Validation of sea ice concentration - Full domain
Bulletin date: 2024-06-27
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-06-21:
| 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 |
84002 |
17131 |
212 |
323 |
58 |
27 |
0 |
0 |
| OW |
28 |
4014 |
867 |
1253 |
199 |
68 |
1 |
0 |
| VODI |
5 |
937 |
469 |
2963 |
1374 |
219 |
7 |
0 |
| ODI |
2 |
251 |
85 |
1340 |
3897 |
766 |
51 |
0 |
| CDI |
1 |
91 |
35 |
562 |
6136 |
12588 |
1836 |
8 |
| VCDI |
0 |
0 |
4 |
181 |
2935 |
28664 |
15980 |
5173 |
|
...date precedes bulletin
|
Date: 2024-06-23:
| 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 |
85634 |
16249 |
219 |
296 |
80 |
14 |
0 |
0 |
| OW |
45 |
4023 |
754 |
1260 |
223 |
81 |
0 |
0 |
| VODI |
6 |
1155 |
489 |
2684 |
1473 |
217 |
4 |
0 |
| ODI |
1 |
343 |
149 |
1346 |
3611 |
847 |
40 |
0 |
| CDI |
1 |
117 |
39 |
898 |
6883 |
11427 |
1734 |
0 |
| VCDI |
0 |
4 |
6 |
163 |
4009 |
30834 |
14660 |
2725 |
|
...date precedes bulletin
|
Date: 2024-06-25:
| 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 |
87015 |
17218 |
326 |
321 |
71 |
15 |
0 |
0 |
| OW |
63 |
3595 |
1096 |
1215 |
136 |
30 |
0 |
0 |
| VODI |
22 |
301 |
348 |
4011 |
1168 |
115 |
1 |
0 |
| ODI |
1 |
32 |
19 |
1171 |
6774 |
779 |
9 |
0 |
| CDI |
1 |
7 |
8 |
336 |
4664 |
20697 |
1338 |
0 |
| VCDI |
0 |
15 |
2 |
55 |
2989 |
25945 |
12674 |
160 |
|
...date precedes bulletin
|
Date: 2024-06-27:
| 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 |
87839 |
16933 |
352 |
309 |
22 |
29 |
0 |
0 |
| OW |
29 |
3584 |
913 |
1448 |
158 |
61 |
0 |
0 |
| VODI |
11 |
559 |
429 |
3408 |
1646 |
152 |
1 |
0 |
| ODI |
2 |
39 |
60 |
1907 |
6051 |
1077 |
4 |
0 |
| CDI |
0 |
15 |
4 |
508 |
5673 |
19384 |
2401 |
0 |
| VCDI |
0 |
13 |
0 |
62 |
2748 |
30987 |
5919 |
6 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
87849 |
17189 |
379 |
345 |
35 |
30 |
0 |
0 |
| OW |
19 |
3306 |
842 |
1485 |
182 |
56 |
0 |
0 |
| VODI |
10 |
574 |
469 |
3315 |
1675 |
175 |
1 |
0 |
| ODI |
2 |
45 |
64 |
1929 |
5863 |
1054 |
3 |
0 |
| CDI |
1 |
9 |
3 |
511 |
5994 |
19327 |
2230 |
0 |
| VCDI |
0 |
20 |
1 |
57 |
2549 |
31048 |
6091 |
6 |
|
Date: 2024-06-29:
| 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 |
88091 |
16826 |
318 |
287 |
54 |
0 |
0 |
0 |
| OW |
33 |
3764 |
829 |
1593 |
203 |
20 |
0 |
0 |
| VODI |
13 |
868 |
478 |
3512 |
1750 |
66 |
1 |
0 |
| ODI |
3 |
90 |
148 |
2218 |
5927 |
1114 |
5 |
0 |
| CDI |
0 |
35 |
9 |
715 |
7152 |
19878 |
2129 |
0 |
| VCDI |
0 |
17 |
1 |
107 |
3646 |
30624 |
2216 |
3 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
88087 |
17073 |
367 |
385 |
68 |
2 |
0 |
0 |
| OW |
35 |
3507 |
765 |
1621 |
209 |
16 |
0 |
0 |
| VODI |
14 |
876 |
500 |
3328 |
1748 |
83 |
1 |
0 |
| ODI |
4 |
90 |
142 |
2252 |
5733 |
1119 |
3 |
0 |
| CDI |
0 |
25 |
7 |
790 |
7636 |
19398 |
1872 |
0 |
| VCDI |
0 |
29 |
2 |
56 |
3338 |
31084 |
2475 |
3 |
|
Date: 2024-07-01:
| 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 |
89482 |
17549 |
335 |
278 |
50 |
0 |
0 |
0 |
| OW |
12 |
4201 |
1413 |
1205 |
122 |
2 |
0 |
0 |
| VODI |
13 |
145 |
225 |
6085 |
1652 |
8 |
0 |
0 |
| ODI |
2 |
8 |
6 |
968 |
10582 |
831 |
0 |
0 |
| CDI |
36 |
0 |
0 |
353 |
4737 |
29452 |
414 |
0 |
| VCDI |
14 |
0 |
0 |
24 |
2634 |
18931 |
2972 |
2 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
89470 |
15911 |
346 |
339 |
81 |
2 |
0 |
0 |
| OW |
27 |
4151 |
750 |
1310 |
282 |
1 |
0 |
0 |
| VODI |
8 |
1306 |
601 |
3450 |
2005 |
98 |
0 |
0 |
| ODI |
4 |
522 |
259 |
2422 |
5077 |
757 |
4 |
0 |
| CDI |
3 |
13 |
23 |
1229 |
8205 |
18739 |
959 |
0 |
| VCDI |
47 |
0 |
0 |
163 |
4127 |
29627 |
2423 |
2 |
|
Date: 2024-07-03:
| 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 |
91407 |
16480 |
280 |
282 |
45 |
0 |
0 |
0 |
| OW |
92 |
4384 |
977 |
1379 |
222 |
7 |
0 |
0 |
| VODI |
9 |
426 |
475 |
5822 |
2300 |
56 |
0 |
0 |
| ODI |
1 |
33 |
14 |
1233 |
8999 |
1150 |
0 |
0 |
| CDI |
32 |
13 |
4 |
477 |
8094 |
25179 |
580 |
0 |
| VCDI |
17 |
0 |
0 |
42 |
2478 |
19419 |
2333 |
2 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
91325 |
14738 |
304 |
343 |
106 |
3 |
0 |
0 |
| OW |
171 |
4145 |
632 |
1437 |
365 |
16 |
0 |
0 |
| VODI |
10 |
1752 |
502 |
3556 |
2249 |
252 |
0 |
0 |
| ODI |
2 |
647 |
268 |
2231 |
4555 |
889 |
3 |
0 |
| CDI |
3 |
53 |
41 |
1581 |
10144 |
16751 |
111 |
0 |
| VCDI |
47 |
1 |
3 |
87 |
4719 |
27900 |
2799 |
2 |
|
Date: 2024-07-05:
| 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 |
93077 |
15752 |
276 |
263 |
44 |
0 |
0 |
0 |
| OW |
222 |
4559 |
884 |
1361 |
247 |
12 |
0 |
0 |
| VODI |
22 |
679 |
610 |
5576 |
2395 |
58 |
0 |
0 |
| ODI |
1 |
67 |
75 |
1671 |
8543 |
920 |
5 |
0 |
| CDI |
33 |
13 |
1 |
809 |
8654 |
24666 |
682 |
0 |
| VCDI |
16 |
0 |
0 |
37 |
1997 |
17427 |
3068 |
21 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
92928 |
13956 |
293 |
326 |
87 |
8 |
0 |
0 |
| OW |
369 |
4003 |
586 |
1307 |
385 |
24 |
0 |
0 |
| VODI |
22 |
2335 |
548 |
3542 |
2069 |
153 |
0 |
0 |
| ODI |
2 |
693 |
331 |
2313 |
4186 |
1084 |
14 |
0 |
| CDI |
7 |
83 |
88 |
2079 |
11910 |
17688 |
302 |
0 |
| VCDI |
43 |
0 |
0 |
150 |
3243 |
24126 |
3439 |
21 |
|
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