Validation of sea ice concentration - European sector
Bulletin date: 2021-09-16
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2021-09-10:
| 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 |
98603 |
2931 |
3 |
1 |
0 |
0 |
0 |
0 |
| OW |
0 |
423 |
10 |
16 |
0 |
0 |
0 |
0 |
| VODI |
0 |
265 |
23 |
223 |
48 |
0 |
0 |
0 |
| ODI |
0 |
29 |
7 |
259 |
484 |
8 |
0 |
0 |
| CDI |
0 |
0 |
0 |
5 |
587 |
1812 |
59 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2157 |
1147 |
0 |
|
...date precedes bulletin
|
Date: 2021-09-12:
| 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 |
99243 |
2178 |
2 |
4 |
0 |
0 |
0 |
0 |
| OW |
0 |
386 |
8 |
13 |
1 |
0 |
0 |
0 |
| VODI |
0 |
299 |
24 |
110 |
19 |
0 |
0 |
0 |
| ODI |
0 |
47 |
11 |
255 |
295 |
6 |
0 |
0 |
| CDI |
0 |
0 |
0 |
16 |
574 |
1005 |
128 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
55 |
1880 |
2541 |
0 |
|
...date precedes bulletin
|
Date: 2021-09-14:
| 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 |
99094 |
2634 |
13 |
54 |
0 |
0 |
0 |
0 |
| OW |
0 |
178 |
13 |
101 |
0 |
0 |
0 |
0 |
| VODI |
0 |
70 |
17 |
245 |
52 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
73 |
495 |
46 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
260 |
957 |
264 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
1741 |
2791 |
0 |
|
...date precedes bulletin
|
Date: 2021-09-16:
| 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 |
99432 |
2456 |
15 |
32 |
0 |
0 |
0 |
0 |
| OW |
0 |
223 |
22 |
61 |
1 |
0 |
0 |
0 |
| VODI |
0 |
47 |
17 |
233 |
43 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
84 |
351 |
20 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
402 |
748 |
161 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1701 |
3047 |
4 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
99432 |
2432 |
11 |
16 |
0 |
0 |
0 |
0 |
| OW |
0 |
241 |
29 |
91 |
1 |
0 |
0 |
0 |
| VODI |
0 |
53 |
14 |
257 |
50 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
46 |
354 |
22 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
392 |
752 |
201 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1695 |
3007 |
4 |
|
Date: 2021-09-18:
| 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 |
99477 |
2504 |
3 |
1 |
0 |
0 |
0 |
0 |
| OW |
0 |
287 |
18 |
30 |
2 |
0 |
0 |
0 |
| VODI |
0 |
84 |
23 |
161 |
64 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
60 |
283 |
26 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
416 |
785 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
14 |
2667 |
2157 |
38 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
99477 |
2364 |
6 |
4 |
0 |
0 |
0 |
0 |
| OW |
0 |
365 |
16 |
36 |
2 |
0 |
0 |
0 |
| VODI |
0 |
146 |
22 |
166 |
73 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
46 |
280 |
30 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
410 |
849 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
14 |
2599 |
2157 |
38 |
|
Date: 2021-09-20:
| 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 |
99131 |
3084 |
9 |
15 |
0 |
0 |
0 |
0 |
| OW |
0 |
171 |
24 |
56 |
0 |
0 |
0 |
0 |
| VODI |
0 |
11 |
13 |
270 |
36 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
30 |
338 |
5 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
176 |
778 |
127 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
3248 |
1578 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
99131 |
2784 |
12 |
22 |
0 |
0 |
0 |
0 |
| OW |
0 |
318 |
15 |
60 |
1 |
0 |
0 |
0 |
| VODI |
0 |
161 |
18 |
152 |
60 |
0 |
0 |
0 |
| ODI |
0 |
3 |
1 |
132 |
153 |
36 |
0 |
0 |
| CDI |
0 |
0 |
0 |
5 |
322 |
489 |
160 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
14 |
3506 |
1545 |
0 |
|
Date: 2021-09-22:
| 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 |
98653 |
3474 |
6 |
21 |
5 |
0 |
0 |
0 |
| OW |
0 |
201 |
24 |
39 |
4 |
0 |
0 |
0 |
| VODI |
0 |
49 |
12 |
198 |
25 |
0 |
0 |
0 |
| ODI |
0 |
0 |
2 |
87 |
205 |
1 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
246 |
408 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
13 |
3534 |
1893 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
98653 |
3117 |
3 |
12 |
1 |
0 |
0 |
0 |
| OW |
0 |
297 |
6 |
10 |
5 |
0 |
0 |
0 |
| VODI |
0 |
264 |
18 |
80 |
13 |
0 |
0 |
0 |
| ODI |
0 |
46 |
17 |
197 |
96 |
0 |
0 |
0 |
| CDI |
0 |
0 |
0 |
46 |
326 |
292 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
57 |
3651 |
1893 |
0 |
|
Date: 2021-09-24:
| 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 |
98523 |
3413 |
8 |
26 |
12 |
0 |
0 |
0 |
| OW |
0 |
233 |
13 |
27 |
12 |
0 |
0 |
0 |
| VODI |
0 |
102 |
23 |
128 |
18 |
0 |
0 |
0 |
| ODI |
0 |
7 |
2 |
153 |
106 |
0 |
0 |
0 |
| CDI |
0 |
0 |
0 |
8 |
329 |
238 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
33 |
2414 |
3083 |
189 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
98523 |
3047 |
8 |
23 |
7 |
0 |
0 |
0 |
| OW |
0 |
258 |
8 |
20 |
12 |
0 |
0 |
0 |
| VODI |
0 |
265 |
9 |
68 |
30 |
0 |
0 |
0 |
| ODI |
0 |
151 |
10 |
98 |
70 |
0 |
0 |
0 |
| CDI |
0 |
34 |
11 |
124 |
225 |
42 |
2 |
0 |
| VCDI |
0 |
0 |
0 |
9 |
166 |
2610 |
3081 |
189 |
|
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