Validation of sea ice concentration - Asian sector
Bulletin date: 2018-08-02
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2018-07-27:
| 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 |
6396 |
5034 |
46 |
318 |
35 |
0 |
0 |
0 |
| OW |
55 |
340 |
87 |
877 |
126 |
3 |
0 |
0 |
| VODI |
0 |
26 |
16 |
929 |
2058 |
23 |
0 |
0 |
| ODI |
0 |
0 |
0 |
26 |
3169 |
3648 |
0 |
0 |
| CDI |
0 |
0 |
0 |
1 |
12 |
3575 |
3669 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
44 |
1215 |
354 |
|
...date precedes bulletin
|
Date: 2018-07-29:
| 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 |
6173 |
5517 |
57 |
506 |
23 |
0 |
0 |
0 |
| OW |
1 |
315 |
71 |
990 |
156 |
0 |
0 |
0 |
| VODI |
0 |
15 |
9 |
740 |
2514 |
17 |
0 |
0 |
| ODI |
0 |
0 |
0 |
28 |
3471 |
3573 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
17 |
2874 |
3801 |
71 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
3 |
626 |
514 |
|
...date precedes bulletin
|
Date: 2018-07-31:
| 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 |
6097 |
5801 |
55 |
399 |
33 |
0 |
0 |
0 |
| OW |
1 |
413 |
68 |
531 |
40 |
0 |
0 |
0 |
| VODI |
0 |
33 |
17 |
1114 |
709 |
0 |
0 |
0 |
| ODI |
0 |
4 |
0 |
75 |
4536 |
988 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
405 |
5492 |
1074 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
354 |
3450 |
393 |
|
...date precedes bulletin
|
Date: 2018-08-02:
| 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 |
6050 |
6299 |
48 |
142 |
7 |
0 |
0 |
0 |
| OW |
1 |
556 |
80 |
380 |
10 |
0 |
0 |
0 |
| VODI |
0 |
167 |
42 |
1413 |
770 |
0 |
0 |
0 |
| ODI |
0 |
17 |
4 |
457 |
3668 |
1460 |
107 |
0 |
| CDI |
0 |
0 |
0 |
0 |
848 |
2162 |
3218 |
296 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
45 |
2825 |
1010 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
6050 |
6427 |
68 |
221 |
8 |
0 |
0 |
0 |
| OW |
1 |
429 |
56 |
411 |
15 |
0 |
0 |
0 |
| VODI |
0 |
169 |
45 |
1267 |
946 |
0 |
0 |
0 |
| ODI |
0 |
14 |
5 |
493 |
3685 |
1324 |
162 |
0 |
| CDI |
0 |
0 |
0 |
0 |
649 |
2280 |
3100 |
259 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
63 |
2888 |
1047 |
|
Date: 2018-08-04:
| 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 |
7354 |
5319 |
22 |
67 |
0 |
0 |
0 |
0 |
| OW |
5 |
703 |
57 |
306 |
14 |
0 |
0 |
0 |
| VODI |
0 |
414 |
71 |
1267 |
925 |
10 |
0 |
0 |
| ODI |
0 |
31 |
13 |
337 |
3076 |
2031 |
349 |
0 |
| CDI |
0 |
1 |
0 |
0 |
163 |
2828 |
2948 |
349 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
76 |
2362 |
984 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
7358 |
5462 |
30 |
132 |
5 |
0 |
0 |
0 |
| OW |
1 |
595 |
57 |
317 |
33 |
0 |
0 |
0 |
| VODI |
0 |
387 |
63 |
1142 |
998 |
36 |
0 |
0 |
| ODI |
0 |
23 |
13 |
386 |
3013 |
2007 |
283 |
0 |
| CDI |
0 |
1 |
0 |
0 |
129 |
2802 |
2847 |
320 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
100 |
2529 |
1013 |
|
Date: 2018-08-06:
| 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 |
8045 |
5463 |
21 |
58 |
0 |
0 |
0 |
0 |
| OW |
0 |
635 |
83 |
175 |
4 |
0 |
0 |
0 |
| VODI |
0 |
210 |
56 |
1623 |
323 |
13 |
0 |
0 |
| ODI |
0 |
7 |
0 |
116 |
3458 |
320 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
185 |
3656 |
565 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
331 |
5141 |
1594 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
8044 |
4993 |
30 |
155 |
1 |
0 |
0 |
0 |
| OW |
1 |
713 |
39 |
242 |
43 |
2 |
0 |
0 |
| VODI |
0 |
558 |
73 |
1095 |
1172 |
45 |
0 |
0 |
| ODI |
0 |
50 |
18 |
480 |
2655 |
2143 |
330 |
0 |
| CDI |
0 |
1 |
0 |
0 |
99 |
2062 |
3443 |
533 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
68 |
1933 |
1061 |
|
Date: 2018-08-08:
| 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 |
8750 |
5232 |
19 |
45 |
0 |
0 |
0 |
0 |
| OW |
0 |
606 |
58 |
325 |
7 |
1 |
0 |
0 |
| VODI |
0 |
281 |
64 |
1410 |
659 |
18 |
0 |
0 |
| ODI |
0 |
3 |
1 |
141 |
2948 |
731 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
202 |
3621 |
467 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
570 |
4788 |
1135 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
8749 |
4662 |
28 |
174 |
8 |
0 |
0 |
0 |
| OW |
1 |
662 |
34 |
307 |
57 |
6 |
0 |
0 |
| VODI |
0 |
715 |
59 |
967 |
1525 |
113 |
0 |
0 |
| ODI |
0 |
82 |
21 |
465 |
2073 |
2457 |
287 |
0 |
| CDI |
0 |
1 |
0 |
8 |
153 |
2302 |
3525 |
318 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
63 |
1443 |
817 |
|
Date: 2018-08-10:
| 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 |
8998 |
5321 |
27 |
46 |
0 |
0 |
0 |
0 |
| OW |
1 |
752 |
57 |
384 |
8 |
0 |
0 |
0 |
| VODI |
0 |
356 |
52 |
1232 |
867 |
21 |
0 |
0 |
| ODI |
0 |
6 |
4 |
153 |
2375 |
1053 |
19 |
0 |
| CDI |
0 |
0 |
0 |
4 |
190 |
3589 |
867 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1208 |
3996 |
496 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
8997 |
4830 |
36 |
183 |
1 |
0 |
0 |
0 |
| OW |
1 |
666 |
33 |
365 |
60 |
4 |
0 |
0 |
| VODI |
1 |
777 |
50 |
886 |
1800 |
290 |
4 |
0 |
| ODI |
0 |
161 |
21 |
351 |
1409 |
2788 |
312 |
0 |
| CDI |
0 |
1 |
0 |
34 |
170 |
2736 |
3497 |
264 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
53 |
1069 |
232 |
|
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