Validation of sea ice concentration - European sector
Bulletin date: 2022-11-24
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-11-18:
| 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 |
74233 |
17083 |
2870 |
377 |
81 |
29 |
1 |
0 |
| OW |
29 |
108 |
208 |
222 |
106 |
9 |
0 |
0 |
| VODI |
0 |
54 |
136 |
222 |
215 |
40 |
0 |
0 |
| ODI |
0 |
18 |
50 |
157 |
252 |
82 |
0 |
0 |
| CDI |
0 |
3 |
17 |
134 |
311 |
271 |
29 |
0 |
| VCDI |
0 |
0 |
0 |
17 |
494 |
2924 |
5754 |
2564 |
|
...date precedes bulletin
|
Date: 2022-11-20:
| 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 |
81373 |
11085 |
1547 |
298 |
103 |
37 |
3 |
0 |
| OW |
30 |
116 |
194 |
162 |
153 |
7 |
1 |
0 |
| VODI |
0 |
76 |
136 |
208 |
230 |
44 |
0 |
0 |
| ODI |
0 |
16 |
55 |
148 |
213 |
95 |
0 |
0 |
| CDI |
0 |
0 |
20 |
147 |
356 |
284 |
15 |
0 |
| VCDI |
0 |
0 |
3 |
42 |
541 |
3135 |
6103 |
2124 |
|
...date precedes bulletin
|
Date: 2022-11-22:
| 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 |
81124 |
11774 |
1061 |
411 |
108 |
28 |
27 |
0 |
| OW |
32 |
126 |
134 |
199 |
176 |
16 |
0 |
0 |
| VODI |
0 |
29 |
82 |
171 |
288 |
72 |
1 |
0 |
| ODI |
0 |
2 |
29 |
107 |
235 |
188 |
2 |
0 |
| CDI |
0 |
1 |
5 |
66 |
261 |
587 |
42 |
0 |
| VCDI |
0 |
0 |
1 |
24 |
367 |
2895 |
4379 |
4050 |
|
...date precedes bulletin
|
Date: 2022-11-24:
| 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 |
78563 |
12726 |
2446 |
343 |
97 |
47 |
25 |
0 |
| OW |
35 |
112 |
154 |
216 |
111 |
27 |
0 |
0 |
| VODI |
0 |
18 |
84 |
201 |
280 |
61 |
0 |
0 |
| ODI |
0 |
2 |
20 |
123 |
279 |
137 |
2 |
0 |
| CDI |
0 |
0 |
2 |
44 |
309 |
556 |
79 |
0 |
| VCDI |
0 |
0 |
0 |
16 |
224 |
2272 |
6214 |
3275 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
78564 |
12743 |
2461 |
370 |
111 |
50 |
25 |
0 |
| OW |
34 |
96 |
138 |
195 |
116 |
27 |
0 |
0 |
| VODI |
0 |
17 |
87 |
188 |
246 |
59 |
1 |
0 |
| ODI |
0 |
2 |
18 |
129 |
248 |
134 |
2 |
0 |
| CDI |
0 |
0 |
2 |
43 |
346 |
487 |
66 |
0 |
| VCDI |
0 |
0 |
0 |
18 |
233 |
2343 |
6226 |
3275 |
|
Date: 2022-11-26:
| 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 |
76772 |
14202 |
2617 |
290 |
97 |
62 |
39 |
0 |
| OW |
35 |
120 |
176 |
183 |
84 |
38 |
13 |
0 |
| VODI |
0 |
31 |
106 |
203 |
186 |
69 |
10 |
0 |
| ODI |
0 |
6 |
29 |
110 |
258 |
114 |
28 |
0 |
| CDI |
0 |
1 |
5 |
62 |
290 |
457 |
191 |
0 |
| VCDI |
0 |
0 |
0 |
25 |
230 |
1672 |
7411 |
2878 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
76772 |
14220 |
2628 |
303 |
109 |
63 |
39 |
0 |
| OW |
35 |
106 |
163 |
185 |
77 |
41 |
12 |
0 |
| VODI |
0 |
26 |
107 |
191 |
177 |
72 |
14 |
0 |
| ODI |
0 |
7 |
28 |
107 |
232 |
102 |
25 |
0 |
| CDI |
0 |
1 |
6 |
62 |
277 |
410 |
170 |
0 |
| VCDI |
0 |
0 |
1 |
25 |
273 |
1724 |
7432 |
2878 |
|
Date: 2022-11-28:
| 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 |
76238 |
15376 |
2087 |
295 |
140 |
101 |
83 |
0 |
| OW |
35 |
69 |
247 |
173 |
70 |
28 |
5 |
0 |
| VODI |
0 |
26 |
105 |
234 |
178 |
54 |
4 |
0 |
| ODI |
0 |
3 |
39 |
122 |
228 |
111 |
16 |
0 |
| CDI |
0 |
0 |
6 |
42 |
253 |
453 |
42 |
0 |
| VCDI |
0 |
0 |
3 |
26 |
185 |
3058 |
6020 |
2945 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
76238 |
15313 |
1992 |
271 |
143 |
113 |
88 |
0 |
| OW |
35 |
108 |
240 |
130 |
63 |
26 |
0 |
0 |
| VODI |
0 |
38 |
161 |
194 |
127 |
52 |
8 |
0 |
| ODI |
0 |
10 |
59 |
153 |
138 |
66 |
19 |
0 |
| CDI |
0 |
5 |
20 |
90 |
278 |
268 |
35 |
0 |
| VCDI |
0 |
0 |
15 |
54 |
305 |
3280 |
6020 |
2945 |
|
Date: 2022-11-30:
| 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 |
78491 |
12732 |
2058 |
637 |
160 |
106 |
63 |
0 |
| OW |
35 |
192 |
169 |
179 |
53 |
32 |
1 |
0 |
| VODI |
0 |
97 |
108 |
185 |
128 |
47 |
3 |
0 |
| ODI |
0 |
40 |
44 |
118 |
172 |
60 |
12 |
0 |
| CDI |
0 |
14 |
25 |
84 |
262 |
296 |
90 |
0 |
| VCDI |
0 |
5 |
22 |
72 |
612 |
4993 |
5270 |
1433 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
78491 |
12599 |
1988 |
645 |
171 |
122 |
63 |
0 |
| OW |
35 |
229 |
157 |
131 |
39 |
25 |
1 |
0 |
| VODI |
0 |
131 |
142 |
185 |
119 |
25 |
3 |
0 |
| ODI |
0 |
55 |
68 |
112 |
153 |
63 |
6 |
0 |
| CDI |
0 |
38 |
23 |
91 |
244 |
336 |
100 |
0 |
| VCDI |
0 |
28 |
48 |
111 |
661 |
4963 |
5266 |
1433 |
|
Date: 2022-12-02:
| 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 |
66588 |
22941 |
4140 |
336 |
137 |
75 |
72 |
0 |
| OW |
35 |
293 |
214 |
95 |
42 |
22 |
8 |
0 |
| VODI |
0 |
146 |
188 |
175 |
76 |
28 |
7 |
0 |
| ODI |
0 |
50 |
85 |
122 |
125 |
51 |
6 |
0 |
| CDI |
0 |
21 |
45 |
136 |
179 |
175 |
9 |
0 |
| VCDI |
0 |
17 |
32 |
124 |
691 |
4139 |
5747 |
1728 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66573 |
22631 |
4044 |
327 |
139 |
86 |
78 |
0 |
| OW |
50 |
343 |
151 |
80 |
26 |
14 |
3 |
0 |
| VODI |
0 |
257 |
185 |
105 |
67 |
21 |
3 |
0 |
| ODI |
0 |
126 |
133 |
99 |
74 |
37 |
6 |
0 |
| CDI |
0 |
71 |
110 |
145 |
194 |
242 |
45 |
0 |
| VCDI |
0 |
40 |
81 |
232 |
750 |
4090 |
5714 |
1728 |
|
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