Validation of sea ice concentration - American sector
Bulletin date: 2016-04-21
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2016-04-15:
| 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 |
4 |
2 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
23 |
51 |
4 |
0 |
0 |
| CDI |
0 |
0 |
0 |
32 |
143 |
173 |
41 |
0 |
| VCDI |
0 |
0 |
0 |
40 |
751 |
4327 |
18799 |
21476 |
|
...date precedes bulletin
|
Date: 2016-04-17:
| 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 |
39 |
50 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
129 |
265 |
61 |
0 |
| VCDI |
0 |
0 |
0 |
45 |
746 |
3612 |
18585 |
22334 |
|
...date precedes bulletin
|
Date: 2016-04-19:
| 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 |
2 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
12 |
49 |
7 |
0 |
0 |
| CDI |
0 |
0 |
0 |
16 |
155 |
188 |
77 |
10 |
| VCDI |
0 |
0 |
0 |
103 |
684 |
3313 |
17844 |
23406 |
|
...date precedes bulletin
|
Date: 2016-04-21:
| 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 |
14 |
18 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
12 |
134 |
31 |
4 |
0 |
| CDI |
0 |
0 |
0 |
8 |
251 |
307 |
60 |
37 |
| VCDI |
0 |
0 |
0 |
42 |
852 |
3660 |
17237 |
23199 |
|
|
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 |
14 |
19 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
10 |
131 |
34 |
2 |
0 |
| CDI |
0 |
0 |
0 |
9 |
262 |
308 |
55 |
34 |
| VCDI |
0 |
0 |
0 |
43 |
843 |
3656 |
17244 |
23202 |
|
Date: 2016-04-23:
| 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 |
7 |
48 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
63 |
149 |
27 |
0 |
0 |
| CDI |
0 |
0 |
0 |
84 |
247 |
287 |
71 |
0 |
| VCDI |
0 |
0 |
0 |
133 |
928 |
3683 |
17110 |
23029 |
|
|
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 |
19 |
60 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
63 |
183 |
37 |
0 |
0 |
| CDI |
0 |
0 |
0 |
85 |
261 |
331 |
88 |
0 |
| VCDI |
0 |
0 |
0 |
120 |
868 |
3629 |
17093 |
23029 |
|
Date: 2016-04-25:
| 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 |
41 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
101 |
41 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
95 |
200 |
9 |
0 |
0 |
| CDI |
0 |
0 |
0 |
226 |
244 |
192 |
54 |
0 |
| VCDI |
0 |
0 |
0 |
216 |
807 |
3276 |
16381 |
23983 |
|
|
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 |
9 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
61 |
17 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
67 |
169 |
11 |
1 |
0 |
| CDI |
0 |
0 |
0 |
175 |
220 |
169 |
81 |
0 |
| VCDI |
0 |
0 |
0 |
367 |
886 |
3297 |
16353 |
23983 |
|
Date: 2016-04-27:
| 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 |
22 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
42 |
131 |
12 |
2 |
0 |
0 |
| ODI |
0 |
0 |
32 |
97 |
116 |
27 |
5 |
0 |
| CDI |
0 |
3 |
33 |
116 |
353 |
160 |
168 |
0 |
| VCDI |
0 |
0 |
46 |
428 |
1168 |
4010 |
16828 |
22067 |
|
|
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 |
5 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
1 |
26 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
19 |
81 |
42 |
2 |
0 |
0 |
| ODI |
0 |
0 |
22 |
92 |
185 |
17 |
14 |
0 |
| CDI |
0 |
0 |
25 |
140 |
372 |
158 |
159 |
0 |
| VCDI |
0 |
3 |
86 |
450 |
1050 |
4022 |
16828 |
22067 |
|
Date: 2016-04-29:
| 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 |
7 |
24 |
0 |
0 |
0 |
0 |
| VODI |
0 |
23 |
70 |
118 |
22 |
1 |
0 |
0 |
| ODI |
0 |
12 |
68 |
102 |
101 |
27 |
8 |
0 |
| CDI |
0 |
0 |
75 |
138 |
352 |
255 |
175 |
0 |
| VCDI |
0 |
0 |
165 |
485 |
1233 |
3729 |
17721 |
20955 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
0 |
2 |
26 |
0 |
0 |
0 |
0 |
| OW |
0 |
9 |
34 |
29 |
3 |
0 |
0 |
0 |
| VODI |
0 |
15 |
17 |
90 |
61 |
7 |
0 |
0 |
| ODI |
0 |
11 |
32 |
115 |
110 |
42 |
18 |
0 |
| CDI |
0 |
0 |
74 |
182 |
403 |
191 |
198 |
4 |
| VCDI |
0 |
0 |
226 |
425 |
1131 |
3772 |
17688 |
20951 |
|
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