Validation of sea ice concentration - Asian sector
Reference date: 2025-07-03
Model: GLO MFC - NEMO
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-06-27:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1023 |
4565 |
206 |
177 |
27 |
1 |
0 |
0 |
| OW |
0 |
329 |
138 |
264 |
85 |
8 |
1 |
0 |
| VODI |
0 |
160 |
105 |
271 |
193 |
97 |
13 |
0 |
| ODI |
0 |
260 |
112 |
615 |
1108 |
1114 |
185 |
0 |
| CDI |
0 |
34 |
38 |
117 |
1233 |
6712 |
3937 |
42 |
| VCDI |
0 |
0 |
0 |
0 |
19 |
948 |
7882 |
63 |
|
|
Date: 2025-06-29:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1164 |
4701 |
235 |
237 |
51 |
5 |
0 |
0 |
| OW |
0 |
249 |
106 |
197 |
65 |
14 |
0 |
0 |
| VODI |
0 |
160 |
84 |
254 |
234 |
114 |
14 |
0 |
| ODI |
0 |
210 |
135 |
630 |
1381 |
1331 |
157 |
0 |
| CDI |
0 |
32 |
24 |
76 |
1180 |
7242 |
3845 |
91 |
| VCDI |
0 |
0 |
0 |
0 |
20 |
897 |
6802 |
145 |
|
|
Date: 2025-07-01:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1173 |
4776 |
259 |
241 |
31 |
1 |
1 |
0 |
| OW |
0 |
202 |
81 |
189 |
78 |
17 |
0 |
0 |
| VODI |
0 |
215 |
107 |
285 |
277 |
147 |
11 |
0 |
| ODI |
0 |
195 |
128 |
638 |
1668 |
1304 |
91 |
0 |
| CDI |
0 |
30 |
9 |
85 |
1190 |
7261 |
3487 |
85 |
| VCDI |
0 |
0 |
0 |
0 |
19 |
1093 |
6238 |
470 |
|
|
Date: 2025-07-03:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1110 |
4925 |
232 |
196 |
33 |
1 |
0 |
0 |
| OW |
0 |
210 |
90 |
223 |
93 |
22 |
2 |
0 |
| VODI |
0 |
240 |
109 |
317 |
400 |
207 |
8 |
0 |
| ODI |
0 |
247 |
126 |
599 |
1800 |
1306 |
60 |
0 |
| CDI |
0 |
17 |
9 |
99 |
1708 |
8258 |
2636 |
26 |
| VCDI |
0 |
0 |
0 |
0 |
2 |
655 |
5998 |
118 |
|
|
Date: 2025-07-05:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1347 |
4994 |
173 |
166 |
30 |
0 |
0 |
0 |
| OW |
0 |
195 |
100 |
198 |
118 |
7 |
0 |
0 |
| VODI |
0 |
237 |
98 |
448 |
595 |
201 |
3 |
0 |
| ODI |
0 |
278 |
123 |
700 |
2581 |
1096 |
120 |
0 |
| CDI |
0 |
12 |
6 |
95 |
1583 |
7628 |
3158 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
6 |
477 |
5309 |
0 |
|
|
Date: 2025-07-07:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1190 |
5480 |
189 |
178 |
41 |
1 |
0 |
0 |
| OW |
0 |
207 |
88 |
224 |
127 |
6 |
0 |
0 |
| VODI |
0 |
203 |
104 |
475 |
654 |
167 |
9 |
0 |
| ODI |
0 |
290 |
130 |
651 |
2359 |
1650 |
99 |
0 |
| CDI |
0 |
15 |
8 |
69 |
943 |
8465 |
2584 |
219 |
| VCDI |
0 |
0 |
0 |
0 |
5 |
744 |
4138 |
370 |
|
|
Date: 2025-07-09:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1379 |
5674 |
183 |
211 |
42 |
0 |
0 |
0 |
| OW |
0 |
326 |
130 |
384 |
148 |
1 |
0 |
0 |
| VODI |
0 |
231 |
119 |
568 |
661 |
241 |
0 |
0 |
| ODI |
0 |
313 |
132 |
545 |
2046 |
1708 |
7 |
0 |
| CDI |
0 |
5 |
3 |
36 |
3848 |
8272 |
373 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
2299 |
2125 |
72 |
0 |
|
|
Date: 2025-07-11:
| Best estimate |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1852 |
5504 |
176 |
230 |
53 |
0 |
0 |
0 |
| OW |
0 |
432 |
140 |
426 |
250 |
8 |
0 |
0 |
| VODI |
0 |
294 |
131 |
633 |
1169 |
207 |
1 |
0 |
| ODI |
0 |
278 |
155 |
523 |
2110 |
1082 |
5 |
0 |
| CDI |
0 |
4 |
3 |
26 |
2088 |
13653 |
525 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
54 |
69 |
0 |
|
|
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