Validation of sea ice concentration - Asian sector
Bulletin date: 2022-06-09
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-06-03:
| 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 |
0 |
359 |
91 |
20 |
0 |
3 |
0 |
0 |
| OW |
0 |
116 |
108 |
68 |
23 |
5 |
1 |
0 |
| VODI |
0 |
71 |
142 |
218 |
96 |
34 |
32 |
0 |
| ODI |
0 |
33 |
91 |
243 |
233 |
160 |
105 |
0 |
| CDI |
0 |
66 |
119 |
478 |
994 |
1342 |
1292 |
34 |
| VCDI |
0 |
151 |
190 |
334 |
843 |
5132 |
17409 |
1446 |
|
...date precedes bulletin
|
Date: 2022-06-05:
| 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 |
0 |
441 |
94 |
7 |
0 |
0 |
0 |
0 |
| OW |
0 |
160 |
97 |
62 |
32 |
7 |
7 |
0 |
| VODI |
0 |
103 |
156 |
207 |
113 |
58 |
26 |
0 |
| ODI |
0 |
49 |
78 |
259 |
238 |
169 |
157 |
0 |
| CDI |
0 |
109 |
123 |
443 |
962 |
1300 |
1467 |
0 |
| VCDI |
0 |
187 |
264 |
356 |
843 |
5847 |
16391 |
1270 |
|
...date precedes bulletin
|
Date: 2022-06-07:
| 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 |
0 |
630 |
62 |
9 |
3 |
0 |
0 |
0 |
| OW |
0 |
137 |
136 |
117 |
20 |
8 |
7 |
0 |
| VODI |
0 |
58 |
139 |
380 |
142 |
41 |
13 |
0 |
| ODI |
0 |
43 |
96 |
414 |
436 |
328 |
101 |
0 |
| CDI |
0 |
186 |
162 |
529 |
1435 |
2422 |
1134 |
0 |
| VCDI |
0 |
162 |
121 |
536 |
400 |
4874 |
16547 |
254 |
|
...date precedes bulletin
|
Date: 2022-06-09:
| 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 |
0 |
798 |
49 |
60 |
8 |
0 |
0 |
0 |
| OW |
0 |
154 |
120 |
196 |
38 |
5 |
8 |
0 |
| VODI |
0 |
120 |
139 |
376 |
196 |
69 |
5 |
0 |
| ODI |
0 |
120 |
123 |
416 |
545 |
378 |
43 |
0 |
| CDI |
0 |
352 |
151 |
515 |
1629 |
2406 |
829 |
0 |
| VCDI |
0 |
166 |
118 |
426 |
455 |
4297 |
15165 |
1607 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
840 |
62 |
61 |
5 |
0 |
0 |
0 |
| OW |
0 |
119 |
117 |
184 |
43 |
5 |
8 |
0 |
| VODI |
0 |
123 |
131 |
384 |
194 |
77 |
6 |
0 |
| ODI |
0 |
148 |
117 |
387 |
473 |
306 |
33 |
0 |
| CDI |
0 |
316 |
158 |
533 |
1699 |
2543 |
859 |
0 |
| VCDI |
0 |
164 |
115 |
440 |
457 |
4224 |
15144 |
1607 |
|
Date: 2022-06-11:
| 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 |
11 |
853 |
145 |
77 |
23 |
0 |
0 |
0 |
| OW |
0 |
169 |
187 |
276 |
31 |
6 |
9 |
0 |
| VODI |
0 |
206 |
140 |
361 |
278 |
58 |
11 |
0 |
| ODI |
0 |
216 |
120 |
427 |
649 |
381 |
76 |
0 |
| CDI |
0 |
303 |
205 |
587 |
1910 |
1689 |
1358 |
0 |
| VCDI |
0 |
115 |
74 |
321 |
592 |
5949 |
11300 |
2969 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
11 |
911 |
203 |
114 |
30 |
0 |
0 |
0 |
| OW |
0 |
129 |
146 |
273 |
55 |
7 |
4 |
0 |
| VODI |
0 |
206 |
115 |
321 |
266 |
59 |
16 |
0 |
| ODI |
0 |
215 |
128 |
400 |
576 |
297 |
72 |
0 |
| CDI |
0 |
284 |
189 |
591 |
1948 |
1824 |
1485 |
0 |
| VCDI |
0 |
117 |
90 |
350 |
608 |
5896 |
11177 |
2969 |
|
Date: 2022-06-13:
| 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 |
0 |
1513 |
340 |
171 |
19 |
0 |
0 |
0 |
| OW |
0 |
237 |
223 |
247 |
24 |
2 |
0 |
0 |
| VODI |
0 |
128 |
198 |
659 |
329 |
37 |
8 |
0 |
| ODI |
0 |
87 |
94 |
612 |
1550 |
613 |
68 |
0 |
| CDI |
0 |
129 |
99 |
532 |
997 |
2017 |
980 |
0 |
| VCDI |
0 |
19 |
19 |
190 |
888 |
6293 |
10673 |
2087 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
1069 |
285 |
174 |
50 |
4 |
0 |
0 |
| OW |
0 |
186 |
110 |
256 |
60 |
16 |
2 |
0 |
| VODI |
0 |
292 |
142 |
336 |
251 |
74 |
37 |
0 |
| ODI |
0 |
185 |
170 |
503 |
662 |
400 |
106 |
0 |
| CDI |
0 |
323 |
230 |
779 |
1724 |
2196 |
1311 |
0 |
| VCDI |
0 |
58 |
36 |
363 |
1060 |
6272 |
10273 |
2087 |
|
Date: 2022-06-15:
| 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 |
0 |
1587 |
607 |
164 |
39 |
17 |
20 |
0 |
| OW |
0 |
208 |
267 |
316 |
137 |
35 |
0 |
0 |
| VODI |
0 |
110 |
162 |
646 |
585 |
86 |
7 |
0 |
| ODI |
0 |
50 |
122 |
520 |
1322 |
485 |
83 |
0 |
| CDI |
0 |
123 |
103 |
286 |
1058 |
1939 |
1517 |
0 |
| VCDI |
0 |
8 |
9 |
130 |
1388 |
5731 |
8950 |
3265 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
1116 |
441 |
148 |
59 |
13 |
16 |
0 |
| OW |
0 |
198 |
111 |
209 |
99 |
16 |
5 |
0 |
| VODI |
0 |
289 |
201 |
305 |
424 |
141 |
39 |
0 |
| ODI |
0 |
165 |
243 |
619 |
735 |
313 |
108 |
0 |
| CDI |
0 |
291 |
255 |
620 |
1675 |
2210 |
2317 |
0 |
| VCDI |
0 |
27 |
19 |
161 |
1537 |
5600 |
8092 |
3265 |
|
Date: 2022-06-17:
| 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 |
5 |
1637 |
588 |
227 |
27 |
10 |
31 |
0 |
| OW |
0 |
195 |
301 |
437 |
156 |
34 |
21 |
0 |
| VODI |
0 |
116 |
157 |
770 |
721 |
151 |
39 |
0 |
| ODI |
0 |
76 |
143 |
506 |
894 |
477 |
119 |
0 |
| CDI |
0 |
109 |
118 |
306 |
774 |
1767 |
2028 |
0 |
| VCDI |
0 |
9 |
12 |
160 |
775 |
5069 |
10241 |
2876 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
5 |
1160 |
457 |
230 |
31 |
5 |
0 |
0 |
| OW |
0 |
207 |
108 |
237 |
126 |
25 |
10 |
0 |
| VODI |
0 |
269 |
215 |
417 |
455 |
158 |
55 |
0 |
| ODI |
0 |
214 |
275 |
715 |
701 |
357 |
137 |
0 |
| CDI |
0 |
280 |
249 |
637 |
1263 |
2081 |
3421 |
75 |
| VCDI |
0 |
12 |
15 |
170 |
771 |
4882 |
8856 |
2801 |
|
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