Validation of sea ice concentration - European sector
Bulletin date: 2021-06-24
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2021-06-18:
| 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 |
81717 |
11305 |
123 |
741 |
151 |
5 |
0 |
0 |
| OW |
18 |
223 |
23 |
420 |
146 |
21 |
0 |
0 |
| VODI |
0 |
72 |
11 |
419 |
514 |
68 |
0 |
0 |
| ODI |
0 |
7 |
3 |
167 |
831 |
344 |
0 |
0 |
| CDI |
0 |
0 |
0 |
147 |
1477 |
1594 |
203 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
616 |
1808 |
2344 |
3582 |
|
...date precedes bulletin
|
Date: 2021-06-20:
| 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 |
82007 |
11301 |
119 |
634 |
109 |
16 |
0 |
0 |
| OW |
16 |
182 |
29 |
547 |
113 |
24 |
0 |
0 |
| VODI |
0 |
50 |
7 |
486 |
644 |
72 |
0 |
0 |
| ODI |
0 |
9 |
7 |
168 |
800 |
217 |
3 |
0 |
| CDI |
0 |
0 |
0 |
190 |
1469 |
1367 |
196 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
554 |
1888 |
3644 |
2232 |
|
...date precedes bulletin
|
Date: 2021-06-22:
| 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 |
82407 |
11192 |
120 |
618 |
77 |
6 |
0 |
0 |
| OW |
12 |
93 |
44 |
529 |
93 |
12 |
0 |
0 |
| VODI |
0 |
1 |
1 |
705 |
470 |
26 |
2 |
0 |
| ODI |
0 |
0 |
0 |
157 |
1505 |
142 |
2 |
0 |
| CDI |
0 |
0 |
0 |
232 |
1233 |
1896 |
153 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
405 |
1261 |
4003 |
1703 |
|
...date precedes bulletin
|
Date: 2021-06-24:
| 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 |
80753 |
13110 |
128 |
632 |
114 |
1 |
0 |
0 |
| OW |
9 |
124 |
36 |
653 |
104 |
15 |
1 |
0 |
| VODI |
0 |
7 |
3 |
713 |
732 |
30 |
1 |
0 |
| ODI |
0 |
0 |
0 |
182 |
1180 |
96 |
3 |
0 |
| CDI |
0 |
0 |
0 |
202 |
1278 |
1584 |
496 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
209 |
1898 |
4111 |
695 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
80753 |
13139 |
132 |
679 |
135 |
3 |
0 |
0 |
| OW |
9 |
96 |
31 |
655 |
116 |
17 |
1 |
0 |
| VODI |
0 |
6 |
4 |
661 |
728 |
30 |
2 |
0 |
| ODI |
0 |
0 |
0 |
163 |
1052 |
75 |
4 |
0 |
| CDI |
0 |
0 |
0 |
224 |
1398 |
1408 |
527 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
188 |
2091 |
4078 |
695 |
|
Date: 2021-06-26:
| 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 |
84220 |
10205 |
96 |
499 |
89 |
0 |
0 |
0 |
| OW |
9 |
222 |
41 |
656 |
178 |
8 |
0 |
0 |
| VODI |
0 |
49 |
20 |
515 |
804 |
20 |
0 |
0 |
| ODI |
0 |
6 |
2 |
140 |
1017 |
94 |
2 |
0 |
| CDI |
0 |
2 |
2 |
255 |
1079 |
1367 |
115 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
377 |
1476 |
3444 |
2091 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
84220 |
10255 |
107 |
610 |
129 |
1 |
0 |
0 |
| OW |
9 |
168 |
32 |
588 |
202 |
10 |
0 |
0 |
| VODI |
0 |
53 |
18 |
452 |
709 |
22 |
0 |
0 |
| ODI |
0 |
6 |
2 |
136 |
964 |
78 |
2 |
0 |
| CDI |
0 |
2 |
2 |
279 |
1134 |
1398 |
216 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
406 |
1456 |
3343 |
2091 |
|
Date: 2021-06-28:
| 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 |
84081 |
10821 |
83 |
420 |
101 |
0 |
0 |
0 |
| OW |
8 |
200 |
50 |
542 |
95 |
4 |
0 |
0 |
| VODI |
0 |
37 |
16 |
763 |
543 |
17 |
0 |
0 |
| ODI |
0 |
12 |
4 |
262 |
1398 |
110 |
1 |
0 |
| CDI |
0 |
2 |
3 |
105 |
892 |
1325 |
209 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
41 |
1697 |
3840 |
1418 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
84082 |
10751 |
93 |
658 |
237 |
4 |
0 |
0 |
| OW |
7 |
183 |
37 |
539 |
179 |
19 |
0 |
0 |
| VODI |
0 |
97 |
17 |
450 |
487 |
42 |
0 |
0 |
| ODI |
0 |
15 |
2 |
165 |
792 |
143 |
12 |
0 |
| CDI |
0 |
26 |
7 |
280 |
1031 |
1128 |
753 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
344 |
1817 |
3285 |
1418 |
|
Date: 2021-06-30:
| 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 |
85485 |
9836 |
91 |
504 |
4 |
0 |
0 |
0 |
| OW |
49 |
231 |
42 |
643 |
60 |
0 |
0 |
0 |
| VODI |
5 |
68 |
15 |
621 |
532 |
15 |
0 |
0 |
| ODI |
0 |
10 |
4 |
182 |
1345 |
72 |
0 |
0 |
| CDI |
0 |
9 |
1 |
91 |
1085 |
1359 |
94 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
298 |
3170 |
2745 |
434 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
85532 |
9708 |
100 |
809 |
30 |
0 |
0 |
0 |
| OW |
7 |
278 |
28 |
440 |
126 |
8 |
0 |
0 |
| VODI |
0 |
138 |
14 |
359 |
486 |
22 |
0 |
0 |
| ODI |
0 |
5 |
4 |
135 |
808 |
121 |
0 |
0 |
| CDI |
0 |
25 |
7 |
298 |
1240 |
1676 |
186 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
634 |
2789 |
2653 |
434 |
|
Date: 2021-07-02:
| 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 |
86071 |
9417 |
93 |
530 |
3 |
0 |
0 |
0 |
| OW |
33 |
279 |
44 |
651 |
86 |
1 |
0 |
0 |
| VODI |
0 |
50 |
9 |
673 |
519 |
13 |
0 |
0 |
| ODI |
0 |
5 |
3 |
436 |
920 |
61 |
0 |
0 |
| CDI |
0 |
13 |
2 |
111 |
1141 |
1924 |
83 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
131 |
2518 |
2787 |
493 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
86098 |
9289 |
103 |
893 |
40 |
0 |
0 |
0 |
| OW |
6 |
356 |
26 |
327 |
106 |
7 |
0 |
0 |
| VODI |
0 |
93 |
16 |
409 |
455 |
20 |
0 |
0 |
| ODI |
0 |
9 |
2 |
246 |
759 |
139 |
0 |
0 |
| CDI |
0 |
17 |
4 |
526 |
1193 |
2217 |
120 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
247 |
2134 |
2750 |
493 |
|
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