Validation of sea ice concentration - Asian sector
Bulletin date: 2020-10-01
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-09-25:
| 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 |
20889 |
4542 |
7 |
5 |
0 |
0 |
0 |
0 |
| OW |
1 |
593 |
28 |
179 |
3 |
0 |
0 |
0 |
| VODI |
0 |
255 |
29 |
161 |
157 |
0 |
0 |
0 |
| ODI |
0 |
38 |
21 |
149 |
289 |
39 |
0 |
0 |
| CDI |
0 |
0 |
0 |
15 |
405 |
585 |
10 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
17 |
2028 |
1634 |
3 |
|
...date precedes bulletin
|
Date: 2020-09-27:
| 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 |
20080 |
5154 |
6 |
5 |
0 |
0 |
0 |
0 |
| OW |
0 |
856 |
31 |
108 |
0 |
0 |
0 |
0 |
| VODI |
0 |
333 |
30 |
217 |
126 |
0 |
0 |
0 |
| ODI |
0 |
56 |
24 |
163 |
269 |
23 |
0 |
0 |
| CDI |
0 |
0 |
0 |
33 |
493 |
371 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
7 |
1911 |
1786 |
0 |
|
...date precedes bulletin
|
Date: 2020-09-29:
| 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 |
20313 |
5489 |
45 |
193 |
0 |
0 |
0 |
0 |
| OW |
3 |
209 |
30 |
143 |
66 |
0 |
0 |
0 |
| VODI |
0 |
24 |
15 |
262 |
235 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
15 |
567 |
40 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
202 |
698 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2229 |
1304 |
0 |
|
...date precedes bulletin
|
Date: 2020-10-01:
| 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 |
19237 |
6123 |
43 |
194 |
146 |
0 |
0 |
0 |
| OW |
0 |
325 |
14 |
41 |
193 |
29 |
0 |
0 |
| VODI |
0 |
70 |
24 |
204 |
146 |
111 |
2 |
0 |
| ODI |
0 |
0 |
0 |
57 |
293 |
169 |
23 |
0 |
| CDI |
0 |
0 |
0 |
0 |
321 |
359 |
132 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2488 |
1338 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
19237 |
6267 |
42 |
190 |
176 |
1 |
0 |
0 |
| OW |
0 |
214 |
27 |
77 |
155 |
16 |
0 |
0 |
| VODI |
0 |
37 |
12 |
188 |
176 |
94 |
0 |
0 |
| ODI |
0 |
0 |
0 |
41 |
297 |
170 |
10 |
0 |
| CDI |
0 |
0 |
0 |
0 |
295 |
445 |
153 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2430 |
1332 |
0 |
|
Date: 2020-10-03:
| 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 |
19731 |
5300 |
43 |
214 |
86 |
0 |
0 |
0 |
| OW |
5 |
451 |
20 |
95 |
223 |
0 |
0 |
0 |
| VODI |
0 |
66 |
26 |
247 |
162 |
93 |
0 |
0 |
| ODI |
0 |
0 |
1 |
69 |
253 |
173 |
1 |
0 |
| CDI |
0 |
0 |
0 |
7 |
156 |
490 |
51 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
25 |
3474 |
620 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
19735 |
5532 |
59 |
254 |
159 |
0 |
0 |
0 |
| OW |
1 |
238 |
14 |
138 |
131 |
4 |
0 |
0 |
| VODI |
0 |
47 |
17 |
196 |
215 |
64 |
0 |
0 |
| ODI |
0 |
0 |
0 |
44 |
256 |
195 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
119 |
539 |
60 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
25 |
3428 |
612 |
0 |
|
Date: 2020-10-05:
| 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 |
19024 |
5987 |
64 |
230 |
18 |
0 |
0 |
0 |
| OW |
1 |
40 |
19 |
241 |
122 |
0 |
0 |
0 |
| VODI |
0 |
0 |
1 |
201 |
318 |
7 |
0 |
0 |
| ODI |
0 |
0 |
0 |
7 |
480 |
116 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
142 |
722 |
13 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
7 |
2565 |
1757 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
19024 |
5659 |
50 |
254 |
115 |
7 |
0 |
0 |
| OW |
1 |
288 |
17 |
184 |
205 |
15 |
0 |
0 |
| VODI |
0 |
80 |
17 |
233 |
243 |
101 |
3 |
0 |
| ODI |
0 |
0 |
0 |
8 |
319 |
172 |
5 |
0 |
| CDI |
0 |
0 |
0 |
0 |
175 |
474 |
9 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
30 |
2641 |
1753 |
0 |
|
Date: 2020-10-07:
| 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 |
18609 |
5961 |
60 |
269 |
83 |
0 |
0 |
0 |
| OW |
1 |
93 |
21 |
155 |
297 |
14 |
0 |
0 |
| VODI |
0 |
4 |
3 |
170 |
178 |
162 |
0 |
0 |
| ODI |
0 |
0 |
0 |
6 |
300 |
181 |
20 |
0 |
| CDI |
0 |
0 |
0 |
0 |
83 |
509 |
73 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
6 |
2595 |
2229 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
18601 |
5300 |
47 |
228 |
292 |
39 |
0 |
0 |
| OW |
8 |
476 |
15 |
115 |
86 |
150 |
0 |
0 |
| VODI |
1 |
242 |
13 |
137 |
141 |
228 |
13 |
0 |
| ODI |
0 |
40 |
9 |
120 |
173 |
128 |
62 |
0 |
| CDI |
0 |
0 |
0 |
0 |
219 |
339 |
50 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
36 |
2577 |
2197 |
0 |
|
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 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
18065 |
5183 |
38 |
154 |
190 |
31 |
0 |
0 |
| OW |
19 |
756 |
28 |
161 |
191 |
108 |
4 |
0 |
| VODI |
1 |
309 |
15 |
146 |
175 |
244 |
54 |
0 |
| ODI |
0 |
124 |
18 |
79 |
97 |
130 |
81 |
0 |
| CDI |
0 |
0 |
0 |
65 |
254 |
211 |
87 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
71 |
1350 |
3643 |
0 |
|
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