Validation of sea ice concentration - European sector
Bulletin date: 2021-07-29
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2021-07-23:
| 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 |
90766 |
7963 |
58 |
285 |
4 |
0 |
0 |
0 |
| OW |
0 |
222 |
37 |
270 |
15 |
0 |
0 |
0 |
| VODI |
0 |
43 |
14 |
556 |
114 |
2 |
0 |
0 |
| ODI |
0 |
5 |
1 |
119 |
961 |
117 |
0 |
0 |
| CDI |
0 |
0 |
0 |
21 |
1155 |
4839 |
10 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1493 |
30 |
0 |
|
...date precedes bulletin
|
Date: 2021-07-25:
| 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 |
92250 |
6708 |
44 |
195 |
0 |
0 |
0 |
0 |
| OW |
0 |
237 |
33 |
251 |
15 |
0 |
0 |
0 |
| VODI |
0 |
43 |
15 |
442 |
206 |
8 |
0 |
0 |
| ODI |
0 |
9 |
2 |
106 |
954 |
145 |
0 |
0 |
| CDI |
0 |
0 |
0 |
21 |
1017 |
4767 |
252 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
962 |
418 |
0 |
|
...date precedes bulletin
|
Date: 2021-07-27:
| 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 |
94208 |
5074 |
32 |
139 |
0 |
0 |
0 |
0 |
| OW |
0 |
148 |
40 |
193 |
3 |
0 |
0 |
0 |
| VODI |
0 |
32 |
10 |
458 |
126 |
0 |
0 |
0 |
| ODI |
0 |
1 |
0 |
79 |
1379 |
76 |
0 |
0 |
| CDI |
0 |
0 |
0 |
8 |
804 |
4761 |
731 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
326 |
472 |
0 |
|
...date precedes bulletin
|
Date: 2021-07-29:
| 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 |
95691 |
3651 |
29 |
130 |
5 |
0 |
0 |
0 |
| OW |
11 |
206 |
34 |
135 |
11 |
0 |
0 |
0 |
| VODI |
0 |
50 |
18 |
364 |
178 |
4 |
0 |
0 |
| ODI |
0 |
0 |
1 |
82 |
764 |
724 |
0 |
0 |
| CDI |
0 |
0 |
1 |
27 |
472 |
4870 |
1331 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
46 |
265 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
95702 |
3649 |
31 |
121 |
5 |
0 |
0 |
0 |
| OW |
0 |
179 |
33 |
138 |
10 |
0 |
0 |
0 |
| VODI |
0 |
77 |
17 |
351 |
175 |
0 |
0 |
0 |
| ODI |
0 |
2 |
1 |
98 |
758 |
857 |
0 |
0 |
| CDI |
0 |
0 |
1 |
30 |
482 |
4722 |
1254 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
65 |
342 |
0 |
|
Date: 2021-07-31:
| 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 |
95630 |
3770 |
31 |
108 |
2 |
0 |
0 |
0 |
| OW |
3 |
220 |
33 |
158 |
10 |
0 |
0 |
0 |
| VODI |
0 |
67 |
20 |
335 |
186 |
2 |
0 |
0 |
| ODI |
0 |
5 |
3 |
103 |
901 |
628 |
5 |
0 |
| CDI |
0 |
0 |
0 |
54 |
632 |
4101 |
1773 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
88 |
232 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
95633 |
3761 |
35 |
115 |
1 |
0 |
0 |
0 |
| OW |
0 |
197 |
27 |
139 |
10 |
0 |
0 |
0 |
| VODI |
0 |
95 |
22 |
333 |
168 |
1 |
0 |
0 |
| ODI |
0 |
9 |
3 |
108 |
944 |
658 |
13 |
0 |
| CDI |
0 |
0 |
0 |
63 |
608 |
4072 |
1693 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
88 |
304 |
0 |
|
Date: 2021-08-02:
| 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 |
94341 |
5219 |
30 |
83 |
0 |
0 |
0 |
0 |
| OW |
0 |
172 |
39 |
116 |
1 |
0 |
0 |
0 |
| VODI |
0 |
6 |
8 |
389 |
139 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
66 |
1164 |
72 |
0 |
0 |
| CDI |
0 |
0 |
0 |
26 |
377 |
5105 |
1107 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
8 |
619 |
13 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
94341 |
5101 |
33 |
91 |
0 |
0 |
0 |
0 |
| OW |
0 |
186 |
22 |
144 |
15 |
0 |
0 |
0 |
| VODI |
0 |
104 |
20 |
271 |
212 |
23 |
0 |
0 |
| ODI |
0 |
6 |
2 |
116 |
899 |
693 |
0 |
0 |
| CDI |
0 |
0 |
0 |
58 |
555 |
4469 |
1680 |
6 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
46 |
7 |
|
Date: 2021-08-04:
| 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 |
94947 |
4767 |
30 |
49 |
0 |
0 |
0 |
0 |
| OW |
0 |
148 |
33 |
153 |
4 |
0 |
0 |
0 |
| VODI |
0 |
27 |
9 |
352 |
158 |
0 |
0 |
0 |
| ODI |
0 |
5 |
2 |
108 |
1084 |
167 |
0 |
0 |
| CDI |
0 |
0 |
1 |
40 |
458 |
4922 |
1148 |
29 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
33 |
424 |
2 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
94947 |
4600 |
34 |
80 |
0 |
0 |
0 |
0 |
| OW |
0 |
204 |
17 |
138 |
30 |
0 |
0 |
0 |
| VODI |
0 |
114 |
17 |
241 |
214 |
44 |
0 |
0 |
| ODI |
0 |
26 |
5 |
166 |
887 |
638 |
0 |
0 |
| CDI |
0 |
3 |
2 |
77 |
573 |
4440 |
1572 |
31 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
Date: 2021-08-06:
| 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 |
95548 |
4273 |
14 |
42 |
0 |
0 |
0 |
0 |
| OW |
0 |
162 |
28 |
157 |
14 |
0 |
0 |
0 |
| VODI |
0 |
44 |
17 |
373 |
141 |
0 |
0 |
0 |
| ODI |
0 |
2 |
4 |
182 |
1139 |
106 |
0 |
0 |
| CDI |
0 |
4 |
0 |
62 |
564 |
4940 |
698 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
129 |
457 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
95548 |
4147 |
16 |
68 |
1 |
0 |
0 |
0 |
| OW |
0 |
212 |
18 |
139 |
30 |
0 |
0 |
0 |
| VODI |
0 |
107 |
18 |
295 |
244 |
45 |
0 |
0 |
| ODI |
0 |
15 |
10 |
227 |
1056 |
432 |
0 |
0 |
| CDI |
0 |
4 |
1 |
87 |
527 |
4698 |
1155 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
|
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