Validation of sea ice concentration - European sector
Bulletin date: 2022-08-25
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-08-19:
| 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 |
86993 |
11844 |
931 |
357 |
25 |
0 |
0 |
0 |
| OW |
0 |
135 |
56 |
111 |
23 |
0 |
1 |
0 |
| VODI |
0 |
80 |
62 |
224 |
92 |
15 |
2 |
0 |
| ODI |
0 |
9 |
32 |
158 |
327 |
66 |
5 |
0 |
| CDI |
0 |
0 |
4 |
125 |
566 |
2427 |
982 |
0 |
| VCDI |
0 |
1 |
0 |
7 |
14 |
1450 |
1976 |
0 |
|
...date precedes bulletin
|
Date: 2022-08-21:
| 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 |
86947 |
11930 |
841 |
308 |
41 |
0 |
0 |
0 |
| OW |
0 |
139 |
46 |
101 |
42 |
7 |
0 |
0 |
| VODI |
0 |
54 |
54 |
172 |
174 |
33 |
0 |
0 |
| ODI |
0 |
8 |
22 |
119 |
261 |
152 |
17 |
0 |
| CDI |
0 |
1 |
2 |
117 |
281 |
2436 |
1843 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
8 |
739 |
2205 |
0 |
|
...date precedes bulletin
|
Date: 2022-08-23:
| 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 |
87433 |
11468 |
898 |
243 |
24 |
0 |
0 |
0 |
| OW |
0 |
89 |
57 |
115 |
26 |
3 |
0 |
0 |
| VODI |
0 |
8 |
46 |
223 |
109 |
11 |
1 |
0 |
| ODI |
0 |
0 |
3 |
116 |
393 |
164 |
20 |
0 |
| CDI |
0 |
0 |
1 |
79 |
329 |
2954 |
780 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
8 |
668 |
2780 |
50 |
|
...date precedes bulletin
|
Date: 2022-08-25:
| 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 |
92758 |
6613 |
273 |
216 |
60 |
5 |
0 |
0 |
| OW |
0 |
42 |
101 |
127 |
50 |
2 |
0 |
0 |
| VODI |
0 |
1 |
27 |
162 |
215 |
21 |
0 |
0 |
| ODI |
0 |
0 |
1 |
136 |
348 |
173 |
14 |
0 |
| CDI |
0 |
2 |
0 |
81 |
762 |
2984 |
277 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
11 |
2401 |
1237 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
92758 |
6618 |
281 |
242 |
69 |
4 |
0 |
0 |
| OW |
0 |
37 |
92 |
98 |
50 |
4 |
0 |
0 |
| VODI |
0 |
1 |
28 |
161 |
170 |
10 |
0 |
0 |
| ODI |
0 |
0 |
1 |
157 |
394 |
195 |
38 |
0 |
| CDI |
0 |
2 |
0 |
64 |
753 |
2920 |
232 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
10 |
2453 |
1258 |
0 |
|
Date: 2022-08-27:
| 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 |
91078 |
8091 |
382 |
218 |
25 |
0 |
0 |
0 |
| OW |
0 |
51 |
98 |
135 |
22 |
0 |
0 |
0 |
| VODI |
0 |
0 |
34 |
275 |
93 |
9 |
0 |
0 |
| ODI |
0 |
0 |
0 |
178 |
339 |
126 |
1 |
0 |
| CDI |
0 |
3 |
2 |
80 |
1507 |
2248 |
175 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
9 |
2167 |
1754 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
91078 |
8103 |
402 |
254 |
21 |
0 |
0 |
0 |
| OW |
0 |
36 |
83 |
125 |
26 |
0 |
0 |
0 |
| VODI |
0 |
3 |
29 |
228 |
86 |
6 |
0 |
0 |
| ODI |
0 |
0 |
0 |
174 |
320 |
120 |
4 |
0 |
| CDI |
0 |
3 |
2 |
105 |
1536 |
2209 |
166 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
6 |
2215 |
1760 |
0 |
|
Date: 2022-08-29:
| 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 |
92275 |
6848 |
439 |
222 |
20 |
0 |
0 |
0 |
| OW |
0 |
56 |
95 |
126 |
24 |
2 |
0 |
0 |
| VODI |
0 |
5 |
36 |
248 |
82 |
16 |
0 |
0 |
| ODI |
0 |
1 |
4 |
189 |
513 |
155 |
3 |
0 |
| CDI |
0 |
3 |
1 |
85 |
639 |
3136 |
263 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
6 |
2239 |
1369 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
92275 |
6844 |
436 |
276 |
29 |
0 |
0 |
0 |
| OW |
0 |
55 |
82 |
94 |
29 |
5 |
0 |
0 |
| VODI |
0 |
9 |
50 |
195 |
74 |
22 |
0 |
0 |
| ODI |
0 |
1 |
6 |
138 |
274 |
121 |
4 |
0 |
| CDI |
0 |
4 |
1 |
167 |
870 |
2835 |
243 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
8 |
2565 |
1388 |
0 |
|
Date: 2022-08-31:
| 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 |
93628 |
5595 |
421 |
229 |
21 |
1 |
0 |
0 |
| OW |
0 |
54 |
83 |
119 |
24 |
3 |
0 |
0 |
| VODI |
0 |
8 |
40 |
233 |
86 |
9 |
0 |
0 |
| ODI |
0 |
0 |
2 |
160 |
438 |
209 |
3 |
0 |
| CDI |
0 |
3 |
3 |
153 |
525 |
3521 |
129 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
19 |
2855 |
526 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
93628 |
5546 |
396 |
254 |
9 |
0 |
0 |
0 |
| OW |
0 |
87 |
69 |
88 |
36 |
3 |
0 |
0 |
| VODI |
0 |
21 |
67 |
170 |
78 |
12 |
0 |
0 |
| ODI |
0 |
3 |
12 |
163 |
281 |
104 |
7 |
0 |
| CDI |
0 |
3 |
5 |
219 |
663 |
3211 |
114 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
46 |
3268 |
537 |
0 |
|
Date: 2022-09-02:
| 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 |
92130 |
6679 |
713 |
445 |
28 |
0 |
0 |
0 |
| OW |
0 |
24 |
81 |
175 |
31 |
0 |
0 |
0 |
| VODI |
0 |
5 |
30 |
208 |
151 |
2 |
0 |
0 |
| ODI |
0 |
0 |
7 |
122 |
400 |
198 |
12 |
0 |
| CDI |
0 |
2 |
9 |
151 |
671 |
2422 |
1131 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
36 |
1871 |
1366 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
92130 |
6605 |
635 |
398 |
3 |
0 |
0 |
0 |
| OW |
0 |
78 |
91 |
127 |
33 |
0 |
0 |
0 |
| VODI |
0 |
25 |
78 |
204 |
87 |
4 |
0 |
0 |
| ODI |
0 |
0 |
27 |
158 |
240 |
100 |
3 |
0 |
| CDI |
0 |
2 |
8 |
208 |
911 |
2353 |
834 |
0 |
| VCDI |
0 |
0 |
1 |
6 |
43 |
2036 |
1672 |
0 |
|
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