Validation of sea ice concentration - European sector
Bulletin date: 2023-09-14
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2023-09-08:
| 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 |
95886 |
3852 |
262 |
213 |
0 |
0 |
0 |
0 |
| OW |
0 |
49 |
91 |
344 |
2 |
0 |
0 |
0 |
| VODI |
0 |
6 |
18 |
468 |
103 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
365 |
1200 |
70 |
0 |
0 |
| CDI |
0 |
0 |
0 |
13 |
563 |
3148 |
61 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
12 |
2241 |
133 |
0 |
|
...date precedes bulletin
|
Date: 2023-09-10:
| 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 |
95436 |
4176 |
206 |
238 |
0 |
0 |
0 |
0 |
| OW |
0 |
89 |
98 |
320 |
1 |
0 |
0 |
0 |
| VODI |
0 |
29 |
43 |
405 |
86 |
3 |
0 |
0 |
| ODI |
0 |
0 |
0 |
400 |
1090 |
92 |
0 |
0 |
| CDI |
0 |
0 |
0 |
46 |
656 |
2258 |
34 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
40 |
2958 |
396 |
0 |
|
...date precedes bulletin
|
Date: 2023-09-12:
| 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 |
95665 |
3872 |
232 |
405 |
0 |
0 |
0 |
0 |
| OW |
0 |
28 |
82 |
318 |
10 |
0 |
0 |
0 |
| VODI |
0 |
0 |
11 |
487 |
188 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
136 |
1448 |
57 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
284 |
3426 |
4 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2318 |
129 |
0 |
|
...date precedes bulletin
|
Date: 2023-09-14:
| 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 |
94999 |
4030 |
260 |
499 |
137 |
0 |
0 |
0 |
| OW |
0 |
56 |
77 |
188 |
155 |
0 |
0 |
0 |
| VODI |
0 |
1 |
18 |
319 |
268 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
86 |
1409 |
81 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
439 |
2900 |
10 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2779 |
389 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
94999 |
4070 |
285 |
528 |
200 |
0 |
0 |
0 |
| OW |
0 |
17 |
55 |
169 |
145 |
0 |
0 |
0 |
| VODI |
0 |
0 |
15 |
283 |
262 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
112 |
1292 |
82 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
509 |
3043 |
10 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2635 |
389 |
0 |
|
Date: 2023-09-16:
| 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 |
95129 |
4055 |
204 |
346 |
83 |
0 |
0 |
0 |
| OW |
0 |
62 |
84 |
237 |
83 |
0 |
0 |
0 |
| VODI |
0 |
1 |
12 |
370 |
189 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
171 |
986 |
297 |
0 |
0 |
| CDI |
0 |
0 |
0 |
12 |
275 |
2671 |
2 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2728 |
1103 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
95129 |
4099 |
233 |
398 |
133 |
0 |
0 |
0 |
| OW |
0 |
19 |
54 |
210 |
81 |
0 |
0 |
0 |
| VODI |
0 |
0 |
13 |
319 |
164 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
188 |
875 |
282 |
0 |
0 |
| CDI |
0 |
0 |
0 |
21 |
363 |
2758 |
3 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2656 |
1102 |
0 |
|
Date: 2023-09-18:
| 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 |
93880 |
4978 |
292 |
444 |
61 |
0 |
0 |
0 |
| OW |
0 |
28 |
65 |
191 |
63 |
0 |
0 |
0 |
| VODI |
0 |
0 |
8 |
345 |
160 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
80 |
792 |
39 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
228 |
3742 |
207 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1305 |
2192 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
93880 |
4984 |
308 |
529 |
200 |
0 |
0 |
0 |
| OW |
0 |
22 |
48 |
181 |
84 |
0 |
0 |
0 |
| VODI |
0 |
0 |
9 |
256 |
209 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
89 |
516 |
426 |
14 |
0 |
| CDI |
0 |
0 |
0 |
5 |
295 |
2434 |
305 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2226 |
2080 |
0 |
|
Date: 2023-09-20:
| 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 |
94843 |
4030 |
237 |
340 |
56 |
0 |
0 |
0 |
| OW |
0 |
49 |
75 |
205 |
53 |
0 |
0 |
0 |
| VODI |
0 |
6 |
19 |
319 |
142 |
4 |
0 |
0 |
| ODI |
0 |
0 |
0 |
136 |
540 |
59 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
387 |
2604 |
505 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2321 |
2170 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
94843 |
4061 |
261 |
445 |
140 |
0 |
0 |
0 |
| OW |
0 |
21 |
56 |
187 |
85 |
0 |
0 |
0 |
| VODI |
0 |
3 |
14 |
269 |
167 |
3 |
0 |
0 |
| ODI |
0 |
0 |
0 |
96 |
468 |
282 |
5 |
0 |
| CDI |
0 |
0 |
0 |
3 |
318 |
1868 |
813 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2835 |
1857 |
0 |
|
Date: 2023-09-22:
| 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 |
94221 |
4320 |
259 |
501 |
74 |
0 |
0 |
0 |
| OW |
0 |
27 |
47 |
229 |
80 |
0 |
0 |
0 |
| VODI |
0 |
2 |
17 |
205 |
246 |
6 |
0 |
0 |
| ODI |
0 |
0 |
0 |
111 |
503 |
77 |
5 |
0 |
| CDI |
0 |
0 |
0 |
0 |
437 |
1597 |
361 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1423 |
4223 |
129 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
94221 |
4306 |
261 |
601 |
184 |
0 |
0 |
0 |
| OW |
0 |
37 |
33 |
150 |
146 |
0 |
0 |
0 |
| VODI |
0 |
6 |
29 |
196 |
189 |
5 |
0 |
0 |
| ODI |
0 |
0 |
0 |
99 |
438 |
128 |
10 |
0 |
| CDI |
0 |
0 |
0 |
0 |
383 |
1659 |
695 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1311 |
3884 |
129 |
|
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