Validation of sea ice concentration - Full domain
Bulletin date: 2020-03-19
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-03-13:
| 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 |
67250 |
15963 |
182 |
826 |
319 |
82 |
1 |
0 |
| OW |
52 |
376 |
51 |
565 |
328 |
55 |
7 |
0 |
| VODI |
0 |
153 |
25 |
387 |
714 |
132 |
28 |
0 |
| ODI |
0 |
31 |
9 |
191 |
560 |
309 |
77 |
0 |
| CDI |
0 |
25 |
4 |
97 |
610 |
1053 |
358 |
41 |
| VCDI |
0 |
118 |
8 |
161 |
758 |
6631 |
29924 |
58587 |
|
...date precedes bulletin
|
Date: 2020-03-15:
| 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 |
67443 |
15319 |
182 |
784 |
406 |
104 |
3 |
0 |
| OW |
56 |
414 |
59 |
505 |
330 |
80 |
18 |
0 |
| VODI |
3 |
178 |
20 |
413 |
731 |
186 |
74 |
0 |
| ODI |
0 |
38 |
5 |
145 |
523 |
388 |
101 |
1 |
| CDI |
0 |
15 |
6 |
68 |
613 |
1232 |
392 |
37 |
| VCDI |
0 |
38 |
6 |
136 |
631 |
6712 |
32447 |
56206 |
|
...date precedes bulletin
|
Date: 2020-03-17:
| 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 |
68196 |
14958 |
199 |
935 |
308 |
63 |
4 |
0 |
| OW |
52 |
233 |
45 |
556 |
380 |
42 |
9 |
0 |
| VODI |
0 |
84 |
20 |
395 |
710 |
133 |
37 |
0 |
| ODI |
0 |
28 |
7 |
129 |
706 |
409 |
96 |
0 |
| CDI |
0 |
17 |
4 |
98 |
775 |
1249 |
355 |
54 |
| VCDI |
0 |
9 |
1 |
85 |
653 |
4483 |
30869 |
59662 |
|
...date precedes bulletin
|
Date: 2020-03-19:
| 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 |
67207 |
15418 |
199 |
1049 |
423 |
90 |
5 |
0 |
| OW |
52 |
346 |
47 |
530 |
399 |
67 |
24 |
0 |
| VODI |
0 |
143 |
38 |
412 |
702 |
138 |
61 |
0 |
| ODI |
0 |
55 |
13 |
149 |
831 |
310 |
83 |
0 |
| CDI |
0 |
30 |
6 |
89 |
947 |
1132 |
437 |
27 |
| VCDI |
0 |
11 |
6 |
81 |
687 |
4278 |
31250 |
59276 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67207 |
15410 |
202 |
1100 |
455 |
90 |
5 |
0 |
| OW |
52 |
349 |
42 |
488 |
411 |
62 |
22 |
0 |
| VODI |
0 |
149 |
38 |
384 |
686 |
131 |
62 |
0 |
| ODI |
0 |
50 |
14 |
163 |
840 |
306 |
82 |
0 |
| CDI |
0 |
35 |
8 |
84 |
891 |
1186 |
423 |
28 |
| VCDI |
0 |
10 |
5 |
91 |
706 |
4240 |
31266 |
59275 |
|
Date: 2020-03-21:
| 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 |
67293 |
14957 |
207 |
1212 |
563 |
73 |
20 |
0 |
| OW |
52 |
316 |
59 |
440 |
474 |
84 |
56 |
0 |
| VODI |
0 |
132 |
22 |
313 |
775 |
202 |
89 |
1 |
| ODI |
0 |
35 |
6 |
146 |
732 |
375 |
115 |
1 |
| CDI |
0 |
13 |
7 |
70 |
860 |
1090 |
579 |
69 |
| VCDI |
0 |
0 |
2 |
89 |
626 |
5337 |
29443 |
60113 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67293 |
14991 |
218 |
1263 |
572 |
72 |
23 |
0 |
| OW |
52 |
288 |
50 |
402 |
523 |
79 |
39 |
0 |
| VODI |
0 |
124 |
21 |
329 |
769 |
205 |
96 |
0 |
| ODI |
0 |
34 |
5 |
114 |
726 |
354 |
125 |
2 |
| CDI |
0 |
16 |
6 |
71 |
816 |
1062 |
541 |
79 |
| VCDI |
0 |
0 |
3 |
91 |
624 |
5389 |
29478 |
60103 |
|
Date: 2020-03-23:
| 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 |
68322 |
14766 |
182 |
902 |
254 |
61 |
14 |
0 |
| OW |
52 |
307 |
58 |
611 |
397 |
27 |
12 |
0 |
| VODI |
0 |
88 |
26 |
471 |
966 |
124 |
16 |
0 |
| ODI |
0 |
14 |
8 |
122 |
1222 |
484 |
59 |
2 |
| CDI |
0 |
1 |
1 |
54 |
934 |
1437 |
431 |
92 |
| VCDI |
0 |
0 |
0 |
4 |
622 |
4752 |
25054 |
64099 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68322 |
14704 |
190 |
1115 |
411 |
80 |
18 |
0 |
| OW |
52 |
283 |
52 |
448 |
472 |
74 |
19 |
0 |
| VODI |
0 |
99 |
14 |
318 |
810 |
262 |
48 |
0 |
| ODI |
0 |
52 |
8 |
135 |
748 |
390 |
152 |
3 |
| CDI |
0 |
33 |
8 |
80 |
911 |
894 |
384 |
111 |
| VCDI |
0 |
5 |
3 |
68 |
1043 |
5185 |
24965 |
64079 |
|
Date: 2020-03-25:
| 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 |
68619 |
14643 |
216 |
1059 |
461 |
77 |
2 |
0 |
| OW |
51 |
282 |
69 |
632 |
522 |
39 |
5 |
0 |
| VODI |
0 |
77 |
15 |
455 |
1085 |
185 |
18 |
0 |
| ODI |
0 |
21 |
4 |
116 |
996 |
440 |
44 |
0 |
| CDI |
0 |
1 |
0 |
57 |
869 |
1147 |
322 |
16 |
| VCDI |
0 |
0 |
0 |
16 |
423 |
5056 |
27679 |
61329 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68618 |
14570 |
215 |
1108 |
600 |
103 |
5 |
0 |
| OW |
52 |
274 |
52 |
449 |
472 |
95 |
13 |
0 |
| VODI |
0 |
98 |
24 |
423 |
790 |
281 |
51 |
0 |
| ODI |
0 |
37 |
5 |
168 |
801 |
401 |
131 |
0 |
| CDI |
0 |
28 |
6 |
80 |
844 |
790 |
373 |
51 |
| VCDI |
0 |
17 |
2 |
107 |
849 |
5274 |
27497 |
61294 |
|
Date: 2020-03-27:
| 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 |
68546 |
14459 |
192 |
1079 |
635 |
47 |
12 |
0 |
| OW |
51 |
373 |
55 |
473 |
815 |
40 |
11 |
0 |
| VODI |
0 |
138 |
28 |
330 |
1095 |
263 |
18 |
0 |
| ODI |
0 |
33 |
6 |
127 |
891 |
389 |
52 |
0 |
| CDI |
0 |
18 |
4 |
42 |
748 |
1107 |
453 |
136 |
| VCDI |
0 |
0 |
1 |
50 |
461 |
5063 |
27976 |
60831 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68546 |
14468 |
201 |
1174 |
864 |
81 |
20 |
0 |
| OW |
51 |
337 |
44 |
377 |
699 |
179 |
18 |
0 |
| VODI |
0 |
123 |
24 |
318 |
994 |
360 |
45 |
0 |
| ODI |
0 |
32 |
9 |
73 |
837 |
373 |
126 |
0 |
| CDI |
0 |
15 |
5 |
75 |
642 |
797 |
359 |
42 |
| VCDI |
0 |
46 |
3 |
84 |
609 |
5119 |
27954 |
60925 |
|
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