Validation of sea ice concentration - European sector
Bulletin date: 2024-09-26
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-09-20:
| 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 |
89387 |
3065 |
38 |
19 |
0 |
0 |
0 |
0 |
| OW |
0 |
255 |
82 |
155 |
0 |
0 |
0 |
0 |
| VODI |
0 |
102 |
52 |
204 |
182 |
0 |
0 |
0 |
| ODI |
0 |
3 |
11 |
101 |
256 |
61 |
0 |
0 |
| CDI |
0 |
0 |
0 |
7 |
140 |
995 |
80 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
8 |
1499 |
3485 |
229 |
|
...date precedes bulletin
|
Date: 2024-09-22:
| 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 |
88833 |
3321 |
96 |
112 |
0 |
0 |
0 |
0 |
| OW |
0 |
157 |
57 |
238 |
70 |
0 |
0 |
0 |
| VODI |
0 |
54 |
7 |
143 |
256 |
41 |
0 |
0 |
| ODI |
0 |
0 |
0 |
43 |
131 |
152 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
77 |
495 |
154 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1512 |
3338 |
1129 |
|
...date precedes bulletin
|
Date: 2024-09-24:
| 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 |
88909 |
3120 |
52 |
70 |
0 |
0 |
0 |
0 |
| OW |
23 |
222 |
99 |
99 |
19 |
0 |
0 |
0 |
| VODI |
0 |
14 |
28 |
229 |
113 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
65 |
181 |
30 |
0 |
0 |
| CDI |
0 |
0 |
0 |
1 |
218 |
578 |
17 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
5 |
1461 |
3552 |
1310 |
|
...date precedes bulletin
|
Date: 2024-09-26:
| 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 |
89044 |
2818 |
81 |
100 |
44 |
0 |
0 |
0 |
| OW |
3 |
143 |
106 |
138 |
57 |
1 |
0 |
0 |
| VODI |
0 |
10 |
13 |
173 |
93 |
12 |
0 |
0 |
| ODI |
0 |
0 |
0 |
93 |
101 |
55 |
0 |
0 |
| CDI |
0 |
0 |
0 |
17 |
217 |
302 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
63 |
2075 |
3505 |
1152 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
89046 |
2843 |
103 |
123 |
44 |
0 |
0 |
0 |
| OW |
1 |
118 |
88 |
140 |
56 |
1 |
0 |
0 |
| VODI |
0 |
10 |
9 |
167 |
109 |
18 |
0 |
0 |
| ODI |
0 |
0 |
0 |
74 |
113 |
56 |
0 |
0 |
| CDI |
0 |
0 |
0 |
17 |
196 |
311 |
2 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
57 |
2059 |
3503 |
1152 |
|
Date: 2024-09-28:
| 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 |
88768 |
3126 |
79 |
110 |
64 |
0 |
0 |
0 |
| OW |
26 |
65 |
71 |
107 |
95 |
2 |
0 |
0 |
| VODI |
0 |
11 |
23 |
139 |
76 |
24 |
0 |
0 |
| ODI |
0 |
1 |
1 |
95 |
69 |
31 |
0 |
0 |
| CDI |
0 |
0 |
0 |
30 |
214 |
167 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
95 |
2543 |
2914 |
1470 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
88779 |
3134 |
92 |
141 |
76 |
0 |
0 |
0 |
| OW |
15 |
56 |
66 |
94 |
79 |
3 |
0 |
0 |
| VODI |
0 |
12 |
16 |
137 |
89 |
26 |
0 |
0 |
| ODI |
0 |
1 |
0 |
85 |
81 |
44 |
0 |
0 |
| CDI |
0 |
0 |
0 |
24 |
194 |
181 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
94 |
2513 |
2914 |
1470 |
|
Date: 2024-09-30:
| 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 |
88659 |
3208 |
74 |
67 |
11 |
0 |
0 |
0 |
| OW |
11 |
138 |
101 |
94 |
27 |
0 |
0 |
0 |
| VODI |
0 |
15 |
10 |
203 |
84 |
6 |
0 |
0 |
| ODI |
0 |
0 |
0 |
78 |
111 |
50 |
0 |
0 |
| CDI |
0 |
0 |
0 |
18 |
175 |
412 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
43 |
1629 |
3819 |
1373 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
88660 |
3186 |
86 |
131 |
55 |
1 |
0 |
0 |
| OW |
10 |
117 |
30 |
59 |
70 |
43 |
0 |
0 |
| VODI |
0 |
56 |
31 |
85 |
41 |
77 |
0 |
0 |
| ODI |
0 |
2 |
36 |
72 |
38 |
61 |
0 |
0 |
| CDI |
0 |
0 |
2 |
94 |
124 |
94 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
19 |
123 |
1821 |
3819 |
1373 |
|
Date: 2024-10-02:
| 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 |
88001 |
3522 |
108 |
112 |
29 |
0 |
0 |
0 |
| OW |
0 |
124 |
70 |
174 |
65 |
5 |
0 |
0 |
| VODI |
0 |
5 |
11 |
136 |
117 |
43 |
0 |
0 |
| ODI |
0 |
0 |
0 |
38 |
114 |
72 |
0 |
0 |
| CDI |
0 |
0 |
0 |
11 |
105 |
315 |
6 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
41 |
1058 |
4074 |
2060 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
88001 |
3503 |
111 |
145 |
87 |
6 |
0 |
0 |
| OW |
0 |
122 |
28 |
104 |
57 |
76 |
0 |
0 |
| VODI |
0 |
24 |
29 |
98 |
62 |
107 |
0 |
0 |
| ODI |
0 |
2 |
18 |
42 |
93 |
81 |
0 |
0 |
| CDI |
0 |
0 |
3 |
65 |
72 |
150 |
8 |
0 |
| VCDI |
0 |
0 |
0 |
17 |
100 |
1073 |
4072 |
2060 |
|
Date: 2024-10-04:
| 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 |
88144 |
3049 |
98 |
114 |
27 |
0 |
0 |
0 |
| OW |
0 |
150 |
49 |
166 |
88 |
12 |
0 |
0 |
| VODI |
0 |
6 |
24 |
161 |
71 |
66 |
0 |
0 |
| ODI |
0 |
0 |
0 |
50 |
110 |
68 |
0 |
0 |
| CDI |
0 |
0 |
0 |
16 |
184 |
226 |
1 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
21 |
945 |
4074 |
2496 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
88144 |
3127 |
120 |
178 |
54 |
8 |
0 |
0 |
| OW |
0 |
69 |
36 |
150 |
106 |
52 |
0 |
0 |
| VODI |
0 |
9 |
10 |
110 |
107 |
108 |
0 |
0 |
| ODI |
0 |
0 |
5 |
43 |
87 |
128 |
1 |
0 |
| CDI |
0 |
0 |
0 |
26 |
123 |
184 |
28 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
24 |
837 |
4046 |
2496 |
|
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