Validation of sea ice concentration - American sector
Bulletin date: 2018-05-03
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2018-04-27:
| 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 |
13 |
2 |
14 |
0 |
0 |
0 |
0 |
| OW |
0 |
38 |
7 |
61 |
26 |
0 |
0 |
0 |
| VODI |
0 |
25 |
3 |
30 |
105 |
13 |
0 |
0 |
| ODI |
0 |
14 |
4 |
23 |
115 |
49 |
0 |
0 |
| CDI |
0 |
9 |
2 |
40 |
179 |
293 |
132 |
15 |
| VCDI |
0 |
5 |
2 |
43 |
425 |
1852 |
14118 |
28209 |
|
...date precedes bulletin
|
Date: 2018-04-29:
| 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 |
23 |
3 |
62 |
0 |
0 |
0 |
0 |
| OW |
0 |
47 |
3 |
64 |
23 |
0 |
0 |
0 |
| VODI |
0 |
35 |
10 |
46 |
63 |
10 |
0 |
0 |
| ODI |
0 |
26 |
5 |
51 |
84 |
106 |
1 |
0 |
| CDI |
0 |
31 |
4 |
65 |
224 |
423 |
43 |
25 |
| VCDI |
0 |
11 |
5 |
97 |
364 |
3033 |
15053 |
25826 |
|
...date precedes bulletin
|
Date: 2018-05-01:
| 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 |
46 |
8 |
78 |
0 |
0 |
0 |
0 |
| OW |
0 |
131 |
13 |
63 |
7 |
0 |
0 |
0 |
| VODI |
0 |
55 |
2 |
47 |
74 |
0 |
0 |
0 |
| ODI |
0 |
26 |
2 |
29 |
175 |
87 |
0 |
0 |
| CDI |
0 |
31 |
2 |
38 |
282 |
359 |
66 |
54 |
| VCDI |
0 |
24 |
3 |
75 |
453 |
2663 |
14457 |
26516 |
|
...date precedes bulletin
|
Date: 2018-05-03:
| 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 |
70 |
5 |
71 |
3 |
0 |
0 |
0 |
| OW |
0 |
102 |
10 |
66 |
26 |
0 |
0 |
0 |
| VODI |
0 |
40 |
4 |
34 |
79 |
0 |
0 |
0 |
| ODI |
0 |
29 |
2 |
40 |
108 |
37 |
0 |
0 |
| CDI |
0 |
24 |
1 |
44 |
225 |
294 |
97 |
9 |
| VCDI |
0 |
23 |
3 |
50 |
441 |
2478 |
14279 |
27172 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
85 |
9 |
80 |
4 |
0 |
0 |
0 |
| OW |
0 |
74 |
3 |
48 |
13 |
0 |
0 |
0 |
| VODI |
0 |
52 |
7 |
38 |
75 |
0 |
0 |
0 |
| ODI |
0 |
33 |
2 |
37 |
118 |
56 |
1 |
0 |
| CDI |
0 |
20 |
1 |
48 |
208 |
257 |
97 |
9 |
| VCDI |
0 |
24 |
3 |
54 |
464 |
2496 |
14278 |
27172 |
|
Date: 2018-05-05:
| 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 |
118 |
8 |
7 |
0 |
0 |
0 |
0 |
| OW |
0 |
94 |
17 |
90 |
2 |
0 |
0 |
0 |
| VODI |
0 |
54 |
6 |
79 |
46 |
0 |
0 |
0 |
| ODI |
0 |
20 |
2 |
43 |
114 |
14 |
0 |
0 |
| CDI |
0 |
17 |
2 |
71 |
263 |
203 |
50 |
5 |
| VCDI |
0 |
18 |
3 |
60 |
569 |
2018 |
11977 |
29896 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
124 |
14 |
15 |
0 |
0 |
0 |
0 |
| OW |
0 |
61 |
7 |
68 |
5 |
0 |
0 |
0 |
| VODI |
0 |
79 |
9 |
87 |
34 |
3 |
0 |
0 |
| ODI |
0 |
22 |
3 |
46 |
140 |
8 |
0 |
0 |
| CDI |
0 |
15 |
2 |
48 |
242 |
183 |
53 |
2 |
| VCDI |
0 |
20 |
3 |
86 |
573 |
2041 |
11974 |
29899 |
|
Date: 2018-05-07:
| 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 |
110 |
3 |
3 |
0 |
0 |
0 |
0 |
| OW |
0 |
119 |
10 |
92 |
4 |
0 |
0 |
0 |
| VODI |
0 |
2 |
2 |
117 |
233 |
2 |
0 |
0 |
| ODI |
0 |
0 |
0 |
50 |
220 |
42 |
0 |
0 |
| CDI |
0 |
0 |
0 |
33 |
346 |
456 |
49 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
393 |
2794 |
11833 |
28953 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
116 |
2 |
2 |
0 |
0 |
0 |
0 |
| OW |
0 |
91 |
2 |
23 |
3 |
0 |
0 |
0 |
| VODI |
0 |
24 |
11 |
86 |
114 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
61 |
181 |
21 |
3 |
0 |
| CDI |
0 |
0 |
0 |
71 |
257 |
259 |
48 |
0 |
| VCDI |
0 |
0 |
0 |
52 |
641 |
3014 |
11831 |
28953 |
|
Date: 2018-05-09:
| 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 |
241 |
11 |
18 |
0 |
0 |
0 |
0 |
| OW |
0 |
22 |
6 |
103 |
27 |
0 |
0 |
0 |
| VODI |
0 |
1 |
1 |
87 |
168 |
2 |
0 |
0 |
| ODI |
0 |
0 |
0 |
47 |
216 |
47 |
0 |
0 |
| CDI |
0 |
0 |
0 |
60 |
382 |
309 |
62 |
1 |
| VCDI |
0 |
0 |
0 |
1 |
356 |
4010 |
15668 |
24020 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
170 |
5 |
8 |
8 |
0 |
0 |
0 |
| OW |
0 |
59 |
1 |
27 |
34 |
0 |
0 |
0 |
| VODI |
0 |
35 |
12 |
73 |
137 |
5 |
0 |
0 |
| ODI |
0 |
0 |
0 |
87 |
156 |
69 |
9 |
0 |
| CDI |
0 |
0 |
0 |
98 |
237 |
266 |
79 |
0 |
| VCDI |
0 |
0 |
0 |
23 |
577 |
4028 |
15642 |
24021 |
|
Date: 2018-05-11:
| 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 |
319 |
2 |
19 |
0 |
0 |
0 |
0 |
| OW |
0 |
126 |
1 |
17 |
1 |
0 |
0 |
0 |
| VODI |
0 |
108 |
9 |
93 |
35 |
2 |
0 |
0 |
| ODI |
0 |
50 |
7 |
136 |
104 |
52 |
0 |
0 |
| CDI |
0 |
62 |
11 |
146 |
270 |
253 |
126 |
0 |
| VCDI |
0 |
4 |
1 |
96 |
519 |
3730 |
18089 |
21478 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
222 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
135 |
0 |
8 |
1 |
1 |
0 |
0 |
| VODI |
0 |
171 |
8 |
123 |
14 |
25 |
0 |
0 |
| ODI |
0 |
69 |
13 |
137 |
106 |
61 |
16 |
0 |
| CDI |
0 |
47 |
6 |
132 |
224 |
198 |
176 |
0 |
| VCDI |
0 |
25 |
4 |
107 |
584 |
3752 |
18023 |
21478 |
|
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