Validation of sea ice concentration - American sector
Bulletin date: 2020-11-12
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-11-06:
| 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 |
8231 |
5784 |
66 |
370 |
105 |
0 |
0 |
0 |
| OW |
57 |
268 |
16 |
277 |
368 |
14 |
0 |
0 |
| VODI |
4 |
67 |
23 |
197 |
480 |
72 |
0 |
0 |
| ODI |
0 |
1 |
1 |
83 |
276 |
200 |
0 |
0 |
| CDI |
0 |
0 |
0 |
6 |
250 |
657 |
195 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
289 |
1996 |
6298 |
19215 |
|
...date precedes bulletin
|
Date: 2020-11-08:
| 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 |
7718 |
5219 |
66 |
216 |
35 |
0 |
0 |
0 |
| OW |
49 |
619 |
48 |
412 |
362 |
45 |
0 |
0 |
| VODI |
10 |
97 |
10 |
146 |
566 |
123 |
1 |
0 |
| ODI |
0 |
15 |
8 |
96 |
277 |
266 |
0 |
0 |
| CDI |
0 |
0 |
0 |
58 |
234 |
352 |
7 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
189 |
3042 |
7152 |
18428 |
|
...date precedes bulletin
|
Date: 2020-11-10:
| 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 |
7648 |
5324 |
56 |
184 |
13 |
0 |
0 |
0 |
| OW |
39 |
263 |
28 |
240 |
53 |
0 |
0 |
0 |
| VODI |
21 |
77 |
16 |
347 |
285 |
12 |
0 |
0 |
| ODI |
3 |
8 |
3 |
102 |
533 |
167 |
0 |
0 |
| CDI |
0 |
0 |
0 |
9 |
559 |
537 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
237 |
2496 |
7103 |
19503 |
|
...date precedes bulletin
|
Date: 2020-11-12:
| 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 |
6669 |
5712 |
41 |
86 |
0 |
0 |
0 |
0 |
| OW |
29 |
571 |
26 |
180 |
34 |
1 |
0 |
0 |
| VODI |
2 |
230 |
29 |
301 |
196 |
5 |
0 |
0 |
| ODI |
0 |
18 |
7 |
122 |
328 |
131 |
0 |
0 |
| CDI |
0 |
0 |
0 |
46 |
423 |
383 |
4 |
0 |
| VCDI |
0 |
0 |
0 |
5 |
406 |
2707 |
8256 |
18918 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
6667 |
5752 |
42 |
104 |
4 |
0 |
0 |
0 |
| OW |
30 |
541 |
28 |
169 |
37 |
1 |
0 |
0 |
| VODI |
3 |
222 |
25 |
285 |
199 |
10 |
0 |
0 |
| ODI |
0 |
15 |
8 |
121 |
277 |
176 |
0 |
0 |
| CDI |
0 |
1 |
0 |
45 |
383 |
366 |
6 |
0 |
| VCDI |
0 |
0 |
0 |
16 |
487 |
2674 |
8254 |
18918 |
|
Date: 2020-11-14:
| 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 |
5725 |
5067 |
80 |
430 |
25 |
0 |
0 |
0 |
| OW |
48 |
638 |
33 |
282 |
146 |
6 |
0 |
0 |
| VODI |
45 |
449 |
13 |
135 |
294 |
76 |
0 |
0 |
| ODI |
0 |
99 |
4 |
88 |
216 |
199 |
8 |
0 |
| CDI |
0 |
19 |
3 |
55 |
195 |
254 |
138 |
0 |
| VCDI |
0 |
4 |
2 |
42 |
498 |
3002 |
12088 |
15460 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
5734 |
5257 |
89 |
526 |
54 |
0 |
0 |
0 |
| OW |
40 |
536 |
25 |
158 |
131 |
7 |
0 |
0 |
| VODI |
44 |
377 |
12 |
156 |
264 |
106 |
1 |
0 |
| ODI |
0 |
84 |
3 |
86 |
183 |
196 |
22 |
0 |
| CDI |
0 |
18 |
4 |
59 |
176 |
210 |
151 |
0 |
| VCDI |
0 |
4 |
2 |
47 |
566 |
3018 |
12060 |
15460 |
|
Date: 2020-11-16:
| 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 |
5345 |
5396 |
91 |
287 |
39 |
0 |
0 |
0 |
| OW |
91 |
259 |
30 |
355 |
154 |
0 |
0 |
0 |
| VODI |
0 |
171 |
5 |
233 |
561 |
1 |
0 |
0 |
| ODI |
0 |
21 |
6 |
81 |
653 |
86 |
0 |
0 |
| CDI |
0 |
0 |
0 |
6 |
263 |
515 |
21 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
244 |
2133 |
10682 |
18137 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
5388 |
4921 |
89 |
478 |
316 |
0 |
0 |
0 |
| OW |
47 |
398 |
19 |
174 |
267 |
3 |
0 |
0 |
| VODI |
1 |
408 |
14 |
183 |
395 |
50 |
0 |
0 |
| ODI |
0 |
116 |
7 |
79 |
242 |
203 |
4 |
0 |
| CDI |
0 |
4 |
3 |
45 |
240 |
224 |
128 |
0 |
| VCDI |
0 |
0 |
0 |
3 |
454 |
2255 |
10571 |
18137 |
|
Date: 2020-11-18:
| 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 |
4921 |
5154 |
74 |
287 |
37 |
0 |
0 |
0 |
| OW |
71 |
435 |
44 |
314 |
236 |
0 |
0 |
0 |
| VODI |
2 |
161 |
18 |
360 |
411 |
12 |
0 |
0 |
| ODI |
0 |
71 |
3 |
68 |
561 |
129 |
0 |
0 |
| CDI |
0 |
62 |
1 |
32 |
591 |
329 |
1 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
389 |
2695 |
7880 |
20516 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
4941 |
4879 |
83 |
399 |
199 |
0 |
0 |
0 |
| OW |
51 |
318 |
18 |
214 |
328 |
47 |
0 |
0 |
| VODI |
2 |
419 |
24 |
214 |
444 |
112 |
0 |
0 |
| ODI |
0 |
203 |
9 |
126 |
365 |
173 |
2 |
0 |
| CDI |
0 |
64 |
6 |
88 |
272 |
213 |
37 |
0 |
| VCDI |
0 |
0 |
0 |
21 |
617 |
2620 |
7842 |
20516 |
|
Date: 2020-11-20:
| 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 |
4097 |
5282 |
63 |
338 |
82 |
0 |
0 |
0 |
| OW |
102 |
504 |
28 |
281 |
297 |
18 |
0 |
0 |
| VODI |
4 |
247 |
34 |
241 |
358 |
148 |
0 |
0 |
| ODI |
0 |
54 |
5 |
124 |
322 |
258 |
0 |
0 |
| CDI |
0 |
10 |
5 |
89 |
348 |
790 |
6 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
158 |
2253 |
7466 |
21854 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
4111 |
5275 |
68 |
434 |
284 |
48 |
0 |
0 |
| OW |
86 |
346 |
23 |
163 |
218 |
295 |
0 |
0 |
| VODI |
6 |
237 |
24 |
206 |
231 |
326 |
0 |
0 |
| ODI |
0 |
165 |
8 |
91 |
278 |
261 |
5 |
3 |
| CDI |
0 |
74 |
12 |
124 |
285 |
335 |
108 |
58 |
| VCDI |
0 |
0 |
0 |
55 |
269 |
2202 |
7359 |
21793 |
|
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