Validation of sea ice concentration - Asian sector
Bulletin date: 2022-09-29
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-09-23:
| 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 |
10038 |
7117 |
253 |
142 |
16 |
1 |
0 |
0 |
| OW |
0 |
576 |
268 |
363 |
82 |
12 |
0 |
0 |
| VODI |
0 |
127 |
138 |
389 |
430 |
110 |
0 |
0 |
| ODI |
0 |
2 |
30 |
95 |
314 |
451 |
22 |
0 |
| CDI |
0 |
0 |
0 |
38 |
167 |
1749 |
695 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
34 |
2449 |
5970 |
0 |
|
...date precedes bulletin
|
Date: 2022-09-25:
| 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 |
9252 |
7340 |
134 |
118 |
21 |
0 |
0 |
0 |
| OW |
0 |
927 |
254 |
377 |
105 |
16 |
0 |
0 |
| VODI |
0 |
241 |
137 |
372 |
380 |
110 |
1 |
0 |
| ODI |
0 |
21 |
41 |
81 |
371 |
405 |
16 |
0 |
| CDI |
0 |
0 |
6 |
82 |
213 |
1112 |
455 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
114 |
5107 |
4273 |
0 |
|
...date precedes bulletin
|
Date: 2022-09-27:
| 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 |
10040 |
7207 |
297 |
123 |
5 |
0 |
0 |
0 |
| OW |
0 |
288 |
368 |
429 |
72 |
0 |
0 |
0 |
| VODI |
0 |
36 |
74 |
378 |
314 |
40 |
0 |
0 |
| ODI |
0 |
3 |
13 |
158 |
322 |
210 |
2 |
0 |
| CDI |
0 |
0 |
0 |
38 |
348 |
1504 |
177 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
107 |
6145 |
3384 |
0 |
|
...date precedes bulletin
|
Date: 2022-09-29:
| 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 |
8898 |
7799 |
207 |
154 |
6 |
0 |
0 |
0 |
| OW |
0 |
371 |
358 |
547 |
148 |
5 |
0 |
0 |
| VODI |
0 |
41 |
87 |
330 |
482 |
62 |
0 |
0 |
| ODI |
0 |
6 |
24 |
126 |
293 |
279 |
0 |
0 |
| CDI |
0 |
0 |
8 |
58 |
253 |
1231 |
264 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
79 |
4214 |
5751 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
8898 |
7975 |
351 |
378 |
31 |
0 |
0 |
0 |
| OW |
0 |
204 |
231 |
393 |
171 |
6 |
0 |
0 |
| VODI |
0 |
32 |
77 |
282 |
481 |
102 |
0 |
0 |
| ODI |
0 |
6 |
19 |
112 |
263 |
301 |
2 |
0 |
| CDI |
0 |
0 |
6 |
48 |
254 |
1196 |
267 |
0 |
| VCDI |
0 |
0 |
0 |
3 |
61 |
4186 |
5746 |
0 |
|
Date: 2022-10-01:
| 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 |
9066 |
7161 |
164 |
73 |
3 |
0 |
0 |
0 |
| OW |
0 |
579 |
321 |
479 |
216 |
16 |
0 |
0 |
| VODI |
0 |
51 |
133 |
334 |
480 |
183 |
0 |
0 |
| ODI |
0 |
3 |
24 |
143 |
208 |
396 |
21 |
0 |
| CDI |
0 |
0 |
7 |
75 |
157 |
851 |
322 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
57 |
3216 |
7339 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
9066 |
7388 |
280 |
223 |
39 |
0 |
0 |
0 |
| OW |
0 |
352 |
218 |
395 |
223 |
30 |
0 |
0 |
| VODI |
0 |
51 |
121 |
279 |
491 |
200 |
3 |
0 |
| ODI |
0 |
3 |
23 |
130 |
150 |
450 |
30 |
0 |
| CDI |
0 |
0 |
7 |
67 |
153 |
835 |
380 |
0 |
| VCDI |
0 |
0 |
0 |
14 |
65 |
3147 |
7269 |
0 |
|
Date: 2022-10-03:
| 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 |
8040 |
7955 |
212 |
82 |
5 |
0 |
0 |
0 |
| OW |
4 |
281 |
308 |
321 |
41 |
0 |
0 |
0 |
| VODI |
0 |
27 |
129 |
608 |
302 |
9 |
0 |
0 |
| ODI |
0 |
0 |
8 |
141 |
806 |
157 |
0 |
0 |
| CDI |
0 |
0 |
0 |
7 |
261 |
1015 |
125 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
26 |
3485 |
7727 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
8044 |
7897 |
285 |
197 |
43 |
8 |
0 |
0 |
| OW |
0 |
285 |
222 |
418 |
216 |
22 |
0 |
0 |
| VODI |
0 |
77 |
121 |
366 |
556 |
100 |
1 |
0 |
| ODI |
0 |
4 |
24 |
134 |
325 |
432 |
20 |
0 |
| CDI |
0 |
0 |
5 |
43 |
216 |
597 |
422 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
85 |
3507 |
7409 |
0 |
|
Date: 2022-10-05:
| 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 |
7325 |
8063 |
329 |
111 |
7 |
0 |
0 |
0 |
| OW |
1 |
376 |
228 |
396 |
108 |
8 |
0 |
0 |
| VODI |
0 |
55 |
146 |
401 |
413 |
77 |
0 |
0 |
| ODI |
0 |
5 |
19 |
143 |
530 |
341 |
0 |
0 |
| CDI |
0 |
0 |
5 |
52 |
199 |
861 |
68 |
0 |
| VCDI |
0 |
0 |
0 |
6 |
70 |
3540 |
7602 |
597 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
7322 |
7752 |
332 |
248 |
90 |
24 |
0 |
0 |
| OW |
4 |
605 |
189 |
349 |
225 |
78 |
1 |
0 |
| VODI |
0 |
121 |
146 |
267 |
547 |
296 |
13 |
0 |
| ODI |
0 |
18 |
47 |
139 |
188 |
525 |
40 |
0 |
| CDI |
0 |
3 |
12 |
69 |
145 |
649 |
311 |
0 |
| VCDI |
0 |
0 |
1 |
37 |
132 |
3255 |
7305 |
597 |
|
Date: 2022-10-07:
| 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 |
5476 |
8378 |
928 |
134 |
0 |
0 |
0 |
0 |
| OW |
9 |
559 |
301 |
413 |
94 |
0 |
0 |
0 |
| VODI |
0 |
28 |
112 |
585 |
430 |
84 |
2 |
0 |
| ODI |
0 |
1 |
10 |
215 |
526 |
175 |
29 |
0 |
| CDI |
0 |
0 |
0 |
22 |
452 |
569 |
117 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
65 |
5211 |
7157 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
5466 |
8130 |
993 |
288 |
121 |
35 |
2 |
0 |
| OW |
19 |
749 |
192 |
342 |
185 |
114 |
11 |
0 |
| VODI |
0 |
77 |
131 |
534 |
536 |
238 |
62 |
0 |
| ODI |
0 |
8 |
24 |
130 |
360 |
310 |
99 |
0 |
| CDI |
0 |
1 |
9 |
61 |
244 |
556 |
197 |
0 |
| VCDI |
0 |
1 |
2 |
14 |
121 |
4786 |
6934 |
0 |
|
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