Validation of sea ice concentration - European sector
Bulletin date: 2021-11-04
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2021-10-29:
| 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 |
92099 |
6143 |
48 |
277 |
230 |
33 |
0 |
0 |
| OW |
10 |
109 |
15 |
126 |
94 |
27 |
0 |
0 |
| VODI |
0 |
43 |
9 |
115 |
171 |
52 |
1 |
0 |
| ODI |
0 |
21 |
4 |
44 |
189 |
70 |
10 |
0 |
| CDI |
0 |
13 |
2 |
40 |
167 |
179 |
46 |
0 |
| VCDI |
0 |
2 |
0 |
20 |
114 |
1008 |
4192 |
3377 |
|
...date precedes bulletin
|
Date: 2021-10-31:
| 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 |
91485 |
6548 |
49 |
225 |
257 |
28 |
0 |
0 |
| OW |
13 |
140 |
18 |
153 |
77 |
57 |
0 |
0 |
| VODI |
0 |
39 |
9 |
107 |
176 |
56 |
0 |
0 |
| ODI |
0 |
21 |
4 |
33 |
209 |
44 |
7 |
0 |
| CDI |
0 |
19 |
1 |
41 |
222 |
130 |
39 |
1 |
| VCDI |
0 |
14 |
5 |
33 |
130 |
860 |
3643 |
4207 |
|
...date precedes bulletin
|
Date: 2021-11-02:
| 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 |
90259 |
7620 |
71 |
331 |
178 |
55 |
0 |
0 |
| OW |
13 |
96 |
22 |
163 |
77 |
32 |
0 |
0 |
| VODI |
0 |
29 |
9 |
149 |
163 |
43 |
0 |
0 |
| ODI |
0 |
13 |
1 |
63 |
226 |
74 |
0 |
0 |
| CDI |
0 |
12 |
2 |
52 |
158 |
110 |
7 |
0 |
| VCDI |
0 |
3 |
0 |
38 |
277 |
2521 |
5408 |
825 |
|
...date precedes bulletin
|
Date: 2021-11-04:
| 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 |
89246 |
8328 |
75 |
336 |
130 |
44 |
0 |
0 |
| OW |
32 |
130 |
27 |
191 |
92 |
20 |
0 |
0 |
| VODI |
0 |
34 |
9 |
164 |
141 |
29 |
0 |
0 |
| ODI |
0 |
9 |
3 |
56 |
227 |
39 |
0 |
0 |
| CDI |
0 |
12 |
1 |
42 |
252 |
99 |
1 |
0 |
| VCDI |
0 |
17 |
3 |
59 |
376 |
2259 |
5263 |
1354 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
89249 |
8351 |
82 |
347 |
138 |
51 |
0 |
0 |
| OW |
29 |
101 |
19 |
186 |
77 |
11 |
0 |
0 |
| VODI |
0 |
36 |
10 |
161 |
143 |
24 |
0 |
0 |
| ODI |
0 |
12 |
3 |
46 |
213 |
34 |
0 |
0 |
| CDI |
0 |
11 |
1 |
44 |
258 |
100 |
2 |
0 |
| VCDI |
0 |
19 |
3 |
64 |
389 |
2270 |
5262 |
1354 |
|
Date: 2021-11-06:
| 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 |
89039 |
8062 |
76 |
332 |
110 |
67 |
0 |
0 |
| OW |
28 |
188 |
30 |
224 |
196 |
37 |
0 |
0 |
| VODI |
0 |
61 |
13 |
149 |
151 |
56 |
0 |
0 |
| ODI |
0 |
22 |
2 |
68 |
141 |
70 |
0 |
0 |
| CDI |
0 |
10 |
4 |
43 |
218 |
180 |
2 |
0 |
| VCDI |
0 |
0 |
0 |
82 |
367 |
1487 |
4890 |
2695 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
89039 |
8104 |
87 |
413 |
161 |
77 |
0 |
0 |
| OW |
28 |
153 |
20 |
145 |
153 |
30 |
0 |
0 |
| VODI |
0 |
50 |
11 |
148 |
141 |
43 |
0 |
0 |
| ODI |
0 |
27 |
2 |
61 |
148 |
59 |
0 |
0 |
| CDI |
0 |
9 |
5 |
44 |
194 |
186 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
87 |
386 |
1502 |
4892 |
2695 |
|
Date: 2021-11-08:
| 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 |
88597 |
8088 |
76 |
352 |
48 |
14 |
0 |
0 |
| OW |
29 |
202 |
28 |
226 |
132 |
27 |
0 |
0 |
| VODI |
0 |
38 |
17 |
229 |
231 |
67 |
0 |
0 |
| ODI |
0 |
0 |
2 |
127 |
223 |
98 |
0 |
0 |
| CDI |
0 |
0 |
0 |
62 |
320 |
253 |
3 |
0 |
| VCDI |
0 |
0 |
0 |
6 |
306 |
1503 |
5126 |
2670 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
88597 |
7814 |
78 |
492 |
141 |
36 |
0 |
0 |
| OW |
29 |
312 |
20 |
146 |
156 |
47 |
0 |
0 |
| VODI |
0 |
165 |
14 |
143 |
230 |
53 |
0 |
0 |
| ODI |
0 |
30 |
6 |
98 |
138 |
63 |
0 |
0 |
| CDI |
0 |
7 |
5 |
67 |
194 |
121 |
4 |
0 |
| VCDI |
0 |
0 |
0 |
56 |
401 |
1642 |
5125 |
2670 |
|
Date: 2021-11-10:
| 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 |
88143 |
8388 |
73 |
370 |
72 |
1 |
0 |
0 |
| OW |
32 |
181 |
24 |
173 |
138 |
17 |
0 |
0 |
| VODI |
0 |
49 |
21 |
209 |
192 |
80 |
0 |
0 |
| ODI |
0 |
1 |
4 |
154 |
165 |
105 |
0 |
0 |
| CDI |
0 |
0 |
0 |
88 |
306 |
126 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
15 |
497 |
1804 |
4380 |
3292 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
88142 |
7847 |
64 |
297 |
89 |
11 |
0 |
0 |
| OW |
33 |
414 |
14 |
238 |
120 |
37 |
0 |
0 |
| VODI |
0 |
254 |
21 |
196 |
259 |
40 |
0 |
0 |
| ODI |
0 |
78 |
11 |
95 |
205 |
58 |
0 |
0 |
| CDI |
0 |
26 |
11 |
104 |
182 |
105 |
0 |
0 |
| VCDI |
0 |
0 |
1 |
79 |
515 |
1882 |
4380 |
3292 |
|
Date: 2021-11-12:
| 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 |
86770 |
9017 |
74 |
360 |
154 |
1 |
0 |
0 |
| OW |
34 |
263 |
30 |
201 |
207 |
16 |
0 |
0 |
| VODI |
0 |
81 |
20 |
220 |
243 |
76 |
6 |
0 |
| ODI |
0 |
22 |
5 |
139 |
207 |
102 |
0 |
0 |
| CDI |
0 |
6 |
6 |
89 |
261 |
180 |
1 |
0 |
| VCDI |
0 |
0 |
0 |
37 |
401 |
2163 |
3818 |
3890 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
86768 |
8470 |
61 |
295 |
135 |
7 |
0 |
0 |
| OW |
36 |
490 |
26 |
184 |
98 |
36 |
6 |
0 |
| VODI |
0 |
279 |
23 |
243 |
372 |
70 |
0 |
0 |
| ODI |
0 |
93 |
5 |
121 |
225 |
118 |
0 |
0 |
| CDI |
0 |
55 |
13 |
125 |
179 |
133 |
0 |
0 |
| VCDI |
0 |
2 |
7 |
78 |
464 |
2174 |
3819 |
3890 |
|
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