Validation of sea ice concentration - Asian sector
Bulletin date: 2020-10-15
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-10-09:
| 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 |
18080 |
6146 |
56 |
153 |
70 |
2 |
0 |
0 |
| OW |
5 |
195 |
33 |
276 |
260 |
43 |
0 |
0 |
| VODI |
0 |
31 |
10 |
146 |
250 |
148 |
8 |
0 |
| ODI |
0 |
0 |
0 |
30 |
261 |
159 |
37 |
0 |
| CDI |
0 |
0 |
0 |
0 |
129 |
365 |
108 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
8 |
1357 |
3716 |
0 |
|
...date precedes bulletin
|
Date: 2020-10-11:
| 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 |
18039 |
5884 |
43 |
132 |
50 |
4 |
0 |
0 |
| OW |
9 |
329 |
43 |
396 |
184 |
34 |
0 |
0 |
| VODI |
0 |
56 |
11 |
101 |
299 |
187 |
11 |
0 |
| ODI |
0 |
2 |
3 |
52 |
182 |
211 |
59 |
0 |
| CDI |
0 |
0 |
0 |
3 |
82 |
380 |
163 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
11 |
1076 |
4046 |
0 |
|
...date precedes bulletin
|
Date: 2020-10-13:
| 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 |
16587 |
7483 |
97 |
372 |
44 |
0 |
0 |
0 |
| OW |
10 |
72 |
31 |
267 |
129 |
0 |
0 |
0 |
| VODI |
0 |
1 |
1 |
174 |
280 |
44 |
0 |
0 |
| ODI |
0 |
0 |
0 |
9 |
314 |
141 |
13 |
0 |
| CDI |
0 |
0 |
0 |
0 |
119 |
497 |
138 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
2 |
2447 |
2810 |
0 |
|
...date precedes bulletin
|
Date: 2020-10-15:
| 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 |
16887 |
6795 |
70 |
308 |
78 |
0 |
0 |
0 |
| OW |
13 |
241 |
42 |
324 |
211 |
3 |
0 |
0 |
| VODI |
8 |
15 |
10 |
142 |
319 |
89 |
0 |
0 |
| ODI |
0 |
0 |
1 |
24 |
256 |
161 |
11 |
0 |
| CDI |
0 |
0 |
0 |
5 |
99 |
408 |
120 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
22 |
1519 |
3901 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16884 |
6798 |
92 |
432 |
130 |
0 |
0 |
0 |
| OW |
15 |
229 |
21 |
232 |
208 |
5 |
0 |
0 |
| VODI |
9 |
24 |
10 |
106 |
325 |
85 |
0 |
0 |
| ODI |
0 |
0 |
0 |
29 |
195 |
171 |
5 |
0 |
| CDI |
0 |
0 |
0 |
4 |
95 |
382 |
92 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
32 |
1537 |
3935 |
0 |
|
Date: 2020-10-17:
| 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 |
17263 |
6192 |
45 |
133 |
20 |
0 |
0 |
0 |
| OW |
9 |
484 |
44 |
285 |
186 |
0 |
0 |
0 |
| VODI |
22 |
28 |
19 |
190 |
451 |
45 |
0 |
0 |
| ODI |
0 |
0 |
0 |
16 |
329 |
166 |
7 |
0 |
| CDI |
0 |
0 |
0 |
0 |
107 |
371 |
110 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
14 |
1355 |
4191 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17259 |
6275 |
60 |
258 |
121 |
0 |
0 |
0 |
| OW |
15 |
396 |
35 |
192 |
192 |
0 |
0 |
0 |
| VODI |
20 |
33 |
13 |
148 |
428 |
73 |
0 |
0 |
| ODI |
0 |
0 |
0 |
22 |
225 |
185 |
11 |
0 |
| CDI |
0 |
0 |
0 |
4 |
106 |
276 |
112 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
35 |
1403 |
4185 |
0 |
|
Date: 2020-10-19:
| 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 |
16493 |
6481 |
62 |
128 |
12 |
0 |
0 |
0 |
| OW |
12 |
277 |
44 |
270 |
61 |
0 |
0 |
0 |
| VODI |
29 |
6 |
2 |
235 |
408 |
8 |
0 |
0 |
| ODI |
0 |
0 |
0 |
7 |
630 |
157 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
151 |
754 |
18 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
15 |
1049 |
4580 |
193 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16501 |
6410 |
57 |
184 |
141 |
9 |
0 |
0 |
| OW |
12 |
339 |
44 |
296 |
219 |
24 |
0 |
0 |
| VODI |
21 |
15 |
7 |
136 |
471 |
138 |
0 |
0 |
| ODI |
0 |
0 |
0 |
18 |
201 |
234 |
5 |
0 |
| CDI |
0 |
0 |
0 |
6 |
129 |
235 |
80 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
116 |
1328 |
4513 |
193 |
|
Date: 2020-10-21:
| 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 |
14526 |
7760 |
65 |
166 |
29 |
0 |
0 |
0 |
| OW |
8 |
447 |
48 |
270 |
103 |
3 |
0 |
0 |
| VODI |
30 |
19 |
6 |
220 |
415 |
14 |
0 |
0 |
| ODI |
0 |
0 |
0 |
8 |
417 |
178 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
102 |
653 |
1 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
2 |
914 |
4571 |
1107 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14525 |
7908 |
68 |
213 |
82 |
1 |
0 |
0 |
| OW |
9 |
300 |
41 |
291 |
290 |
12 |
0 |
0 |
| VODI |
14 |
18 |
10 |
147 |
440 |
223 |
0 |
0 |
| ODI |
16 |
0 |
0 |
13 |
149 |
328 |
2 |
0 |
| CDI |
0 |
0 |
0 |
0 |
87 |
302 |
31 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
20 |
896 |
4539 |
1107 |
|
Date: 2020-10-23:
| 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 |
13069 |
8261 |
65 |
176 |
23 |
0 |
0 |
0 |
| OW |
5 |
852 |
59 |
327 |
142 |
18 |
0 |
0 |
| VODI |
0 |
92 |
20 |
257 |
347 |
104 |
0 |
0 |
| ODI |
0 |
14 |
3 |
30 |
298 |
208 |
35 |
0 |
| CDI |
0 |
0 |
0 |
0 |
82 |
510 |
111 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
680 |
3388 |
2906 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
13062 |
8745 |
84 |
307 |
62 |
1 |
0 |
0 |
| OW |
12 |
401 |
40 |
293 |
269 |
31 |
0 |
0 |
| VODI |
0 |
56 |
19 |
143 |
373 |
333 |
81 |
0 |
| ODI |
0 |
7 |
3 |
41 |
117 |
334 |
64 |
0 |
| CDI |
0 |
8 |
1 |
4 |
62 |
277 |
111 |
0 |
| VCDI |
0 |
2 |
0 |
2 |
9 |
544 |
3278 |
2906 |
|
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