Validation of sea ice concentration - Asian sector
Bulletin date: 2022-09-15
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-09-09:
| 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 |
9305 |
8051 |
22 |
61 |
0 |
0 |
0 |
0 |
| OW |
0 |
855 |
72 |
370 |
2 |
0 |
0 |
0 |
| VODI |
0 |
241 |
72 |
1092 |
398 |
0 |
0 |
0 |
| ODI |
0 |
2 |
3 |
352 |
3565 |
901 |
0 |
0 |
| CDI |
0 |
0 |
0 |
4 |
1483 |
4636 |
28 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
25 |
542 |
0 |
0 |
|
...date precedes bulletin
|
Date: 2022-09-11:
| 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 |
9872 |
7420 |
21 |
18 |
15 |
0 |
0 |
0 |
| OW |
0 |
1031 |
67 |
214 |
85 |
0 |
0 |
0 |
| VODI |
0 |
362 |
76 |
739 |
543 |
11 |
0 |
0 |
| ODI |
0 |
16 |
9 |
396 |
2429 |
1104 |
4 |
0 |
| CDI |
0 |
0 |
0 |
6 |
765 |
5699 |
309 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
10 |
861 |
0 |
0 |
|
...date precedes bulletin
|
Date: 2022-09-13:
| 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 |
9932 |
8698 |
31 |
33 |
0 |
0 |
0 |
0 |
| OW |
0 |
387 |
106 |
371 |
7 |
0 |
0 |
0 |
| VODI |
0 |
36 |
24 |
852 |
353 |
0 |
0 |
0 |
| ODI |
0 |
0 |
1 |
106 |
2589 |
220 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
772 |
6678 |
352 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
534 |
0 |
0 |
|
...date precedes bulletin
|
Date: 2022-09-15:
| 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 |
10680 |
7908 |
7 |
5 |
0 |
0 |
0 |
0 |
| OW |
0 |
663 |
96 |
247 |
0 |
0 |
0 |
0 |
| VODI |
0 |
120 |
56 |
861 |
226 |
0 |
0 |
0 |
| ODI |
0 |
7 |
6 |
340 |
1767 |
366 |
0 |
0 |
| CDI |
0 |
0 |
0 |
6 |
729 |
6928 |
202 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
12 |
850 |
0 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
10680 |
7912 |
22 |
60 |
0 |
0 |
0 |
0 |
| OW |
0 |
624 |
70 |
237 |
0 |
0 |
0 |
0 |
| VODI |
0 |
154 |
67 |
731 |
209 |
0 |
0 |
0 |
| ODI |
0 |
8 |
6 |
425 |
1395 |
203 |
0 |
0 |
| CDI |
0 |
0 |
0 |
6 |
1130 |
7136 |
202 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
805 |
0 |
0 |
|
Date: 2022-09-17:
| 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 |
10699 |
7698 |
7 |
9 |
0 |
0 |
0 |
0 |
| OW |
0 |
798 |
57 |
224 |
0 |
0 |
0 |
0 |
| VODI |
0 |
241 |
83 |
727 |
235 |
1 |
0 |
0 |
| ODI |
0 |
16 |
9 |
321 |
1099 |
579 |
0 |
0 |
| CDI |
0 |
0 |
0 |
10 |
640 |
6832 |
494 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
7 |
964 |
332 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
10699 |
7739 |
23 |
72 |
0 |
0 |
0 |
0 |
| OW |
0 |
717 |
33 |
213 |
20 |
0 |
0 |
0 |
| VODI |
0 |
284 |
90 |
616 |
186 |
0 |
0 |
0 |
| ODI |
0 |
13 |
10 |
374 |
929 |
283 |
0 |
0 |
| CDI |
0 |
0 |
0 |
16 |
841 |
7068 |
492 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
5 |
1025 |
334 |
0 |
|
Date: 2022-09-19:
| 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 |
10151 |
8177 |
27 |
57 |
1 |
0 |
0 |
0 |
| OW |
0 |
609 |
71 |
218 |
29 |
0 |
0 |
0 |
| VODI |
0 |
76 |
41 |
857 |
183 |
0 |
0 |
0 |
| ODI |
0 |
1 |
2 |
72 |
1138 |
33 |
0 |
0 |
| CDI |
0 |
0 |
0 |
2 |
251 |
5883 |
1005 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1391 |
1807 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
10151 |
8029 |
35 |
130 |
5 |
0 |
0 |
0 |
| OW |
0 |
609 |
39 |
292 |
45 |
0 |
0 |
0 |
| VODI |
0 |
211 |
62 |
572 |
268 |
16 |
0 |
0 |
| ODI |
0 |
14 |
5 |
199 |
848 |
197 |
0 |
0 |
| CDI |
0 |
0 |
0 |
13 |
436 |
5817 |
1676 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1277 |
1136 |
0 |
|
Date: 2022-09-21:
| 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 |
9621 |
8362 |
37 |
90 |
3 |
0 |
0 |
0 |
| OW |
0 |
711 |
59 |
254 |
40 |
2 |
0 |
0 |
| VODI |
0 |
112 |
39 |
669 |
312 |
32 |
0 |
0 |
| ODI |
0 |
1 |
1 |
73 |
788 |
200 |
0 |
0 |
| CDI |
0 |
0 |
0 |
1 |
247 |
3232 |
1404 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1344 |
4448 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
9621 |
8141 |
42 |
155 |
15 |
0 |
0 |
0 |
| OW |
0 |
743 |
45 |
255 |
75 |
1 |
0 |
0 |
| VODI |
0 |
257 |
40 |
466 |
297 |
25 |
0 |
0 |
| ODI |
0 |
41 |
6 |
171 |
544 |
270 |
2 |
0 |
| CDI |
0 |
4 |
3 |
40 |
449 |
3040 |
1679 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
10 |
1474 |
4171 |
0 |
|
Date: 2022-09-23:
| 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 |
9569 |
7799 |
44 |
145 |
10 |
0 |
0 |
0 |
| OW |
0 |
941 |
50 |
263 |
47 |
0 |
0 |
0 |
| VODI |
0 |
207 |
39 |
441 |
447 |
60 |
0 |
0 |
| ODI |
0 |
5 |
5 |
91 |
481 |
323 |
9 |
0 |
| CDI |
0 |
0 |
0 |
17 |
273 |
1729 |
630 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
13 |
1615 |
6349 |
480 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
9569 |
7895 |
64 |
253 |
59 |
2 |
0 |
0 |
| OW |
0 |
657 |
36 |
252 |
82 |
13 |
0 |
0 |
| VODI |
0 |
284 |
21 |
265 |
426 |
117 |
0 |
0 |
| ODI |
0 |
78 |
8 |
94 |
286 |
301 |
34 |
0 |
| CDI |
0 |
38 |
9 |
93 |
386 |
1466 |
987 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
32 |
1828 |
5967 |
480 |
|
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