Validation of sea ice concentration - European sector
Bulletin date: 2023-06-22
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2023-06-16:
| 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 |
76784 |
11246 |
742 |
2450 |
233 |
0 |
0 |
0 |
| OW |
20 |
20 |
32 |
1229 |
559 |
7 |
0 |
0 |
| VODI |
0 |
1 |
13 |
547 |
1382 |
35 |
0 |
0 |
| ODI |
0 |
0 |
0 |
42 |
1055 |
397 |
4 |
0 |
| CDI |
0 |
0 |
0 |
4 |
910 |
2464 |
815 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
73 |
3067 |
4969 |
|
...date precedes bulletin
|
Date: 2023-06-18:
| 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 |
76738 |
11369 |
752 |
2893 |
342 |
0 |
0 |
0 |
| OW |
18 |
18 |
24 |
1261 |
680 |
3 |
0 |
0 |
| VODI |
0 |
2 |
4 |
361 |
1204 |
70 |
0 |
0 |
| ODI |
0 |
0 |
0 |
34 |
794 |
552 |
36 |
0 |
| CDI |
0 |
0 |
0 |
8 |
625 |
2145 |
1157 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
3 |
215 |
4695 |
3097 |
|
...date precedes bulletin
|
Date: 2023-06-20:
| 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 |
76867 |
11601 |
757 |
2861 |
234 |
0 |
0 |
0 |
| OW |
17 |
13 |
51 |
1237 |
307 |
0 |
0 |
0 |
| VODI |
0 |
0 |
2 |
636 |
869 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
25 |
1491 |
191 |
0 |
0 |
| CDI |
0 |
0 |
0 |
14 |
744 |
2222 |
193 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
13 |
841 |
4338 |
3576 |
|
...date precedes bulletin
|
Date: 2023-06-22:
| 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 |
77730 |
11170 |
868 |
3186 |
127 |
0 |
0 |
0 |
| OW |
15 |
23 |
32 |
1071 |
278 |
0 |
0 |
0 |
| VODI |
0 |
3 |
3 |
438 |
964 |
4 |
0 |
0 |
| ODI |
0 |
0 |
0 |
26 |
1251 |
294 |
0 |
0 |
| CDI |
0 |
0 |
0 |
40 |
910 |
2053 |
172 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
8 |
423 |
3440 |
4571 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
77730 |
11160 |
854 |
3348 |
152 |
0 |
0 |
0 |
| OW |
15 |
33 |
45 |
882 |
240 |
0 |
0 |
0 |
| VODI |
0 |
3 |
4 |
448 |
907 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
43 |
1284 |
230 |
0 |
0 |
| CDI |
0 |
0 |
0 |
40 |
948 |
2090 |
166 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
7 |
454 |
3446 |
4571 |
|
Date: 2023-06-24:
| 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 |
78414 |
11095 |
864 |
3171 |
153 |
0 |
0 |
0 |
| OW |
12 |
9 |
26 |
780 |
360 |
0 |
0 |
0 |
| VODI |
0 |
0 |
1 |
365 |
992 |
28 |
0 |
0 |
| ODI |
0 |
0 |
0 |
51 |
1048 |
464 |
0 |
0 |
| CDI |
0 |
0 |
0 |
53 |
926 |
1857 |
288 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
5 |
1121 |
4180 |
2837 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
78414 |
11075 |
850 |
3206 |
212 |
0 |
0 |
0 |
| OW |
12 |
29 |
40 |
747 |
288 |
0 |
0 |
0 |
| VODI |
0 |
0 |
1 |
360 |
942 |
20 |
0 |
0 |
| ODI |
0 |
0 |
0 |
58 |
1074 |
382 |
0 |
0 |
| CDI |
0 |
0 |
0 |
49 |
963 |
1949 |
244 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
5 |
1119 |
4224 |
2837 |
|
Date: 2023-06-26:
| 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 |
79935 |
10705 |
889 |
2155 |
70 |
0 |
0 |
0 |
| OW |
10 |
6 |
37 |
615 |
134 |
0 |
0 |
0 |
| VODI |
0 |
0 |
1 |
631 |
610 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
80 |
1919 |
145 |
0 |
0 |
| CDI |
0 |
0 |
0 |
21 |
984 |
2062 |
134 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
974 |
5583 |
1400 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
79936 |
10696 |
885 |
2565 |
188 |
0 |
0 |
0 |
| OW |
9 |
14 |
39 |
529 |
328 |
0 |
0 |
0 |
| VODI |
0 |
1 |
3 |
293 |
993 |
75 |
0 |
0 |
| ODI |
0 |
0 |
0 |
47 |
939 |
525 |
0 |
0 |
| CDI |
0 |
0 |
0 |
68 |
1269 |
1383 |
240 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1198 |
5477 |
1400 |
|
Date: 2023-06-28:
| 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 |
78449 |
12583 |
806 |
2193 |
94 |
0 |
0 |
0 |
| OW |
9 |
6 |
16 |
631 |
203 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
456 |
952 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
124 |
1613 |
318 |
0 |
0 |
| CDI |
0 |
0 |
0 |
59 |
1119 |
1440 |
48 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
11 |
1549 |
5622 |
799 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
78449 |
12575 |
785 |
2561 |
324 |
0 |
0 |
0 |
| OW |
9 |
14 |
36 |
450 |
477 |
0 |
0 |
0 |
| VODI |
0 |
0 |
1 |
260 |
952 |
69 |
0 |
0 |
| ODI |
0 |
0 |
0 |
64 |
898 |
492 |
0 |
0 |
| CDI |
0 |
0 |
0 |
128 |
1320 |
1234 |
256 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
21 |
1512 |
5414 |
799 |
|
Date: 2023-06-30:
| 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 |
80536 |
11302 |
727 |
1720 |
105 |
0 |
0 |
0 |
| OW |
8 |
11 |
23 |
704 |
253 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
381 |
1090 |
3 |
0 |
0 |
| ODI |
0 |
0 |
0 |
126 |
1492 |
250 |
0 |
0 |
| CDI |
0 |
0 |
0 |
130 |
1337 |
1144 |
51 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
35 |
2335 |
4752 |
585 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
80536 |
11298 |
715 |
2061 |
466 |
0 |
0 |
0 |
| OW |
8 |
11 |
25 |
492 |
490 |
0 |
0 |
0 |
| VODI |
0 |
4 |
10 |
236 |
889 |
122 |
0 |
0 |
| ODI |
0 |
0 |
0 |
73 |
945 |
208 |
0 |
0 |
| CDI |
0 |
0 |
0 |
198 |
1369 |
1118 |
114 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
153 |
2284 |
4689 |
585 |
|
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