Validation of sea ice concentration - Asian sector
Bulletin date: 2022-07-14
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-07-08:
| 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 |
476 |
5781 |
87 |
316 |
40 |
1 |
0 |
0 |
| OW |
1 |
484 |
99 |
609 |
277 |
7 |
0 |
0 |
| VODI |
0 |
131 |
24 |
852 |
572 |
45 |
1 |
0 |
| ODI |
0 |
58 |
7 |
255 |
1391 |
125 |
6 |
0 |
| CDI |
0 |
13 |
5 |
113 |
2152 |
8684 |
839 |
0 |
| VCDI |
0 |
1 |
1 |
18 |
341 |
4112 |
4158 |
0 |
|
...date precedes bulletin
|
Date: 2022-07-10:
| 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 |
1243 |
5332 |
73 |
350 |
58 |
1 |
0 |
0 |
| OW |
2 |
570 |
78 |
556 |
242 |
7 |
0 |
0 |
| VODI |
0 |
192 |
51 |
852 |
459 |
37 |
0 |
0 |
| ODI |
0 |
49 |
6 |
339 |
1211 |
140 |
1 |
0 |
| CDI |
0 |
11 |
2 |
116 |
3156 |
9690 |
1312 |
0 |
| VCDI |
0 |
1 |
0 |
3 |
113 |
2392 |
3437 |
0 |
|
...date precedes bulletin
|
Date: 2022-07-12:
| 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 |
1478 |
5852 |
111 |
437 |
48 |
1 |
0 |
0 |
| OW |
2 |
292 |
87 |
729 |
115 |
5 |
0 |
0 |
| VODI |
0 |
20 |
14 |
945 |
703 |
23 |
0 |
0 |
| ODI |
0 |
1 |
1 |
116 |
1972 |
166 |
0 |
0 |
| CDI |
0 |
2 |
0 |
44 |
3306 |
8923 |
1720 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
16 |
1980 |
2973 |
0 |
|
...date precedes bulletin
|
Date: 2022-07-14:
| 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 |
1913 |
5638 |
95 |
493 |
57 |
0 |
0 |
0 |
| OW |
2 |
373 |
84 |
787 |
145 |
4 |
0 |
0 |
| VODI |
0 |
85 |
34 |
854 |
697 |
21 |
0 |
0 |
| ODI |
0 |
2 |
4 |
145 |
1574 |
553 |
0 |
0 |
| CDI |
0 |
0 |
3 |
74 |
3132 |
10171 |
1685 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
39 |
2403 |
1014 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1913 |
5658 |
101 |
563 |
96 |
0 |
0 |
0 |
| OW |
2 |
341 |
77 |
689 |
131 |
5 |
0 |
0 |
| VODI |
0 |
95 |
33 |
864 |
617 |
24 |
0 |
0 |
| ODI |
0 |
4 |
6 |
168 |
1710 |
556 |
0 |
0 |
| CDI |
0 |
0 |
3 |
70 |
3061 |
10014 |
1580 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
29 |
2553 |
1119 |
0 |
|
Date: 2022-07-16:
| 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 |
2647 |
5351 |
74 |
359 |
32 |
0 |
0 |
0 |
| OW |
2 |
595 |
90 |
678 |
89 |
2 |
0 |
0 |
| VODI |
0 |
202 |
44 |
904 |
472 |
19 |
0 |
0 |
| ODI |
0 |
2 |
6 |
222 |
1627 |
643 |
0 |
0 |
| CDI |
0 |
2 |
2 |
81 |
3409 |
9847 |
2492 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
174 |
1693 |
322 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
2647 |
5399 |
79 |
426 |
64 |
0 |
0 |
0 |
| OW |
2 |
504 |
85 |
610 |
58 |
2 |
0 |
0 |
| VODI |
0 |
239 |
41 |
876 |
457 |
22 |
0 |
0 |
| ODI |
0 |
8 |
9 |
257 |
1784 |
718 |
5 |
0 |
| CDI |
0 |
2 |
2 |
75 |
3263 |
9826 |
2420 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
177 |
1636 |
389 |
0 |
|
Date: 2022-07-18:
| 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 |
3651 |
4896 |
57 |
253 |
7 |
0 |
0 |
0 |
| OW |
66 |
617 |
115 |
520 |
20 |
2 |
0 |
0 |
| VODI |
0 |
31 |
27 |
1129 |
267 |
10 |
0 |
0 |
| ODI |
0 |
7 |
1 |
150 |
3003 |
230 |
0 |
0 |
| CDI |
0 |
2 |
3 |
59 |
2115 |
12019 |
1268 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
3 |
501 |
1052 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
3632 |
4740 |
61 |
373 |
16 |
0 |
0 |
0 |
| OW |
85 |
559 |
75 |
542 |
42 |
4 |
0 |
0 |
| VODI |
0 |
238 |
46 |
719 |
444 |
39 |
0 |
0 |
| ODI |
0 |
11 |
17 |
352 |
1788 |
1002 |
28 |
0 |
| CDI |
0 |
5 |
4 |
126 |
2773 |
10609 |
2145 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
352 |
1108 |
147 |
0 |
|
Date: 2022-07-20:
| 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 |
3934 |
4998 |
47 |
270 |
5 |
0 |
0 |
0 |
| OW |
16 |
666 |
75 |
363 |
50 |
0 |
0 |
0 |
| VODI |
0 |
140 |
49 |
899 |
302 |
6 |
0 |
0 |
| ODI |
0 |
19 |
7 |
270 |
2812 |
656 |
22 |
0 |
| CDI |
0 |
4 |
2 |
55 |
2758 |
9885 |
2914 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
36 |
98 |
724 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
3901 |
4720 |
47 |
336 |
31 |
0 |
0 |
0 |
| OW |
49 |
652 |
57 |
411 |
38 |
0 |
0 |
0 |
| VODI |
0 |
361 |
46 |
564 |
442 |
27 |
0 |
0 |
| ODI |
0 |
78 |
27 |
424 |
1814 |
1121 |
98 |
0 |
| CDI |
0 |
16 |
3 |
122 |
3595 |
8867 |
3342 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
43 |
630 |
220 |
0 |
|
Date: 2022-07-22:
| 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 |
4562 |
4644 |
36 |
193 |
3 |
0 |
0 |
0 |
| OW |
0 |
809 |
57 |
303 |
29 |
0 |
0 |
0 |
| VODI |
0 |
358 |
52 |
720 |
325 |
5 |
0 |
0 |
| ODI |
0 |
50 |
11 |
228 |
2372 |
1367 |
60 |
0 |
| CDI |
0 |
9 |
4 |
48 |
2143 |
9116 |
4074 |
5 |
| VCDI |
0 |
0 |
0 |
0 |
54 |
19 |
426 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
4547 |
4372 |
52 |
260 |
10 |
0 |
0 |
0 |
| OW |
14 |
740 |
30 |
263 |
26 |
1 |
0 |
0 |
| VODI |
1 |
553 |
42 |
456 |
433 |
68 |
0 |
0 |
| ODI |
0 |
172 |
30 |
409 |
1505 |
1663 |
215 |
0 |
| CDI |
0 |
33 |
6 |
104 |
2891 |
8681 |
4071 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
61 |
94 |
274 |
5 |
|
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