Validation of sea ice concentration - Full domain
Bulletin date: 2021-06-24
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2021-06-18:
| 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 |
82117 |
18312 |
377 |
2236 |
430 |
48 |
0 |
0 |
| OW |
18 |
860 |
117 |
1763 |
707 |
78 |
0 |
0 |
| VODI |
0 |
319 |
56 |
1524 |
2503 |
238 |
0 |
0 |
| ODI |
0 |
155 |
14 |
552 |
3416 |
1211 |
8 |
0 |
| CDI |
0 |
273 |
24 |
447 |
5296 |
11159 |
549 |
0 |
| VCDI |
0 |
44 |
5 |
133 |
1904 |
19420 |
14364 |
16371 |
|
...date precedes bulletin
|
Date: 2021-06-20:
| 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 |
82550 |
18831 |
380 |
2414 |
462 |
16 |
0 |
0 |
| OW |
23 |
837 |
127 |
1986 |
1001 |
35 |
0 |
0 |
| VODI |
0 |
421 |
55 |
1522 |
2628 |
292 |
0 |
0 |
| ODI |
0 |
174 |
26 |
656 |
3211 |
1095 |
16 |
0 |
| CDI |
0 |
260 |
29 |
515 |
5516 |
10355 |
1289 |
0 |
| VCDI |
0 |
63 |
9 |
121 |
3835 |
21060 |
16891 |
8347 |
|
...date precedes bulletin
|
Date: 2021-06-22:
| 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 |
83079 |
20451 |
465 |
2516 |
401 |
6 |
0 |
0 |
| OW |
19 |
445 |
124 |
2156 |
608 |
12 |
0 |
0 |
| VODI |
0 |
135 |
29 |
1841 |
2643 |
110 |
2 |
0 |
| ODI |
0 |
111 |
21 |
556 |
5506 |
847 |
20 |
0 |
| CDI |
0 |
105 |
15 |
391 |
5095 |
12457 |
796 |
0 |
| VCDI |
0 |
1 |
1 |
62 |
4028 |
17809 |
14832 |
9353 |
|
...date precedes bulletin
|
Date: 2021-06-24:
| 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 |
81596 |
23131 |
468 |
2355 |
452 |
21 |
0 |
0 |
| OW |
13 |
507 |
130 |
2124 |
1176 |
26 |
1 |
0 |
| VODI |
0 |
173 |
44 |
1681 |
3045 |
147 |
1 |
0 |
| ODI |
0 |
100 |
26 |
557 |
5247 |
736 |
14 |
0 |
| CDI |
0 |
104 |
13 |
391 |
5475 |
11334 |
1680 |
0 |
| VCDI |
0 |
2 |
1 |
75 |
1740 |
19140 |
16111 |
7211 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
81596 |
23229 |
502 |
2820 |
641 |
27 |
0 |
0 |
| OW |
13 |
399 |
103 |
1776 |
1180 |
28 |
1 |
0 |
| VODI |
0 |
166 |
36 |
1519 |
2991 |
127 |
2 |
0 |
| ODI |
0 |
105 |
25 |
569 |
4943 |
684 |
14 |
0 |
| CDI |
0 |
117 |
16 |
426 |
5651 |
11062 |
1609 |
0 |
| VCDI |
0 |
1 |
0 |
73 |
1729 |
19476 |
16181 |
7211 |
|
Date: 2021-06-26:
| 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 |
85442 |
21111 |
420 |
2138 |
616 |
15 |
0 |
0 |
| OW |
15 |
762 |
141 |
1980 |
1295 |
24 |
0 |
0 |
| VODI |
0 |
289 |
71 |
1442 |
3128 |
393 |
5 |
0 |
| ODI |
0 |
105 |
22 |
601 |
4947 |
889 |
52 |
0 |
| CDI |
0 |
93 |
10 |
515 |
4086 |
10170 |
2967 |
0 |
| VCDI |
0 |
7 |
6 |
102 |
2170 |
12106 |
18034 |
10879 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
85442 |
21313 |
463 |
2543 |
930 |
18 |
0 |
0 |
| OW |
15 |
584 |
107 |
1632 |
1322 |
36 |
0 |
0 |
| VODI |
0 |
251 |
64 |
1336 |
2906 |
385 |
14 |
0 |
| ODI |
0 |
94 |
17 |
596 |
4424 |
841 |
61 |
0 |
| CDI |
0 |
120 |
14 |
570 |
4458 |
9933 |
2816 |
0 |
| VCDI |
0 |
5 |
5 |
101 |
2202 |
12384 |
18167 |
10879 |
|
Date: 2021-06-28:
| 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 |
85494 |
22560 |
376 |
1834 |
618 |
26 |
0 |
0 |
| OW |
9 |
628 |
186 |
1661 |
608 |
15 |
0 |
0 |
| VODI |
0 |
151 |
59 |
2544 |
2232 |
61 |
5 |
0 |
| ODI |
0 |
60 |
12 |
537 |
7231 |
763 |
19 |
0 |
| CDI |
0 |
93 |
14 |
383 |
3411 |
11537 |
1295 |
0 |
| VCDI |
0 |
6 |
2 |
59 |
2300 |
11292 |
22601 |
6366 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
85495 |
22254 |
416 |
2591 |
1441 |
41 |
0 |
0 |
| OW |
8 |
615 |
126 |
1491 |
1393 |
99 |
2 |
0 |
| VODI |
0 |
292 |
62 |
1523 |
2550 |
402 |
65 |
0 |
| ODI |
0 |
113 |
15 |
629 |
3624 |
1607 |
157 |
0 |
| CDI |
0 |
177 |
20 |
624 |
4122 |
9705 |
3911 |
17 |
| VCDI |
0 |
47 |
10 |
160 |
3270 |
11840 |
19785 |
6349 |
|
Date: 2021-06-30:
| 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 |
87284 |
21948 |
358 |
2037 |
600 |
12 |
0 |
0 |
| OW |
49 |
745 |
210 |
2096 |
614 |
5 |
0 |
0 |
| VODI |
5 |
194 |
53 |
2286 |
2808 |
66 |
7 |
0 |
| ODI |
0 |
33 |
12 |
503 |
5928 |
1160 |
49 |
0 |
| CDI |
0 |
36 |
7 |
328 |
2767 |
12820 |
2317 |
0 |
| VCDI |
0 |
63 |
0 |
62 |
1554 |
14699 |
16604 |
6729 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
87331 |
21380 |
393 |
2996 |
1468 |
33 |
0 |
0 |
| OW |
7 |
851 |
111 |
1327 |
1181 |
89 |
0 |
0 |
| VODI |
0 |
488 |
93 |
1381 |
2474 |
423 |
44 |
0 |
| ODI |
0 |
126 |
16 |
811 |
3580 |
1649 |
173 |
0 |
| CDI |
0 |
111 |
27 |
716 |
3263 |
12119 |
4151 |
16 |
| VCDI |
0 |
63 |
0 |
81 |
2305 |
14449 |
14609 |
6713 |
|
Date: 2021-07-02:
| 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 |
89101 |
21344 |
330 |
2359 |
204 |
26 |
0 |
0 |
| OW |
36 |
1218 |
233 |
2327 |
548 |
23 |
1 |
0 |
| VODI |
0 |
285 |
63 |
2899 |
2234 |
181 |
6 |
0 |
| ODI |
0 |
26 |
11 |
966 |
4518 |
1388 |
41 |
0 |
| CDI |
0 |
35 |
8 |
315 |
2155 |
14018 |
3429 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
639 |
15172 |
15809 |
5099 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
89128 |
20704 |
392 |
3750 |
772 |
49 |
0 |
0 |
| OW |
9 |
1164 |
106 |
1621 |
727 |
93 |
0 |
0 |
| VODI |
0 |
702 |
92 |
1562 |
2049 |
432 |
1 |
0 |
| ODI |
0 |
234 |
35 |
1049 |
3309 |
1790 |
44 |
0 |
| CDI |
0 |
104 |
20 |
847 |
2627 |
14472 |
4291 |
8 |
| VCDI |
0 |
0 |
0 |
38 |
814 |
13972 |
14950 |
5091 |
|
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