Validation of sea ice concentration - American sector
Bulletin date: 2019-08-22
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2019-08-16:
| 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 |
19459 |
6276 |
53 |
140 |
7 |
0 |
0 |
0 |
| OW |
0 |
799 |
64 |
386 |
31 |
0 |
0 |
0 |
| VODI |
0 |
275 |
53 |
1135 |
584 |
10 |
0 |
0 |
| ODI |
0 |
0 |
0 |
171 |
2482 |
646 |
123 |
0 |
| CDI |
0 |
0 |
0 |
14 |
1388 |
5206 |
2428 |
68 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
658 |
3115 |
295 |
|
...date precedes bulletin
|
Date: 2019-08-18:
| 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 |
19949 |
5835 |
44 |
153 |
3 |
0 |
0 |
0 |
| OW |
0 |
837 |
53 |
398 |
42 |
0 |
0 |
0 |
| VODI |
0 |
289 |
55 |
1081 |
622 |
2 |
0 |
0 |
| ODI |
0 |
0 |
0 |
219 |
2445 |
787 |
0 |
0 |
| CDI |
0 |
0 |
0 |
8 |
1317 |
5272 |
2341 |
111 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
668 |
3040 |
295 |
|
...date precedes bulletin
|
Date: 2019-08-20:
| 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 |
21167 |
5472 |
36 |
130 |
2 |
0 |
0 |
0 |
| OW |
0 |
403 |
71 |
362 |
32 |
0 |
0 |
0 |
| VODI |
0 |
39 |
21 |
1066 |
412 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
126 |
3143 |
312 |
0 |
0 |
| CDI |
0 |
0 |
0 |
1 |
854 |
5788 |
582 |
261 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
794 |
3660 |
1132 |
|
...date precedes bulletin
|
Date: 2019-08-22:
| 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 |
21350 |
5343 |
59 |
182 |
4 |
0 |
0 |
0 |
| OW |
0 |
330 |
60 |
465 |
29 |
1 |
0 |
0 |
| VODI |
0 |
64 |
19 |
894 |
582 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
200 |
2867 |
313 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1007 |
5760 |
768 |
476 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1475 |
2718 |
899 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
21350 |
5418 |
71 |
183 |
10 |
0 |
0 |
0 |
| OW |
0 |
253 |
46 |
486 |
34 |
2 |
0 |
0 |
| VODI |
0 |
66 |
21 |
923 |
610 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
149 |
2766 |
333 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1069 |
5730 |
766 |
367 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1485 |
2720 |
1008 |
|
Date: 2019-08-24:
| 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 |
21179 |
5540 |
48 |
119 |
0 |
0 |
0 |
0 |
| OW |
0 |
373 |
51 |
503 |
17 |
0 |
0 |
0 |
| VODI |
0 |
73 |
25 |
975 |
565 |
4 |
0 |
0 |
| ODI |
0 |
0 |
0 |
326 |
2809 |
158 |
0 |
0 |
| CDI |
0 |
0 |
0 |
7 |
1800 |
5766 |
322 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
3902 |
1304 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
21179 |
5646 |
51 |
129 |
0 |
0 |
0 |
0 |
| OW |
0 |
274 |
47 |
493 |
36 |
0 |
0 |
0 |
| VODI |
0 |
66 |
26 |
1007 |
641 |
4 |
0 |
0 |
| ODI |
0 |
0 |
0 |
294 |
2586 |
161 |
0 |
0 |
| CDI |
0 |
0 |
0 |
7 |
1925 |
5748 |
308 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
3 |
3917 |
1318 |
0 |
|
Date: 2019-08-26:
| 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 |
21207 |
5682 |
32 |
71 |
0 |
0 |
0 |
0 |
| OW |
0 |
425 |
74 |
327 |
1 |
0 |
0 |
0 |
| VODI |
0 |
26 |
26 |
1486 |
291 |
29 |
0 |
0 |
| ODI |
0 |
0 |
0 |
145 |
3948 |
299 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
724 |
5677 |
74 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2028 |
3046 |
248 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
21207 |
5536 |
36 |
123 |
0 |
0 |
0 |
0 |
| OW |
0 |
451 |
52 |
390 |
17 |
0 |
0 |
0 |
| VODI |
0 |
146 |
44 |
995 |
616 |
28 |
0 |
0 |
| ODI |
0 |
0 |
0 |
504 |
2047 |
255 |
2 |
0 |
| CDI |
0 |
0 |
0 |
17 |
2284 |
4726 |
1032 |
188 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
3024 |
2086 |
60 |
|
Date: 2019-08-28:
| 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 |
21337 |
5502 |
47 |
116 |
2 |
0 |
0 |
0 |
| OW |
0 |
390 |
73 |
423 |
16 |
0 |
0 |
0 |
| VODI |
0 |
34 |
21 |
1281 |
395 |
27 |
1 |
0 |
| ODI |
0 |
0 |
0 |
475 |
3185 |
474 |
15 |
0 |
| CDI |
0 |
0 |
0 |
5 |
1568 |
4552 |
313 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2931 |
2683 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
21337 |
5229 |
50 |
157 |
7 |
0 |
0 |
0 |
| OW |
0 |
475 |
45 |
422 |
49 |
1 |
0 |
0 |
| VODI |
0 |
214 |
44 |
971 |
707 |
47 |
6 |
0 |
| ODI |
0 |
8 |
2 |
640 |
1562 |
258 |
78 |
0 |
| CDI |
0 |
0 |
0 |
110 |
2815 |
3351 |
1452 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
26 |
4327 |
1476 |
0 |
|
Date: 2019-08-30:
| 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 |
20277 |
6309 |
79 |
175 |
1 |
0 |
0 |
0 |
| OW |
0 |
462 |
51 |
447 |
46 |
3 |
0 |
0 |
| VODI |
0 |
69 |
38 |
1022 |
512 |
49 |
0 |
0 |
| ODI |
0 |
3 |
0 |
663 |
2287 |
928 |
13 |
0 |
| CDI |
0 |
0 |
0 |
21 |
1737 |
4339 |
497 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
3 |
3542 |
2105 |
188 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
20277 |
6170 |
82 |
239 |
4 |
1 |
0 |
0 |
| OW |
0 |
454 |
32 |
411 |
138 |
32 |
0 |
0 |
| VODI |
0 |
215 |
52 |
863 |
680 |
180 |
14 |
0 |
| ODI |
0 |
4 |
2 |
693 |
1244 |
295 |
140 |
0 |
| CDI |
0 |
0 |
0 |
122 |
2496 |
3603 |
1149 |
78 |
| VCDI |
0 |
0 |
0 |
0 |
24 |
4750 |
1312 |
110 |
|
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