| CDI |
0 |
0 |
0 |
11 |
307 |
2330 |
172 |
3 |
| VCDI |
0 |
0 |
0 |
7 |
42 |
6684 |
6608 |
1807 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
18554 |
6221 |
77 |
237 |
31 |
2 |
0 |
0 |
| OW |
7 |
535 |
62 |
261 |
62 |
5 |
0 |
0 |
| VODI |
0 |
78 |
35 |
448 |
339 |
18 |
0 |
0 |
| ODI |
0 |
0 |
0 |
117 |
504 |
90 |
1 |
0 |
| CDI |
0 |
0 |
0 |
42 |
515 |
997 |
365 |
15 |
| VCDI |
0 |
0 |
0 |
11 |
80 |
7948 |
6414 |
1795 |
|
Date: 2018-09-26:
| 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 |
18645 |
5705 |
69 |
297 |
39 |
0 |
0 |
0 |
| OW |
0 |
305 |
61 |
402 |
152 |
0 |
0 |
0 |
| VODI |
0 |
80 |
27 |
477 |
344 |
2 |
0 |
0 |
| ODI |
0 |
0 |
0 |
128 |
727 |
70 |
0 |
0 |
| CDI |
0 |
0 |
0 |
12 |
643 |
818 |
46 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
70 |
10390 |
5644 |
713 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
18602 |
5548 |
70 |
362 |
72 |
0 |
0 |
0 |
| OW |
43 |
415 |
44 |
337 |
210 |
0 |
0 |
0 |
| VODI |
0 |
116 |
35 |
449 |
352 |
25 |
0 |
0 |
| ODI |
0 |
10 |
6 |
119 |
549 |
83 |
0 |
0 |
| CDI |
0 |
1 |
2 |
43 |
640 |
589 |
193 |
0 |
| VCDI |
0 |
0 |
0 |
6 |
152 |
10583 |
5497 |
713 |
|
Date: 2018-09-28:
| 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 |
18354 |
5672 |
61 |
324 |
64 |
0 |
0 |
0 |
| OW |
0 |
448 |
42 |
353 |
246 |
0 |
0 |
0 |
| VODI |
0 |
143 |
44 |
271 |
492 |
11 |
0 |
0 |
| ODI |
0 |
13 |
6 |
144 |
519 |
30 |
0 |
0 |
| CDI |
0 |
5 |
2 |
34 |
418 |
773 |
13 |
0 |
| VCDI |
0 |
0 |
0 |
11 |
172 |
12321 |
4306 |
574 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
18309 |
5748 |
83 |
476 |
191 |
0 |
0 |
0 |
| OW |
45 |
336 |
36 |
286 |
311 |
2 |
0 |
0 |
| VODI |
0 |
151 |
20 |
224 |
537 |
36 |
0 |
0 |
| ODI |
0 |
42 |
14 |
85 |
461 |
193 |
0 |
0 |
| CDI |
0 |
4 |
2 |
57 |
227 |
699 |
82 |
0 |
| VCDI |
0 |
0 |
0 |
9 |
184 |
12205 |
4237 |
574 |
|
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