Validation of sea ice concentration - European sector
Bulletin date: 2024-08-29
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-08-23:
| 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 |
89340 |
3243 |
26 |
49 |
0 |
0 |
0 |
0 |
| OW |
19 |
498 |
131 |
240 |
4 |
0 |
0 |
0 |
| VODI |
0 |
32 |
30 |
706 |
162 |
1 |
0 |
0 |
| ODI |
0 |
1 |
0 |
95 |
1545 |
177 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
349 |
3007 |
55 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
69 |
637 |
0 |
|
...date precedes bulletin
|
Date: 2024-08-25:
| 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 |
90245 |
2480 |
29 |
3 |
0 |
0 |
0 |
0 |
| OW |
31 |
485 |
215 |
159 |
0 |
0 |
0 |
0 |
| VODI |
0 |
27 |
64 |
670 |
157 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
27 |
1067 |
386 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
275 |
2793 |
519 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
242 |
542 |
0 |
|
...date precedes bulletin
|
Date: 2024-08-27:
| 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 |
90313 |
2626 |
28 |
6 |
0 |
0 |
0 |
0 |
| OW |
37 |
459 |
139 |
101 |
1 |
0 |
0 |
0 |
| VODI |
0 |
95 |
81 |
629 |
65 |
1 |
0 |
0 |
| ODI |
0 |
1 |
0 |
91 |
1084 |
71 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
494 |
3169 |
208 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
49 |
668 |
0 |
|
...date precedes bulletin
|
Date: 2024-08-29:
| 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 |
90006 |
2702 |
10 |
5 |
0 |
0 |
0 |
0 |
| OW |
51 |
534 |
117 |
109 |
0 |
0 |
0 |
0 |
| VODI |
0 |
134 |
58 |
572 |
141 |
0 |
0 |
0 |
| ODI |
0 |
1 |
0 |
55 |
1126 |
196 |
1 |
0 |
| CDI |
0 |
0 |
0 |
0 |
345 |
3404 |
14 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
80 |
755 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
90001 |
2787 |
16 |
6 |
0 |
0 |
0 |
0 |
| OW |
56 |
461 |
113 |
120 |
0 |
0 |
0 |
0 |
| VODI |
0 |
122 |
56 |
549 |
162 |
0 |
0 |
0 |
| ODI |
0 |
1 |
0 |
66 |
1087 |
168 |
1 |
0 |
| CDI |
0 |
0 |
0 |
0 |
363 |
3452 |
8 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
60 |
761 |
0 |
|
Date: 2024-08-31:
| 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 |
89626 |
3000 |
14 |
5 |
1 |
0 |
0 |
0 |
| OW |
80 |
571 |
143 |
122 |
0 |
0 |
0 |
0 |
| VODI |
3 |
133 |
66 |
598 |
101 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
70 |
1114 |
96 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
342 |
2895 |
401 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
302 |
733 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
89627 |
3111 |
19 |
3 |
1 |
0 |
0 |
0 |
| OW |
78 |
477 |
135 |
131 |
0 |
0 |
0 |
0 |
| VODI |
4 |
116 |
69 |
573 |
141 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
88 |
973 |
67 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
443 |
2911 |
400 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
315 |
734 |
0 |
|
Date: 2024-09-02:
| 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 |
90294 |
2458 |
2 |
0 |
0 |
0 |
0 |
0 |
| OW |
14 |
559 |
183 |
114 |
0 |
0 |
0 |
0 |
| VODI |
0 |
6 |
10 |
651 |
51 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
33 |
1402 |
52 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
280 |
3183 |
39 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
275 |
809 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
90246 |
2330 |
9 |
0 |
0 |
0 |
0 |
0 |
| OW |
62 |
563 |
125 |
169 |
0 |
0 |
0 |
0 |
| VODI |
0 |
130 |
61 |
538 |
187 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
91 |
887 |
60 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
659 |
3073 |
13 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
377 |
835 |
0 |
|
Date: 2024-09-04:
| 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 |
90370 |
2327 |
2 |
0 |
0 |
0 |
0 |
0 |
| OW |
29 |
558 |
132 |
136 |
0 |
0 |
0 |
0 |
| VODI |
0 |
12 |
51 |
547 |
120 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
38 |
1051 |
233 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
240 |
2963 |
428 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
48 |
1130 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
90311 |
2146 |
7 |
1 |
0 |
0 |
0 |
0 |
| OW |
87 |
619 |
105 |
163 |
1 |
0 |
0 |
0 |
| VODI |
1 |
132 |
72 |
480 |
201 |
1 |
0 |
0 |
| ODI |
0 |
0 |
1 |
77 |
724 |
171 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
485 |
3025 |
544 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
48 |
1014 |
0 |
|
Date: 2024-09-06:
| 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 |
90280 |
2336 |
1 |
0 |
0 |
0 |
0 |
0 |
| OW |
37 |
473 |
166 |
181 |
0 |
0 |
0 |
0 |
| VODI |
0 |
18 |
38 |
541 |
106 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
46 |
806 |
142 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
369 |
2860 |
402 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
350 |
1264 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
90230 |
2137 |
5 |
2 |
0 |
0 |
0 |
0 |
| OW |
87 |
596 |
118 |
215 |
0 |
0 |
0 |
0 |
| VODI |
0 |
94 |
80 |
445 |
158 |
1 |
0 |
0 |
| ODI |
0 |
0 |
2 |
101 |
679 |
236 |
0 |
0 |
| CDI |
0 |
0 |
0 |
5 |
444 |
2725 |
520 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
390 |
1146 |
0 |
|
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