Validation of sea ice concentration - Full domain
Bulletin date: 2024-07-04
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-06-28:
| 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 |
87663 |
17114 |
333 |
351 |
49 |
7 |
0 |
0 |
| OW |
45 |
3544 |
855 |
1643 |
211 |
48 |
0 |
0 |
| VODI |
11 |
761 |
457 |
3474 |
1624 |
139 |
1 |
0 |
| ODI |
3 |
66 |
107 |
2127 |
5931 |
1148 |
13 |
0 |
| CDI |
0 |
29 |
8 |
509 |
7193 |
18478 |
2311 |
0 |
| VCDI |
0 |
13 |
1 |
68 |
3348 |
32151 |
2906 |
3 |
|
...date precedes bulletin
|
Date: 2024-06-30:
| 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 |
88744 |
16121 |
274 |
337 |
54 |
0 |
0 |
0 |
| OW |
28 |
4109 |
761 |
1496 |
249 |
1 |
0 |
0 |
| VODI |
12 |
1061 |
535 |
3493 |
2031 |
82 |
0 |
0 |
| ODI |
2 |
262 |
301 |
2225 |
5767 |
837 |
4 |
0 |
| CDI |
0 |
51 |
18 |
881 |
7743 |
19325 |
1311 |
0 |
| VCDI |
0 |
9 |
1 |
213 |
4371 |
29638 |
2389 |
7 |
|
...date precedes bulletin
|
Date: 2024-07-02:
| 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 |
90044 |
17406 |
338 |
285 |
61 |
0 |
0 |
0 |
| OW |
42 |
4327 |
1177 |
1242 |
197 |
2 |
0 |
0 |
| VODI |
9 |
327 |
508 |
5906 |
1954 |
13 |
0 |
0 |
| ODI |
1 |
27 |
10 |
1176 |
8918 |
1700 |
1 |
0 |
| CDI |
34 |
3 |
3 |
399 |
6072 |
26710 |
454 |
0 |
| VCDI |
16 |
0 |
0 |
40 |
2715 |
20709 |
1917 |
0 |
|
...date precedes bulletin
|
Date: 2024-07-04:
| 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 |
92020 |
16387 |
274 |
267 |
41 |
0 |
0 |
0 |
| OW |
87 |
4566 |
924 |
1290 |
208 |
12 |
0 |
0 |
| VODI |
8 |
583 |
600 |
5704 |
2340 |
52 |
0 |
0 |
| ODI |
7 |
42 |
53 |
1474 |
8645 |
991 |
1 |
0 |
| CDI |
43 |
14 |
5 |
733 |
9730 |
24026 |
643 |
0 |
| VCDI |
16 |
0 |
0 |
41 |
1539 |
16901 |
4474 |
2 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
92010 |
16709 |
312 |
302 |
61 |
0 |
0 |
0 |
| OW |
94 |
4272 |
879 |
1348 |
224 |
12 |
0 |
0 |
| VODI |
11 |
554 |
610 |
5539 |
2328 |
51 |
0 |
0 |
| ODI |
5 |
42 |
49 |
1528 |
8424 |
1203 |
0 |
0 |
| CDI |
42 |
15 |
6 |
744 |
9862 |
23535 |
590 |
0 |
| VCDI |
19 |
0 |
0 |
48 |
1604 |
17181 |
4528 |
2 |
|
Date: 2024-07-06:
| 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 |
93260 |
16069 |
252 |
299 |
38 |
0 |
0 |
0 |
| OW |
158 |
4818 |
898 |
1371 |
254 |
4 |
0 |
0 |
| VODI |
10 |
720 |
626 |
5405 |
2567 |
78 |
0 |
0 |
| ODI |
3 |
76 |
95 |
1610 |
7852 |
1310 |
2 |
0 |
| CDI |
31 |
5 |
4 |
786 |
8500 |
24267 |
703 |
0 |
| VCDI |
16 |
0 |
0 |
46 |
1914 |
19136 |
1560 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
93242 |
16519 |
296 |
369 |
54 |
2 |
0 |
0 |
| OW |
180 |
4342 |
838 |
1468 |
269 |
5 |
0 |
0 |
| VODI |
6 |
728 |
629 |
5198 |
2524 |
116 |
0 |
0 |
| ODI |
1 |
94 |
102 |
1641 |
7721 |
1519 |
0 |
0 |
| CDI |
30 |
5 |
10 |
768 |
8355 |
23449 |
609 |
0 |
| VCDI |
19 |
0 |
0 |
73 |
2202 |
19704 |
1656 |
0 |
|
Date: 2024-07-08:
| 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 |
94987 |
17673 |
221 |
146 |
25 |
2 |
0 |
0 |
| OW |
62 |
3894 |
1643 |
1268 |
87 |
2 |
0 |
0 |
| VODI |
21 |
87 |
167 |
7246 |
1476 |
33 |
0 |
0 |
| ODI |
13 |
9 |
2 |
1056 |
13125 |
711 |
0 |
0 |
| CDI |
26 |
1 |
5 |
154 |
5189 |
30357 |
538 |
0 |
| VCDI |
6 |
0 |
0 |
64 |
741 |
11569 |
2137 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
94897 |
15867 |
267 |
253 |
61 |
2 |
0 |
0 |
| OW |
145 |
4441 |
809 |
1698 |
332 |
6 |
0 |
0 |
| VODI |
8 |
1047 |
782 |
4523 |
2544 |
225 |
0 |
0 |
| ODI |
9 |
289 |
142 |
1784 |
6900 |
1812 |
4 |
0 |
| CDI |
38 |
20 |
38 |
1475 |
8688 |
22164 |
1094 |
0 |
| VCDI |
18 |
0 |
0 |
201 |
2118 |
18465 |
1577 |
0 |
|
Date: 2024-07-10:
| 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 |
96488 |
16877 |
158 |
159 |
46 |
2 |
0 |
0 |
| OW |
63 |
4515 |
1276 |
1329 |
124 |
0 |
0 |
0 |
| VODI |
21 |
549 |
745 |
6631 |
1704 |
16 |
0 |
0 |
| ODI |
15 |
55 |
26 |
1740 |
10852 |
1771 |
0 |
0 |
| CDI |
25 |
7 |
4 |
448 |
5278 |
31985 |
214 |
0 |
| VCDI |
2 |
0 |
1 |
38 |
637 |
10628 |
314 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
96428 |
14848 |
215 |
313 |
66 |
2 |
0 |
0 |
| OW |
115 |
5029 |
749 |
1661 |
389 |
6 |
0 |
0 |
| VODI |
8 |
1524 |
867 |
4391 |
2318 |
124 |
0 |
0 |
| ODI |
10 |
451 |
223 |
2101 |
6619 |
1503 |
0 |
0 |
| CDI |
38 |
151 |
155 |
1657 |
7544 |
24132 |
130 |
0 |
| VCDI |
15 |
0 |
1 |
222 |
1705 |
18635 |
398 |
0 |
|
Date: 2024-07-12:
| 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 |
97361 |
16577 |
148 |
123 |
56 |
0 |
0 |
0 |
| OW |
89 |
5180 |
1120 |
1515 |
134 |
6 |
0 |
0 |
| VODI |
19 |
1054 |
763 |
6217 |
2044 |
23 |
0 |
0 |
| ODI |
16 |
95 |
114 |
2049 |
9797 |
1343 |
1 |
0 |
| CDI |
25 |
35 |
20 |
582 |
5417 |
33893 |
314 |
0 |
| VCDI |
1 |
12 |
3 |
46 |
942 |
7557 |
52 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
97285 |
14461 |
205 |
277 |
36 |
0 |
0 |
0 |
| OW |
154 |
5615 |
719 |
1888 |
440 |
8 |
0 |
0 |
| VODI |
11 |
1931 |
807 |
3937 |
2267 |
156 |
0 |
0 |
| ODI |
19 |
712 |
259 |
2476 |
6179 |
1210 |
1 |
0 |
| CDI |
29 |
216 |
169 |
1562 |
6580 |
25762 |
161 |
0 |
| VCDI |
13 |
18 |
9 |
392 |
2888 |
15686 |
205 |
0 |
|
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