Validation of sea ice concentration - Full domain
Bulletin date: 2020-09-17
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-09-11:
| 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 |
136578 |
15881 |
67 |
181 |
14 |
0 |
0 |
0 |
| OW |
27 |
2396 |
140 |
625 |
51 |
0 |
0 |
0 |
| VODI |
1 |
755 |
136 |
1456 |
519 |
31 |
0 |
0 |
| ODI |
0 |
45 |
25 |
725 |
2328 |
402 |
15 |
0 |
| CDI |
0 |
1 |
0 |
45 |
1608 |
4614 |
1389 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
15 |
2301 |
11844 |
2833 |
|
...date precedes bulletin
|
Date: 2020-09-13:
| 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 |
137128 |
14374 |
70 |
146 |
12 |
0 |
0 |
0 |
| OW |
23 |
3115 |
106 |
495 |
71 |
0 |
0 |
0 |
| VODI |
1 |
1059 |
164 |
1418 |
477 |
4 |
0 |
0 |
| ODI |
0 |
93 |
41 |
944 |
2152 |
107 |
4 |
0 |
| CDI |
0 |
0 |
1 |
83 |
2152 |
3300 |
1159 |
4 |
| VCDI |
0 |
0 |
0 |
0 |
20 |
2573 |
13047 |
2705 |
|
...date precedes bulletin
|
Date: 2020-09-15:
| 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 |
136921 |
16912 |
98 |
287 |
12 |
0 |
0 |
0 |
| OW |
11 |
1270 |
199 |
756 |
74 |
0 |
0 |
0 |
| VODI |
1 |
262 |
87 |
1645 |
885 |
18 |
0 |
0 |
| ODI |
0 |
5 |
2 |
355 |
3221 |
424 |
0 |
0 |
| CDI |
0 |
0 |
0 |
3 |
850 |
3791 |
130 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
24 |
5520 |
12675 |
610 |
|
...date precedes bulletin
|
Date: 2020-09-17:
| 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 |
135591 |
17277 |
117 |
335 |
67 |
0 |
0 |
0 |
| OW |
9 |
1135 |
173 |
959 |
475 |
0 |
0 |
0 |
| VODI |
0 |
241 |
66 |
1265 |
1417 |
20 |
0 |
0 |
| ODI |
0 |
21 |
9 |
283 |
2528 |
976 |
0 |
0 |
| CDI |
0 |
0 |
0 |
24 |
524 |
3474 |
295 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
19 |
6587 |
13078 |
83 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
135595 |
17377 |
136 |
482 |
152 |
0 |
0 |
0 |
| OW |
5 |
992 |
134 |
846 |
414 |
0 |
0 |
0 |
| VODI |
0 |
285 |
81 |
1175 |
1313 |
21 |
0 |
0 |
| ODI |
0 |
20 |
14 |
327 |
2467 |
800 |
0 |
0 |
| CDI |
0 |
0 |
0 |
36 |
651 |
3305 |
202 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
33 |
6931 |
13171 |
83 |
|
Date: 2020-09-19:
| 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 |
135288 |
16521 |
100 |
314 |
56 |
0 |
0 |
0 |
| OW |
13 |
2260 |
141 |
696 |
231 |
5 |
0 |
0 |
| VODI |
0 |
454 |
106 |
1291 |
1110 |
160 |
0 |
0 |
| ODI |
0 |
55 |
20 |
425 |
2129 |
931 |
3 |
0 |
| CDI |
0 |
0 |
0 |
49 |
698 |
2965 |
571 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
18 |
3488 |
14761 |
2189 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
135258 |
17086 |
121 |
444 |
110 |
0 |
0 |
0 |
| OW |
43 |
1567 |
111 |
583 |
234 |
16 |
0 |
0 |
| VODI |
0 |
557 |
110 |
1129 |
1054 |
187 |
0 |
0 |
| ODI |
0 |
80 |
25 |
566 |
1932 |
802 |
10 |
0 |
| CDI |
0 |
0 |
0 |
53 |
886 |
2810 |
514 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
26 |
3734 |
14811 |
2189 |
|
Date: 2020-09-21:
| 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 |
135036 |
17810 |
111 |
413 |
97 |
27 |
0 |
0 |
| OW |
8 |
914 |
152 |
693 |
114 |
43 |
0 |
0 |
| VODI |
0 |
259 |
74 |
1641 |
640 |
44 |
0 |
0 |
| ODI |
0 |
12 |
1 |
214 |
2490 |
166 |
0 |
0 |
| CDI |
0 |
0 |
0 |
5 |
550 |
3109 |
184 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
4 |
2505 |
14943 |
4789 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
135037 |
16106 |
102 |
482 |
246 |
103 |
0 |
0 |
| OW |
7 |
1949 |
103 |
612 |
187 |
70 |
0 |
0 |
| VODI |
0 |
752 |
100 |
1062 |
905 |
215 |
25 |
0 |
| ODI |
0 |
182 |
30 |
636 |
1534 |
724 |
71 |
0 |
| CDI |
0 |
6 |
3 |
174 |
938 |
2183 |
824 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
85 |
2599 |
14207 |
4789 |
|
Date: 2020-09-23:
| 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 |
134210 |
17504 |
151 |
677 |
168 |
0 |
0 |
0 |
| OW |
1 |
996 |
102 |
711 |
397 |
38 |
0 |
0 |
| VODI |
0 |
341 |
82 |
1109 |
852 |
202 |
0 |
0 |
| ODI |
0 |
12 |
10 |
388 |
1460 |
600 |
4 |
0 |
| CDI |
0 |
0 |
0 |
24 |
876 |
2040 |
634 |
1 |
| VCDI |
0 |
0 |
0 |
4 |
145 |
3794 |
14470 |
5045 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
134209 |
15565 |
105 |
439 |
136 |
5 |
0 |
0 |
| OW |
2 |
1715 |
82 |
686 |
455 |
65 |
0 |
0 |
| VODI |
0 |
1348 |
118 |
992 |
887 |
491 |
0 |
0 |
| ODI |
0 |
206 |
32 |
599 |
1223 |
904 |
75 |
0 |
| CDI |
0 |
19 |
8 |
188 |
937 |
1745 |
1171 |
0 |
| VCDI |
0 |
0 |
0 |
9 |
260 |
3464 |
13862 |
5046 |
|
Date: 2020-09-25:
| 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 |
134018 |
15717 |
126 |
542 |
356 |
202 |
46 |
0 |
| OW |
68 |
1499 |
125 |
986 |
465 |
115 |
85 |
0 |
| VODI |
0 |
310 |
62 |
1093 |
1089 |
176 |
61 |
0 |
| ODI |
0 |
38 |
25 |
396 |
1424 |
549 |
82 |
0 |
| CDI |
0 |
0 |
0 |
19 |
879 |
2031 |
541 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
71 |
5345 |
16597 |
1910 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
134083 |
14827 |
107 |
487 |
150 |
5 |
4 |
0 |
| OW |
3 |
1303 |
78 |
494 |
347 |
74 |
53 |
0 |
| VODI |
0 |
1046 |
85 |
1018 |
1331 |
605 |
228 |
0 |
| ODI |
0 |
349 |
54 |
664 |
1221 |
642 |
239 |
0 |
| CDI |
0 |
39 |
13 |
335 |
994 |
1689 |
712 |
0 |
| VCDI |
0 |
0 |
1 |
38 |
241 |
5403 |
16176 |
1910 |
|
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