Validation of sea ice concentration - American sector
Bulletin date: 2020-06-11
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-06-05:
| 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 |
2175 |
115 |
1016 |
331 |
14 |
0 |
0 |
| OW |
0 |
199 |
16 |
407 |
537 |
29 |
3 |
0 |
| VODI |
0 |
62 |
20 |
252 |
976 |
307 |
6 |
0 |
| ODI |
0 |
18 |
5 |
144 |
548 |
836 |
50 |
0 |
| CDI |
0 |
9 |
2 |
72 |
597 |
2153 |
1620 |
3 |
| VCDI |
0 |
0 |
0 |
32 |
101 |
1216 |
12251 |
19744 |
|
...date precedes bulletin
|
Date: 2020-06-07:
| 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 |
2672 |
120 |
1008 |
356 |
8 |
0 |
0 |
| OW |
0 |
237 |
30 |
444 |
606 |
55 |
3 |
0 |
| VODI |
0 |
95 |
25 |
236 |
788 |
513 |
31 |
0 |
| ODI |
0 |
27 |
9 |
190 |
473 |
678 |
205 |
0 |
| CDI |
0 |
7 |
1 |
118 |
542 |
1747 |
2328 |
1 |
| VCDI |
0 |
0 |
0 |
71 |
179 |
548 |
7605 |
23910 |
|
...date precedes bulletin
|
Date: 2020-06-09:
| 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 |
69 |
3097 |
139 |
1000 |
312 |
4 |
0 |
0 |
| OW |
14 |
267 |
32 |
412 |
385 |
20 |
1 |
0 |
| VODI |
0 |
43 |
29 |
367 |
873 |
103 |
15 |
0 |
| ODI |
0 |
50 |
10 |
200 |
827 |
594 |
29 |
0 |
| CDI |
0 |
3 |
4 |
80 |
490 |
2291 |
1100 |
0 |
| VCDI |
0 |
0 |
0 |
6 |
186 |
1383 |
10456 |
20975 |
|
...date precedes bulletin
|
Date: 2020-06-11:
| 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 |
139 |
3441 |
161 |
1020 |
267 |
6 |
1 |
0 |
| OW |
20 |
193 |
47 |
521 |
450 |
10 |
11 |
0 |
| VODI |
0 |
80 |
23 |
372 |
1014 |
146 |
29 |
0 |
| ODI |
0 |
38 |
4 |
144 |
842 |
555 |
75 |
0 |
| CDI |
0 |
6 |
1 |
71 |
714 |
2332 |
1117 |
0 |
| VCDI |
0 |
0 |
0 |
20 |
221 |
2249 |
10089 |
19437 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
139 |
3426 |
171 |
1156 |
384 |
8 |
0 |
0 |
| OW |
20 |
197 |
37 |
377 |
442 |
10 |
15 |
0 |
| VODI |
0 |
91 |
23 |
371 |
883 |
187 |
33 |
0 |
| ODI |
0 |
42 |
5 |
145 |
839 |
505 |
81 |
0 |
| CDI |
0 |
2 |
0 |
76 |
723 |
2267 |
1089 |
1 |
| VCDI |
0 |
0 |
0 |
23 |
237 |
2321 |
10104 |
19436 |
|
Date: 2020-06-13:
| 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 |
191 |
3743 |
183 |
1261 |
164 |
8 |
2 |
0 |
| OW |
20 |
176 |
38 |
663 |
495 |
12 |
8 |
0 |
| VODI |
0 |
68 |
23 |
365 |
1081 |
193 |
21 |
0 |
| ODI |
0 |
6 |
0 |
132 |
748 |
531 |
79 |
0 |
| CDI |
0 |
10 |
1 |
79 |
718 |
3239 |
777 |
0 |
| VCDI |
0 |
7 |
0 |
54 |
286 |
3054 |
8561 |
18869 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
191 |
3730 |
184 |
1445 |
312 |
6 |
5 |
0 |
| OW |
20 |
185 |
35 |
484 |
431 |
21 |
8 |
0 |
| VODI |
0 |
73 |
25 |
361 |
974 |
213 |
20 |
0 |
| ODI |
0 |
10 |
1 |
129 |
760 |
567 |
58 |
0 |
| CDI |
0 |
3 |
0 |
74 |
706 |
3078 |
732 |
0 |
| VCDI |
0 |
9 |
0 |
61 |
309 |
3152 |
8625 |
18869 |
|
Date: 2020-06-15:
| 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 |
215 |
4350 |
190 |
1084 |
145 |
6 |
0 |
0 |
| OW |
19 |
129 |
55 |
753 |
224 |
18 |
2 |
0 |
| VODI |
0 |
16 |
8 |
580 |
1097 |
31 |
2 |
0 |
| ODI |
0 |
8 |
2 |
85 |
1596 |
397 |
13 |
0 |
| CDI |
0 |
16 |
0 |
88 |
1342 |
4743 |
489 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
171 |
5151 |
10294 |
12546 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
217 |
4231 |
181 |
1458 |
355 |
20 |
3 |
0 |
| OW |
17 |
192 |
46 |
448 |
490 |
24 |
5 |
0 |
| VODI |
0 |
73 |
27 |
393 |
1013 |
214 |
21 |
0 |
| ODI |
0 |
7 |
1 |
129 |
865 |
578 |
39 |
0 |
| CDI |
0 |
13 |
0 |
113 |
1379 |
3319 |
677 |
0 |
| VCDI |
0 |
3 |
0 |
50 |
473 |
6191 |
10055 |
12546 |
|
Date: 2020-06-17:
| 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 |
226 |
4727 |
223 |
1328 |
154 |
6 |
0 |
0 |
| OW |
13 |
97 |
29 |
868 |
440 |
15 |
0 |
0 |
| VODI |
0 |
22 |
11 |
409 |
1255 |
84 |
4 |
0 |
| ODI |
0 |
7 |
1 |
69 |
1241 |
614 |
24 |
0 |
| CDI |
0 |
0 |
1 |
74 |
2043 |
4495 |
160 |
0 |
| VCDI |
0 |
4 |
0 |
13 |
1552 |
8128 |
5737 |
11792 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
230 |
4550 |
189 |
1555 |
447 |
19 |
0 |
0 |
| OW |
9 |
213 |
47 |
533 |
557 |
41 |
8 |
0 |
| VODI |
0 |
78 |
22 |
375 |
938 |
221 |
26 |
0 |
| ODI |
0 |
11 |
6 |
145 |
906 |
697 |
32 |
0 |
| CDI |
0 |
1 |
1 |
78 |
2018 |
3637 |
178 |
0 |
| VCDI |
0 |
4 |
0 |
75 |
1819 |
8727 |
5681 |
11792 |
|
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 |
253 |
5055 |
225 |
1409 |
227 |
8 |
0 |
0 |
| OW |
8 |
89 |
40 |
927 |
647 |
25 |
0 |
0 |
| VODI |
0 |
13 |
7 |
241 |
1123 |
250 |
4 |
0 |
| ODI |
0 |
3 |
0 |
54 |
954 |
891 |
19 |
0 |
| CDI |
0 |
4 |
0 |
60 |
1374 |
4944 |
156 |
0 |
| VCDI |
0 |
0 |
0 |
121 |
2233 |
12655 |
6941 |
4906 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
255 |
4969 |
228 |
1713 |
496 |
24 |
3 |
0 |
| OW |
6 |
157 |
26 |
515 |
593 |
40 |
13 |
0 |
| VODI |
0 |
28 |
15 |
296 |
1016 |
377 |
23 |
0 |
| ODI |
0 |
10 |
3 |
75 |
861 |
989 |
51 |
0 |
| CDI |
0 |
0 |
0 |
70 |
1429 |
4559 |
305 |
0 |
| VCDI |
0 |
0 |
0 |
143 |
2163 |
12784 |
6725 |
4906 |
|
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