Validation of sea ice concentration - American sector
Bulletin date: 2023-11-02
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: dates bull:
| 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 |
12769 |
6435 |
313 |
615 |
178 |
1 |
0 |
0 |
| OW |
3 |
273 |
146 |
377 |
356 |
67 |
0 |
0 |
| VODI |
0 |
65 |
53 |
216 |
415 |
401 |
1 |
0 |
| ODI |
0 |
0 |
7 |
87 |
293 |
582 |
1 |
0 |
| CDI |
0 |
0 |
0 |
7 |
134 |
1174 |
31 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
83 |
4647 |
9109 |
7027 |
|
...date precedes bulletin
|
Date: dates bull:
| 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 |
11729 |
6257 |
359 |
750 |
273 |
50 |
0 |
0 |
| OW |
11 |
355 |
125 |
538 |
362 |
89 |
0 |
0 |
| VODI |
0 |
13 |
24 |
208 |
546 |
448 |
0 |
0 |
| ODI |
0 |
0 |
4 |
52 |
290 |
571 |
62 |
0 |
| CDI |
0 |
0 |
0 |
17 |
150 |
824 |
345 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
51 |
3793 |
9020 |
8550 |
|
...date precedes bulletin
|
Date: dates bull:
| 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 |
10789 |
5470 |
462 |
937 |
479 |
136 |
0 |
0 |
| OW |
12 |
183 |
108 |
342 |
374 |
81 |
0 |
0 |
| VODI |
0 |
69 |
30 |
220 |
574 |
211 |
0 |
0 |
| ODI |
0 |
21 |
21 |
66 |
532 |
387 |
1 |
0 |
| CDI |
0 |
0 |
0 |
8 |
541 |
970 |
138 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
96 |
2338 |
10437 |
9833 |
|
...date precedes bulletin
|
Date: dates bull:
| 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 |
10679 |
5026 |
286 |
422 |
674 |
138 |
6 |
0 |
| OW |
19 |
299 |
117 |
292 |
429 |
190 |
9 |
0 |
| VODI |
0 |
105 |
59 |
136 |
500 |
340 |
23 |
0 |
| ODI |
0 |
17 |
23 |
124 |
307 |
428 |
66 |
0 |
| CDI |
0 |
0 |
1 |
50 |
257 |
700 |
163 |
0 |
| VCDI |
0 |
0 |
0 |
6 |
133 |
1401 |
7971 |
14470 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
10686 |
4910 |
295 |
496 |
864 |
221 |
10 |
0 |
| OW |
12 |
428 |
113 |
214 |
278 |
183 |
12 |
0 |
| VODI |
0 |
88 |
51 |
158 |
481 |
316 |
20 |
0 |
| ODI |
0 |
21 |
25 |
99 |
284 |
438 |
67 |
0 |
| CDI |
0 |
0 |
2 |
59 |
253 |
656 |
176 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
140 |
1383 |
7953 |
14470 |
|
Date: dates bull:
| 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 |
9113 |
5539 |
321 |
541 |
261 |
195 |
1 |
0 |
| OW |
16 |
325 |
95 |
314 |
402 |
486 |
32 |
0 |
| VODI |
0 |
136 |
83 |
277 |
366 |
408 |
38 |
0 |
| ODI |
0 |
44 |
36 |
107 |
264 |
459 |
85 |
0 |
| CDI |
0 |
8 |
16 |
64 |
335 |
565 |
182 |
0 |
| VCDI |
0 |
0 |
0 |
30 |
265 |
1794 |
8168 |
14495 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
9119 |
5470 |
322 |
626 |
381 |
385 |
21 |
0 |
| OW |
10 |
373 |
87 |
212 |
352 |
406 |
24 |
0 |
| VODI |
0 |
167 |
91 |
288 |
308 |
348 |
33 |
0 |
| ODI |
0 |
39 |
37 |
112 |
245 |
427 |
93 |
0 |
| CDI |
0 |
3 |
14 |
64 |
339 |
519 |
185 |
0 |
| VCDI |
0 |
0 |
0 |
31 |
268 |
1822 |
8150 |
14495 |
|
Date: dates bull:
| 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 |
10004 |
4053 |
234 |
390 |
133 |
49 |
0 |
0 |
| OW |
61 |
435 |
205 |
361 |
118 |
40 |
0 |
0 |
| VODI |
3 |
90 |
126 |
381 |
362 |
94 |
0 |
0 |
| ODI |
0 |
0 |
20 |
173 |
665 |
307 |
0 |
0 |
| CDI |
0 |
0 |
0 |
26 |
228 |
1796 |
100 |
0 |
| VCDI |
0 |
0 |
0 |
9 |
107 |
2250 |
9533 |
13513 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
10012 |
3717 |
297 |
605 |
311 |
162 |
2 |
0 |
| OW |
55 |
530 |
163 |
295 |
236 |
292 |
17 |
0 |
| VODI |
1 |
276 |
69 |
210 |
259 |
572 |
28 |
0 |
| ODI |
0 |
41 |
34 |
131 |
374 |
385 |
66 |
0 |
| CDI |
0 |
13 |
12 |
54 |
237 |
593 |
148 |
0 |
| VCDI |
0 |
1 |
10 |
45 |
196 |
2532 |
9372 |
13513 |
|
Date: dates bull:
| 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 |
8658 |
4232 |
222 |
424 |
179 |
103 |
0 |
0 |
| OW |
54 |
543 |
181 |
388 |
207 |
80 |
0 |
0 |
| VODI |
12 |
208 |
95 |
353 |
465 |
192 |
0 |
0 |
| ODI |
1 |
24 |
38 |
145 |
350 |
209 |
3 |
0 |
| CDI |
0 |
2 |
3 |
49 |
229 |
573 |
54 |
0 |
| VCDI |
0 |
0 |
0 |
8 |
146 |
2446 |
7558 |
17432 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
8615 |
4006 |
231 |
507 |
311 |
229 |
0 |
0 |
| OW |
98 |
591 |
180 |
398 |
380 |
126 |
13 |
0 |
| VODI |
11 |
302 |
70 |
248 |
277 |
365 |
140 |
0 |
| ODI |
1 |
82 |
41 |
131 |
203 |
428 |
218 |
0 |
| CDI |
0 |
19 |
9 |
39 |
175 |
497 |
241 |
0 |
| VCDI |
0 |
9 |
8 |
44 |
230 |
1958 |
7003 |
17432 |
|
Date: dates bull:
| 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 |
9678 |
2379 |
138 |
234 |
98 |
63 |
0 |
0 |
| OW |
138 |
669 |
185 |
359 |
180 |
93 |
0 |
0 |
| VODI |
33 |
284 |
173 |
357 |
448 |
189 |
5 |
0 |
| ODI |
5 |
113 |
81 |
192 |
276 |
390 |
7 |
0 |
| CDI |
0 |
9 |
20 |
87 |
244 |
295 |
26 |
0 |
| VCDI |
0 |
0 |
1 |
17 |
245 |
2567 |
6451 |
19137 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
9693 |
2158 |
167 |
317 |
136 |
171 |
0 |
0 |
| OW |
138 |
686 |
146 |
289 |
377 |
213 |
5 |
0 |
| VODI |
17 |
388 |
156 |
367 |
399 |
255 |
37 |
0 |
| ODI |
6 |
154 |
85 |
138 |
153 |
358 |
129 |
0 |
| CDI |
0 |
56 |
37 |
107 |
157 |
422 |
260 |
0 |
| VCDI |
0 |
12 |
7 |
28 |
269 |
2178 |
6058 |
19137 |
|
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