Validation of sea ice concentration - Asian sector
Bulletin date: 2020-05-07
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-05-01:
| 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 |
0 |
98 |
7 |
48 |
0 |
0 |
0 |
0 |
| OW |
0 |
87 |
19 |
191 |
73 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
91 |
271 |
33 |
0 |
0 |
| ODI |
0 |
0 |
0 |
22 |
394 |
262 |
11 |
7 |
| CDI |
0 |
0 |
0 |
26 |
246 |
961 |
391 |
25 |
| VCDI |
0 |
0 |
0 |
14 |
95 |
2799 |
13109 |
12802 |
|
...date precedes bulletin
|
Date: 2020-05-03:
| 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 |
0 |
123 |
11 |
65 |
17 |
0 |
0 |
0 |
| OW |
0 |
72 |
12 |
142 |
76 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
58 |
240 |
65 |
0 |
0 |
| ODI |
0 |
0 |
0 |
15 |
254 |
369 |
24 |
6 |
| CDI |
0 |
0 |
0 |
21 |
143 |
951 |
734 |
11 |
| VCDI |
0 |
0 |
0 |
9 |
70 |
1796 |
12547 |
14251 |
|
...date precedes bulletin
|
Date: 2020-05-05:
| 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 |
0 |
185 |
12 |
74 |
0 |
0 |
0 |
0 |
| OW |
0 |
67 |
15 |
84 |
48 |
0 |
0 |
0 |
| VODI |
0 |
0 |
1 |
119 |
183 |
7 |
0 |
0 |
| ODI |
0 |
0 |
0 |
12 |
349 |
107 |
5 |
0 |
| CDI |
0 |
0 |
0 |
0 |
187 |
816 |
98 |
17 |
| VCDI |
0 |
0 |
0 |
0 |
68 |
1763 |
11092 |
16773 |
|
...date precedes bulletin
|
Date: 2020-05-07:
| 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 |
0 |
237 |
8 |
55 |
1 |
0 |
0 |
0 |
| OW |
0 |
121 |
20 |
105 |
4 |
0 |
0 |
0 |
| VODI |
0 |
14 |
6 |
173 |
135 |
6 |
0 |
0 |
| ODI |
0 |
0 |
1 |
56 |
328 |
54 |
7 |
0 |
| CDI |
0 |
0 |
0 |
33 |
210 |
493 |
168 |
2 |
| VCDI |
0 |
0 |
0 |
17 |
154 |
1925 |
11980 |
15769 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
294 |
8 |
42 |
0 |
0 |
0 |
0 |
| OW |
0 |
65 |
20 |
147 |
12 |
0 |
0 |
0 |
| VODI |
0 |
13 |
7 |
137 |
147 |
2 |
0 |
0 |
| ODI |
0 |
0 |
0 |
70 |
285 |
31 |
16 |
0 |
| CDI |
0 |
0 |
0 |
32 |
251 |
441 |
152 |
3 |
| VCDI |
0 |
0 |
0 |
11 |
137 |
2004 |
11987 |
15768 |
|
Date: 2020-05-09:
| 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 |
0 |
308 |
4 |
35 |
8 |
0 |
0 |
0 |
| OW |
0 |
153 |
23 |
49 |
13 |
0 |
0 |
0 |
| VODI |
0 |
25 |
10 |
204 |
79 |
8 |
0 |
0 |
| ODI |
0 |
14 |
6 |
99 |
270 |
69 |
21 |
0 |
| CDI |
0 |
9 |
4 |
60 |
448 |
405 |
85 |
14 |
| VCDI |
0 |
6 |
4 |
49 |
420 |
3843 |
11611 |
13726 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
409 |
10 |
43 |
4 |
0 |
0 |
0 |
| OW |
0 |
56 |
16 |
71 |
26 |
0 |
0 |
0 |
| VODI |
0 |
25 |
11 |
184 |
89 |
24 |
0 |
0 |
| ODI |
0 |
13 |
7 |
120 |
228 |
43 |
28 |
0 |
| CDI |
0 |
10 |
6 |
38 |
477 |
373 |
87 |
26 |
| VCDI |
0 |
2 |
1 |
40 |
414 |
3885 |
11602 |
13714 |
|
Date: 2020-05-11:
| 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 |
0 |
473 |
12 |
34 |
7 |
0 |
0 |
0 |
| OW |
0 |
67 |
18 |
127 |
12 |
0 |
0 |
0 |
| VODI |
0 |
12 |
11 |
201 |
239 |
17 |
0 |
0 |
| ODI |
0 |
0 |
1 |
43 |
487 |
166 |
9 |
0 |
| CDI |
0 |
0 |
0 |
34 |
408 |
1157 |
126 |
0 |
| VCDI |
0 |
0 |
0 |
10 |
496 |
4344 |
11208 |
12363 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
498 |
9 |
59 |
7 |
0 |
0 |
0 |
| OW |
0 |
41 |
22 |
80 |
36 |
2 |
0 |
0 |
| VODI |
0 |
3 |
0 |
152 |
173 |
41 |
4 |
0 |
| ODI |
0 |
9 |
8 |
63 |
332 |
113 |
5 |
0 |
| CDI |
0 |
1 |
3 |
78 |
466 |
775 |
132 |
22 |
| VCDI |
0 |
0 |
0 |
17 |
635 |
4753 |
11202 |
12341 |
|
Date: 2020-05-13:
| 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 |
0 |
641 |
19 |
61 |
6 |
0 |
0 |
0 |
| OW |
0 |
69 |
18 |
268 |
52 |
3 |
0 |
0 |
| VODI |
0 |
34 |
8 |
203 |
387 |
41 |
0 |
0 |
| ODI |
0 |
11 |
5 |
80 |
344 |
110 |
11 |
0 |
| CDI |
0 |
12 |
2 |
75 |
609 |
846 |
181 |
0 |
| VCDI |
0 |
0 |
1 |
53 |
901 |
4282 |
10826 |
11923 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
624 |
22 |
95 |
38 |
2 |
0 |
0 |
| OW |
0 |
44 |
8 |
155 |
86 |
8 |
0 |
0 |
| VODI |
0 |
30 |
9 |
197 |
217 |
39 |
0 |
0 |
| ODI |
0 |
51 |
10 |
113 |
364 |
86 |
35 |
0 |
| CDI |
0 |
18 |
4 |
131 |
657 |
576 |
286 |
22 |
| VCDI |
0 |
0 |
0 |
49 |
937 |
4571 |
10697 |
11901 |
|
Date: 2020-05-15:
| 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 |
5 |
905 |
20 |
95 |
8 |
0 |
0 |
0 |
| OW |
0 |
154 |
25 |
333 |
126 |
3 |
0 |
0 |
| VODI |
0 |
84 |
9 |
165 |
316 |
35 |
3 |
0 |
| ODI |
0 |
29 |
5 |
124 |
272 |
115 |
25 |
0 |
| CDI |
0 |
23 |
3 |
142 |
532 |
722 |
349 |
18 |
| VCDI |
0 |
11 |
2 |
119 |
823 |
3582 |
10773 |
12127 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
5 |
780 |
20 |
152 |
58 |
1 |
0 |
0 |
| OW |
0 |
129 |
12 |
146 |
46 |
1 |
0 |
0 |
| VODI |
0 |
140 |
14 |
234 |
170 |
30 |
10 |
0 |
| ODI |
0 |
95 |
7 |
145 |
308 |
91 |
55 |
6 |
| CDI |
0 |
56 |
9 |
169 |
605 |
659 |
482 |
33 |
| VCDI |
0 |
6 |
2 |
132 |
890 |
3675 |
10603 |
12106 |
|
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