Validation of sea ice concentration - Full domain
Bulletin date: 2021-07-01
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2021-06-25:
| 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 |
84959 |
20790 |
438 |
2171 |
449 |
5 |
0 |
0 |
| OW |
16 |
639 |
144 |
2083 |
1304 |
21 |
0 |
0 |
| VODI |
0 |
223 |
53 |
1504 |
3256 |
201 |
4 |
0 |
| ODI |
0 |
102 |
27 |
552 |
4990 |
900 |
9 |
0 |
| CDI |
0 |
96 |
9 |
449 |
4347 |
10936 |
2556 |
0 |
| VCDI |
0 |
5 |
5 |
99 |
2091 |
16041 |
16993 |
8581 |
|
...date precedes bulletin
|
Date: 2021-06-27:
| 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 |
85743 |
21335 |
410 |
2258 |
766 |
33 |
0 |
0 |
| OW |
13 |
793 |
147 |
1934 |
1303 |
47 |
0 |
0 |
| VODI |
0 |
312 |
69 |
1537 |
2895 |
442 |
3 |
0 |
| ODI |
0 |
116 |
20 |
648 |
4566 |
1213 |
68 |
0 |
| CDI |
0 |
103 |
14 |
550 |
3716 |
10574 |
3228 |
0 |
| VCDI |
0 |
24 |
9 |
121 |
2011 |
11793 |
20396 |
7838 |
|
...date precedes bulletin
|
Date: 2021-06-29:
| 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 |
85849 |
22930 |
380 |
1936 |
612 |
23 |
0 |
0 |
| OW |
7 |
717 |
203 |
1885 |
527 |
15 |
0 |
0 |
| VODI |
0 |
163 |
45 |
2509 |
2522 |
66 |
5 |
0 |
| ODI |
0 |
54 |
13 |
552 |
6433 |
946 |
37 |
0 |
| CDI |
0 |
56 |
12 |
393 |
2806 |
11369 |
2229 |
0 |
| VCDI |
0 |
43 |
5 |
91 |
1522 |
12888 |
19960 |
7245 |
|
...date precedes bulletin
|
Date: 2021-07-01:
| 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 |
88374 |
21271 |
370 |
2183 |
492 |
0 |
0 |
0 |
| OW |
44 |
965 |
204 |
2044 |
780 |
5 |
0 |
0 |
| VODI |
0 |
206 |
54 |
1973 |
3292 |
130 |
3 |
0 |
| ODI |
0 |
26 |
12 |
714 |
4874 |
1628 |
21 |
0 |
| CDI |
0 |
25 |
8 |
331 |
2530 |
13609 |
2619 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
962 |
14254 |
17464 |
5580 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
88406 |
21497 |
411 |
2624 |
675 |
1 |
0 |
0 |
| OW |
12 |
711 |
164 |
1681 |
816 |
15 |
0 |
0 |
| VODI |
0 |
232 |
52 |
1806 |
2968 |
134 |
3 |
0 |
| ODI |
0 |
29 |
12 |
801 |
4771 |
1457 |
39 |
0 |
| CDI |
0 |
24 |
9 |
333 |
2703 |
13585 |
2583 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
997 |
14434 |
17482 |
5580 |
|
Date: 2021-07-03:
| 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 |
90734 |
20698 |
335 |
2274 |
137 |
29 |
0 |
0 |
| OW |
27 |
1260 |
217 |
2599 |
532 |
25 |
1 |
0 |
| VODI |
0 |
311 |
61 |
2579 |
2541 |
204 |
6 |
0 |
| ODI |
0 |
36 |
13 |
867 |
4351 |
1341 |
49 |
0 |
| CDI |
0 |
67 |
11 |
346 |
2595 |
13156 |
4066 |
0 |
| VCDI |
0 |
4 |
1 |
20 |
803 |
13640 |
17276 |
3836 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
90749 |
20874 |
367 |
2820 |
224 |
32 |
0 |
0 |
| OW |
12 |
1081 |
178 |
2337 |
458 |
35 |
1 |
0 |
| VODI |
0 |
318 |
67 |
2210 |
2464 |
181 |
11 |
0 |
| ODI |
0 |
31 |
15 |
962 |
4308 |
1317 |
62 |
0 |
| CDI |
0 |
72 |
11 |
330 |
2707 |
12729 |
4061 |
0 |
| VCDI |
0 |
0 |
0 |
26 |
798 |
14101 |
17263 |
3836 |
|
Date: 2021-07-05:
| 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 |
91247 |
23138 |
357 |
1859 |
107 |
25 |
0 |
0 |
| OW |
9 |
931 |
230 |
2000 |
288 |
18 |
0 |
0 |
| VODI |
0 |
82 |
34 |
3187 |
1906 |
58 |
0 |
0 |
| ODI |
0 |
48 |
7 |
489 |
6443 |
842 |
1 |
0 |
| CDI |
0 |
33 |
13 |
163 |
2390 |
17423 |
1943 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
202 |
11536 |
16882 |
3157 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
91253 |
22357 |
385 |
2595 |
432 |
35 |
0 |
0 |
| OW |
3 |
1283 |
151 |
1704 |
996 |
62 |
0 |
0 |
| VODI |
0 |
433 |
67 |
1955 |
2445 |
337 |
0 |
0 |
| ODI |
0 |
62 |
18 |
1007 |
3741 |
1697 |
11 |
0 |
| CDI |
0 |
96 |
19 |
408 |
3132 |
13288 |
2516 |
0 |
| VCDI |
0 |
1 |
1 |
29 |
590 |
14483 |
16299 |
3157 |
|
Date: 2021-07-07:
| 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 |
92601 |
24235 |
387 |
1651 |
104 |
5 |
0 |
0 |
| OW |
21 |
722 |
180 |
2348 |
357 |
18 |
0 |
0 |
| VODI |
1 |
110 |
38 |
2406 |
2726 |
165 |
0 |
0 |
| ODI |
0 |
53 |
4 |
379 |
5308 |
1114 |
7 |
0 |
| CDI |
0 |
54 |
6 |
186 |
3345 |
17687 |
524 |
0 |
| VCDI |
0 |
6 |
0 |
9 |
338 |
19126 |
10689 |
138 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
92618 |
23423 |
380 |
2187 |
306 |
20 |
0 |
0 |
| OW |
5 |
1204 |
140 |
1815 |
788 |
140 |
0 |
0 |
| VODI |
0 |
354 |
71 |
1898 |
2548 |
402 |
0 |
0 |
| ODI |
0 |
77 |
14 |
609 |
3981 |
1557 |
17 |
0 |
| CDI |
0 |
114 |
9 |
433 |
3760 |
15248 |
790 |
0 |
| VCDI |
0 |
8 |
1 |
37 |
795 |
20748 |
10413 |
138 |
|
Date: 2021-07-09:
| 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 |
94858 |
23514 |
341 |
1436 |
122 |
5 |
0 |
0 |
| OW |
2 |
1044 |
182 |
2059 |
555 |
23 |
0 |
0 |
| VODI |
0 |
179 |
42 |
2000 |
2849 |
263 |
0 |
0 |
| ODI |
0 |
86 |
11 |
348 |
4306 |
2255 |
27 |
0 |
| CDI |
0 |
57 |
4 |
146 |
3159 |
17359 |
759 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
289 |
22108 |
6594 |
65 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
94762 |
22828 |
328 |
1762 |
545 |
66 |
0 |
0 |
| OW |
98 |
1226 |
154 |
1504 |
679 |
249 |
0 |
0 |
| VODI |
0 |
574 |
69 |
1700 |
2508 |
541 |
19 |
0 |
| ODI |
0 |
117 |
17 |
672 |
2958 |
2385 |
63 |
0 |
| CDI |
0 |
135 |
12 |
351 |
3936 |
15799 |
983 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
654 |
22973 |
6315 |
65 |
|
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