Validation of sea ice concentration - American sector
Bulletin date: 2018-10-25
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2018-10-19:
| 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 |
10799 |
6394 |
97 |
802 |
1289 |
176 |
0 |
0 |
| OW |
31 |
491 |
43 |
400 |
425 |
167 |
42 |
0 |
| VODI |
0 |
131 |
29 |
441 |
573 |
230 |
34 |
0 |
| ODI |
0 |
0 |
0 |
136 |
575 |
381 |
28 |
0 |
| CDI |
0 |
0 |
0 |
14 |
264 |
906 |
211 |
12 |
| VCDI |
0 |
0 |
0 |
0 |
105 |
4390 |
13661 |
2589 |
|
...date precedes bulletin
|
Date: 2018-10-21:
| 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 |
10711 |
5636 |
75 |
659 |
991 |
259 |
0 |
0 |
| OW |
6 |
647 |
37 |
306 |
588 |
321 |
5 |
0 |
| VODI |
0 |
181 |
31 |
464 |
688 |
358 |
101 |
0 |
| ODI |
0 |
1 |
0 |
67 |
626 |
418 |
54 |
0 |
| CDI |
0 |
0 |
0 |
2 |
351 |
733 |
204 |
12 |
| VCDI |
0 |
0 |
0 |
0 |
82 |
3916 |
14078 |
3258 |
|
...date precedes bulletin
|
Date: 2018-10-23:
| 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 |
9902 |
5982 |
99 |
538 |
484 |
67 |
5 |
0 |
| OW |
5 |
245 |
43 |
319 |
490 |
185 |
128 |
0 |
| VODI |
0 |
73 |
10 |
395 |
782 |
815 |
289 |
0 |
| ODI |
0 |
11 |
1 |
86 |
535 |
826 |
330 |
0 |
| CDI |
0 |
0 |
0 |
33 |
222 |
579 |
1102 |
5 |
| VCDI |
0 |
0 |
0 |
19 |
191 |
3195 |
13308 |
4567 |
|
...date precedes bulletin
|
Date: 2018-10-25:
| 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 |
9536 |
5581 |
91 |
488 |
633 |
88 |
0 |
0 |
| OW |
12 |
292 |
23 |
266 |
317 |
312 |
0 |
0 |
| VODI |
1 |
179 |
22 |
499 |
365 |
932 |
159 |
0 |
| ODI |
0 |
43 |
4 |
256 |
518 |
824 |
150 |
0 |
| CDI |
0 |
9 |
2 |
44 |
355 |
1122 |
467 |
0 |
| VCDI |
0 |
3 |
1 |
40 |
190 |
5466 |
14873 |
1703 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
9541 |
5674 |
105 |
558 |
641 |
152 |
0 |
0 |
| OW |
8 |
233 |
15 |
324 |
277 |
314 |
0 |
0 |
| VODI |
0 |
145 |
14 |
425 |
429 |
920 |
101 |
0 |
| ODI |
0 |
40 |
6 |
200 |
521 |
738 |
183 |
0 |
| CDI |
0 |
15 |
2 |
48 |
353 |
1102 |
374 |
0 |
| VCDI |
0 |
0 |
1 |
38 |
157 |
5518 |
14991 |
1703 |
|
Date: 2018-10-27:
| 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 |
9447 |
4833 |
64 |
490 |
547 |
214 |
1 |
0 |
| OW |
14 |
413 |
24 |
269 |
229 |
341 |
132 |
0 |
| VODI |
2 |
165 |
24 |
326 |
345 |
505 |
447 |
0 |
| ODI |
0 |
59 |
9 |
199 |
461 |
573 |
486 |
0 |
| CDI |
0 |
11 |
1 |
77 |
560 |
955 |
351 |
1 |
| VCDI |
0 |
0 |
1 |
50 |
266 |
6660 |
14792 |
1522 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
9450 |
4999 |
73 |
571 |
538 |
231 |
11 |
0 |
| OW |
12 |
283 |
19 |
242 |
279 |
283 |
118 |
0 |
| VODI |
1 |
132 |
20 |
288 |
378 |
519 |
525 |
0 |
| ODI |
0 |
54 |
6 |
168 |
511 |
581 |
522 |
0 |
| CDI |
0 |
12 |
4 |
90 |
438 |
979 |
225 |
3 |
| VCDI |
0 |
1 |
1 |
52 |
264 |
6655 |
14808 |
1520 |
|
Date: 2018-10-29:
| 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 |
8872 |
5107 |
85 |
577 |
487 |
72 |
0 |
0 |
| OW |
4 |
82 |
19 |
462 |
436 |
215 |
0 |
0 |
| VODI |
0 |
19 |
2 |
152 |
588 |
457 |
46 |
0 |
| ODI |
0 |
12 |
1 |
34 |
474 |
848 |
476 |
0 |
| CDI |
0 |
0 |
0 |
9 |
203 |
1089 |
1098 |
42 |
| VCDI |
0 |
0 |
0 |
0 |
44 |
3320 |
15072 |
5462 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
8867 |
4766 |
66 |
454 |
698 |
220 |
1 |
0 |
| OW |
8 |
229 |
23 |
286 |
273 |
197 |
40 |
0 |
| VODI |
1 |
171 |
12 |
304 |
273 |
544 |
265 |
0 |
| ODI |
0 |
45 |
6 |
121 |
359 |
517 |
736 |
66 |
| CDI |
0 |
8 |
0 |
37 |
378 |
796 |
819 |
63 |
| VCDI |
0 |
1 |
0 |
32 |
251 |
3727 |
14831 |
5375 |
|
Date: 2018-10-31:
| 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 |
8326 |
5469 |
69 |
369 |
285 |
122 |
0 |
0 |
| OW |
3 |
171 |
40 |
326 |
428 |
239 |
0 |
0 |
| VODI |
0 |
13 |
5 |
208 |
485 |
529 |
21 |
0 |
| ODI |
0 |
23 |
2 |
31 |
363 |
617 |
240 |
0 |
| CDI |
0 |
2 |
0 |
2 |
352 |
1275 |
513 |
16 |
| VCDI |
0 |
0 |
0 |
0 |
5 |
3757 |
17046 |
4514 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
8318 |
5084 |
62 |
383 |
457 |
303 |
0 |
0 |
| OW |
10 |
258 |
12 |
140 |
294 |
258 |
20 |
0 |
| VODI |
1 |
263 |
32 |
231 |
332 |
577 |
130 |
0 |
| ODI |
0 |
58 |
9 |
150 |
239 |
579 |
372 |
0 |
| CDI |
0 |
15 |
1 |
31 |
377 |
1000 |
747 |
77 |
| VCDI |
0 |
0 |
0 |
1 |
219 |
3822 |
16551 |
4453 |
|
Date: 2018-11-02:
| 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 |
8645 |
4679 |
64 |
299 |
213 |
12 |
0 |
0 |
| OW |
5 |
342 |
40 |
320 |
380 |
188 |
0 |
0 |
| VODI |
0 |
19 |
17 |
284 |
447 |
508 |
39 |
0 |
| ODI |
0 |
16 |
2 |
65 |
402 |
656 |
245 |
0 |
| CDI |
0 |
11 |
3 |
22 |
311 |
1163 |
403 |
41 |
| VCDI |
0 |
0 |
0 |
6 |
220 |
4416 |
13359 |
8024 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
8628 |
4489 |
72 |
369 |
410 |
138 |
0 |
0 |
| OW |
22 |
345 |
8 |
133 |
215 |
272 |
0 |
0 |
| VODI |
0 |
193 |
33 |
285 |
317 |
593 |
51 |
0 |
| ODI |
0 |
25 |
10 |
148 |
351 |
557 |
201 |
0 |
| CDI |
0 |
15 |
1 |
43 |
368 |
1208 |
399 |
2 |
| VCDI |
0 |
0 |
2 |
18 |
312 |
4175 |
13395 |
8063 |
|
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