Validation of sea ice concentration - European sector
Bulletin date: 2022-08-18
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-08-12:
| 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 |
85934 |
12352 |
1129 |
624 |
20 |
0 |
0 |
0 |
| OW |
0 |
98 |
93 |
179 |
37 |
0 |
0 |
0 |
| VODI |
0 |
29 |
60 |
270 |
147 |
35 |
5 |
0 |
| ODI |
0 |
1 |
12 |
114 |
279 |
302 |
11 |
0 |
| CDI |
0 |
0 |
11 |
55 |
251 |
3621 |
1590 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
418 |
1423 |
0 |
|
...date precedes bulletin
|
Date: 2022-08-14:
| 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 |
92082 |
6820 |
633 |
457 |
52 |
0 |
0 |
0 |
| OW |
0 |
117 |
65 |
84 |
69 |
15 |
0 |
0 |
| VODI |
0 |
30 |
86 |
190 |
166 |
107 |
6 |
0 |
| ODI |
0 |
0 |
14 |
130 |
203 |
289 |
61 |
0 |
| CDI |
0 |
0 |
9 |
74 |
280 |
2702 |
2637 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
162 |
1560 |
0 |
|
...date precedes bulletin
|
Date: 2022-08-16:
| 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 |
88668 |
9904 |
850 |
626 |
37 |
3 |
0 |
0 |
| OW |
0 |
64 |
55 |
108 |
25 |
5 |
0 |
0 |
| VODI |
0 |
18 |
49 |
227 |
147 |
13 |
0 |
0 |
| ODI |
0 |
9 |
8 |
143 |
266 |
215 |
7 |
0 |
| CDI |
0 |
0 |
7 |
68 |
263 |
2397 |
1394 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
831 |
2693 |
0 |
|
...date precedes bulletin
|
Date: 2022-08-18:
| 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 |
83000 |
15497 |
1271 |
365 |
31 |
2 |
0 |
0 |
| OW |
0 |
76 |
80 |
109 |
37 |
0 |
0 |
0 |
| VODI |
0 |
22 |
82 |
237 |
119 |
14 |
0 |
0 |
| ODI |
0 |
2 |
14 |
172 |
320 |
88 |
1 |
0 |
| CDI |
0 |
5 |
6 |
130 |
538 |
3125 |
507 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
81 |
1758 |
1411 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
83000 |
15501 |
1274 |
371 |
33 |
2 |
0 |
0 |
| OW |
0 |
73 |
82 |
110 |
37 |
0 |
0 |
0 |
| VODI |
0 |
22 |
75 |
203 |
103 |
7 |
0 |
0 |
| ODI |
0 |
1 |
16 |
202 |
322 |
85 |
0 |
0 |
| CDI |
0 |
5 |
6 |
127 |
546 |
2868 |
512 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
85 |
2025 |
1407 |
0 |
|
Date: 2022-08-20:
| 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 |
85909 |
12975 |
824 |
371 |
36 |
0 |
0 |
0 |
| OW |
0 |
132 |
45 |
112 |
31 |
0 |
1 |
0 |
| VODI |
0 |
81 |
52 |
197 |
128 |
19 |
6 |
0 |
| ODI |
0 |
9 |
36 |
135 |
294 |
83 |
23 |
0 |
| CDI |
0 |
0 |
9 |
109 |
367 |
2353 |
1570 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
16 |
941 |
2180 |
56 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
85909 |
12982 |
827 |
366 |
40 |
0 |
0 |
0 |
| OW |
0 |
137 |
43 |
121 |
34 |
0 |
1 |
0 |
| VODI |
0 |
66 |
59 |
177 |
108 |
14 |
4 |
0 |
| ODI |
0 |
12 |
28 |
145 |
320 |
76 |
23 |
0 |
| CDI |
0 |
0 |
9 |
115 |
353 |
2183 |
1508 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
17 |
1123 |
2244 |
56 |
|
Date: 2022-08-22:
| 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 |
89060 |
9335 |
1177 |
476 |
24 |
0 |
0 |
0 |
| OW |
0 |
89 |
61 |
106 |
31 |
1 |
0 |
0 |
| VODI |
0 |
14 |
46 |
242 |
95 |
14 |
0 |
0 |
| ODI |
0 |
1 |
6 |
160 |
449 |
95 |
8 |
0 |
| CDI |
0 |
0 |
0 |
80 |
275 |
2938 |
720 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
13 |
700 |
2859 |
24 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
89060 |
9283 |
1183 |
479 |
51 |
1 |
0 |
0 |
| OW |
0 |
103 |
43 |
143 |
33 |
5 |
0 |
0 |
| VODI |
0 |
44 |
46 |
187 |
113 |
17 |
0 |
0 |
| ODI |
0 |
9 |
16 |
122 |
312 |
108 |
10 |
0 |
| CDI |
0 |
0 |
2 |
134 |
372 |
2985 |
1156 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
6 |
632 |
2421 |
24 |
|
Date: 2022-08-24:
| 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 |
94294 |
5146 |
298 |
236 |
32 |
0 |
0 |
0 |
| OW |
0 |
76 |
79 |
125 |
29 |
0 |
0 |
0 |
| VODI |
0 |
4 |
32 |
254 |
127 |
10 |
0 |
0 |
| ODI |
0 |
1 |
1 |
176 |
394 |
90 |
16 |
0 |
| CDI |
0 |
0 |
2 |
85 |
484 |
3250 |
317 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
8 |
1222 |
2312 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
94294 |
5113 |
300 |
265 |
61 |
0 |
0 |
0 |
| OW |
0 |
83 |
53 |
129 |
47 |
0 |
0 |
0 |
| VODI |
0 |
30 |
45 |
179 |
103 |
20 |
0 |
0 |
| ODI |
0 |
1 |
12 |
165 |
303 |
110 |
17 |
0 |
| CDI |
0 |
0 |
2 |
138 |
557 |
3351 |
478 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
3 |
1091 |
2150 |
0 |
|
Date: 2022-08-26:
| 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 |
93888 |
5461 |
225 |
226 |
30 |
0 |
0 |
0 |
| OW |
0 |
38 |
85 |
170 |
27 |
0 |
0 |
0 |
| VODI |
0 |
3 |
24 |
230 |
151 |
14 |
1 |
0 |
| ODI |
0 |
0 |
0 |
135 |
325 |
176 |
11 |
0 |
| CDI |
0 |
2 |
2 |
66 |
1545 |
2147 |
274 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
76 |
2224 |
1544 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
93888 |
5453 |
248 |
297 |
70 |
0 |
0 |
0 |
| OW |
0 |
39 |
55 |
153 |
61 |
0 |
0 |
0 |
| VODI |
0 |
10 |
27 |
194 |
117 |
19 |
1 |
0 |
| ODI |
0 |
0 |
5 |
108 |
298 |
175 |
10 |
0 |
| CDI |
0 |
2 |
1 |
75 |
1607 |
2666 |
331 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
1701 |
1488 |
0 |
|
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