Validation of sea ice concentration - Asian sector
Bulletin date: 2024-11-14
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-11-08:
| 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 |
2865 |
2218 |
87 |
97 |
40 |
0 |
0 |
0 |
| OW |
0 |
126 |
101 |
164 |
68 |
0 |
0 |
0 |
| VODI |
0 |
13 |
34 |
279 |
183 |
36 |
0 |
0 |
| ODI |
0 |
0 |
3 |
92 |
258 |
148 |
2 |
0 |
| CDI |
0 |
0 |
0 |
13 |
328 |
836 |
16 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
180 |
4708 |
6598 |
13603 |
|
...date precedes bulletin
|
Date: 2024-11-10:
| 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 |
2405 |
1980 |
102 |
118 |
0 |
0 |
0 |
0 |
| OW |
7 |
155 |
64 |
247 |
133 |
8 |
0 |
0 |
| VODI |
0 |
19 |
32 |
187 |
208 |
78 |
0 |
0 |
| ODI |
0 |
0 |
1 |
60 |
270 |
190 |
29 |
0 |
| CDI |
0 |
0 |
0 |
5 |
149 |
583 |
183 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
6 |
1708 |
8397 |
15772 |
|
...date precedes bulletin
|
Date: 2024-11-12:
| 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 |
1494 |
2391 |
68 |
66 |
0 |
0 |
0 |
0 |
| OW |
0 |
198 |
86 |
207 |
1 |
0 |
0 |
0 |
| VODI |
0 |
22 |
26 |
305 |
95 |
0 |
0 |
0 |
| ODI |
0 |
2 |
0 |
87 |
334 |
20 |
9 |
0 |
| CDI |
0 |
0 |
0 |
0 |
322 |
605 |
87 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
15 |
895 |
7962 |
17799 |
|
...date precedes bulletin
|
Date: 2024-11-14:
| 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 |
1180 |
2459 |
37 |
49 |
0 |
0 |
0 |
0 |
| OW |
0 |
258 |
143 |
129 |
0 |
0 |
0 |
0 |
| VODI |
0 |
35 |
39 |
270 |
81 |
0 |
0 |
0 |
| ODI |
0 |
7 |
9 |
161 |
184 |
28 |
0 |
0 |
| CDI |
0 |
0 |
0 |
59 |
315 |
279 |
107 |
1 |
| VCDI |
0 |
0 |
0 |
1 |
113 |
846 |
8253 |
18053 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1180 |
2502 |
76 |
59 |
0 |
0 |
0 |
0 |
| OW |
0 |
218 |
105 |
149 |
0 |
0 |
0 |
0 |
| VODI |
0 |
32 |
37 |
256 |
94 |
2 |
0 |
0 |
| ODI |
0 |
6 |
10 |
151 |
172 |
29 |
1 |
0 |
| CDI |
0 |
1 |
0 |
52 |
300 |
248 |
127 |
1 |
| VCDI |
0 |
0 |
0 |
2 |
127 |
874 |
8232 |
18053 |
|
Date: 2024-11-16:
| 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 |
1029 |
2078 |
91 |
42 |
0 |
0 |
0 |
0 |
| OW |
0 |
141 |
125 |
176 |
26 |
0 |
0 |
0 |
| VODI |
0 |
44 |
46 |
319 |
118 |
0 |
0 |
0 |
| ODI |
0 |
5 |
4 |
125 |
238 |
2 |
0 |
0 |
| CDI |
0 |
5 |
7 |
48 |
362 |
255 |
18 |
0 |
| VCDI |
0 |
12 |
0 |
30 |
168 |
1297 |
7190 |
19095 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1029 |
2097 |
115 |
69 |
0 |
0 |
0 |
0 |
| OW |
0 |
126 |
104 |
177 |
21 |
0 |
0 |
0 |
| VODI |
0 |
41 |
44 |
303 |
134 |
0 |
0 |
0 |
| ODI |
0 |
5 |
5 |
117 |
230 |
5 |
0 |
0 |
| CDI |
0 |
4 |
5 |
46 |
359 |
242 |
23 |
4 |
| VCDI |
0 |
12 |
0 |
28 |
168 |
1307 |
7185 |
19091 |
|
Date: 2024-11-18:
| 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 |
275 |
2050 |
154 |
214 |
17 |
0 |
0 |
0 |
| OW |
0 |
56 |
42 |
176 |
13 |
0 |
0 |
0 |
| VODI |
0 |
7 |
8 |
297 |
101 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
73 |
449 |
7 |
0 |
0 |
| CDI |
0 |
0 |
0 |
20 |
354 |
599 |
33 |
7 |
| VCDI |
0 |
0 |
0 |
14 |
131 |
1777 |
7902 |
18320 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
275 |
2031 |
162 |
282 |
24 |
0 |
0 |
0 |
| OW |
0 |
64 |
31 |
234 |
53 |
0 |
0 |
0 |
| VODI |
0 |
16 |
11 |
177 |
218 |
2 |
0 |
0 |
| ODI |
0 |
2 |
0 |
49 |
338 |
53 |
0 |
0 |
| CDI |
0 |
0 |
0 |
20 |
248 |
337 |
59 |
7 |
| VCDI |
0 |
0 |
0 |
32 |
184 |
1991 |
7876 |
18320 |
|
Date: 2024-11-20:
| 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 |
190 |
1604 |
146 |
256 |
40 |
0 |
0 |
0 |
| OW |
0 |
42 |
13 |
158 |
194 |
16 |
0 |
0 |
| VODI |
0 |
3 |
11 |
84 |
184 |
28 |
0 |
0 |
| ODI |
0 |
0 |
3 |
30 |
293 |
82 |
0 |
0 |
| CDI |
0 |
0 |
0 |
9 |
179 |
572 |
176 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
171 |
1487 |
7133 |
19992 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
190 |
1616 |
144 |
303 |
145 |
9 |
0 |
0 |
| OW |
0 |
31 |
22 |
137 |
131 |
22 |
0 |
0 |
| VODI |
0 |
2 |
7 |
66 |
264 |
60 |
0 |
0 |
| ODI |
0 |
0 |
0 |
15 |
178 |
176 |
1 |
0 |
| CDI |
0 |
0 |
0 |
4 |
145 |
506 |
171 |
1 |
| VCDI |
0 |
0 |
0 |
12 |
198 |
1412 |
7137 |
19991 |
|
Date: 2024-11-22:
| 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 |
165 |
1464 |
107 |
194 |
22 |
0 |
0 |
0 |
| OW |
1 |
85 |
33 |
268 |
133 |
10 |
0 |
0 |
| VODI |
0 |
15 |
7 |
110 |
193 |
16 |
0 |
0 |
| ODI |
0 |
15 |
7 |
29 |
144 |
115 |
0 |
0 |
| CDI |
0 |
0 |
1 |
7 |
181 |
584 |
94 |
30 |
| VCDI |
0 |
0 |
0 |
0 |
36 |
1017 |
8488 |
19525 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
165 |
1454 |
100 |
232 |
39 |
0 |
0 |
0 |
| OW |
1 |
95 |
35 |
234 |
153 |
16 |
0 |
0 |
| VODI |
0 |
20 |
12 |
106 |
221 |
23 |
0 |
0 |
| ODI |
0 |
10 |
8 |
36 |
126 |
136 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
126 |
384 |
37 |
7 |
| VCDI |
0 |
0 |
0 |
0 |
44 |
1183 |
8545 |
19548 |
|
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