Validation of sea ice concentration - American sector
Bulletin date: 2015-04-23
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2015-04-17:
| 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 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| CDI |
0 |
0 |
0 |
4 |
26 |
47 |
17 |
1 |
| VCDI |
0 |
0 |
0 |
66 |
259 |
4164 |
15545 |
25737 |
|
...date precedes bulletin
|
Date: 2015-04-19:
| 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 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
5 |
42 |
0 |
0 |
| CDI |
0 |
0 |
0 |
6 |
27 |
130 |
3 |
0 |
| VCDI |
0 |
0 |
0 |
33 |
353 |
3872 |
17055 |
24340 |
|
...date precedes bulletin
|
Date: 2015-04-21:
| 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 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
4 |
2 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
15 |
52 |
0 |
0 |
| CDI |
0 |
0 |
0 |
6 |
86 |
215 |
39 |
0 |
| VCDI |
0 |
0 |
0 |
40 |
564 |
4770 |
17419 |
22654 |
|
...date precedes bulletin
|
Date: 2015-04-23:
| 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 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
10 |
3 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
53 |
62 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
118 |
612 |
115 |
0 |
| VCDI |
0 |
0 |
0 |
72 |
675 |
5657 |
19198 |
19291 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
15 |
5 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
50 |
47 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
109 |
586 |
95 |
0 |
| VCDI |
0 |
0 |
0 |
72 |
682 |
5696 |
19218 |
19291 |
|
Date: 2015-04-25:
| 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 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
1 |
60 |
3 |
11 |
0 |
| ODI |
0 |
0 |
0 |
18 |
108 |
29 |
16 |
0 |
| CDI |
0 |
0 |
0 |
43 |
294 |
520 |
172 |
0 |
| VCDI |
0 |
0 |
0 |
81 |
823 |
4922 |
19573 |
19192 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
8 |
63 |
3 |
10 |
0 |
| ODI |
0 |
0 |
0 |
22 |
115 |
25 |
18 |
0 |
| CDI |
0 |
0 |
0 |
36 |
282 |
476 |
174 |
0 |
| VCDI |
0 |
0 |
0 |
77 |
825 |
4970 |
19570 |
19192 |
|
Date: 2015-04-27:
| 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 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
27 |
12 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
70 |
72 |
3 |
4 |
0 |
| ODI |
0 |
0 |
0 |
37 |
100 |
36 |
9 |
0 |
| CDI |
0 |
0 |
0 |
40 |
387 |
601 |
168 |
28 |
| VCDI |
0 |
0 |
0 |
50 |
778 |
4597 |
19793 |
19054 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
25 |
21 |
0 |
1 |
0 |
| VODI |
0 |
0 |
0 |
54 |
60 |
8 |
12 |
0 |
| ODI |
0 |
0 |
0 |
38 |
91 |
25 |
12 |
0 |
| CDI |
0 |
0 |
0 |
51 |
319 |
462 |
160 |
34 |
| VCDI |
0 |
0 |
0 |
56 |
858 |
4742 |
19789 |
19048 |
|
Date: 2015-04-29:
| 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 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
49 |
19 |
1 |
0 |
0 |
| VODI |
0 |
0 |
0 |
61 |
59 |
6 |
9 |
0 |
| ODI |
0 |
0 |
0 |
39 |
117 |
16 |
11 |
0 |
| CDI |
0 |
0 |
0 |
78 |
449 |
520 |
146 |
13 |
| VCDI |
0 |
0 |
0 |
188 |
677 |
4248 |
18883 |
20277 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
0 |
0 |
27 |
19 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
51 |
29 |
3 |
3 |
0 |
| VODI |
0 |
0 |
0 |
44 |
49 |
7 |
14 |
0 |
| ODI |
0 |
0 |
0 |
35 |
105 |
23 |
20 |
0 |
| CDI |
0 |
0 |
0 |
83 |
423 |
377 |
180 |
36 |
| VCDI |
0 |
0 |
0 |
175 |
696 |
4381 |
18832 |
20254 |
|
Date: 2015-05-01:
| 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 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
21 |
9 |
0 |
2 |
0 |
| VODI |
0 |
0 |
0 |
46 |
61 |
1 |
13 |
0 |
| ODI |
0 |
0 |
0 |
48 |
95 |
48 |
36 |
0 |
| CDI |
0 |
0 |
0 |
123 |
426 |
430 |
216 |
10 |
| VCDI |
0 |
0 |
0 |
119 |
1071 |
5520 |
18619 |
18952 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
0 |
0 |
55 |
44 |
0 |
3 |
0 |
| OW |
0 |
0 |
0 |
23 |
44 |
4 |
23 |
0 |
| VODI |
0 |
0 |
0 |
37 |
108 |
7 |
14 |
0 |
| ODI |
0 |
0 |
0 |
49 |
138 |
84 |
17 |
0 |
| CDI |
0 |
0 |
0 |
55 |
398 |
571 |
283 |
0 |
| VCDI |
0 |
0 |
0 |
138 |
930 |
5333 |
18546 |
18962 |
|
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