Validation of sea ice concentration - Full domain
Bulletin date: 2020-12-03
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-11-27:
| 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 |
86068 |
18775 |
180 |
660 |
344 |
98 |
53 |
0 |
| OW |
182 |
1210 |
80 |
784 |
483 |
145 |
56 |
0 |
| VODI |
18 |
543 |
76 |
582 |
877 |
338 |
63 |
0 |
| ODI |
0 |
193 |
32 |
380 |
1295 |
596 |
81 |
0 |
| CDI |
0 |
104 |
19 |
295 |
985 |
1245 |
248 |
40 |
| VCDI |
0 |
14 |
11 |
191 |
1082 |
8396 |
18279 |
41947 |
|
...date precedes bulletin
|
Date: 2020-11-29:
| 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 |
84978 |
18412 |
168 |
746 |
369 |
157 |
21 |
0 |
| OW |
37 |
1669 |
97 |
568 |
580 |
265 |
36 |
0 |
| VODI |
2 |
594 |
81 |
716 |
741 |
464 |
63 |
0 |
| ODI |
0 |
166 |
28 |
435 |
862 |
618 |
143 |
0 |
| CDI |
0 |
78 |
12 |
300 |
1163 |
1562 |
246 |
66 |
| VCDI |
0 |
46 |
12 |
189 |
1091 |
8159 |
22675 |
38433 |
|
...date precedes bulletin
|
Date: 2020-12-01:
| 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 |
83512 |
19259 |
235 |
993 |
264 |
83 |
2 |
0 |
| OW |
31 |
803 |
108 |
916 |
455 |
22 |
5 |
0 |
| VODI |
0 |
302 |
55 |
663 |
1106 |
211 |
7 |
0 |
| ODI |
0 |
95 |
11 |
236 |
1294 |
1006 |
31 |
1 |
| CDI |
0 |
58 |
5 |
113 |
1277 |
1875 |
327 |
23 |
| VCDI |
0 |
19 |
1 |
88 |
899 |
9685 |
22824 |
38148 |
|
...date precedes bulletin
|
Date: 2020-12-03:
| 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 |
84557 |
16720 |
213 |
771 |
473 |
96 |
17 |
0 |
| OW |
36 |
1236 |
110 |
870 |
505 |
37 |
11 |
0 |
| VODI |
0 |
374 |
56 |
704 |
1161 |
107 |
19 |
0 |
| ODI |
0 |
129 |
19 |
318 |
1094 |
611 |
37 |
12 |
| CDI |
0 |
28 |
13 |
218 |
1244 |
1702 |
90 |
114 |
| VCDI |
0 |
2 |
5 |
207 |
1563 |
8846 |
23075 |
39648 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
84555 |
16835 |
223 |
871 |
507 |
103 |
24 |
0 |
| OW |
38 |
1056 |
107 |
787 |
447 |
44 |
8 |
0 |
| VODI |
0 |
422 |
48 |
692 |
1109 |
98 |
18 |
0 |
| ODI |
0 |
145 |
17 |
338 |
1091 |
577 |
41 |
0 |
| CDI |
0 |
27 |
20 |
195 |
1254 |
1626 |
78 |
137 |
| VCDI |
0 |
4 |
1 |
205 |
1632 |
8951 |
23080 |
39637 |
|
Date: 2020-12-05:
| 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 |
83003 |
16723 |
199 |
921 |
628 |
168 |
0 |
0 |
| OW |
35 |
1255 |
93 |
783 |
560 |
101 |
0 |
0 |
| VODI |
0 |
467 |
58 |
715 |
965 |
328 |
0 |
0 |
| ODI |
0 |
144 |
31 |
317 |
786 |
774 |
7 |
0 |
| CDI |
0 |
33 |
10 |
196 |
919 |
1391 |
106 |
50 |
| VCDI |
0 |
5 |
4 |
125 |
1180 |
9359 |
26191 |
38418 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
83003 |
16963 |
222 |
1078 |
692 |
178 |
0 |
0 |
| OW |
35 |
988 |
69 |
614 |
511 |
88 |
0 |
0 |
| VODI |
0 |
479 |
59 |
736 |
935 |
348 |
0 |
0 |
| ODI |
0 |
154 |
28 |
281 |
710 |
657 |
8 |
0 |
| CDI |
0 |
32 |
13 |
201 |
929 |
1344 |
115 |
36 |
| VCDI |
0 |
11 |
4 |
147 |
1261 |
9506 |
26181 |
38432 |
|
Date: 2020-12-07:
| 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 |
81918 |
16822 |
210 |
762 |
428 |
155 |
0 |
0 |
| OW |
41 |
660 |
126 |
845 |
472 |
83 |
0 |
0 |
| VODI |
0 |
124 |
47 |
772 |
1243 |
177 |
4 |
0 |
| ODI |
0 |
13 |
12 |
228 |
1930 |
769 |
5 |
0 |
| CDI |
0 |
0 |
1 |
81 |
1165 |
2422 |
142 |
14 |
| VCDI |
0 |
0 |
0 |
56 |
486 |
7976 |
21443 |
45416 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
81899 |
15954 |
227 |
1056 |
915 |
290 |
0 |
0 |
| OW |
60 |
952 |
64 |
512 |
672 |
188 |
12 |
0 |
| VODI |
0 |
592 |
62 |
537 |
1070 |
510 |
23 |
0 |
| ODI |
0 |
109 |
35 |
297 |
830 |
723 |
27 |
0 |
| CDI |
0 |
12 |
8 |
214 |
1026 |
1371 |
132 |
23 |
| VCDI |
0 |
0 |
0 |
128 |
1211 |
8500 |
21400 |
45407 |
|
Date: 2020-12-09:
| 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 |
81082 |
16571 |
213 |
708 |
444 |
132 |
0 |
0 |
| OW |
62 |
1090 |
137 |
710 |
391 |
99 |
0 |
0 |
| VODI |
0 |
226 |
68 |
785 |
906 |
373 |
4 |
0 |
| ODI |
0 |
25 |
16 |
437 |
1240 |
682 |
122 |
0 |
| CDI |
0 |
2 |
2 |
186 |
1338 |
1765 |
310 |
25 |
| VCDI |
0 |
0 |
0 |
21 |
854 |
7351 |
16954 |
51717 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
81038 |
15910 |
237 |
993 |
776 |
282 |
0 |
0 |
| OW |
106 |
1138 |
69 |
434 |
468 |
323 |
9 |
0 |
| VODI |
0 |
653 |
69 |
537 |
725 |
578 |
43 |
0 |
| ODI |
0 |
184 |
43 |
379 |
730 |
706 |
232 |
0 |
| CDI |
0 |
27 |
16 |
384 |
856 |
1112 |
337 |
35 |
| VCDI |
0 |
2 |
2 |
120 |
1618 |
7401 |
16769 |
51707 |
|
Date: 2020-12-11:
| 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 |
81469 |
14590 |
195 |
1109 |
584 |
100 |
0 |
0 |
| OW |
54 |
1057 |
97 |
807 |
499 |
156 |
0 |
0 |
| VODI |
0 |
468 |
57 |
804 |
661 |
395 |
0 |
0 |
| ODI |
0 |
89 |
45 |
376 |
890 |
748 |
34 |
0 |
| CDI |
0 |
10 |
9 |
281 |
1019 |
1501 |
220 |
4 |
| VCDI |
0 |
0 |
0 |
55 |
1212 |
8789 |
16719 |
51945 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
81408 |
13681 |
198 |
1249 |
900 |
330 |
0 |
0 |
| OW |
89 |
973 |
65 |
690 |
445 |
332 |
17 |
0 |
| VODI |
26 |
1003 |
66 |
572 |
594 |
606 |
81 |
0 |
| ODI |
0 |
389 |
40 |
386 |
654 |
648 |
192 |
0 |
| CDI |
0 |
112 |
19 |
293 |
776 |
1135 |
250 |
48 |
| VCDI |
0 |
56 |
15 |
242 |
1496 |
8638 |
16433 |
51901 |
|
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