Validation of sea ice concentration - European sector
Bulletin date: 2023-07-20
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2023-07-14:
| 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 |
86238 |
8424 |
459 |
792 |
106 |
0 |
0 |
0 |
| OW |
0 |
59 |
88 |
934 |
187 |
0 |
0 |
0 |
| VODI |
0 |
9 |
27 |
947 |
809 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
166 |
627 |
172 |
0 |
0 |
| CDI |
0 |
0 |
0 |
50 |
706 |
3948 |
10 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
86 |
4026 |
230 |
0 |
|
...date precedes bulletin
|
Date: 2023-07-16:
| 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 |
85484 |
9323 |
475 |
990 |
66 |
0 |
0 |
0 |
| OW |
0 |
35 |
104 |
1176 |
97 |
0 |
0 |
0 |
| VODI |
0 |
0 |
10 |
923 |
437 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
119 |
593 |
173 |
0 |
0 |
| CDI |
0 |
0 |
0 |
55 |
576 |
4096 |
3 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
7 |
3806 |
552 |
0 |
|
...date precedes bulletin
|
Date: 2023-07-18:
| 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 |
83616 |
11245 |
586 |
1022 |
134 |
0 |
0 |
0 |
| OW |
0 |
15 |
87 |
694 |
82 |
0 |
0 |
0 |
| VODI |
0 |
0 |
1 |
1107 |
477 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
112 |
715 |
90 |
0 |
0 |
| CDI |
0 |
0 |
0 |
9 |
286 |
5108 |
178 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
12 |
2532 |
992 |
0 |
|
...date precedes bulletin
|
Date: 2023-07-20:
| 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 |
84104 |
10992 |
550 |
1132 |
50 |
0 |
0 |
0 |
| OW |
0 |
26 |
116 |
936 |
35 |
0 |
0 |
0 |
| VODI |
0 |
0 |
9 |
710 |
488 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
103 |
527 |
107 |
0 |
0 |
| CDI |
0 |
0 |
0 |
24 |
390 |
5360 |
109 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
9 |
1820 |
1502 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
84104 |
10981 |
557 |
1361 |
52 |
0 |
0 |
0 |
| OW |
0 |
37 |
110 |
700 |
48 |
0 |
0 |
0 |
| VODI |
0 |
0 |
8 |
704 |
479 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
116 |
513 |
107 |
0 |
0 |
| CDI |
0 |
0 |
0 |
24 |
396 |
5380 |
104 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
11 |
1800 |
1507 |
0 |
|
Date: 2023-07-22:
| 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 |
85811 |
9729 |
580 |
1007 |
8 |
0 |
0 |
0 |
| OW |
0 |
85 |
87 |
812 |
66 |
0 |
0 |
0 |
| VODI |
0 |
2 |
17 |
655 |
400 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
122 |
521 |
64 |
0 |
0 |
| CDI |
0 |
0 |
0 |
50 |
613 |
5330 |
65 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
1540 |
1534 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
85811 |
9744 |
584 |
1185 |
19 |
0 |
0 |
0 |
| OW |
0 |
68 |
84 |
628 |
91 |
0 |
0 |
0 |
| VODI |
0 |
4 |
16 |
646 |
359 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
137 |
528 |
83 |
0 |
0 |
| CDI |
0 |
0 |
0 |
50 |
611 |
5284 |
50 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
1567 |
1549 |
0 |
|
Date: 2023-07-24:
| 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 |
86807 |
8898 |
659 |
910 |
5 |
0 |
0 |
0 |
| OW |
0 |
24 |
78 |
616 |
17 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
978 |
248 |
2 |
0 |
0 |
| ODI |
0 |
0 |
0 |
156 |
870 |
67 |
0 |
0 |
| CDI |
0 |
0 |
0 |
23 |
365 |
6883 |
173 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1068 |
253 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
86807 |
8887 |
661 |
1275 |
22 |
0 |
0 |
0 |
| OW |
0 |
31 |
63 |
538 |
83 |
0 |
0 |
0 |
| VODI |
0 |
4 |
13 |
628 |
307 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
166 |
498 |
144 |
17 |
0 |
| CDI |
0 |
0 |
0 |
76 |
595 |
5605 |
152 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2270 |
257 |
0 |
|
Date: 2023-07-26:
| 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 |
86695 |
9272 |
615 |
1064 |
17 |
0 |
0 |
0 |
| OW |
0 |
9 |
43 |
517 |
49 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
661 |
426 |
6 |
0 |
0 |
| ODI |
0 |
0 |
0 |
101 |
755 |
115 |
0 |
0 |
| CDI |
0 |
0 |
0 |
35 |
305 |
6662 |
93 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1391 |
269 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
86695 |
9260 |
614 |
1245 |
56 |
0 |
0 |
0 |
| OW |
0 |
13 |
37 |
491 |
137 |
0 |
0 |
0 |
| VODI |
0 |
8 |
7 |
432 |
368 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
125 |
480 |
199 |
0 |
0 |
| CDI |
0 |
0 |
0 |
85 |
511 |
5946 |
126 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2028 |
236 |
0 |
|
Date: 2023-07-28:
| 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 |
88077 |
8305 |
537 |
815 |
23 |
0 |
0 |
0 |
| OW |
0 |
19 |
48 |
557 |
57 |
0 |
0 |
0 |
| VODI |
0 |
0 |
4 |
572 |
437 |
7 |
0 |
0 |
| ODI |
0 |
0 |
0 |
78 |
695 |
173 |
0 |
0 |
| CDI |
0 |
0 |
0 |
28 |
258 |
4460 |
1716 |
2 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
531 |
1610 |
91 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
88077 |
8306 |
532 |
991 |
80 |
0 |
0 |
0 |
| OW |
0 |
14 |
39 |
499 |
134 |
0 |
0 |
0 |
| VODI |
0 |
4 |
17 |
334 |
313 |
4 |
0 |
0 |
| ODI |
0 |
0 |
1 |
150 |
448 |
258 |
0 |
0 |
| CDI |
0 |
0 |
0 |
76 |
495 |
4269 |
1537 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
640 |
1789 |
93 |
|
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