Validation of sea ice concentration - Full domain
Bulletin date: 2022-06-30
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-06-24:
| 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 |
63560 |
32526 |
7006 |
2430 |
394 |
46 |
13 |
0 |
| OW |
14 |
631 |
550 |
1600 |
811 |
106 |
44 |
0 |
| VODI |
0 |
334 |
304 |
1352 |
2214 |
664 |
156 |
0 |
| ODI |
0 |
219 |
113 |
689 |
1428 |
1582 |
481 |
0 |
| CDI |
0 |
261 |
306 |
832 |
2605 |
4205 |
1758 |
0 |
| VCDI |
0 |
28 |
35 |
290 |
5852 |
14675 |
31552 |
5382 |
|
...date precedes bulletin
|
Date: 2022-06-26:
| 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 |
68662 |
30470 |
4926 |
2426 |
525 |
68 |
24 |
0 |
| OW |
13 |
659 |
523 |
1346 |
1297 |
254 |
50 |
0 |
| VODI |
0 |
340 |
324 |
1219 |
1839 |
799 |
179 |
0 |
| ODI |
0 |
215 |
133 |
759 |
1539 |
1247 |
413 |
0 |
| CDI |
0 |
268 |
295 |
1098 |
3158 |
4915 |
1364 |
0 |
| VCDI |
0 |
28 |
59 |
359 |
10751 |
15094 |
28572 |
838 |
|
...date precedes bulletin
|
Date: 2022-06-28:
| 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 |
66596 |
31176 |
6843 |
3519 |
455 |
85 |
2 |
0 |
| OW |
12 |
290 |
492 |
1509 |
560 |
137 |
19 |
0 |
| VODI |
0 |
166 |
266 |
1810 |
1643 |
334 |
28 |
0 |
| ODI |
0 |
94 |
129 |
1047 |
2754 |
1538 |
118 |
0 |
| CDI |
0 |
126 |
158 |
800 |
3458 |
7755 |
1818 |
0 |
| VCDI |
0 |
5 |
28 |
165 |
10698 |
17538 |
22468 |
409 |
|
...date precedes bulletin
|
Date: 2022-06-30:
| 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 |
69657 |
28824 |
7717 |
2783 |
384 |
91 |
2 |
0 |
| OW |
12 |
332 |
540 |
1874 |
725 |
124 |
17 |
0 |
| VODI |
0 |
168 |
297 |
1836 |
1776 |
612 |
35 |
0 |
| ODI |
0 |
79 |
144 |
899 |
2206 |
1764 |
200 |
0 |
| CDI |
0 |
130 |
148 |
836 |
4547 |
7618 |
2185 |
0 |
| VCDI |
0 |
5 |
33 |
185 |
8201 |
22449 |
17419 |
194 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69657 |
28851 |
7786 |
3225 |
478 |
116 |
7 |
0 |
| OW |
12 |
311 |
487 |
1478 |
708 |
109 |
15 |
0 |
| VODI |
0 |
164 |
283 |
1772 |
1722 |
605 |
38 |
0 |
| ODI |
0 |
84 |
143 |
897 |
2080 |
1678 |
218 |
0 |
| CDI |
0 |
124 |
149 |
864 |
4624 |
7635 |
2203 |
0 |
| VCDI |
0 |
4 |
31 |
177 |
8227 |
22515 |
17377 |
194 |
|
Date: 2022-07-02:
| 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 |
76941 |
24631 |
5829 |
2586 |
391 |
105 |
0 |
0 |
| OW |
9 |
303 |
604 |
2214 |
617 |
149 |
7 |
0 |
| VODI |
0 |
136 |
339 |
1900 |
1565 |
704 |
13 |
0 |
| ODI |
0 |
65 |
131 |
933 |
1922 |
1820 |
57 |
0 |
| CDI |
0 |
107 |
164 |
964 |
4581 |
9410 |
1601 |
0 |
| VCDI |
0 |
4 |
27 |
185 |
3746 |
26138 |
15938 |
212 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
76941 |
24634 |
5954 |
3170 |
479 |
137 |
0 |
0 |
| OW |
9 |
305 |
499 |
1798 |
564 |
158 |
5 |
0 |
| VODI |
0 |
128 |
314 |
1726 |
1585 |
640 |
15 |
0 |
| ODI |
0 |
66 |
121 |
954 |
1820 |
1852 |
68 |
0 |
| CDI |
0 |
109 |
179 |
950 |
4600 |
9392 |
1604 |
0 |
| VCDI |
0 |
4 |
27 |
184 |
3774 |
26147 |
15924 |
212 |
|
Date: 2022-07-04:
| 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 |
64849 |
34833 |
8102 |
3561 |
334 |
65 |
0 |
0 |
| OW |
9 |
214 |
720 |
2071 |
325 |
62 |
5 |
0 |
| VODI |
0 |
69 |
275 |
2219 |
1573 |
239 |
12 |
0 |
| ODI |
0 |
56 |
177 |
1221 |
3196 |
1501 |
71 |
0 |
| CDI |
0 |
64 |
133 |
682 |
5632 |
11845 |
1465 |
0 |
| VCDI |
0 |
3 |
4 |
37 |
2458 |
24113 |
14852 |
1 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
64849 |
34649 |
8003 |
4063 |
514 |
120 |
2 |
0 |
| OW |
9 |
301 |
544 |
1870 |
645 |
148 |
12 |
0 |
| VODI |
0 |
116 |
403 |
1566 |
1583 |
711 |
11 |
0 |
| ODI |
0 |
63 |
170 |
1001 |
1834 |
1489 |
119 |
0 |
| CDI |
0 |
106 |
278 |
1183 |
4939 |
9704 |
2405 |
0 |
| VCDI |
0 |
4 |
13 |
108 |
4003 |
25653 |
13856 |
1 |
|
Date: 2022-07-06:
| 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 |
69537 |
35196 |
5701 |
2628 |
266 |
70 |
0 |
0 |
| OW |
12 |
291 |
705 |
1905 |
439 |
68 |
2 |
0 |
| VODI |
0 |
131 |
352 |
1913 |
1621 |
413 |
4 |
0 |
| ODI |
0 |
109 |
145 |
1072 |
2751 |
1356 |
20 |
0 |
| CDI |
0 |
64 |
127 |
819 |
6755 |
12651 |
940 |
0 |
| VCDI |
0 |
1 |
7 |
57 |
4680 |
24263 |
9977 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69537 |
34794 |
5444 |
2902 |
453 |
117 |
0 |
0 |
| OW |
12 |
471 |
671 |
1531 |
720 |
162 |
3 |
0 |
| VODI |
0 |
244 |
481 |
1473 |
1448 |
779 |
6 |
0 |
| ODI |
0 |
112 |
169 |
1071 |
1826 |
1165 |
32 |
0 |
| CDI |
0 |
170 |
263 |
1286 |
6597 |
11750 |
2311 |
0 |
| VCDI |
0 |
1 |
9 |
131 |
5468 |
24848 |
8591 |
0 |
|
Date: 2022-07-08:
| 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 |
75586 |
30830 |
4798 |
2817 |
277 |
67 |
0 |
0 |
| OW |
10 |
326 |
635 |
1784 |
687 |
142 |
4 |
0 |
| VODI |
0 |
233 |
359 |
1814 |
1677 |
578 |
16 |
0 |
| ODI |
0 |
136 |
132 |
1026 |
2457 |
1103 |
69 |
0 |
| CDI |
0 |
71 |
217 |
843 |
6974 |
14275 |
925 |
0 |
| VCDI |
0 |
4 |
13 |
50 |
2559 |
27400 |
6154 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
75586 |
30480 |
4442 |
3116 |
613 |
133 |
0 |
0 |
| OW |
10 |
496 |
671 |
1198 |
795 |
239 |
4 |
0 |
| VODI |
0 |
230 |
478 |
1471 |
1438 |
884 |
33 |
0 |
| ODI |
0 |
161 |
179 |
1100 |
1526 |
951 |
90 |
0 |
| CDI |
0 |
226 |
369 |
1391 |
7089 |
14567 |
1702 |
0 |
| VCDI |
0 |
7 |
15 |
58 |
3170 |
26791 |
5339 |
0 |
|
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