Validation of sea ice concentration - Full domain
Bulletin date: 2024-07-25
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-07-19:
| 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 |
103327 |
17306 |
127 |
30 |
0 |
0 |
0 |
0 |
| OW |
310 |
5620 |
1082 |
1115 |
66 |
5 |
0 |
0 |
| VODI |
9 |
1045 |
676 |
6490 |
2608 |
22 |
0 |
0 |
| ODI |
2 |
156 |
30 |
1616 |
8883 |
2913 |
0 |
0 |
| CDI |
8 |
169 |
22 |
223 |
8290 |
28944 |
496 |
0 |
| VCDI |
0 |
2 |
1 |
4 |
941 |
2009 |
196 |
0 |
|
...date precedes bulletin
|
Date: 2024-07-21:
| 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 |
103936 |
17667 |
91 |
37 |
0 |
0 |
0 |
0 |
| OW |
271 |
5727 |
1002 |
1244 |
80 |
0 |
0 |
0 |
| VODI |
22 |
1188 |
730 |
6934 |
2264 |
5 |
0 |
0 |
| ODI |
3 |
268 |
52 |
1459 |
7885 |
3861 |
35 |
0 |
| CDI |
6 |
190 |
14 |
149 |
8303 |
26542 |
532 |
0 |
| VCDI |
0 |
28 |
5 |
55 |
998 |
3055 |
105 |
0 |
|
...date precedes bulletin
|
Date: 2024-07-23:
| 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 |
105558 |
19616 |
75 |
87 |
4 |
0 |
0 |
0 |
| OW |
193 |
4954 |
1238 |
1094 |
50 |
0 |
0 |
0 |
| VODI |
10 |
380 |
432 |
7409 |
1716 |
0 |
0 |
0 |
| ODI |
12 |
98 |
1 |
959 |
13824 |
1596 |
0 |
0 |
| CDI |
0 |
114 |
13 |
89 |
4995 |
24257 |
1844 |
0 |
| VCDI |
0 |
1 |
0 |
1 |
824 |
1625 |
1674 |
0 |
|
...date precedes bulletin
|
Date: 2024-07-25:
| 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 |
107496 |
18582 |
93 |
79 |
11 |
0 |
0 |
0 |
| OW |
252 |
5351 |
1003 |
928 |
43 |
0 |
0 |
0 |
| VODI |
22 |
670 |
739 |
7542 |
1288 |
1 |
0 |
0 |
| ODI |
10 |
87 |
4 |
1485 |
12815 |
2229 |
0 |
0 |
| CDI |
1 |
119 |
11 |
82 |
4392 |
22728 |
1883 |
0 |
| VCDI |
0 |
1 |
1 |
51 |
1040 |
2636 |
1068 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
107533 |
18752 |
104 |
82 |
4 |
0 |
0 |
0 |
| OW |
214 |
5101 |
1030 |
1089 |
42 |
0 |
0 |
0 |
| VODI |
29 |
733 |
701 |
7159 |
1356 |
1 |
0 |
0 |
| ODI |
4 |
84 |
3 |
1699 |
12831 |
2525 |
7 |
0 |
| CDI |
1 |
139 |
12 |
81 |
4313 |
21694 |
1797 |
0 |
| VCDI |
0 |
1 |
1 |
57 |
1043 |
3374 |
1147 |
0 |
|
Date: 2024-07-27:
| 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 |
109043 |
17747 |
100 |
144 |
1 |
0 |
0 |
0 |
| OW |
747 |
5206 |
1003 |
1260 |
54 |
0 |
0 |
0 |
| VODI |
98 |
700 |
803 |
6667 |
1756 |
7 |
0 |
0 |
| ODI |
11 |
66 |
11 |
1849 |
11099 |
2833 |
12 |
0 |
| CDI |
2 |
125 |
0 |
150 |
5130 |
23493 |
1386 |
0 |
| VCDI |
0 |
19 |
1 |
89 |
857 |
1358 |
916 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
109096 |
17925 |
102 |
161 |
1 |
0 |
0 |
0 |
| OW |
678 |
4965 |
1038 |
1371 |
46 |
0 |
0 |
0 |
| VODI |
115 |
736 |
765 |
6393 |
1721 |
4 |
0 |
0 |
| ODI |
9 |
74 |
12 |
2001 |
11173 |
3222 |
6 |
0 |
| CDI |
3 |
135 |
0 |
144 |
5108 |
23036 |
1468 |
0 |
| VCDI |
0 |
28 |
1 |
89 |
848 |
1429 |
840 |
0 |
|
Date: 2024-07-29:
| 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 |
111554 |
18805 |
128 |
159 |
0 |
0 |
0 |
0 |
| OW |
559 |
4106 |
1667 |
1167 |
20 |
0 |
0 |
0 |
| VODI |
61 |
109 |
92 |
7516 |
786 |
5 |
1 |
0 |
| ODI |
3 |
91 |
3 |
340 |
14425 |
549 |
0 |
0 |
| CDI |
0 |
65 |
14 |
119 |
1714 |
25688 |
264 |
2 |
| VCDI |
0 |
1 |
0 |
162 |
616 |
1055 |
2773 |
124 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
111029 |
16704 |
108 |
199 |
4 |
0 |
0 |
0 |
| OW |
1042 |
5192 |
903 |
1414 |
50 |
0 |
0 |
0 |
| VODI |
94 |
978 |
830 |
5487 |
2100 |
26 |
1 |
0 |
| ODI |
12 |
100 |
42 |
1984 |
9492 |
4079 |
14 |
9 |
| CDI |
0 |
139 |
9 |
177 |
5232 |
22044 |
2367 |
117 |
| VCDI |
0 |
64 |
12 |
202 |
683 |
1148 |
656 |
0 |
|
Date: 2024-07-31:
| 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 |
112029 |
19295 |
139 |
187 |
57 |
0 |
0 |
0 |
| OW |
319 |
4582 |
1225 |
976 |
86 |
0 |
0 |
0 |
| VODI |
33 |
293 |
549 |
6500 |
1417 |
11 |
0 |
0 |
| ODI |
1 |
87 |
3 |
586 |
12311 |
1208 |
0 |
0 |
| CDI |
0 |
77 |
15 |
187 |
5494 |
21512 |
1624 |
0 |
| VCDI |
0 |
25 |
13 |
253 |
487 |
2386 |
776 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
111373 |
17007 |
143 |
182 |
36 |
0 |
0 |
0 |
| OW |
958 |
5447 |
874 |
1496 |
125 |
1 |
0 |
0 |
| VODI |
50 |
1478 |
764 |
4513 |
2587 |
44 |
0 |
0 |
| ODI |
1 |
185 |
119 |
1885 |
9215 |
3774 |
18 |
0 |
| CDI |
0 |
157 |
21 |
301 |
7378 |
19844 |
2167 |
0 |
| VCDI |
0 |
85 |
23 |
312 |
511 |
1454 |
215 |
0 |
|
Date: 2024-08-02:
| 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 |
115815 |
16425 |
59 |
48 |
3 |
0 |
0 |
0 |
| OW |
384 |
5159 |
977 |
798 |
33 |
2 |
0 |
0 |
| VODI |
62 |
808 |
712 |
6066 |
1277 |
26 |
4 |
0 |
| ODI |
2 |
100 |
12 |
921 |
11129 |
1253 |
14 |
0 |
| CDI |
0 |
108 |
23 |
175 |
5223 |
22479 |
1163 |
0 |
| VCDI |
0 |
96 |
45 |
230 |
519 |
1366 |
1227 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
115207 |
14287 |
57 |
51 |
0 |
0 |
0 |
0 |
| OW |
1001 |
5942 |
840 |
951 |
37 |
5 |
0 |
0 |
| VODI |
53 |
1898 |
681 |
4504 |
2127 |
122 |
3 |
0 |
| ODI |
2 |
220 |
166 |
2216 |
9039 |
4028 |
29 |
0 |
| CDI |
0 |
184 |
33 |
273 |
6524 |
20095 |
2034 |
0 |
| VCDI |
0 |
165 |
51 |
243 |
457 |
876 |
342 |
0 |
|
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