Validation of sea ice concentration - Full domain
Bulletin date: 2024-07-11
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
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 |
|
...date precedes bulletin
|
Date: 2024-07-07:
| 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 |
94565 |
15360 |
293 |
198 |
41 |
2 |
0 |
0 |
| OW |
140 |
4714 |
888 |
1563 |
257 |
3 |
0 |
0 |
| VODI |
13 |
797 |
657 |
5125 |
2673 |
96 |
0 |
0 |
| ODI |
11 |
116 |
93 |
1557 |
7814 |
1229 |
2 |
0 |
| CDI |
36 |
12 |
13 |
1133 |
8456 |
23298 |
775 |
0 |
| VCDI |
17 |
0 |
0 |
68 |
1403 |
19000 |
2325 |
0 |
|
...date precedes bulletin
|
Date: 2024-07-09:
| 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 |
95454 |
17722 |
164 |
155 |
40 |
2 |
0 |
0 |
| OW |
62 |
4054 |
1463 |
1348 |
103 |
0 |
0 |
0 |
| VODI |
19 |
298 |
456 |
7005 |
1490 |
24 |
0 |
0 |
| ODI |
14 |
27 |
13 |
1519 |
11776 |
899 |
1 |
0 |
| CDI |
26 |
1 |
4 |
273 |
7886 |
30157 |
594 |
0 |
| VCDI |
5 |
0 |
0 |
56 |
618 |
9642 |
1373 |
0 |
|
...date precedes bulletin
|
Date: 2024-07-11:
| 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 |
96886 |
16716 |
165 |
101 |
45 |
1 |
0 |
0 |
| OW |
74 |
4887 |
1180 |
1414 |
117 |
0 |
0 |
0 |
| VODI |
21 |
754 |
720 |
6593 |
1898 |
10 |
0 |
0 |
| ODI |
14 |
63 |
39 |
1733 |
9860 |
2567 |
0 |
0 |
| CDI |
24 |
24 |
10 |
454 |
4757 |
32753 |
82 |
0 |
| VCDI |
2 |
3 |
2 |
62 |
899 |
9813 |
0 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
96881 |
17041 |
191 |
128 |
50 |
1 |
0 |
0 |
| OW |
79 |
4531 |
1129 |
1476 |
126 |
0 |
0 |
0 |
| VODI |
17 |
781 |
745 |
6213 |
1841 |
12 |
0 |
0 |
| ODI |
13 |
75 |
40 |
2023 |
9859 |
2841 |
0 |
0 |
| CDI |
19 |
16 |
9 |
449 |
4793 |
31764 |
67 |
0 |
| VCDI |
12 |
3 |
2 |
68 |
907 |
10526 |
15 |
0 |
|
Date: 2024-07-13:
| 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 |
97374 |
16928 |
156 |
155 |
54 |
0 |
0 |
0 |
| OW |
75 |
5547 |
1130 |
1421 |
147 |
1 |
0 |
0 |
| VODI |
27 |
1432 |
892 |
5826 |
2119 |
15 |
0 |
0 |
| ODI |
13 |
134 |
131 |
2325 |
9168 |
645 |
0 |
0 |
| CDI |
23 |
94 |
25 |
565 |
7306 |
35411 |
502 |
0 |
| VCDI |
0 |
19 |
3 |
86 |
629 |
4319 |
46 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
97373 |
17342 |
210 |
201 |
57 |
0 |
0 |
0 |
| OW |
77 |
5066 |
1036 |
1500 |
162 |
1 |
0 |
0 |
| VODI |
24 |
1497 |
931 |
5457 |
2302 |
23 |
0 |
0 |
| ODI |
9 |
143 |
139 |
2564 |
8913 |
846 |
0 |
0 |
| CDI |
24 |
85 |
18 |
530 |
7268 |
34567 |
506 |
0 |
| VCDI |
5 |
21 |
3 |
126 |
721 |
4954 |
42 |
0 |
|
Date: 2024-07-15:
| 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 |
98785 |
19307 |
146 |
144 |
6 |
0 |
0 |
0 |
| OW |
56 |
5918 |
1929 |
1338 |
55 |
0 |
0 |
0 |
| VODI |
4 |
193 |
167 |
7043 |
1356 |
0 |
0 |
0 |
| ODI |
4 |
52 |
7 |
696 |
12325 |
368 |
1 |
0 |
| CDI |
10 |
103 |
14 |
240 |
3177 |
37808 |
422 |
0 |
| VCDI |
0 |
0 |
1 |
25 |
708 |
1280 |
1055 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
98701 |
17021 |
146 |
177 |
39 |
0 |
0 |
0 |
| OW |
96 |
5922 |
889 |
1363 |
182 |
3 |
0 |
0 |
| VODI |
28 |
2149 |
1026 |
4790 |
2706 |
46 |
0 |
0 |
| ODI |
13 |
343 |
161 |
2417 |
7504 |
887 |
0 |
0 |
| CDI |
18 |
119 |
39 |
612 |
6116 |
33962 |
1184 |
0 |
| VCDI |
3 |
19 |
3 |
127 |
1080 |
4558 |
294 |
0 |
|
Date: 2024-07-17:
| 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 |
100778 |
18428 |
128 |
104 |
9 |
0 |
0 |
0 |
| OW |
256 |
6346 |
1100 |
1106 |
64 |
0 |
0 |
0 |
| VODI |
3 |
757 |
645 |
6206 |
2059 |
10 |
0 |
0 |
| ODI |
3 |
61 |
26 |
1078 |
10011 |
2140 |
5 |
0 |
| CDI |
10 |
130 |
14 |
273 |
7376 |
30723 |
2166 |
0 |
| VCDI |
0 |
0 |
1 |
40 |
245 |
1957 |
485 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
100443 |
15613 |
124 |
132 |
55 |
0 |
0 |
0 |
| OW |
544 |
6413 |
732 |
1394 |
181 |
0 |
0 |
0 |
| VODI |
40 |
2895 |
774 |
4336 |
3152 |
37 |
0 |
0 |
| ODI |
10 |
598 |
208 |
2178 |
6550 |
1741 |
0 |
0 |
| CDI |
13 |
181 |
68 |
615 |
9135 |
29478 |
2386 |
0 |
| VCDI |
0 |
22 |
8 |
152 |
691 |
3574 |
270 |
0 |
|
Date: 2024-07-19:
| 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 |
103327 |
17306 |
127 |
30 |
0 |
0 |
0 |
0 |
| OW |
310 |
5620 |
1082 |
1115 |
66 |
5 |
0 |
0 |
| VODI |
9 |
1045 |
676 |
6490 |
2608 |
22 |
0 |
0 |
| ODI |
2 |
156 |
30 |
1616 |
8883 |
2913 |
0 |
0 |
| CDI |
8 |
169 |
22 |
223 |
8290 |
28944 |
496 |
0 |
| VCDI |
0 |
2 |
1 |
4 |
941 |
2009 |
196 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
102441 |
14217 |
133 |
105 |
4 |
0 |
0 |
0 |
| OW |
1052 |
6171 |
780 |
1476 |
232 |
11 |
0 |
0 |
| VODI |
147 |
2867 |
732 |
4573 |
2565 |
108 |
0 |
0 |
| ODI |
3 |
690 |
202 |
2654 |
6040 |
2100 |
0 |
0 |
| CDI |
13 |
300 |
85 |
583 |
10113 |
28577 |
325 |
0 |
| VCDI |
0 |
53 |
6 |
87 |
1834 |
3097 |
367 |
0 |
|
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