Validation of sea ice concentration - European sector
Bulletin date: 2021-09-30
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
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 |
|
...date precedes bulletin
|
Date: 2021-09-26:
| 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 |
98670 |
3026 |
10 |
22 |
29 |
0 |
0 |
0 |
| OW |
0 |
184 |
11 |
62 |
19 |
0 |
0 |
0 |
| VODI |
0 |
153 |
8 |
56 |
67 |
0 |
0 |
0 |
| ODI |
0 |
24 |
14 |
119 |
86 |
5 |
0 |
0 |
| CDI |
0 |
0 |
0 |
57 |
292 |
78 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
88 |
2108 |
2881 |
1031 |
|
...date precedes bulletin
|
Date: 2021-09-28:
| 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 |
96515 |
5032 |
28 |
102 |
44 |
0 |
0 |
0 |
| OW |
0 |
134 |
6 |
39 |
70 |
4 |
0 |
0 |
| VODI |
0 |
24 |
15 |
109 |
81 |
19 |
0 |
0 |
| ODI |
0 |
0 |
0 |
69 |
120 |
63 |
0 |
0 |
| CDI |
0 |
0 |
0 |
16 |
151 |
256 |
14 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
25 |
1133 |
4209 |
822 |
|
...date precedes bulletin
|
Date: 2021-09-30:
| 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 |
98077 |
3160 |
25 |
159 |
84 |
0 |
0 |
0 |
| OW |
0 |
59 |
4 |
91 |
141 |
2 |
0 |
0 |
| VODI |
0 |
11 |
7 |
43 |
176 |
31 |
0 |
0 |
| ODI |
0 |
0 |
0 |
25 |
113 |
100 |
0 |
0 |
| CDI |
0 |
0 |
0 |
7 |
90 |
321 |
30 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
16 |
832 |
3327 |
2169 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
98077 |
3170 |
24 |
159 |
89 |
0 |
0 |
0 |
| OW |
0 |
48 |
6 |
103 |
137 |
1 |
0 |
0 |
| VODI |
0 |
12 |
6 |
31 |
188 |
27 |
0 |
0 |
| ODI |
0 |
0 |
0 |
26 |
116 |
90 |
0 |
0 |
| CDI |
0 |
0 |
0 |
6 |
75 |
364 |
30 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
15 |
804 |
3327 |
2169 |
|
Date: 2021-10-02:
| 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 |
97122 |
4075 |
25 |
141 |
46 |
0 |
0 |
0 |
| OW |
0 |
96 |
7 |
97 |
120 |
0 |
0 |
0 |
| VODI |
0 |
18 |
6 |
69 |
169 |
11 |
0 |
0 |
| ODI |
0 |
0 |
2 |
26 |
129 |
78 |
0 |
0 |
| CDI |
0 |
0 |
0 |
12 |
127 |
350 |
12 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
22 |
797 |
4449 |
1094 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
97122 |
4095 |
26 |
153 |
45 |
0 |
0 |
0 |
| OW |
0 |
79 |
7 |
111 |
100 |
0 |
0 |
0 |
| VODI |
0 |
15 |
5 |
46 |
203 |
6 |
0 |
0 |
| ODI |
0 |
0 |
2 |
24 |
131 |
72 |
0 |
0 |
| CDI |
0 |
0 |
0 |
11 |
102 |
387 |
19 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
32 |
771 |
4442 |
1094 |
|
Date: 2021-10-04:
| 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 |
97654 |
3271 |
27 |
131 |
79 |
0 |
0 |
0 |
| OW |
1 |
57 |
9 |
91 |
96 |
2 |
0 |
0 |
| VODI |
0 |
16 |
8 |
32 |
167 |
13 |
0 |
0 |
| ODI |
0 |
1 |
3 |
24 |
129 |
79 |
0 |
0 |
| CDI |
0 |
0 |
0 |
10 |
62 |
427 |
49 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
12 |
393 |
3797 |
2460 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
97655 |
3271 |
30 |
158 |
108 |
0 |
0 |
0 |
| OW |
0 |
49 |
7 |
61 |
150 |
13 |
0 |
0 |
| VODI |
0 |
19 |
3 |
30 |
161 |
87 |
0 |
0 |
| ODI |
0 |
6 |
7 |
15 |
52 |
149 |
6 |
0 |
| CDI |
0 |
0 |
0 |
23 |
48 |
286 |
119 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
26 |
379 |
3721 |
2460 |
|
Date: 2021-10-06:
| 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 |
96331 |
4400 |
34 |
164 |
116 |
0 |
0 |
0 |
| OW |
0 |
90 |
7 |
51 |
77 |
1 |
0 |
0 |
| VODI |
0 |
21 |
5 |
83 |
104 |
10 |
0 |
0 |
| ODI |
0 |
8 |
1 |
37 |
126 |
29 |
0 |
0 |
| CDI |
0 |
0 |
3 |
27 |
171 |
157 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
111 |
1312 |
2988 |
2632 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
96331 |
4371 |
29 |
144 |
161 |
0 |
0 |
0 |
| OW |
0 |
97 |
7 |
51 |
92 |
11 |
0 |
0 |
| VODI |
0 |
42 |
9 |
88 |
99 |
58 |
0 |
0 |
| ODI |
0 |
9 |
3 |
54 |
91 |
77 |
0 |
0 |
| CDI |
0 |
0 |
2 |
29 |
157 |
255 |
10 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
105 |
1108 |
2978 |
2632 |
|
Date: 2021-10-08:
| 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 |
96170 |
4142 |
46 |
163 |
166 |
64 |
0 |
0 |
| OW |
0 |
64 |
7 |
93 |
44 |
63 |
0 |
0 |
| VODI |
0 |
22 |
2 |
72 |
65 |
77 |
0 |
0 |
| ODI |
0 |
3 |
2 |
26 |
83 |
75 |
0 |
0 |
| CDI |
0 |
0 |
1 |
20 |
110 |
179 |
25 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
45 |
1343 |
3485 |
2443 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
96170 |
4137 |
45 |
180 |
194 |
111 |
0 |
0 |
| OW |
0 |
74 |
7 |
76 |
18 |
90 |
0 |
0 |
| VODI |
0 |
19 |
4 |
64 |
79 |
93 |
0 |
0 |
| ODI |
0 |
1 |
2 |
31 |
85 |
84 |
46 |
0 |
| CDI |
0 |
0 |
0 |
23 |
108 |
205 |
158 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
29 |
1218 |
3306 |
2443 |
|
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