Validation of sea ice concentration - Full domain
Bulletin date: 2024-02-08
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-02-02:
| 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 |
67843 |
15887 |
495 |
558 |
224 |
169 |
41 |
0 |
| OW |
98 |
620 |
136 |
393 |
174 |
35 |
8 |
0 |
| VODI |
0 |
515 |
87 |
355 |
436 |
80 |
23 |
0 |
| ODI |
0 |
283 |
49 |
174 |
525 |
270 |
48 |
0 |
| CDI |
0 |
252 |
84 |
142 |
487 |
767 |
271 |
3 |
| VCDI |
0 |
671 |
244 |
774 |
1440 |
7455 |
27617 |
57315 |
|
...date precedes bulletin
|
Date: 2024-02-04:
| 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 |
66773 |
16810 |
389 |
505 |
207 |
193 |
53 |
0 |
| OW |
94 |
697 |
159 |
342 |
168 |
39 |
26 |
0 |
| VODI |
0 |
527 |
108 |
345 |
342 |
110 |
40 |
0 |
| ODI |
0 |
368 |
61 |
214 |
413 |
268 |
83 |
0 |
| CDI |
0 |
278 |
56 |
131 |
457 |
896 |
324 |
20 |
| VCDI |
0 |
797 |
262 |
779 |
1381 |
7356 |
29176 |
55801 |
|
...date precedes bulletin
|
Date: 2024-02-06:
| 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 |
67255 |
16933 |
431 |
490 |
161 |
144 |
78 |
0 |
| OW |
89 |
567 |
116 |
289 |
203 |
22 |
11 |
0 |
| VODI |
2 |
520 |
137 |
276 |
345 |
125 |
16 |
0 |
| ODI |
0 |
352 |
90 |
261 |
484 |
328 |
46 |
0 |
| CDI |
0 |
220 |
78 |
276 |
471 |
1075 |
419 |
0 |
| VCDI |
0 |
193 |
159 |
574 |
1388 |
7244 |
26100 |
59080 |
|
...date precedes bulletin
|
Date: 2024-02-08:
| 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 |
65538 |
18135 |
441 |
548 |
218 |
156 |
91 |
0 |
| OW |
61 |
560 |
138 |
310 |
219 |
64 |
4 |
0 |
| VODI |
0 |
390 |
84 |
250 |
397 |
156 |
17 |
0 |
| ODI |
0 |
314 |
35 |
154 |
311 |
290 |
80 |
0 |
| CDI |
0 |
289 |
78 |
236 |
557 |
1064 |
344 |
0 |
| VCDI |
0 |
255 |
147 |
583 |
1161 |
6344 |
26898 |
60131 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
65538 |
18179 |
469 |
605 |
248 |
164 |
91 |
0 |
| OW |
61 |
502 |
115 |
277 |
224 |
53 |
5 |
0 |
| VODI |
0 |
375 |
78 |
229 |
393 |
159 |
18 |
0 |
| ODI |
0 |
326 |
40 |
161 |
283 |
275 |
68 |
0 |
| CDI |
0 |
301 |
72 |
200 |
538 |
1043 |
329 |
0 |
| VCDI |
0 |
260 |
149 |
609 |
1177 |
6380 |
26923 |
60131 |
|
Date: 2024-02-10:
| 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 |
64663 |
18327 |
582 |
866 |
267 |
150 |
66 |
0 |
| OW |
62 |
465 |
160 |
408 |
217 |
31 |
14 |
0 |
| VODI |
0 |
299 |
114 |
329 |
410 |
104 |
29 |
0 |
| ODI |
0 |
200 |
55 |
181 |
346 |
272 |
45 |
0 |
| CDI |
0 |
316 |
67 |
172 |
532 |
906 |
239 |
6 |
| VCDI |
0 |
233 |
122 |
626 |
1013 |
6618 |
26922 |
60614 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
64663 |
18349 |
613 |
935 |
278 |
153 |
66 |
0 |
| OW |
62 |
410 |
125 |
361 |
236 |
28 |
12 |
0 |
| VODI |
0 |
304 |
114 |
292 |
387 |
113 |
29 |
0 |
| ODI |
0 |
215 |
56 |
196 |
330 |
272 |
48 |
0 |
| CDI |
0 |
317 |
77 |
182 |
540 |
844 |
224 |
22 |
| VCDI |
0 |
245 |
115 |
616 |
1014 |
6671 |
26936 |
60598 |
|
Date: 2024-02-12:
| 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 |
64350 |
19021 |
510 |
671 |
228 |
83 |
89 |
0 |
| OW |
61 |
633 |
289 |
502 |
160 |
40 |
10 |
0 |
| VODI |
0 |
310 |
140 |
578 |
380 |
101 |
23 |
0 |
| ODI |
0 |
79 |
67 |
310 |
544 |
358 |
40 |
0 |
| CDI |
0 |
40 |
20 |
255 |
534 |
1328 |
306 |
0 |
| VCDI |
0 |
34 |
27 |
198 |
809 |
5336 |
26073 |
62511 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
64349 |
18678 |
531 |
803 |
303 |
121 |
97 |
0 |
| OW |
62 |
452 |
175 |
308 |
193 |
85 |
18 |
0 |
| VODI |
0 |
323 |
105 |
386 |
304 |
195 |
29 |
0 |
| ODI |
0 |
185 |
48 |
246 |
320 |
301 |
49 |
0 |
| CDI |
0 |
225 |
72 |
212 |
458 |
768 |
223 |
0 |
| VCDI |
0 |
254 |
122 |
559 |
1077 |
5776 |
26125 |
62511 |
|
Date: 2024-02-14:
| 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 |
65375 |
18097 |
418 |
664 |
202 |
103 |
86 |
0 |
| OW |
57 |
711 |
189 |
441 |
177 |
38 |
10 |
0 |
| VODI |
0 |
417 |
169 |
393 |
391 |
154 |
19 |
0 |
| ODI |
0 |
295 |
79 |
229 |
375 |
299 |
32 |
0 |
| CDI |
0 |
99 |
67 |
245 |
384 |
583 |
205 |
0 |
| VCDI |
0 |
61 |
43 |
290 |
901 |
6236 |
30190 |
58324 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
65375 |
17830 |
433 |
720 |
309 |
151 |
92 |
0 |
| OW |
57 |
581 |
134 |
301 |
187 |
101 |
17 |
0 |
| VODI |
0 |
387 |
113 |
289 |
251 |
226 |
29 |
0 |
| ODI |
0 |
220 |
77 |
220 |
306 |
269 |
45 |
0 |
| CDI |
0 |
240 |
65 |
175 |
309 |
623 |
262 |
0 |
| VCDI |
0 |
422 |
143 |
557 |
1068 |
6043 |
30097 |
58324 |
|
Date: 2024-02-16:
| 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 |
66431 |
17311 |
373 |
436 |
167 |
108 |
44 |
0 |
| OW |
57 |
822 |
143 |
353 |
159 |
74 |
6 |
0 |
| VODI |
0 |
694 |
139 |
333 |
308 |
161 |
23 |
0 |
| ODI |
0 |
371 |
62 |
211 |
269 |
259 |
48 |
0 |
| CDI |
0 |
265 |
98 |
211 |
284 |
474 |
271 |
0 |
| VCDI |
0 |
258 |
127 |
592 |
1168 |
5297 |
31679 |
56962 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66430 |
17032 |
449 |
636 |
230 |
182 |
50 |
0 |
| OW |
58 |
718 |
77 |
275 |
230 |
85 |
18 |
0 |
| VODI |
0 |
468 |
104 |
215 |
302 |
197 |
61 |
0 |
| ODI |
0 |
300 |
54 |
133 |
228 |
271 |
111 |
1 |
| CDI |
0 |
258 |
51 |
141 |
202 |
480 |
262 |
59 |
| VCDI |
0 |
945 |
207 |
736 |
1163 |
5158 |
31569 |
56902 |
|
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