Validation of sea ice concentration - Asian sector
Bulletin date: 2020-06-25
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-06-19:
| 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 |
276 |
4731 |
112 |
681 |
57 |
1 |
0 |
0 |
| OW |
0 |
392 |
89 |
1298 |
306 |
23 |
0 |
0 |
| VODI |
0 |
40 |
17 |
1119 |
1551 |
128 |
0 |
0 |
| ODI |
0 |
4 |
2 |
123 |
1917 |
598 |
15 |
0 |
| CDI |
0 |
0 |
0 |
149 |
1733 |
3327 |
1705 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
332 |
2286 |
4771 |
4299 |
|
...date precedes bulletin
|
Date: 2020-06-21:
| 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 |
774 |
4633 |
135 |
888 |
69 |
1 |
0 |
0 |
| OW |
0 |
365 |
92 |
1605 |
429 |
48 |
0 |
0 |
| VODI |
0 |
25 |
14 |
673 |
1721 |
253 |
0 |
0 |
| ODI |
0 |
0 |
1 |
49 |
1468 |
1215 |
95 |
0 |
| CDI |
0 |
0 |
0 |
80 |
1260 |
3330 |
2627 |
19 |
| VCDI |
0 |
0 |
0 |
1 |
0 |
1892 |
5939 |
2381 |
|
...date precedes bulletin
|
Date: 2020-06-23:
| 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 |
917 |
5372 |
132 |
849 |
84 |
1 |
0 |
0 |
| OW |
0 |
214 |
76 |
1098 |
257 |
18 |
0 |
0 |
| VODI |
0 |
9 |
10 |
692 |
1301 |
58 |
0 |
0 |
| ODI |
0 |
0 |
0 |
58 |
2064 |
952 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
269 |
6060 |
477 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
0 |
2310 |
7441 |
1362 |
|
...date precedes bulletin
|
Date: 2020-06-25:
| 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 |
818 |
6228 |
132 |
750 |
88 |
1 |
0 |
0 |
| OW |
2 |
254 |
83 |
857 |
321 |
19 |
0 |
0 |
| VODI |
0 |
24 |
14 |
703 |
1530 |
83 |
0 |
0 |
| ODI |
0 |
0 |
0 |
35 |
1546 |
1338 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
166 |
6278 |
795 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
0 |
2368 |
6983 |
665 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
818 |
6268 |
154 |
929 |
153 |
9 |
0 |
0 |
| OW |
2 |
205 |
60 |
752 |
310 |
22 |
0 |
0 |
| VODI |
0 |
33 |
15 |
613 |
1535 |
83 |
0 |
0 |
| ODI |
0 |
0 |
0 |
51 |
1540 |
1560 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
113 |
6019 |
592 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
0 |
2394 |
7186 |
665 |
|
Date: 2020-06-27:
| 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 |
1061 |
6441 |
120 |
716 |
65 |
1 |
0 |
0 |
| OW |
2 |
280 |
90 |
867 |
393 |
30 |
0 |
0 |
| VODI |
0 |
39 |
17 |
704 |
1600 |
127 |
0 |
0 |
| ODI |
0 |
0 |
0 |
29 |
1898 |
1405 |
4 |
0 |
| CDI |
0 |
0 |
0 |
0 |
153 |
6733 |
875 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
0 |
2042 |
4849 |
1540 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1061 |
6474 |
154 |
900 |
142 |
12 |
0 |
0 |
| OW |
2 |
226 |
53 |
736 |
362 |
29 |
0 |
0 |
| VODI |
0 |
60 |
20 |
661 |
1639 |
141 |
0 |
0 |
| ODI |
0 |
0 |
0 |
19 |
1762 |
1522 |
5 |
0 |
| CDI |
0 |
0 |
0 |
0 |
204 |
6574 |
786 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
0 |
2060 |
4937 |
1540 |
|
Date: 2020-06-29:
| 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 |
2317 |
5724 |
95 |
530 |
57 |
1 |
0 |
0 |
| OW |
2 |
300 |
87 |
658 |
151 |
11 |
0 |
0 |
| VODI |
0 |
25 |
9 |
708 |
848 |
23 |
0 |
0 |
| ODI |
0 |
0 |
0 |
12 |
2374 |
543 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
195 |
8577 |
714 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
0 |
855 |
6603 |
662 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
2318 |
5574 |
114 |
832 |
220 |
11 |
0 |
0 |
| OW |
1 |
394 |
54 |
554 |
541 |
23 |
0 |
0 |
| VODI |
0 |
79 |
23 |
507 |
1738 |
322 |
0 |
0 |
| ODI |
0 |
2 |
0 |
15 |
1036 |
2702 |
8 |
0 |
| CDI |
0 |
0 |
0 |
0 |
90 |
6130 |
1624 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
0 |
822 |
5685 |
662 |
|
Date: 2020-07-01:
| 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 |
3920 |
4942 |
57 |
365 |
46 |
5 |
0 |
0 |
| OW |
6 |
405 |
84 |
668 |
135 |
11 |
0 |
0 |
| VODI |
0 |
39 |
26 |
905 |
903 |
51 |
0 |
0 |
| ODI |
0 |
0 |
0 |
42 |
2974 |
676 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1214 |
7053 |
1114 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
1 |
2938 |
3364 |
137 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
3921 |
4597 |
78 |
693 |
203 |
7 |
0 |
0 |
| OW |
5 |
569 |
50 |
561 |
513 |
42 |
0 |
0 |
| VODI |
0 |
199 |
37 |
633 |
1580 |
385 |
0 |
0 |
| ODI |
0 |
21 |
2 |
93 |
2021 |
2745 |
91 |
0 |
| CDI |
0 |
0 |
0 |
0 |
956 |
4879 |
1251 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
0 |
2676 |
3136 |
137 |
|
Date: 2020-07-03:
| 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 |
4159 |
5348 |
54 |
224 |
12 |
0 |
0 |
0 |
| OW |
1 |
587 |
81 |
750 |
107 |
2 |
0 |
0 |
| VODI |
0 |
157 |
55 |
962 |
1010 |
31 |
0 |
0 |
| ODI |
0 |
3 |
5 |
224 |
4031 |
1514 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1563 |
5522 |
492 |
0 |
| VCDI |
0 |
1 |
0 |
0 |
1683 |
3273 |
231 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
4159 |
5146 |
85 |
674 |
176 |
3 |
0 |
0 |
| OW |
1 |
638 |
63 |
689 |
567 |
14 |
0 |
0 |
| VODI |
0 |
311 |
45 |
633 |
1747 |
353 |
0 |
0 |
| ODI |
0 |
0 |
2 |
164 |
3068 |
2752 |
66 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1188 |
4278 |
484 |
0 |
| VCDI |
0 |
1 |
0 |
0 |
1660 |
2942 |
173 |
0 |
|
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