Validation of sea ice concentration - American sector
Reference date: 2025-01-02
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-12-27:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
180 |
1442 |
91 |
169 |
0 |
0 |
0 |
0 |
| OW |
4 |
115 |
18 |
155 |
101 |
0 |
0 |
0 |
| VODI |
10 |
206 |
15 |
106 |
324 |
21 |
0 |
0 |
| ODI |
38 |
360 |
44 |
302 |
329 |
368 |
29 |
0 |
| CDI |
0 |
0 |
0 |
102 |
679 |
987 |
387 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
108 |
1306 |
7366 |
30494 |
|
|
Date: 2024-12-29:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
216 |
1515 |
113 |
91 |
0 |
0 |
0 |
0 |
| OW |
0 |
181 |
41 |
189 |
26 |
0 |
0 |
0 |
| VODI |
0 |
383 |
39 |
180 |
297 |
0 |
0 |
0 |
| ODI |
0 |
213 |
95 |
220 |
670 |
279 |
0 |
0 |
| CDI |
0 |
2 |
8 |
70 |
389 |
1437 |
124 |
4 |
| VCDI |
0 |
0 |
0 |
9 |
57 |
1146 |
5227 |
32636 |
|
|
Date: 2024-12-31:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
381 |
1679 |
85 |
73 |
0 |
0 |
0 |
0 |
| OW |
7 |
146 |
61 |
149 |
12 |
0 |
0 |
0 |
| VODI |
4 |
116 |
41 |
247 |
219 |
6 |
0 |
0 |
| ODI |
0 |
25 |
14 |
434 |
933 |
85 |
0 |
0 |
| CDI |
0 |
0 |
0 |
163 |
432 |
1173 |
76 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
38 |
1403 |
6710 |
31144 |
|
|
Date: 2025-01-02:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
222 |
1646 |
118 |
245 |
7 |
0 |
0 |
0 |
| OW |
6 |
141 |
12 |
126 |
145 |
6 |
0 |
0 |
| VODI |
2 |
137 |
39 |
299 |
145 |
140 |
11 |
0 |
| ODI |
0 |
17 |
6 |
346 |
159 |
150 |
233 |
0 |
| CDI |
0 |
0 |
0 |
5 |
162 |
487 |
468 |
1 |
| VCDI |
0 |
0 |
0 |
0 |
53 |
2455 |
9054 |
28814 |
|
|
Date: 2025-01-04:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
443 |
1687 |
89 |
77 |
0 |
0 |
0 |
0 |
| OW |
23 |
109 |
38 |
172 |
66 |
0 |
0 |
0 |
| VODI |
0 |
97 |
35 |
337 |
189 |
21 |
0 |
0 |
| ODI |
0 |
32 |
12 |
169 |
82 |
151 |
0 |
0 |
| CDI |
0 |
2 |
5 |
90 |
218 |
265 |
98 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
137 |
2997 |
6615 |
31601 |
|
|
Date: 2025-01-06:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
184 |
1571 |
164 |
351 |
14 |
0 |
0 |
0 |
| OW |
29 |
72 |
26 |
168 |
174 |
0 |
0 |
0 |
| VODI |
0 |
44 |
13 |
274 |
139 |
88 |
0 |
0 |
| ODI |
0 |
0 |
0 |
87 |
155 |
129 |
14 |
0 |
| CDI |
0 |
0 |
0 |
5 |
127 |
284 |
181 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
33 |
1729 |
7539 |
32263 |
|
|
Date: 2025-01-08:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
43 |
1148 |
71 |
286 |
109 |
0 |
0 |
0 |
| OW |
5 |
75 |
12 |
92 |
329 |
39 |
0 |
0 |
| VODI |
2 |
19 |
1 |
92 |
128 |
112 |
4 |
0 |
| ODI |
0 |
0 |
0 |
39 |
192 |
137 |
51 |
0 |
| CDI |
0 |
0 |
0 |
14 |
310 |
246 |
226 |
7 |
| VCDI |
0 |
0 |
0 |
0 |
51 |
2384 |
8749 |
30884 |
|
|
Date: 2025-01-10:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
773 |
58 |
127 |
0 |
0 |
0 |
0 |
| OW |
0 |
90 |
11 |
133 |
203 |
39 |
0 |
0 |
| VODI |
0 |
57 |
11 |
117 |
68 |
267 |
105 |
0 |
| ODI |
0 |
1 |
0 |
89 |
113 |
50 |
223 |
0 |
| CDI |
0 |
0 |
1 |
30 |
380 |
102 |
408 |
5 |
| VCDI |
0 |
0 |
0 |
0 |
157 |
994 |
8428 |
32817 |
|
|
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