Validation of sea ice concentration - European sector
Bulletin date: 2023-09-14
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2023-11-03:
| 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 |
87313 |
3086 |
23 |
5 |
0 |
0 |
0 |
0 |
| OW |
0 |
613 |
196 |
193 |
0 |
0 |
0 |
0 |
| VODI |
0 |
52 |
114 |
889 |
115 |
0 |
0 |
0 |
| ODI |
0 |
1 |
0 |
323 |
1368 |
104 |
0 |
0 |
| CDI |
0 |
0 |
0 |
5 |
406 |
3693 |
58 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1723 |
136 |
0 |
|
...date precedes bulletin
|
Date: 2023-11-05:
| 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 |
86988 |
3254 |
30 |
8 |
0 |
0 |
0 |
0 |
| OW |
0 |
672 |
164 |
235 |
0 |
0 |
0 |
0 |
| VODI |
0 |
98 |
102 |
881 |
162 |
0 |
0 |
0 |
| ODI |
0 |
1 |
3 |
289 |
1354 |
195 |
0 |
0 |
| CDI |
0 |
0 |
0 |
3 |
346 |
2906 |
18 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
20 |
2269 |
418 |
0 |
|
...date precedes bulletin
|
Date: 2023-11-07:
| 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 |
87293 |
2959 |
39 |
42 |
0 |
0 |
0 |
0 |
| OW |
0 |
568 |
229 |
188 |
10 |
0 |
0 |
0 |
| VODI |
0 |
7 |
31 |
992 |
335 |
3 |
0 |
0 |
| ODI |
0 |
0 |
0 |
125 |
1481 |
108 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
114 |
3545 |
1 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2197 |
149 |
0 |
|
...date precedes bulletin
|
Date: 2023-11-09:
| 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 |
86560 |
3255 |
48 |
156 |
7 |
0 |
0 |
0 |
| OW |
0 |
591 |
160 |
273 |
70 |
0 |
0 |
0 |
| VODI |
0 |
23 |
64 |
634 |
574 |
25 |
0 |
0 |
| ODI |
0 |
0 |
0 |
8 |
1520 |
207 |
8 |
0 |
| CDI |
0 |
0 |
0 |
0 |
244 |
3347 |
34 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2219 |
389 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
86560 |
3168 |
45 |
173 |
9 |
0 |
0 |
0 |
| OW |
0 |
673 |
154 |
240 |
86 |
0 |
0 |
0 |
| VODI |
0 |
28 |
73 |
643 |
544 |
24 |
0 |
0 |
| ODI |
0 |
0 |
0 |
15 |
1522 |
362 |
8 |
0 |
| CDI |
0 |
0 |
0 |
0 |
254 |
3179 |
44 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2233 |
379 |
0 |
|
Date: 2023-11-11:
| 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 |
87172 |
2567 |
37 |
38 |
0 |
0 |
0 |
0 |
| OW |
0 |
712 |
181 |
281 |
18 |
0 |
0 |
0 |
| VODI |
0 |
47 |
68 |
726 |
444 |
6 |
0 |
0 |
| ODI |
0 |
0 |
0 |
93 |
1035 |
601 |
0 |
0 |
| CDI |
0 |
0 |
0 |
1 |
127 |
3127 |
177 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1990 |
968 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
87172 |
2491 |
40 |
45 |
0 |
0 |
0 |
0 |
| OW |
0 |
785 |
169 |
281 |
33 |
0 |
0 |
0 |
| VODI |
0 |
50 |
77 |
729 |
413 |
3 |
0 |
0 |
| ODI |
0 |
0 |
0 |
80 |
1008 |
693 |
0 |
0 |
| CDI |
0 |
0 |
0 |
4 |
170 |
2987 |
202 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2041 |
943 |
0 |
|
Date: 2023-11-13:
| 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 |
85964 |
3801 |
37 |
127 |
0 |
0 |
0 |
0 |
| OW |
0 |
495 |
201 |
208 |
1 |
0 |
0 |
0 |
| VODI |
0 |
2 |
11 |
665 |
204 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
40 |
782 |
26 |
3 |
0 |
| CDI |
0 |
0 |
0 |
0 |
322 |
3047 |
36 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2036 |
2408 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
85964 |
3499 |
29 |
156 |
0 |
0 |
0 |
0 |
| OW |
0 |
784 |
168 |
348 |
65 |
0 |
0 |
0 |
| VODI |
0 |
15 |
52 |
524 |
529 |
15 |
0 |
0 |
| ODI |
0 |
0 |
0 |
12 |
621 |
879 |
22 |
0 |
| CDI |
0 |
0 |
0 |
0 |
94 |
2539 |
480 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1676 |
1945 |
0 |
|
Date: 2023-11-15:
| 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 |
86227 |
3457 |
84 |
31 |
0 |
0 |
0 |
0 |
| OW |
0 |
485 |
203 |
248 |
0 |
0 |
0 |
0 |
| VODI |
0 |
5 |
29 |
609 |
150 |
0 |
0 |
0 |
| ODI |
0 |
0 |
1 |
112 |
573 |
31 |
0 |
0 |
| CDI |
0 |
0 |
0 |
8 |
461 |
1824 |
280 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
3160 |
2438 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
86227 |
3101 |
72 |
50 |
0 |
0 |
0 |
0 |
| OW |
0 |
822 |
187 |
383 |
36 |
0 |
0 |
0 |
| VODI |
0 |
24 |
58 |
545 |
443 |
19 |
0 |
0 |
| ODI |
0 |
0 |
0 |
30 |
587 |
689 |
13 |
0 |
| CDI |
0 |
0 |
0 |
0 |
118 |
2030 |
1032 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2277 |
1673 |
0 |
|
Date: 2023-11-17:
| 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 |
85913 |
3531 |
78 |
111 |
0 |
0 |
0 |
0 |
| OW |
0 |
391 |
161 |
369 |
29 |
3 |
0 |
0 |
| VODI |
0 |
9 |
39 |
452 |
253 |
15 |
0 |
0 |
| ODI |
0 |
0 |
0 |
111 |
490 |
34 |
10 |
0 |
| CDI |
0 |
0 |
0 |
10 |
575 |
1275 |
312 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1788 |
4316 |
141 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
85913 |
3184 |
61 |
132 |
0 |
0 |
0 |
0 |
| OW |
0 |
732 |
171 |
481 |
112 |
5 |
0 |
0 |
| VODI |
0 |
13 |
46 |
394 |
503 |
48 |
7 |
0 |
| ODI |
0 |
2 |
0 |
46 |
592 |
437 |
36 |
0 |
| CDI |
0 |
0 |
0 |
0 |
140 |
1425 |
1756 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1200 |
2839 |
141 |
|
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