Validation of sea ice concentration - European sector
Bulletin date: 2021-08-05
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2021-07-30:
| 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 |
95270 |
4079 |
33 |
124 |
1 |
0 |
0 |
0 |
| OW |
8 |
218 |
28 |
153 |
3 |
0 |
0 |
0 |
| VODI |
0 |
72 |
29 |
339 |
170 |
1 |
0 |
0 |
| ODI |
0 |
1 |
2 |
103 |
777 |
731 |
0 |
0 |
| CDI |
0 |
0 |
0 |
51 |
818 |
4763 |
1001 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2 |
323 |
0 |
|
...date precedes bulletin
|
Date: 2021-08-01:
| 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 |
94941 |
4500 |
28 |
99 |
2 |
0 |
0 |
0 |
| OW |
1 |
214 |
27 |
172 |
20 |
0 |
0 |
0 |
| VODI |
0 |
69 |
20 |
288 |
228 |
3 |
0 |
0 |
| ODI |
0 |
2 |
1 |
105 |
853 |
587 |
0 |
0 |
| CDI |
0 |
0 |
0 |
54 |
581 |
5257 |
788 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
14 |
244 |
2 |
|
...date precedes bulletin
|
Date: 2021-08-03:
| 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 |
94351 |
5282 |
26 |
70 |
0 |
0 |
0 |
0 |
| OW |
0 |
150 |
42 |
141 |
2 |
0 |
0 |
0 |
| VODI |
0 |
9 |
9 |
331 |
172 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
89 |
1070 |
178 |
0 |
0 |
| CDI |
0 |
0 |
0 |
36 |
379 |
5243 |
967 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
45 |
508 |
0 |
|
...date precedes bulletin
|
Date: 2021-08-05:
| 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 |
95460 |
4320 |
16 |
32 |
1 |
0 |
0 |
0 |
| OW |
0 |
149 |
31 |
143 |
29 |
0 |
0 |
0 |
| VODI |
0 |
34 |
10 |
285 |
220 |
0 |
0 |
0 |
| ODI |
0 |
3 |
2 |
103 |
1044 |
247 |
0 |
0 |
| CDI |
0 |
1 |
0 |
19 |
494 |
5171 |
818 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
54 |
414 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
95460 |
4311 |
20 |
45 |
0 |
0 |
0 |
0 |
| OW |
0 |
146 |
25 |
129 |
22 |
0 |
0 |
0 |
| VODI |
0 |
47 |
12 |
272 |
212 |
1 |
0 |
0 |
| ODI |
0 |
3 |
2 |
121 |
1074 |
245 |
2 |
0 |
| CDI |
0 |
0 |
0 |
15 |
480 |
5158 |
833 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
68 |
397 |
0 |
|
Date: 2021-08-07:
| 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 |
96311 |
3583 |
12 |
39 |
0 |
0 |
0 |
0 |
| OW |
0 |
183 |
31 |
176 |
6 |
0 |
0 |
0 |
| VODI |
0 |
54 |
19 |
415 |
113 |
0 |
0 |
0 |
| ODI |
0 |
9 |
0 |
238 |
1067 |
116 |
0 |
0 |
| CDI |
0 |
4 |
4 |
72 |
810 |
5139 |
194 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
406 |
99 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
96311 |
3569 |
17 |
41 |
0 |
0 |
0 |
0 |
| OW |
0 |
180 |
27 |
153 |
1 |
0 |
0 |
0 |
| VODI |
0 |
69 |
16 |
406 |
132 |
0 |
0 |
0 |
| ODI |
0 |
13 |
4 |
271 |
1062 |
78 |
0 |
0 |
| CDI |
0 |
2 |
2 |
69 |
801 |
5177 |
224 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
406 |
69 |
0 |
|
Date: 2021-08-09:
| 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 |
96665 |
3608 |
22 |
39 |
0 |
0 |
0 |
0 |
| OW |
0 |
111 |
27 |
226 |
1 |
0 |
0 |
0 |
| VODI |
0 |
23 |
17 |
492 |
145 |
0 |
0 |
0 |
| ODI |
0 |
33 |
4 |
161 |
2144 |
116 |
0 |
0 |
| CDI |
0 |
12 |
2 |
20 |
804 |
3850 |
378 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
15 |
185 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
96665 |
3390 |
10 |
45 |
0 |
0 |
0 |
0 |
| OW |
0 |
233 |
21 |
153 |
10 |
0 |
0 |
0 |
| VODI |
0 |
92 |
26 |
407 |
137 |
0 |
0 |
0 |
| ODI |
0 |
56 |
12 |
239 |
1158 |
10 |
0 |
0 |
| CDI |
0 |
16 |
3 |
94 |
1789 |
3956 |
425 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
15 |
138 |
0 |
|
Date: 2021-08-11:
| 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 |
96654 |
3689 |
31 |
105 |
0 |
0 |
0 |
0 |
| OW |
0 |
106 |
30 |
196 |
39 |
0 |
0 |
0 |
| VODI |
0 |
42 |
11 |
386 |
324 |
8 |
0 |
0 |
| ODI |
0 |
28 |
5 |
162 |
1180 |
1065 |
18 |
0 |
| CDI |
0 |
5 |
3 |
39 |
282 |
3912 |
707 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
29 |
44 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
96654 |
3530 |
16 |
60 |
0 |
0 |
0 |
0 |
| OW |
0 |
210 |
24 |
182 |
54 |
0 |
0 |
0 |
| VODI |
0 |
66 |
23 |
328 |
302 |
4 |
0 |
0 |
| ODI |
0 |
58 |
13 |
202 |
829 |
290 |
30 |
0 |
| CDI |
0 |
6 |
4 |
116 |
640 |
4709 |
723 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
11 |
16 |
0 |
|
Date: 2021-08-13:
| 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 |
97078 |
3279 |
21 |
64 |
0 |
0 |
0 |
0 |
| OW |
0 |
170 |
28 |
173 |
18 |
0 |
0 |
0 |
| VODI |
0 |
105 |
20 |
435 |
280 |
6 |
0 |
0 |
| ODI |
0 |
44 |
9 |
272 |
975 |
1210 |
0 |
0 |
| CDI |
0 |
8 |
1 |
32 |
340 |
3551 |
932 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
10 |
39 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
97078 |
3143 |
11 |
40 |
1 |
0 |
0 |
0 |
| OW |
0 |
284 |
27 |
168 |
21 |
0 |
0 |
0 |
| VODI |
0 |
102 |
27 |
405 |
285 |
15 |
0 |
0 |
| ODI |
0 |
74 |
13 |
256 |
714 |
320 |
0 |
0 |
| CDI |
0 |
3 |
1 |
107 |
592 |
4441 |
971 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1 |
0 |
0 |
|
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