Validation of sea ice concentration - Full domain
Bulletin date: 2022-08-18
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-08-12:
| 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 |
114752 |
18096 |
163 |
529 |
62 |
0 |
0 |
0 |
| OW |
8 |
1465 |
149 |
856 |
182 |
0 |
0 |
0 |
| VODI |
0 |
441 |
108 |
2571 |
1396 |
6 |
0 |
0 |
| ODI |
0 |
46 |
9 |
1603 |
8953 |
1403 |
4 |
0 |
| CDI |
0 |
0 |
0 |
81 |
4042 |
15689 |
3633 |
26 |
| VCDI |
0 |
2 |
1 |
2 |
44 |
1588 |
7195 |
1943 |
|
...date precedes bulletin
|
Date: 2022-08-14:
| 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 |
117505 |
15735 |
124 |
574 |
92 |
0 |
0 |
0 |
| OW |
16 |
1403 |
111 |
845 |
277 |
0 |
0 |
0 |
| VODI |
0 |
676 |
128 |
2341 |
1908 |
52 |
0 |
0 |
| ODI |
0 |
66 |
16 |
1819 |
7932 |
1824 |
46 |
0 |
| CDI |
0 |
0 |
1 |
150 |
5368 |
13729 |
4125 |
154 |
| VCDI |
0 |
0 |
0 |
4 |
74 |
1221 |
6290 |
2442 |
|
...date precedes bulletin
|
Date: 2022-08-16:
| 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 |
115884 |
18231 |
140 |
516 |
63 |
0 |
0 |
0 |
| OW |
0 |
1412 |
154 |
844 |
94 |
0 |
0 |
0 |
| VODI |
0 |
321 |
89 |
3672 |
1114 |
1 |
0 |
0 |
| ODI |
0 |
1 |
2 |
928 |
9933 |
2026 |
2 |
0 |
| CDI |
0 |
0 |
0 |
15 |
2888 |
12011 |
4192 |
32 |
| VCDI |
0 |
1 |
2 |
1 |
17 |
1466 |
8959 |
2037 |
|
...date precedes bulletin
|
Date: 2022-08-18:
| 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 |
117208 |
17297 |
126 |
417 |
49 |
0 |
0 |
0 |
| OW |
0 |
1669 |
133 |
768 |
90 |
0 |
0 |
0 |
| VODI |
0 |
630 |
139 |
3570 |
1508 |
16 |
0 |
0 |
| ODI |
0 |
17 |
8 |
1444 |
7957 |
2945 |
0 |
0 |
| CDI |
0 |
0 |
2 |
37 |
3664 |
12062 |
3248 |
106 |
| VCDI |
0 |
1 |
0 |
0 |
20 |
2192 |
6808 |
2917 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
117208 |
17504 |
130 |
475 |
69 |
0 |
0 |
0 |
| OW |
0 |
1478 |
136 |
738 |
101 |
0 |
0 |
0 |
| VODI |
0 |
610 |
130 |
3448 |
1537 |
37 |
0 |
0 |
| ODI |
0 |
21 |
10 |
1538 |
7584 |
2753 |
0 |
0 |
| CDI |
0 |
0 |
2 |
37 |
3970 |
12036 |
3075 |
82 |
| VCDI |
0 |
1 |
0 |
0 |
27 |
2389 |
6981 |
2941 |
|
Date: 2022-08-20:
| 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 |
117765 |
16806 |
130 |
430 |
35 |
0 |
0 |
0 |
| OW |
0 |
2026 |
129 |
804 |
72 |
1 |
0 |
0 |
| VODI |
0 |
1056 |
159 |
3673 |
1433 |
68 |
4 |
0 |
| ODI |
0 |
53 |
26 |
1351 |
6944 |
3383 |
11 |
0 |
| CDI |
0 |
0 |
0 |
73 |
3436 |
10480 |
4853 |
2 |
| VCDI |
0 |
2 |
1 |
5 |
100 |
1196 |
6638 |
3903 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
117765 |
17046 |
144 |
512 |
39 |
0 |
0 |
0 |
| OW |
0 |
1776 |
121 |
806 |
85 |
1 |
0 |
0 |
| VODI |
0 |
1028 |
146 |
3501 |
1453 |
95 |
3 |
0 |
| ODI |
0 |
89 |
33 |
1437 |
6726 |
3162 |
12 |
0 |
| CDI |
0 |
2 |
0 |
74 |
3622 |
10540 |
4594 |
1 |
| VCDI |
0 |
2 |
1 |
6 |
95 |
1330 |
6897 |
3904 |
|
Date: 2022-08-22:
| 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 |
118176 |
18672 |
114 |
387 |
38 |
0 |
0 |
0 |
| OW |
0 |
1532 |
253 |
861 |
24 |
0 |
0 |
0 |
| VODI |
0 |
254 |
97 |
4762 |
810 |
3 |
0 |
0 |
| ODI |
0 |
2 |
0 |
397 |
8679 |
699 |
0 |
0 |
| CDI |
0 |
0 |
0 |
41 |
2527 |
13160 |
1627 |
0 |
| VCDI |
0 |
2 |
2 |
3 |
24 |
909 |
8786 |
4207 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
118165 |
16971 |
122 |
535 |
58 |
0 |
0 |
0 |
| OW |
11 |
2011 |
139 |
950 |
119 |
0 |
0 |
0 |
| VODI |
0 |
1356 |
174 |
3263 |
1423 |
159 |
8 |
0 |
| ODI |
0 |
108 |
29 |
1599 |
6302 |
2757 |
10 |
0 |
| CDI |
0 |
14 |
0 |
93 |
4173 |
11104 |
3649 |
17 |
| VCDI |
0 |
2 |
2 |
11 |
27 |
751 |
6746 |
4190 |
|
Date: 2022-08-24:
| 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 |
118602 |
19316 |
98 |
349 |
20 |
0 |
0 |
0 |
| OW |
0 |
1615 |
178 |
774 |
22 |
0 |
0 |
0 |
| VODI |
0 |
768 |
174 |
4082 |
1011 |
11 |
0 |
0 |
| ODI |
0 |
0 |
0 |
711 |
7508 |
518 |
6 |
0 |
| CDI |
0 |
0 |
1 |
33 |
4633 |
11404 |
1392 |
0 |
| VCDI |
0 |
2 |
1 |
5 |
58 |
1995 |
7777 |
3984 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
118591 |
17276 |
121 |
524 |
58 |
0 |
0 |
0 |
| OW |
11 |
2256 |
102 |
735 |
150 |
0 |
0 |
0 |
| VODI |
0 |
1992 |
180 |
2572 |
1589 |
152 |
0 |
0 |
| ODI |
0 |
165 |
46 |
1979 |
6465 |
1538 |
24 |
0 |
| CDI |
0 |
10 |
2 |
136 |
4936 |
10806 |
2429 |
232 |
| VCDI |
0 |
2 |
1 |
8 |
54 |
1432 |
6722 |
3752 |
|
Date: 2022-08-26:
| 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 |
119233 |
19002 |
83 |
288 |
15 |
0 |
0 |
0 |
| OW |
0 |
2218 |
166 |
583 |
19 |
0 |
0 |
0 |
| VODI |
0 |
891 |
193 |
4016 |
781 |
3 |
0 |
0 |
| ODI |
0 |
3 |
0 |
1259 |
7024 |
297 |
2 |
0 |
| CDI |
0 |
2 |
0 |
59 |
7500 |
8392 |
798 |
0 |
| VCDI |
0 |
2 |
0 |
5 |
55 |
3743 |
7539 |
2877 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
119200 |
17180 |
103 |
481 |
84 |
0 |
0 |
0 |
| OW |
33 |
2670 |
101 |
616 |
211 |
0 |
0 |
0 |
| VODI |
0 |
1970 |
174 |
2554 |
1578 |
73 |
0 |
0 |
| ODI |
0 |
288 |
64 |
2290 |
6011 |
1021 |
68 |
2 |
| CDI |
0 |
7 |
0 |
263 |
7471 |
8046 |
985 |
440 |
| VCDI |
0 |
3 |
0 |
6 |
39 |
3295 |
7286 |
2435 |
|
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