Validation of sea ice concentration - Full domain
Bulletin date: 2020-04-16
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-04-10:
| 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 |
68681 |
15646 |
189 |
1040 |
622 |
83 |
19 |
0 |
| OW |
53 |
296 |
43 |
382 |
460 |
147 |
38 |
0 |
| VODI |
0 |
76 |
11 |
273 |
644 |
284 |
108 |
0 |
| ODI |
0 |
38 |
11 |
46 |
564 |
410 |
117 |
0 |
| CDI |
0 |
5 |
7 |
88 |
474 |
1133 |
475 |
46 |
| VCDI |
0 |
0 |
0 |
79 |
719 |
5949 |
29145 |
58647 |
|
...date precedes bulletin
|
Date: 2020-04-12:
| 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 |
68767 |
15617 |
206 |
1054 |
727 |
123 |
1 |
0 |
| OW |
69 |
233 |
29 |
363 |
440 |
200 |
23 |
0 |
| VODI |
0 |
97 |
17 |
173 |
596 |
397 |
106 |
0 |
| ODI |
0 |
48 |
13 |
59 |
471 |
505 |
160 |
0 |
| CDI |
0 |
4 |
7 |
93 |
393 |
1215 |
442 |
66 |
| VCDI |
0 |
0 |
0 |
62 |
736 |
5858 |
28266 |
59412 |
|
...date precedes bulletin
|
Date: 2020-04-14:
| 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 |
68597 |
15667 |
231 |
1271 |
548 |
55 |
2 |
0 |
| OW |
69 |
187 |
59 |
465 |
548 |
83 |
7 |
0 |
| VODI |
0 |
12 |
6 |
144 |
838 |
287 |
53 |
0 |
| ODI |
0 |
2 |
0 |
41 |
689 |
583 |
131 |
2 |
| CDI |
0 |
0 |
0 |
10 |
559 |
1712 |
679 |
23 |
| VCDI |
0 |
0 |
0 |
0 |
446 |
5544 |
24899 |
62599 |
|
...date precedes bulletin
|
Date: 2020-04-16:
| 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 |
68920 |
15719 |
239 |
1371 |
544 |
19 |
0 |
0 |
| OW |
71 |
218 |
65 |
530 |
549 |
55 |
0 |
0 |
| VODI |
0 |
31 |
14 |
320 |
1008 |
188 |
19 |
0 |
| ODI |
0 |
0 |
0 |
89 |
749 |
496 |
60 |
0 |
| CDI |
0 |
0 |
0 |
41 |
640 |
1666 |
492 |
58 |
| VCDI |
0 |
0 |
0 |
27 |
788 |
5274 |
27684 |
59104 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68921 |
15702 |
238 |
1409 |
598 |
10 |
0 |
0 |
| OW |
70 |
240 |
64 |
439 |
510 |
61 |
2 |
0 |
| VODI |
0 |
25 |
16 |
360 |
922 |
181 |
24 |
0 |
| ODI |
0 |
1 |
0 |
108 |
758 |
502 |
56 |
0 |
| CDI |
0 |
0 |
0 |
44 |
697 |
1598 |
510 |
61 |
| VCDI |
0 |
0 |
0 |
18 |
793 |
5346 |
27663 |
59101 |
|
Date: 2020-04-18:
| 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 |
69963 |
14770 |
222 |
1445 |
456 |
13 |
0 |
0 |
| OW |
70 |
254 |
46 |
579 |
566 |
40 |
2 |
0 |
| VODI |
2 |
34 |
14 |
338 |
1122 |
197 |
32 |
0 |
| ODI |
0 |
0 |
0 |
92 |
824 |
398 |
67 |
0 |
| CDI |
0 |
0 |
0 |
39 |
1000 |
1588 |
492 |
19 |
| VCDI |
0 |
0 |
0 |
1 |
752 |
5905 |
27753 |
57953 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69961 |
14770 |
218 |
1466 |
527 |
7 |
0 |
0 |
| OW |
72 |
255 |
45 |
541 |
460 |
44 |
4 |
0 |
| VODI |
2 |
33 |
19 |
343 |
1105 |
194 |
42 |
0 |
| ODI |
0 |
0 |
0 |
110 |
816 |
379 |
81 |
0 |
| CDI |
0 |
0 |
0 |
34 |
1055 |
1466 |
518 |
22 |
| VCDI |
0 |
0 |
0 |
0 |
757 |
6051 |
27701 |
57950 |
|
Date: 2020-04-20:
| 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 |
69987 |
14536 |
190 |
1229 |
487 |
15 |
0 |
0 |
| OW |
62 |
366 |
79 |
895 |
455 |
21 |
1 |
0 |
| VODI |
0 |
35 |
24 |
758 |
1023 |
57 |
7 |
0 |
| ODI |
0 |
0 |
0 |
88 |
1286 |
528 |
83 |
0 |
| CDI |
0 |
0 |
0 |
52 |
1082 |
2840 |
579 |
32 |
| VCDI |
0 |
0 |
0 |
7 |
265 |
5457 |
26114 |
58408 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69987 |
14611 |
217 |
1550 |
731 |
36 |
0 |
0 |
| OW |
62 |
264 |
50 |
703 |
451 |
46 |
2 |
0 |
| VODI |
0 |
55 |
21 |
493 |
811 |
147 |
19 |
0 |
| ODI |
0 |
7 |
5 |
152 |
787 |
447 |
84 |
2 |
| CDI |
0 |
0 |
0 |
97 |
1093 |
1866 |
601 |
44 |
| VCDI |
0 |
0 |
0 |
34 |
725 |
6376 |
26078 |
58394 |
|
Date: 2020-04-22:
| 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 |
69639 |
15192 |
266 |
1822 |
563 |
3 |
0 |
0 |
| OW |
62 |
116 |
32 |
829 |
663 |
20 |
0 |
0 |
| VODI |
0 |
11 |
6 |
346 |
983 |
106 |
12 |
1 |
| ODI |
0 |
3 |
3 |
116 |
905 |
525 |
95 |
7 |
| CDI |
0 |
6 |
1 |
80 |
1033 |
2384 |
575 |
65 |
| VCDI |
0 |
0 |
0 |
48 |
505 |
6620 |
25261 |
58144 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69639 |
14974 |
241 |
1764 |
674 |
20 |
0 |
0 |
| OW |
62 |
269 |
37 |
514 |
530 |
68 |
15 |
0 |
| VODI |
0 |
64 |
23 |
534 |
618 |
181 |
45 |
3 |
| ODI |
0 |
5 |
2 |
181 |
644 |
416 |
209 |
16 |
| CDI |
0 |
8 |
2 |
135 |
1077 |
1898 |
787 |
143 |
| VCDI |
0 |
8 |
3 |
113 |
1109 |
7075 |
24887 |
58055 |
|
Date: 2020-04-24:
| 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 |
69680 |
15401 |
266 |
1925 |
726 |
5 |
0 |
0 |
| OW |
63 |
254 |
62 |
423 |
590 |
49 |
3 |
0 |
| VODI |
0 |
34 |
19 |
389 |
927 |
194 |
17 |
0 |
| ODI |
0 |
40 |
1 |
269 |
824 |
539 |
80 |
8 |
| CDI |
0 |
18 |
9 |
181 |
1042 |
2211 |
544 |
31 |
| VCDI |
0 |
6 |
1 |
71 |
1081 |
7676 |
24854 |
56535 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69678 |
14927 |
238 |
1656 |
685 |
39 |
2 |
0 |
| OW |
65 |
457 |
42 |
428 |
450 |
81 |
4 |
0 |
| VODI |
0 |
175 |
39 |
369 |
558 |
182 |
51 |
0 |
| ODI |
0 |
34 |
6 |
200 |
464 |
404 |
300 |
46 |
| CDI |
0 |
56 |
12 |
197 |
1045 |
1688 |
1028 |
196 |
| VCDI |
0 |
104 |
21 |
408 |
1988 |
8280 |
24113 |
56332 |
|
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