Validation of sea ice concentration - European sector
Bulletin date: 2021-07-01
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2021-06-25:
| 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 |
83738 |
10455 |
117 |
546 |
64 |
0 |
0 |
0 |
| OW |
9 |
146 |
43 |
661 |
139 |
15 |
0 |
0 |
| VODI |
0 |
7 |
9 |
598 |
878 |
24 |
1 |
0 |
| ODI |
0 |
1 |
0 |
170 |
1061 |
102 |
3 |
0 |
| CDI |
0 |
0 |
0 |
228 |
1031 |
1488 |
220 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
328 |
1791 |
4050 |
1177 |
|
...date precedes bulletin
|
Date: 2021-06-27:
| 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 |
84429 |
10194 |
92 |
575 |
66 |
0 |
0 |
0 |
| OW |
8 |
237 |
45 |
668 |
195 |
17 |
0 |
0 |
| VODI |
0 |
54 |
20 |
539 |
619 |
37 |
0 |
0 |
| ODI |
0 |
11 |
2 |
194 |
904 |
120 |
4 |
0 |
| CDI |
0 |
5 |
3 |
264 |
1061 |
1211 |
307 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
293 |
1510 |
3835 |
1581 |
|
...date precedes bulletin
|
Date: 2021-06-29:
| 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 |
84533 |
10622 |
90 |
454 |
42 |
0 |
0 |
0 |
| OW |
7 |
237 |
50 |
631 |
46 |
3 |
0 |
0 |
| VODI |
0 |
61 |
18 |
625 |
579 |
14 |
0 |
0 |
| ODI |
0 |
19 |
4 |
206 |
1309 |
146 |
0 |
0 |
| CDI |
0 |
4 |
4 |
121 |
868 |
1269 |
198 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
194 |
2094 |
3591 |
1061 |
|
...date precedes bulletin
|
Date: 2021-07-01:
| 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 |
85947 |
9472 |
96 |
506 |
4 |
0 |
0 |
0 |
| OW |
44 |
273 |
42 |
663 |
67 |
0 |
0 |
0 |
| VODI |
0 |
50 |
16 |
632 |
555 |
10 |
0 |
0 |
| ODI |
0 |
7 |
4 |
490 |
1007 |
27 |
0 |
0 |
| CDI |
0 |
11 |
2 |
104 |
1308 |
1231 |
65 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
247 |
3395 |
2806 |
19 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
85979 |
9552 |
107 |
714 |
4 |
0 |
0 |
0 |
| OW |
12 |
195 |
34 |
490 |
54 |
0 |
0 |
0 |
| VODI |
0 |
48 |
13 |
551 |
544 |
9 |
0 |
0 |
| ODI |
0 |
6 |
4 |
536 |
1002 |
32 |
0 |
0 |
| CDI |
0 |
12 |
2 |
104 |
1312 |
1230 |
102 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
272 |
3392 |
2769 |
19 |
|
Date: 2021-07-03:
| 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 |
87809 |
7920 |
91 |
410 |
5 |
0 |
0 |
0 |
| OW |
24 |
261 |
48 |
671 |
77 |
0 |
0 |
0 |
| VODI |
0 |
39 |
8 |
694 |
519 |
5 |
0 |
0 |
| ODI |
0 |
5 |
4 |
411 |
846 |
84 |
0 |
0 |
| CDI |
0 |
11 |
3 |
133 |
1233 |
2028 |
248 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
109 |
2350 |
2835 |
219 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
87824 |
8009 |
108 |
536 |
6 |
0 |
0 |
0 |
| OW |
9 |
160 |
29 |
577 |
86 |
0 |
0 |
0 |
| VODI |
0 |
52 |
10 |
670 |
450 |
6 |
0 |
0 |
| ODI |
0 |
4 |
4 |
401 |
927 |
82 |
0 |
0 |
| CDI |
0 |
11 |
3 |
135 |
1225 |
1875 |
290 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
95 |
2504 |
2793 |
219 |
|
Date: 2021-07-05:
| 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 |
88075 |
8081 |
78 |
313 |
6 |
1 |
0 |
0 |
| OW |
7 |
153 |
43 |
439 |
50 |
0 |
0 |
0 |
| VODI |
0 |
8 |
5 |
1055 |
348 |
0 |
0 |
0 |
| ODI |
0 |
5 |
2 |
263 |
1141 |
99 |
0 |
0 |
| CDI |
0 |
11 |
5 |
51 |
899 |
2444 |
170 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
2 |
2143 |
3193 |
10 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
88081 |
8008 |
90 |
463 |
18 |
0 |
0 |
0 |
| OW |
1 |
182 |
25 |
578 |
190 |
1 |
0 |
0 |
| VODI |
0 |
51 |
8 |
559 |
479 |
6 |
0 |
0 |
| ODI |
0 |
4 |
4 |
343 |
681 |
185 |
0 |
0 |
| CDI |
0 |
13 |
6 |
178 |
896 |
1843 |
391 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
182 |
2652 |
2972 |
10 |
|
Date: 2021-07-07:
| 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 |
88324 |
8067 |
74 |
263 |
16 |
0 |
0 |
0 |
| OW |
0 |
116 |
59 |
520 |
73 |
0 |
0 |
0 |
| VODI |
0 |
9 |
13 |
778 |
554 |
1 |
0 |
0 |
| ODI |
0 |
1 |
0 |
175 |
1161 |
79 |
0 |
0 |
| CDI |
0 |
0 |
0 |
78 |
880 |
2512 |
55 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
96 |
4260 |
936 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
88324 |
7949 |
95 |
431 |
52 |
0 |
0 |
0 |
| OW |
0 |
201 |
34 |
512 |
202 |
0 |
0 |
0 |
| VODI |
0 |
40 |
16 |
432 |
581 |
6 |
0 |
0 |
| ODI |
0 |
3 |
1 |
240 |
817 |
66 |
0 |
0 |
| CDI |
0 |
0 |
0 |
195 |
857 |
2574 |
81 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
271 |
4206 |
910 |
0 |
|
Date: 2021-07-09:
| 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 |
89059 |
7515 |
66 |
252 |
11 |
0 |
0 |
0 |
| OW |
0 |
234 |
41 |
555 |
74 |
0 |
0 |
0 |
| VODI |
0 |
50 |
10 |
692 |
565 |
0 |
0 |
0 |
| ODI |
0 |
1 |
4 |
118 |
943 |
108 |
0 |
0 |
| CDI |
0 |
0 |
0 |
63 |
728 |
2575 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
90 |
4579 |
767 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
89059 |
7427 |
77 |
415 |
76 |
0 |
0 |
0 |
| OW |
0 |
225 |
22 |
495 |
136 |
0 |
0 |
0 |
| VODI |
0 |
129 |
16 |
375 |
576 |
8 |
0 |
0 |
| ODI |
0 |
19 |
4 |
242 |
618 |
105 |
0 |
0 |
| CDI |
0 |
0 |
2 |
153 |
809 |
2893 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
196 |
4256 |
767 |
0 |
|
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