Validation of sea ice concentration - Full domain
Bulletin date: 2024-06-20
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-06-14:
| 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 |
81657 |
15143 |
161 |
223 |
62 |
14 |
0 |
0 |
| OW |
127 |
4216 |
847 |
1347 |
156 |
43 |
1 |
0 |
| VODI |
23 |
1304 |
544 |
3077 |
922 |
215 |
17 |
2 |
| ODI |
0 |
247 |
108 |
1359 |
2956 |
985 |
116 |
8 |
| CDI |
0 |
206 |
84 |
911 |
4723 |
9108 |
3100 |
41 |
| VCDI |
0 |
3 |
5 |
101 |
942 |
11636 |
30222 |
17781 |
|
...date precedes bulletin
|
Date: 2024-06-16:
| 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 |
82240 |
14767 |
104 |
275 |
66 |
0 |
0 |
0 |
| OW |
156 |
4544 |
734 |
1181 |
206 |
21 |
0 |
0 |
| VODI |
23 |
1524 |
500 |
2869 |
1054 |
223 |
25 |
0 |
| ODI |
1 |
341 |
199 |
1500 |
2926 |
1258 |
106 |
1 |
| CDI |
0 |
228 |
48 |
1030 |
5574 |
8019 |
3235 |
125 |
| VCDI |
0 |
24 |
1 |
184 |
2152 |
16945 |
22123 |
18211 |
|
...date precedes bulletin
|
Date: 2024-06-18:
| 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 |
83091 |
16441 |
195 |
228 |
66 |
1 |
0 |
0 |
| OW |
64 |
4672 |
1065 |
1114 |
139 |
14 |
1 |
0 |
| VODI |
4 |
584 |
369 |
3871 |
1105 |
107 |
17 |
0 |
| ODI |
1 |
118 |
49 |
1110 |
4959 |
658 |
51 |
1 |
| CDI |
0 |
48 |
26 |
313 |
4982 |
12465 |
1510 |
39 |
| VCDI |
0 |
0 |
0 |
52 |
2043 |
21503 |
19091 |
12576 |
|
...date precedes bulletin
|
Date: 2024-06-20:
| 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 |
84117 |
16460 |
254 |
271 |
63 |
9 |
0 |
0 |
| OW |
88 |
4115 |
834 |
1278 |
171 |
53 |
0 |
0 |
| VODI |
4 |
805 |
472 |
3296 |
1304 |
182 |
4 |
0 |
| ODI |
1 |
204 |
61 |
1320 |
4095 |
884 |
38 |
0 |
| CDI |
0 |
64 |
21 |
524 |
5362 |
13070 |
2229 |
0 |
| VCDI |
0 |
1 |
8 |
129 |
2870 |
28732 |
14949 |
6401 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
84132 |
17076 |
297 |
318 |
60 |
10 |
0 |
0 |
| OW |
73 |
3443 |
814 |
1334 |
189 |
49 |
0 |
0 |
| VODI |
4 |
853 |
448 |
3170 |
1342 |
175 |
5 |
0 |
| ODI |
1 |
210 |
63 |
1349 |
3873 |
865 |
32 |
0 |
| CDI |
0 |
67 |
20 |
493 |
5504 |
13237 |
2276 |
0 |
| VCDI |
0 |
0 |
8 |
154 |
2897 |
28594 |
14907 |
6401 |
|
Date: 2024-06-22:
| 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 |
84605 |
16990 |
236 |
288 |
60 |
25 |
0 |
0 |
| OW |
10 |
4054 |
770 |
1268 |
221 |
80 |
0 |
0 |
| VODI |
6 |
1062 |
473 |
2799 |
1390 |
237 |
1 |
0 |
| ODI |
1 |
338 |
107 |
1309 |
3710 |
773 |
31 |
0 |
| CDI |
1 |
116 |
46 |
685 |
6201 |
11910 |
1731 |
0 |
| VCDI |
0 |
0 |
4 |
131 |
3352 |
30637 |
15234 |
3851 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
84598 |
17467 |
294 |
330 |
62 |
28 |
0 |
0 |
| OW |
15 |
3508 |
719 |
1348 |
209 |
82 |
0 |
0 |
| VODI |
6 |
1121 |
481 |
2560 |
1382 |
219 |
2 |
0 |
| ODI |
2 |
340 |
93 |
1429 |
3582 |
814 |
18 |
0 |
| CDI |
2 |
111 |
35 |
615 |
6297 |
11883 |
1673 |
0 |
| VCDI |
0 |
13 |
14 |
198 |
3402 |
30636 |
15304 |
3851 |
|
Date: 2024-06-24:
| 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 |
85921 |
17960 |
263 |
323 |
88 |
9 |
0 |
0 |
| OW |
56 |
3582 |
1249 |
1059 |
114 |
21 |
0 |
0 |
| VODI |
20 |
277 |
197 |
4272 |
1105 |
75 |
1 |
0 |
| ODI |
1 |
32 |
24 |
871 |
7760 |
547 |
5 |
0 |
| CDI |
1 |
4 |
3 |
252 |
4585 |
21172 |
628 |
0 |
| VCDI |
0 |
0 |
0 |
64 |
2934 |
25554 |
12508 |
1206 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
85871 |
16580 |
298 |
376 |
74 |
33 |
0 |
0 |
| OW |
90 |
3483 |
678 |
1286 |
269 |
75 |
0 |
0 |
| VODI |
31 |
1297 |
534 |
2460 |
1412 |
190 |
1 |
0 |
| ODI |
5 |
360 |
162 |
1582 |
3495 |
1026 |
39 |
0 |
| CDI |
2 |
111 |
42 |
866 |
7283 |
12097 |
1768 |
24 |
| VCDI |
0 |
24 |
22 |
271 |
4053 |
33957 |
11334 |
1182 |
|
Date: 2024-06-26:
| 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 |
87440 |
17132 |
339 |
333 |
53 |
18 |
0 |
0 |
| OW |
33 |
3567 |
1020 |
1340 |
156 |
35 |
0 |
0 |
| VODI |
11 |
361 |
389 |
3772 |
1355 |
107 |
1 |
0 |
| ODI |
1 |
39 |
29 |
1471 |
6297 |
942 |
5 |
0 |
| CDI |
1 |
6 |
9 |
460 |
4811 |
20242 |
2050 |
92 |
| VCDI |
0 |
15 |
1 |
50 |
2910 |
29887 |
7622 |
341 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
87370 |
15609 |
321 |
374 |
44 |
42 |
0 |
0 |
| OW |
101 |
3378 |
613 |
1409 |
269 |
68 |
0 |
0 |
| VODI |
12 |
1471 |
512 |
2306 |
1479 |
182 |
1 |
0 |
| ODI |
3 |
513 |
216 |
1741 |
3350 |
1064 |
41 |
0 |
| CDI |
0 |
123 |
100 |
1420 |
7082 |
14658 |
1404 |
7 |
| VCDI |
0 |
26 |
25 |
176 |
3358 |
35217 |
8232 |
426 |
|
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 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
87573 |
15641 |
373 |
554 |
65 |
27 |
0 |
0 |
| OW |
136 |
3318 |
491 |
1476 |
363 |
74 |
0 |
0 |
| VODI |
11 |
1722 |
473 |
2120 |
1653 |
242 |
1 |
0 |
| ODI |
2 |
665 |
291 |
2022 |
3352 |
1274 |
31 |
0 |
| CDI |
0 |
157 |
129 |
1880 |
9553 |
13031 |
545 |
0 |
| VCDI |
0 |
24 |
4 |
120 |
3370 |
37323 |
4654 |
3 |
|
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