Validation of sea ice concentration - Full domain
Bulletin date: 2024-01-11
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-01-05:
| 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 |
70974 |
15664 |
498 |
309 |
135 |
110 |
115 |
0 |
| OW |
127 |
629 |
118 |
259 |
180 |
47 |
15 |
0 |
| VODI |
1 |
420 |
106 |
212 |
382 |
191 |
29 |
0 |
| ODI |
1 |
219 |
84 |
210 |
455 |
262 |
18 |
0 |
| CDI |
0 |
111 |
76 |
229 |
599 |
697 |
142 |
4 |
| VCDI |
0 |
114 |
70 |
381 |
1035 |
7600 |
33900 |
50320 |
|
...date precedes bulletin
|
Date: 2024-01-07:
| 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 |
67939 |
17868 |
542 |
452 |
298 |
109 |
83 |
0 |
| OW |
54 |
554 |
144 |
192 |
215 |
88 |
10 |
0 |
| VODI |
0 |
327 |
99 |
221 |
292 |
213 |
19 |
0 |
| ODI |
0 |
144 |
56 |
164 |
364 |
345 |
20 |
0 |
| CDI |
0 |
91 |
59 |
197 |
524 |
831 |
223 |
0 |
| VCDI |
0 |
101 |
53 |
332 |
1153 |
7972 |
35353 |
49347 |
|
...date precedes bulletin
|
Date: 2024-01-09:
| 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 |
70049 |
16541 |
450 |
384 |
196 |
48 |
104 |
0 |
| OW |
75 |
389 |
137 |
249 |
162 |
60 |
8 |
0 |
| VODI |
0 |
169 |
129 |
279 |
285 |
175 |
15 |
0 |
| ODI |
0 |
30 |
47 |
202 |
286 |
266 |
16 |
0 |
| CDI |
0 |
3 |
12 |
139 |
507 |
810 |
124 |
12 |
| VCDI |
0 |
1 |
5 |
184 |
956 |
7968 |
32969 |
52607 |
|
...date precedes bulletin
|
Date: 2024-01-11:
| 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 |
70560 |
15748 |
341 |
433 |
232 |
75 |
34 |
0 |
| OW |
60 |
405 |
141 |
234 |
199 |
52 |
8 |
0 |
| VODI |
0 |
175 |
111 |
238 |
266 |
171 |
25 |
0 |
| ODI |
0 |
73 |
37 |
157 |
259 |
271 |
38 |
0 |
| CDI |
0 |
28 |
22 |
136 |
386 |
713 |
139 |
48 |
| VCDI |
0 |
12 |
23 |
166 |
822 |
6648 |
34594 |
52968 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70544 |
15786 |
353 |
435 |
230 |
77 |
34 |
0 |
| OW |
76 |
370 |
140 |
232 |
193 |
54 |
7 |
0 |
| VODI |
0 |
177 |
97 |
242 |
261 |
164 |
18 |
0 |
| ODI |
0 |
67 |
39 |
145 |
267 |
264 |
45 |
0 |
| CDI |
0 |
29 |
22 |
136 |
395 |
738 |
162 |
39 |
| VCDI |
0 |
12 |
24 |
174 |
818 |
6633 |
34572 |
52977 |
|
Date: 2024-01-13:
| 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 |
69976 |
15633 |
382 |
529 |
308 |
105 |
105 |
0 |
| OW |
61 |
560 |
113 |
226 |
222 |
54 |
23 |
0 |
| VODI |
1 |
286 |
98 |
229 |
261 |
171 |
25 |
0 |
| ODI |
0 |
84 |
78 |
224 |
259 |
231 |
44 |
0 |
| CDI |
0 |
34 |
52 |
227 |
559 |
708 |
150 |
8 |
| VCDI |
0 |
18 |
25 |
229 |
1365 |
7810 |
35160 |
50415 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69976 |
15648 |
380 |
513 |
313 |
99 |
103 |
0 |
| OW |
61 |
563 |
125 |
234 |
220 |
53 |
23 |
0 |
| VODI |
1 |
264 |
94 |
252 |
261 |
152 |
21 |
0 |
| ODI |
0 |
92 |
74 |
218 |
285 |
237 |
40 |
0 |
| CDI |
0 |
28 |
50 |
234 |
522 |
729 |
196 |
11 |
| VCDI |
0 |
20 |
25 |
213 |
1373 |
7809 |
35124 |
50412 |
|
Date: 2024-01-15:
| 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 |
69347 |
16453 |
393 |
503 |
255 |
99 |
103 |
0 |
| OW |
61 |
458 |
193 |
309 |
140 |
49 |
2 |
0 |
| VODI |
0 |
169 |
109 |
402 |
291 |
82 |
12 |
0 |
| ODI |
0 |
50 |
57 |
216 |
426 |
228 |
19 |
0 |
| CDI |
0 |
30 |
28 |
205 |
601 |
1023 |
130 |
4 |
| VCDI |
0 |
9 |
33 |
258 |
1377 |
7369 |
32954 |
52601 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69341 |
15717 |
373 |
481 |
308 |
142 |
104 |
0 |
| OW |
66 |
802 |
112 |
260 |
135 |
56 |
8 |
0 |
| VODI |
1 |
399 |
131 |
223 |
193 |
176 |
44 |
0 |
| ODI |
0 |
133 |
80 |
227 |
249 |
240 |
52 |
0 |
| CDI |
0 |
75 |
54 |
273 |
623 |
795 |
159 |
9 |
| VCDI |
0 |
43 |
63 |
429 |
1582 |
7441 |
32853 |
52596 |
|
Date: 2024-01-17:
| 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 |
70205 |
15072 |
414 |
477 |
252 |
119 |
48 |
0 |
| OW |
61 |
546 |
181 |
283 |
158 |
51 |
1 |
0 |
| VODI |
0 |
288 |
106 |
300 |
295 |
157 |
15 |
0 |
| ODI |
0 |
153 |
48 |
171 |
254 |
193 |
64 |
0 |
| CDI |
0 |
116 |
43 |
179 |
455 |
612 |
135 |
6 |
| VCDI |
0 |
79 |
94 |
411 |
1382 |
8785 |
32204 |
52635 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70203 |
14619 |
351 |
452 |
305 |
155 |
48 |
0 |
| OW |
63 |
798 |
220 |
266 |
133 |
70 |
5 |
0 |
| VODI |
0 |
372 |
103 |
314 |
291 |
131 |
18 |
0 |
| ODI |
0 |
171 |
55 |
162 |
224 |
199 |
72 |
0 |
| CDI |
0 |
152 |
35 |
144 |
407 |
743 |
265 |
31 |
| VCDI |
0 |
142 |
122 |
483 |
1436 |
8619 |
32059 |
52610 |
|
Date: 2024-01-19:
| 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 |
70425 |
15020 |
328 |
417 |
194 |
136 |
47 |
0 |
| OW |
61 |
618 |
132 |
192 |
140 |
49 |
16 |
0 |
| VODI |
0 |
397 |
131 |
273 |
168 |
117 |
39 |
0 |
| ODI |
0 |
206 |
47 |
141 |
224 |
198 |
50 |
0 |
| CDI |
0 |
161 |
66 |
118 |
383 |
605 |
220 |
11 |
| VCDI |
0 |
274 |
90 |
390 |
1192 |
6735 |
33375 |
53662 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70421 |
14016 |
295 |
400 |
227 |
167 |
67 |
0 |
| OW |
65 |
898 |
99 |
124 |
102 |
67 |
19 |
0 |
| VODI |
0 |
862 |
167 |
247 |
136 |
94 |
32 |
0 |
| ODI |
0 |
330 |
82 |
217 |
198 |
152 |
22 |
0 |
| CDI |
0 |
204 |
47 |
137 |
314 |
514 |
196 |
2 |
| VCDI |
0 |
366 |
104 |
406 |
1324 |
6846 |
33411 |
53671 |
|
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