Validation of sea ice concentration - American sector
Bulletin date: 2019-12-26
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2019-12-20:
| 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 |
0 |
344 |
4 |
87 |
131 |
0 |
0 |
0 |
| OW |
0 |
375 |
16 |
231 |
275 |
19 |
0 |
0 |
| VODI |
0 |
151 |
22 |
221 |
525 |
149 |
0 |
0 |
| ODI |
0 |
45 |
12 |
111 |
275 |
458 |
7 |
0 |
| CDI |
0 |
53 |
6 |
54 |
304 |
747 |
92 |
0 |
| VCDI |
0 |
5 |
2 |
6 |
264 |
3702 |
12150 |
25023 |
|
...date precedes bulletin
|
Date: 2019-12-22:
| 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 |
0 |
17 |
2 |
2 |
42 |
44 |
0 |
0 |
| OW |
0 |
165 |
7 |
84 |
119 |
125 |
0 |
0 |
| VODI |
0 |
163 |
17 |
132 |
465 |
348 |
0 |
0 |
| ODI |
0 |
40 |
6 |
94 |
330 |
428 |
19 |
0 |
| CDI |
0 |
0 |
0 |
16 |
306 |
908 |
108 |
0 |
| VCDI |
0 |
0 |
0 |
20 |
182 |
3268 |
11893 |
26516 |
|
...date precedes bulletin
|
Date: 2019-12-24:
| 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 |
0 |
53 |
3 |
48 |
2 |
27 |
0 |
0 |
| OW |
0 |
88 |
9 |
67 |
80 |
102 |
0 |
0 |
| VODI |
0 |
19 |
10 |
123 |
245 |
159 |
11 |
0 |
| ODI |
0 |
0 |
0 |
49 |
399 |
356 |
45 |
0 |
| CDI |
0 |
0 |
0 |
0 |
318 |
711 |
328 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
125 |
2458 |
11607 |
28424 |
|
...date precedes bulletin
|
Date: 2019-12-26:
| 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 |
0 |
0 |
0 |
3 |
2 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
107 |
52 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
113 |
98 |
12 |
63 |
0 |
| ODI |
0 |
0 |
0 |
24 |
137 |
172 |
68 |
0 |
| CDI |
0 |
0 |
0 |
0 |
227 |
725 |
136 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
49 |
2660 |
12738 |
28479 |
|
|
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 |
5 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
94 |
43 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
114 |
94 |
14 |
61 |
0 |
| ODI |
0 |
0 |
0 |
34 |
132 |
154 |
75 |
0 |
| CDI |
0 |
0 |
0 |
0 |
235 |
646 |
165 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
56 |
2755 |
12704 |
28479 |
|
Date: 2019-12-28:
| 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 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
17 |
35 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
97 |
128 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
29 |
148 |
14 |
0 |
0 |
| CDI |
0 |
0 |
0 |
1 |
274 |
352 |
13 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
154 |
3600 |
14825 |
26177 |
|
|
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 |
3 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
7 |
23 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
92 |
112 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
40 |
174 |
17 |
0 |
0 |
| CDI |
0 |
0 |
0 |
5 |
264 |
335 |
16 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
164 |
3613 |
14822 |
26178 |
|
Date: 2019-12-30:
| 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 |
4 |
3 |
36 |
29 |
0 |
0 |
0 |
| VODI |
0 |
26 |
8 |
122 |
115 |
0 |
0 |
0 |
| ODI |
0 |
1 |
1 |
28 |
158 |
12 |
0 |
0 |
| CDI |
0 |
0 |
0 |
25 |
427 |
434 |
116 |
0 |
| VCDI |
0 |
0 |
0 |
18 |
180 |
2837 |
13532 |
27754 |
|
|
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 |
1 |
8 |
0 |
0 |
0 |
| VODI |
0 |
12 |
3 |
39 |
36 |
0 |
0 |
0 |
| ODI |
0 |
16 |
7 |
105 |
95 |
29 |
0 |
0 |
| CDI |
0 |
3 |
2 |
46 |
203 |
197 |
34 |
1 |
| VCDI |
0 |
0 |
0 |
38 |
567 |
3057 |
13614 |
27753 |
|
Date: 2020-01-01:
| 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 |
0 |
6 |
0 |
0 |
0 |
| VODI |
0 |
11 |
4 |
60 |
68 |
0 |
0 |
0 |
| ODI |
0 |
14 |
4 |
49 |
129 |
5 |
0 |
0 |
| CDI |
0 |
0 |
0 |
8 |
197 |
215 |
22 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
203 |
2767 |
12625 |
29478 |
|
|
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 |
12 |
36 |
0 |
0 |
0 |
| ODI |
0 |
23 |
7 |
48 |
65 |
26 |
0 |
0 |
| CDI |
0 |
2 |
1 |
57 |
166 |
248 |
43 |
13 |
| VCDI |
0 |
0 |
0 |
0 |
336 |
2713 |
12604 |
29466 |
|
Date: 2020-01-03:
| 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 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
2 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
8 |
39 |
0 |
0 |
0 |
| ODI |
0 |
9 |
5 |
81 |
122 |
3 |
0 |
0 |
| CDI |
0 |
0 |
0 |
43 |
143 |
94 |
10 |
6 |
| VCDI |
0 |
0 |
0 |
1 |
527 |
2297 |
11270 |
31206 |
|
|
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 |
28 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
12 |
54 |
14 |
2 |
0 |
| CDI |
0 |
9 |
5 |
79 |
132 |
206 |
71 |
29 |
| VCDI |
0 |
0 |
0 |
42 |
619 |
2174 |
11207 |
31183 |
|
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