Validation of sea ice concentration - Full domain
Bulletin date: 2024-08-08
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-08-02:
| 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 |
98318 |
16959 |
151 |
60 |
3 |
0 |
0 |
0 |
| OW |
2124 |
4867 |
1057 |
874 |
73 |
3 |
1 |
0 |
| VODI |
2003 |
1270 |
1153 |
4819 |
1359 |
106 |
17 |
0 |
| ODI |
18 |
116 |
59 |
1417 |
9256 |
2252 |
208 |
0 |
| CDI |
0 |
126 |
31 |
106 |
5032 |
21028 |
2720 |
0 |
| VCDI |
0 |
131 |
45 |
152 |
276 |
1192 |
1428 |
0 |
|
...date precedes bulletin
|
Date: 2024-08-04:
| 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 |
99991 |
15589 |
115 |
27 |
0 |
0 |
0 |
0 |
| OW |
2172 |
5452 |
817 |
690 |
56 |
12 |
6 |
0 |
| VODI |
1960 |
1781 |
1240 |
4255 |
1598 |
95 |
29 |
0 |
| ODI |
12 |
142 |
90 |
1892 |
9736 |
2100 |
64 |
0 |
| CDI |
0 |
177 |
47 |
122 |
5901 |
20406 |
1111 |
0 |
| VCDI |
0 |
115 |
38 |
146 |
331 |
1202 |
1293 |
0 |
|
...date precedes bulletin
|
Date: 2024-08-06:
| 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 |
101988 |
16677 |
195 |
55 |
3 |
0 |
0 |
0 |
| OW |
2259 |
5050 |
883 |
530 |
44 |
1 |
0 |
0 |
| VODI |
1801 |
714 |
1083 |
4859 |
1209 |
66 |
9 |
0 |
| ODI |
1 |
104 |
25 |
1202 |
12418 |
5017 |
50 |
0 |
| CDI |
0 |
179 |
67 |
161 |
2109 |
16982 |
2792 |
0 |
| VCDI |
0 |
5 |
6 |
54 |
286 |
1441 |
485 |
0 |
|
...date precedes bulletin
|
Date: 2024-08-08:
| 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 |
105158 |
14980 |
117 |
62 |
3 |
0 |
0 |
0 |
| OW |
2381 |
4375 |
689 |
523 |
77 |
12 |
1 |
0 |
| VODI |
1758 |
1143 |
1084 |
4531 |
1182 |
119 |
6 |
0 |
| ODI |
4 |
112 |
27 |
1427 |
11376 |
5492 |
78 |
0 |
| CDI |
0 |
100 |
45 |
157 |
1517 |
13596 |
5469 |
231 |
| VCDI |
0 |
133 |
43 |
119 |
253 |
513 |
1338 |
579 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
105197 |
15034 |
113 |
72 |
0 |
0 |
0 |
0 |
| OW |
2343 |
4252 |
703 |
565 |
73 |
11 |
1 |
0 |
| VODI |
1757 |
1196 |
1066 |
4448 |
1256 |
125 |
3 |
0 |
| ODI |
4 |
118 |
36 |
1451 |
10994 |
5862 |
101 |
0 |
| CDI |
0 |
117 |
50 |
166 |
1832 |
13241 |
5502 |
234 |
| VCDI |
0 |
126 |
37 |
117 |
253 |
493 |
1285 |
576 |
|
Date: 2024-08-10:
| 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 |
108689 |
12412 |
70 |
35 |
2 |
0 |
0 |
0 |
| OW |
2409 |
4399 |
595 |
398 |
75 |
3 |
0 |
0 |
| VODI |
1731 |
1468 |
1074 |
4435 |
1070 |
105 |
3 |
0 |
| ODI |
0 |
105 |
47 |
1934 |
11036 |
4604 |
118 |
0 |
| CDI |
0 |
130 |
72 |
292 |
2336 |
12929 |
4701 |
482 |
| VCDI |
0 |
137 |
38 |
61 |
139 |
438 |
1774 |
464 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
108672 |
12259 |
78 |
40 |
1 |
0 |
0 |
0 |
| OW |
2428 |
4477 |
578 |
402 |
61 |
0 |
0 |
0 |
| VODI |
1729 |
1533 |
1081 |
4368 |
1325 |
110 |
3 |
0 |
| ODI |
0 |
104 |
49 |
1981 |
10334 |
5440 |
170 |
0 |
| CDI |
0 |
144 |
75 |
300 |
2808 |
12132 |
4856 |
456 |
| VCDI |
0 |
134 |
35 |
64 |
129 |
397 |
1567 |
490 |
|
Date: 2024-08-12:
| 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 |
110076 |
13185 |
120 |
57 |
7 |
0 |
0 |
0 |
| OW |
2446 |
4453 |
992 |
607 |
24 |
2 |
0 |
0 |
| VODI |
1583 |
492 |
788 |
5549 |
1295 |
33 |
0 |
0 |
| ODI |
0 |
76 |
26 |
1174 |
13463 |
2079 |
1 |
0 |
| CDI |
0 |
60 |
35 |
113 |
1848 |
15045 |
890 |
0 |
| VCDI |
0 |
3 |
5 |
15 |
57 |
281 |
3930 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
109951 |
11389 |
77 |
30 |
5 |
0 |
0 |
0 |
| OW |
2454 |
4495 |
513 |
442 |
45 |
2 |
0 |
0 |
| VODI |
1688 |
1852 |
1166 |
4424 |
1552 |
124 |
0 |
0 |
| ODI |
12 |
179 |
105 |
2351 |
10160 |
4033 |
13 |
0 |
| CDI |
0 |
202 |
78 |
214 |
4718 |
13085 |
3561 |
0 |
| VCDI |
0 |
152 |
27 |
54 |
214 |
196 |
1247 |
0 |
|
Date: 2024-08-14:
| 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 |
112605 |
10934 |
81 |
42 |
7 |
0 |
0 |
0 |
| OW |
2409 |
5035 |
649 |
343 |
21 |
0 |
0 |
0 |
| VODI |
1560 |
1157 |
1171 |
5988 |
1027 |
28 |
0 |
0 |
| ODI |
1 |
100 |
39 |
1860 |
10793 |
2590 |
31 |
0 |
| CDI |
0 |
67 |
44 |
116 |
2541 |
13717 |
3272 |
0 |
| VCDI |
0 |
7 |
7 |
25 |
69 |
1145 |
1329 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
112480 |
8938 |
50 |
23 |
7 |
0 |
0 |
0 |
| OW |
2406 |
4796 |
445 |
373 |
53 |
0 |
0 |
0 |
| VODI |
1677 |
2782 |
1198 |
4252 |
1240 |
112 |
3 |
0 |
| ODI |
12 |
361 |
188 |
3499 |
8732 |
4225 |
136 |
0 |
| CDI |
0 |
280 |
92 |
175 |
4285 |
12972 |
3976 |
0 |
| VCDI |
0 |
143 |
18 |
52 |
141 |
171 |
517 |
0 |
|
Date: 2024-08-16:
| 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 |
113281 |
10669 |
71 |
33 |
9 |
0 |
0 |
0 |
| OW |
2430 |
5130 |
563 |
309 |
15 |
0 |
0 |
0 |
| VODI |
1495 |
1561 |
1375 |
6114 |
923 |
38 |
0 |
0 |
| ODI |
4 |
147 |
71 |
2066 |
10758 |
2364 |
36 |
0 |
| CDI |
0 |
75 |
35 |
118 |
3150 |
12857 |
3268 |
0 |
| VCDI |
0 |
18 |
8 |
30 |
134 |
385 |
1270 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
113123 |
8350 |
54 |
35 |
5 |
0 |
0 |
0 |
| OW |
2445 |
4962 |
454 |
372 |
69 |
0 |
0 |
0 |
| VODI |
1639 |
3271 |
1195 |
4166 |
1114 |
169 |
18 |
0 |
| ODI |
3 |
569 |
317 |
3801 |
8526 |
4382 |
63 |
0 |
| CDI |
0 |
278 |
81 |
257 |
5093 |
10706 |
3832 |
0 |
| VCDI |
0 |
170 |
22 |
39 |
182 |
387 |
661 |
0 |
|
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