Validation of sea ice concentration - American sector
Bulletin date: 2020-10-01
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-09-25:
| 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 |
17235 |
6343 |
87 |
346 |
338 |
202 |
46 |
0 |
| OW |
67 |
837 |
81 |
603 |
330 |
108 |
85 |
0 |
| VODI |
0 |
43 |
18 |
835 |
634 |
161 |
61 |
0 |
| ODI |
0 |
0 |
4 |
211 |
961 |
367 |
82 |
0 |
| CDI |
0 |
0 |
0 |
2 |
338 |
1074 |
493 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
6 |
1724 |
10419 |
1725 |
|
...date precedes bulletin
|
Date: 2020-09-27:
| 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 |
17376 |
5963 |
73 |
319 |
149 |
3 |
0 |
0 |
| OW |
88 |
1314 |
58 |
432 |
312 |
270 |
27 |
0 |
| VODI |
0 |
71 |
37 |
481 |
751 |
507 |
65 |
0 |
| ODI |
0 |
0 |
2 |
135 |
835 |
579 |
200 |
0 |
| CDI |
0 |
0 |
0 |
3 |
375 |
783 |
682 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
5 |
3001 |
10507 |
463 |
|
...date precedes bulletin
|
Date: 2020-09-29:
| 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 |
16662 |
7849 |
100 |
290 |
44 |
0 |
0 |
0 |
| OW |
0 |
312 |
78 |
473 |
175 |
0 |
0 |
0 |
| VODI |
0 |
19 |
12 |
667 |
568 |
83 |
0 |
0 |
| ODI |
0 |
0 |
0 |
141 |
1150 |
421 |
46 |
0 |
| CDI |
0 |
0 |
0 |
0 |
361 |
1348 |
670 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
11 |
2832 |
11173 |
381 |
|
...date precedes bulletin
|
Date: 2020-10-01:
| 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 |
17013 |
7159 |
93 |
370 |
85 |
4 |
0 |
0 |
| OW |
0 |
559 |
64 |
425 |
194 |
38 |
2 |
0 |
| VODI |
0 |
91 |
31 |
597 |
593 |
157 |
25 |
0 |
| ODI |
0 |
0 |
0 |
197 |
957 |
385 |
195 |
0 |
| CDI |
0 |
0 |
0 |
1 |
403 |
1068 |
984 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
7 |
3813 |
9670 |
686 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17013 |
7362 |
99 |
401 |
101 |
8 |
0 |
0 |
| OW |
0 |
371 |
55 |
397 |
198 |
40 |
0 |
0 |
| VODI |
0 |
76 |
34 |
593 |
592 |
214 |
32 |
0 |
| ODI |
0 |
0 |
0 |
199 |
974 |
381 |
267 |
0 |
| CDI |
0 |
0 |
0 |
0 |
362 |
1094 |
951 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
12 |
3728 |
9626 |
686 |
|
Date: 2020-10-03:
| 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 |
16376 |
7349 |
77 |
355 |
197 |
10 |
0 |
0 |
| OW |
0 |
784 |
63 |
447 |
282 |
98 |
13 |
0 |
| VODI |
0 |
142 |
38 |
689 |
479 |
143 |
59 |
0 |
| ODI |
0 |
3 |
3 |
190 |
822 |
494 |
203 |
0 |
| CDI |
0 |
0 |
0 |
32 |
317 |
980 |
960 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
58 |
2098 |
8002 |
4103 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16376 |
7745 |
98 |
453 |
171 |
27 |
0 |
0 |
| OW |
0 |
439 |
54 |
454 |
249 |
61 |
8 |
0 |
| VODI |
0 |
90 |
27 |
612 |
610 |
224 |
60 |
0 |
| ODI |
0 |
4 |
2 |
151 |
810 |
511 |
244 |
0 |
| CDI |
0 |
0 |
0 |
43 |
221 |
953 |
960 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
94 |
2047 |
7965 |
4103 |
|
Date: 2020-10-05:
| 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 |
15946 |
8065 |
97 |
381 |
71 |
0 |
0 |
0 |
| OW |
0 |
468 |
57 |
340 |
163 |
11 |
0 |
0 |
| VODI |
0 |
40 |
30 |
839 |
628 |
59 |
0 |
0 |
| ODI |
0 |
0 |
0 |
69 |
1453 |
254 |
22 |
0 |
| CDI |
0 |
0 |
0 |
0 |
286 |
1912 |
248 |
31 |
| VCDI |
0 |
0 |
0 |
0 |
19 |
2018 |
5844 |
6515 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15945 |
7794 |
95 |
455 |
210 |
44 |
0 |
0 |
| OW |
1 |
648 |
54 |
435 |
211 |
74 |
0 |
0 |
| VODI |
0 |
125 |
35 |
616 |
752 |
206 |
18 |
0 |
| ODI |
0 |
6 |
0 |
104 |
932 |
453 |
75 |
0 |
| CDI |
0 |
0 |
0 |
19 |
473 |
1220 |
267 |
41 |
| VCDI |
0 |
0 |
0 |
0 |
42 |
2257 |
5754 |
6505 |
|
Date: 2020-10-07:
| 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 |
15925 |
7644 |
90 |
487 |
150 |
0 |
0 |
0 |
| OW |
0 |
503 |
59 |
351 |
275 |
21 |
0 |
0 |
| VODI |
0 |
47 |
32 |
676 |
673 |
144 |
0 |
0 |
| ODI |
0 |
0 |
0 |
82 |
1077 |
393 |
17 |
0 |
| CDI |
0 |
0 |
0 |
3 |
369 |
1597 |
444 |
6 |
| VCDI |
0 |
0 |
0 |
0 |
47 |
1199 |
6032 |
7523 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15925 |
6993 |
85 |
411 |
300 |
73 |
0 |
0 |
| OW |
0 |
988 |
48 |
423 |
214 |
119 |
0 |
0 |
| VODI |
0 |
204 |
44 |
647 |
858 |
251 |
2 |
0 |
| ODI |
0 |
9 |
4 |
112 |
822 |
488 |
123 |
0 |
| CDI |
0 |
0 |
0 |
6 |
330 |
1110 |
443 |
47 |
| VCDI |
0 |
0 |
0 |
0 |
67 |
1313 |
5925 |
7482 |
|
Date: 2020-10-09:
| 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 |
15310 |
7769 |
68 |
353 |
233 |
0 |
0 |
0 |
| OW |
0 |
393 |
38 |
386 |
335 |
79 |
0 |
0 |
| VODI |
0 |
131 |
41 |
502 |
595 |
335 |
9 |
0 |
| ODI |
0 |
6 |
3 |
125 |
718 |
533 |
63 |
0 |
| CDI |
0 |
0 |
0 |
6 |
241 |
1152 |
702 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
10 |
856 |
8331 |
6543 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15309 |
7122 |
64 |
301 |
193 |
181 |
8 |
0 |
| OW |
1 |
868 |
37 |
397 |
331 |
112 |
38 |
0 |
| VODI |
0 |
284 |
39 |
548 |
888 |
407 |
97 |
0 |
| ODI |
0 |
24 |
10 |
119 |
550 |
685 |
174 |
0 |
| CDI |
0 |
1 |
0 |
7 |
110 |
674 |
951 |
52 |
| VCDI |
0 |
0 |
0 |
0 |
60 |
896 |
7837 |
6491 |
|
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