Validation of sea ice concentration - American sector
Bulletin date: 2020-06-18
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-06-12:
| 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 |
160 |
3601 |
178 |
1147 |
219 |
3 |
2 |
0 |
| OW |
20 |
167 |
46 |
612 |
484 |
5 |
13 |
0 |
| VODI |
0 |
68 |
24 |
412 |
1072 |
131 |
21 |
0 |
| ODI |
0 |
14 |
1 |
147 |
821 |
509 |
58 |
0 |
| CDI |
0 |
6 |
1 |
66 |
779 |
2943 |
646 |
0 |
| VCDI |
0 |
0 |
0 |
31 |
241 |
3329 |
8633 |
19256 |
|
...date precedes bulletin
|
Date: 2020-06-14:
| 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 |
214 |
4010 |
176 |
1137 |
214 |
11 |
2 |
0 |
| OW |
19 |
180 |
48 |
761 |
423 |
22 |
8 |
0 |
| VODI |
0 |
85 |
29 |
385 |
1138 |
129 |
20 |
0 |
| ODI |
0 |
12 |
2 |
142 |
912 |
491 |
41 |
0 |
| CDI |
0 |
39 |
1 |
124 |
1169 |
3554 |
479 |
0 |
| VCDI |
0 |
16 |
0 |
44 |
282 |
5925 |
7985 |
15637 |
|
...date precedes bulletin
|
Date: 2020-06-16:
| 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 |
220 |
4677 |
190 |
1151 |
165 |
9 |
0 |
0 |
| OW |
18 |
103 |
33 |
787 |
390 |
16 |
3 |
0 |
| VODI |
0 |
13 |
5 |
436 |
1216 |
80 |
6 |
0 |
| ODI |
0 |
15 |
1 |
93 |
1236 |
611 |
18 |
0 |
| CDI |
0 |
9 |
0 |
83 |
1675 |
4466 |
572 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
300 |
6355 |
11010 |
9903 |
|
...date precedes bulletin
|
Date: 2020-06-18:
| 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 |
227 |
4841 |
232 |
1442 |
167 |
7 |
0 |
0 |
| OW |
10 |
114 |
42 |
874 |
555 |
16 |
0 |
0 |
| VODI |
0 |
10 |
7 |
349 |
1265 |
84 |
4 |
0 |
| ODI |
0 |
5 |
0 |
71 |
1091 |
803 |
22 |
0 |
| CDI |
0 |
5 |
1 |
71 |
1862 |
4628 |
50 |
0 |
| VCDI |
0 |
32 |
2 |
85 |
1448 |
11462 |
6980 |
7002 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
227 |
4839 |
237 |
1616 |
290 |
6 |
0 |
0 |
| OW |
10 |
108 |
32 |
664 |
459 |
20 |
0 |
0 |
| VODI |
0 |
18 |
12 |
375 |
1216 |
109 |
8 |
0 |
| ODI |
0 |
10 |
0 |
85 |
1113 |
745 |
18 |
0 |
| CDI |
0 |
0 |
1 |
64 |
1886 |
4853 |
62 |
0 |
| VCDI |
0 |
32 |
2 |
88 |
1424 |
11267 |
6968 |
7002 |
|
Date: 2020-06-20:
| 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 |
264 |
5080 |
236 |
1525 |
275 |
9 |
0 |
0 |
| OW |
7 |
100 |
46 |
850 |
717 |
23 |
0 |
0 |
| VODI |
0 |
16 |
8 |
242 |
1113 |
296 |
6 |
0 |
| ODI |
0 |
3 |
1 |
69 |
934 |
923 |
13 |
0 |
| CDI |
0 |
4 |
0 |
70 |
975 |
5031 |
262 |
0 |
| VCDI |
0 |
0 |
0 |
59 |
1765 |
13931 |
6935 |
4078 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
264 |
5084 |
252 |
1721 |
396 |
13 |
0 |
0 |
| OW |
7 |
91 |
24 |
609 |
599 |
25 |
0 |
0 |
| VODI |
0 |
19 |
14 |
282 |
1128 |
313 |
5 |
0 |
| ODI |
0 |
5 |
1 |
80 |
882 |
915 |
21 |
0 |
| CDI |
0 |
4 |
0 |
74 |
1031 |
5053 |
296 |
0 |
| VCDI |
0 |
0 |
0 |
49 |
1743 |
13894 |
6894 |
4078 |
|
Date: 2020-06-22:
| 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 |
356 |
5439 |
203 |
1468 |
207 |
4 |
0 |
0 |
| OW |
8 |
98 |
44 |
717 |
336 |
9 |
0 |
0 |
| VODI |
0 |
11 |
8 |
473 |
898 |
18 |
2 |
0 |
| ODI |
0 |
7 |
1 |
64 |
2055 |
608 |
5 |
0 |
| CDI |
0 |
1 |
1 |
38 |
964 |
6484 |
486 |
0 |
| VCDI |
0 |
0 |
0 |
15 |
1440 |
7501 |
9612 |
6285 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
359 |
5405 |
215 |
1697 |
495 |
8 |
0 |
0 |
| OW |
5 |
107 |
27 |
571 |
590 |
21 |
1 |
0 |
| VODI |
0 |
35 |
12 |
288 |
1188 |
354 |
9 |
0 |
| ODI |
0 |
8 |
2 |
103 |
967 |
1050 |
18 |
0 |
| CDI |
0 |
0 |
1 |
88 |
905 |
4886 |
544 |
0 |
| VCDI |
0 |
1 |
0 |
28 |
1755 |
8305 |
9533 |
6285 |
|
Date: 2020-06-24:
| 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 |
367 |
5797 |
200 |
1589 |
182 |
11 |
0 |
0 |
| OW |
5 |
97 |
40 |
634 |
454 |
21 |
2 |
0 |
| VODI |
0 |
5 |
6 |
382 |
1312 |
105 |
6 |
0 |
| ODI |
0 |
18 |
2 |
64 |
1462 |
1161 |
11 |
0 |
| CDI |
0 |
92 |
1 |
94 |
991 |
6790 |
656 |
0 |
| VCDI |
0 |
10 |
0 |
15 |
1463 |
8452 |
10204 |
3165 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
368 |
5749 |
193 |
1754 |
497 |
28 |
0 |
0 |
| OW |
4 |
131 |
42 |
459 |
602 |
84 |
6 |
0 |
| VODI |
0 |
17 |
11 |
307 |
1226 |
355 |
21 |
0 |
| ODI |
0 |
35 |
2 |
112 |
1022 |
1232 |
20 |
0 |
| CDI |
0 |
50 |
1 |
116 |
797 |
5539 |
382 |
0 |
| VCDI |
0 |
37 |
0 |
30 |
1720 |
9302 |
10450 |
3165 |
|
Date: 2020-06-26:
| 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 |
288 |
6315 |
169 |
1519 |
152 |
25 |
0 |
0 |
| OW |
4 |
108 |
57 |
795 |
505 |
20 |
1 |
0 |
| VODI |
0 |
8 |
7 |
486 |
1692 |
95 |
8 |
0 |
| ODI |
0 |
3 |
1 |
98 |
2000 |
1329 |
19 |
0 |
| CDI |
0 |
8 |
0 |
91 |
952 |
7110 |
199 |
0 |
| VCDI |
0 |
1 |
0 |
32 |
1528 |
8510 |
7765 |
3966 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
290 |
6210 |
160 |
1762 |
528 |
46 |
0 |
0 |
| OW |
2 |
172 |
54 |
614 |
702 |
29 |
8 |
0 |
| VODI |
0 |
37 |
16 |
335 |
1424 |
168 |
23 |
0 |
| ODI |
0 |
12 |
2 |
91 |
1521 |
1038 |
42 |
0 |
| CDI |
0 |
9 |
2 |
156 |
1007 |
6793 |
59 |
0 |
| VCDI |
0 |
3 |
0 |
63 |
1647 |
9015 |
7860 |
3966 |
|
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