Validation of sea ice concentration - American sector
Bulletin date: 2018-05-10
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2018-05-04:
| 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 |
0 |
66 |
10 |
72 |
0 |
0 |
0 |
0 |
| OW |
0 |
116 |
10 |
74 |
8 |
0 |
0 |
0 |
| VODI |
0 |
48 |
4 |
43 |
67 |
0 |
0 |
0 |
| ODI |
0 |
27 |
4 |
37 |
117 |
23 |
0 |
0 |
| CDI |
0 |
23 |
2 |
73 |
257 |
356 |
54 |
0 |
| VCDI |
0 |
23 |
5 |
67 |
579 |
2391 |
12245 |
29065 |
|
...date precedes bulletin
|
Date: 2018-05-06:
| 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 |
0 |
55 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
186 |
6 |
22 |
1 |
0 |
0 |
0 |
| VODI |
0 |
42 |
7 |
116 |
62 |
0 |
0 |
0 |
| ODI |
0 |
13 |
4 |
61 |
130 |
5 |
0 |
0 |
| CDI |
0 |
7 |
4 |
59 |
285 |
197 |
41 |
0 |
| VCDI |
0 |
0 |
0 |
46 |
587 |
2251 |
13726 |
27953 |
|
...date precedes bulletin
|
Date: 2018-05-08:
| 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 |
0 |
172 |
11 |
20 |
0 |
0 |
0 |
0 |
| OW |
0 |
55 |
4 |
93 |
35 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
69 |
218 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
92 |
189 |
35 |
0 |
0 |
| CDI |
0 |
0 |
0 |
89 |
387 |
305 |
63 |
0 |
| VCDI |
0 |
0 |
0 |
15 |
391 |
2985 |
14743 |
25894 |
|
...date precedes bulletin
|
Date: 2018-05-10:
| 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 |
268 |
5 |
45 |
0 |
0 |
0 |
0 |
| OW |
0 |
59 |
13 |
65 |
2 |
0 |
0 |
0 |
| VODI |
0 |
19 |
14 |
123 |
65 |
2 |
0 |
0 |
| ODI |
0 |
12 |
3 |
79 |
183 |
33 |
0 |
0 |
| CDI |
0 |
17 |
4 |
96 |
360 |
280 |
71 |
18 |
| VCDI |
0 |
0 |
0 |
19 |
411 |
3509 |
17192 |
22899 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
263 |
9 |
64 |
0 |
0 |
0 |
0 |
| OW |
0 |
60 |
10 |
49 |
3 |
0 |
0 |
0 |
| VODI |
0 |
23 |
13 |
112 |
71 |
8 |
0 |
0 |
| ODI |
0 |
10 |
2 |
74 |
168 |
27 |
0 |
0 |
| CDI |
0 |
19 |
5 |
109 |
369 |
256 |
71 |
16 |
| VCDI |
0 |
0 |
0 |
19 |
410 |
3533 |
17192 |
22901 |
|
Date: 2018-05-12:
| 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 |
318 |
2 |
11 |
0 |
0 |
0 |
0 |
| OW |
0 |
146 |
3 |
14 |
3 |
0 |
0 |
0 |
| VODI |
0 |
97 |
12 |
116 |
46 |
2 |
0 |
0 |
| ODI |
0 |
62 |
5 |
139 |
142 |
57 |
1 |
0 |
| CDI |
0 |
98 |
5 |
157 |
255 |
263 |
155 |
0 |
| VCDI |
0 |
17 |
6 |
138 |
602 |
4173 |
18500 |
20321 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
317 |
2 |
13 |
0 |
0 |
0 |
0 |
| OW |
0 |
121 |
8 |
18 |
5 |
0 |
0 |
0 |
| VODI |
0 |
114 |
6 |
124 |
63 |
6 |
0 |
0 |
| ODI |
0 |
66 |
6 |
131 |
125 |
53 |
8 |
0 |
| CDI |
0 |
106 |
7 |
143 |
270 |
261 |
160 |
0 |
| VCDI |
0 |
14 |
4 |
146 |
585 |
4175 |
18488 |
20321 |
|
Date: 2018-05-14:
| 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 |
0 |
496 |
1 |
8 |
0 |
0 |
0 |
0 |
| OW |
0 |
145 |
15 |
53 |
0 |
0 |
0 |
0 |
| VODI |
0 |
35 |
5 |
256 |
124 |
8 |
0 |
0 |
| ODI |
0 |
41 |
2 |
77 |
303 |
70 |
13 |
0 |
| CDI |
0 |
64 |
12 |
72 |
449 |
452 |
115 |
12 |
| VCDI |
0 |
1 |
3 |
46 |
430 |
4076 |
18126 |
20356 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
319 |
1 |
1 |
0 |
0 |
0 |
0 |
| OW |
0 |
146 |
4 |
17 |
0 |
0 |
0 |
0 |
| VODI |
0 |
110 |
10 |
134 |
75 |
13 |
0 |
0 |
| ODI |
0 |
72 |
6 |
129 |
155 |
46 |
35 |
0 |
| CDI |
0 |
116 |
11 |
155 |
378 |
277 |
134 |
69 |
| VCDI |
0 |
19 |
6 |
76 |
698 |
4270 |
18085 |
20299 |
|
Date: 2018-05-16:
| 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 |
0 |
546 |
7 |
83 |
0 |
0 |
0 |
0 |
| OW |
0 |
94 |
10 |
54 |
21 |
0 |
0 |
0 |
| VODI |
0 |
67 |
10 |
129 |
145 |
7 |
0 |
0 |
| ODI |
0 |
61 |
9 |
150 |
303 |
47 |
20 |
0 |
| CDI |
0 |
73 |
8 |
143 |
430 |
349 |
161 |
19 |
| VCDI |
0 |
9 |
4 |
76 |
719 |
4207 |
18536 |
19369 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
333 |
3 |
9 |
0 |
0 |
0 |
0 |
| OW |
0 |
174 |
7 |
78 |
37 |
0 |
0 |
0 |
| VODI |
0 |
119 |
9 |
141 |
130 |
15 |
0 |
0 |
| ODI |
0 |
73 |
17 |
133 |
205 |
44 |
52 |
2 |
| CDI |
0 |
123 |
7 |
165 |
463 |
363 |
186 |
85 |
| VCDI |
0 |
28 |
5 |
109 |
783 |
4188 |
18479 |
19301 |
|
Date: 2018-05-18:
| 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 |
0 |
581 |
9 |
75 |
4 |
0 |
0 |
0 |
| OW |
0 |
131 |
12 |
41 |
18 |
0 |
0 |
0 |
| VODI |
0 |
86 |
17 |
256 |
123 |
6 |
0 |
0 |
| ODI |
0 |
123 |
10 |
165 |
286 |
53 |
12 |
0 |
| CDI |
0 |
87 |
20 |
196 |
435 |
315 |
235 |
2 |
| VCDI |
0 |
9 |
3 |
139 |
1072 |
3433 |
16284 |
21628 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
409 |
8 |
27 |
11 |
0 |
0 |
0 |
| OW |
0 |
181 |
7 |
119 |
28 |
0 |
0 |
0 |
| VODI |
0 |
151 |
16 |
198 |
84 |
10 |
1 |
0 |
| ODI |
0 |
135 |
13 |
157 |
162 |
62 |
51 |
3 |
| CDI |
0 |
107 |
17 |
215 |
431 |
331 |
293 |
53 |
| VCDI |
0 |
34 |
10 |
156 |
1222 |
3404 |
16186 |
21574 |
|
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