Validation of sea ice concentration - European sector
Bulletin date: 2021-07-22
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2021-07-16:
| 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 |
91479 |
6407 |
51 |
123 |
1 |
0 |
0 |
0 |
| OW |
0 |
211 |
57 |
603 |
13 |
0 |
0 |
0 |
| VODI |
0 |
39 |
18 |
820 |
227 |
2 |
0 |
0 |
| ODI |
0 |
2 |
0 |
153 |
649 |
68 |
0 |
0 |
| CDI |
0 |
0 |
0 |
51 |
1353 |
4064 |
150 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2315 |
244 |
0 |
|
...date precedes bulletin
|
Date: 2021-07-18:
| 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 |
91659 |
6446 |
48 |
176 |
2 |
0 |
0 |
0 |
| OW |
0 |
261 |
57 |
585 |
32 |
0 |
0 |
0 |
| VODI |
0 |
27 |
11 |
538 |
373 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
91 |
667 |
100 |
0 |
0 |
| CDI |
0 |
0 |
0 |
46 |
1615 |
4245 |
2 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
36 |
1932 |
151 |
0 |
|
...date precedes bulletin
|
Date: 2021-07-20:
| 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 |
91936 |
6657 |
59 |
223 |
6 |
0 |
0 |
0 |
| OW |
0 |
150 |
47 |
380 |
22 |
0 |
0 |
0 |
| VODI |
0 |
18 |
10 |
562 |
197 |
2 |
0 |
0 |
| ODI |
0 |
1 |
1 |
124 |
779 |
203 |
0 |
0 |
| CDI |
0 |
0 |
0 |
19 |
1248 |
4162 |
230 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1425 |
639 |
0 |
|
...date precedes bulletin
|
Date: 2021-07-22:
| 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 |
91424 |
7283 |
61 |
271 |
4 |
0 |
0 |
0 |
| OW |
0 |
197 |
32 |
296 |
16 |
0 |
0 |
0 |
| VODI |
0 |
39 |
17 |
562 |
116 |
2 |
0 |
0 |
| ODI |
0 |
3 |
1 |
137 |
942 |
117 |
0 |
0 |
| CDI |
0 |
0 |
0 |
22 |
757 |
5063 |
146 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1184 |
408 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
91424 |
7277 |
64 |
274 |
2 |
0 |
0 |
0 |
| OW |
0 |
195 |
28 |
282 |
19 |
0 |
0 |
0 |
| VODI |
0 |
46 |
18 |
561 |
106 |
2 |
0 |
0 |
| ODI |
0 |
4 |
1 |
146 |
921 |
147 |
0 |
0 |
| CDI |
0 |
0 |
0 |
25 |
787 |
5065 |
177 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1152 |
377 |
0 |
|
Date: 2021-07-24:
| 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 |
91961 |
6891 |
51 |
226 |
8 |
0 |
0 |
0 |
| OW |
0 |
223 |
36 |
266 |
21 |
0 |
0 |
0 |
| VODI |
0 |
37 |
14 |
501 |
143 |
9 |
0 |
0 |
| ODI |
0 |
6 |
1 |
106 |
859 |
237 |
0 |
0 |
| CDI |
0 |
0 |
0 |
22 |
814 |
4967 |
159 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1281 |
261 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
91961 |
6867 |
47 |
242 |
6 |
0 |
0 |
0 |
| OW |
0 |
229 |
36 |
267 |
20 |
0 |
0 |
0 |
| VODI |
0 |
54 |
17 |
477 |
159 |
6 |
0 |
0 |
| ODI |
0 |
7 |
2 |
113 |
870 |
231 |
0 |
0 |
| CDI |
0 |
0 |
0 |
22 |
790 |
4993 |
157 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1264 |
263 |
0 |
|
Date: 2021-07-26:
| 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 |
93589 |
5582 |
41 |
152 |
0 |
0 |
0 |
0 |
| OW |
0 |
145 |
35 |
214 |
3 |
0 |
0 |
0 |
| VODI |
0 |
31 |
10 |
449 |
141 |
0 |
0 |
0 |
| ODI |
0 |
0 |
1 |
82 |
1403 |
91 |
0 |
0 |
| CDI |
0 |
0 |
0 |
6 |
620 |
5294 |
226 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
809 |
176 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
93589 |
5415 |
36 |
198 |
0 |
0 |
0 |
0 |
| OW |
0 |
266 |
25 |
230 |
21 |
0 |
0 |
0 |
| VODI |
0 |
65 |
24 |
338 |
267 |
16 |
0 |
0 |
| ODI |
0 |
12 |
2 |
107 |
893 |
224 |
0 |
0 |
| CDI |
0 |
0 |
0 |
30 |
986 |
5092 |
228 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
862 |
174 |
0 |
|
Date: 2021-07-28:
| 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 |
94818 |
4500 |
35 |
151 |
0 |
0 |
0 |
0 |
| OW |
0 |
165 |
35 |
164 |
9 |
0 |
0 |
0 |
| VODI |
0 |
40 |
15 |
417 |
165 |
3 |
0 |
0 |
| ODI |
0 |
1 |
1 |
93 |
980 |
495 |
0 |
0 |
| CDI |
0 |
0 |
0 |
11 |
818 |
4944 |
725 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
172 |
343 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
94818 |
4347 |
34 |
209 |
0 |
0 |
0 |
0 |
| OW |
0 |
254 |
29 |
205 |
25 |
0 |
0 |
0 |
| VODI |
0 |
87 |
19 |
266 |
299 |
41 |
0 |
0 |
| ODI |
0 |
18 |
3 |
123 |
693 |
431 |
0 |
0 |
| CDI |
0 |
0 |
1 |
33 |
955 |
4952 |
705 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
190 |
363 |
0 |
|
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 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
95278 |
3962 |
42 |
180 |
1 |
0 |
0 |
0 |
| OW |
0 |
292 |
25 |
174 |
29 |
0 |
0 |
0 |
| VODI |
0 |
96 |
19 |
233 |
238 |
104 |
0 |
0 |
| ODI |
0 |
20 |
5 |
103 |
426 |
706 |
0 |
0 |
| CDI |
0 |
0 |
1 |
80 |
1075 |
4687 |
1205 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
119 |
0 |
|
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