Validation of sea ice concentration - American sector
Bulletin date: 2017-08-24
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2017-08-18:
| 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 |
18469 |
6715 |
55 |
325 |
28 |
0 |
0 |
0 |
| OW |
0 |
1060 |
57 |
455 |
68 |
0 |
0 |
0 |
| VODI |
0 |
111 |
36 |
961 |
1192 |
5 |
0 |
0 |
| ODI |
0 |
7 |
6 |
452 |
2618 |
590 |
3 |
0 |
| CDI |
0 |
0 |
0 |
41 |
2014 |
3622 |
397 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
13 |
2611 |
3941 |
10 |
|
...date precedes bulletin
|
Date: 2017-08-20:
| 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 |
18148 |
7188 |
67 |
285 |
79 |
2 |
0 |
0 |
| OW |
0 |
1018 |
51 |
478 |
61 |
0 |
0 |
0 |
| VODI |
0 |
256 |
49 |
883 |
1317 |
6 |
0 |
0 |
| ODI |
0 |
8 |
3 |
581 |
2625 |
342 |
2 |
0 |
| CDI |
0 |
0 |
0 |
108 |
1921 |
3243 |
1341 |
3 |
| VCDI |
0 |
0 |
0 |
3 |
76 |
176 |
2934 |
2612 |
|
...date precedes bulletin
|
Date: 2017-08-22:
| 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 |
18895 |
6388 |
59 |
249 |
43 |
1 |
0 |
0 |
| OW |
146 |
1275 |
65 |
455 |
14 |
0 |
0 |
0 |
| VODI |
0 |
73 |
34 |
1283 |
453 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
347 |
4139 |
326 |
1 |
0 |
| CDI |
0 |
0 |
0 |
26 |
1081 |
3474 |
274 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
13 |
573 |
3654 |
2525 |
|
...date precedes bulletin
|
Date: 2017-08-24:
| 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 |
19229 |
6145 |
58 |
281 |
17 |
0 |
0 |
0 |
| OW |
151 |
1293 |
59 |
471 |
9 |
0 |
0 |
0 |
| VODI |
0 |
116 |
55 |
1222 |
705 |
3 |
0 |
0 |
| ODI |
0 |
2 |
1 |
478 |
3809 |
410 |
0 |
0 |
| CDI |
0 |
0 |
0 |
77 |
1335 |
2832 |
257 |
0 |
| VCDI |
0 |
0 |
0 |
3 |
26 |
1536 |
4085 |
1201 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
19215 |
6105 |
63 |
362 |
20 |
0 |
0 |
0 |
| OW |
165 |
1292 |
60 |
454 |
24 |
0 |
0 |
0 |
| VODI |
0 |
157 |
49 |
1127 |
758 |
6 |
0 |
0 |
| ODI |
0 |
2 |
1 |
517 |
3743 |
492 |
0 |
0 |
| CDI |
0 |
0 |
0 |
69 |
1331 |
2717 |
242 |
0 |
| VCDI |
0 |
0 |
0 |
3 |
25 |
1566 |
4100 |
1201 |
|
Date: 2017-08-26:
| 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 |
18943 |
6291 |
62 |
298 |
6 |
0 |
0 |
0 |
| OW |
177 |
1432 |
55 |
462 |
18 |
0 |
0 |
0 |
| VODI |
0 |
258 |
70 |
1085 |
876 |
0 |
0 |
0 |
| ODI |
0 |
16 |
3 |
519 |
3616 |
449 |
1 |
0 |
| CDI |
0 |
3 |
2 |
157 |
1494 |
2548 |
75 |
0 |
| VCDI |
0 |
0 |
0 |
6 |
71 |
3280 |
3593 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
19000 |
6344 |
74 |
371 |
8 |
0 |
0 |
0 |
| OW |
120 |
1352 |
46 |
488 |
28 |
0 |
0 |
0 |
| VODI |
0 |
286 |
64 |
937 |
915 |
0 |
0 |
0 |
| ODI |
0 |
16 |
6 |
595 |
3599 |
416 |
5 |
0 |
| CDI |
0 |
2 |
2 |
130 |
1447 |
2622 |
79 |
0 |
| VCDI |
0 |
0 |
0 |
6 |
84 |
3239 |
3585 |
0 |
|
Date: 2017-08-28:
| 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 |
18956 |
7352 |
58 |
243 |
3 |
0 |
0 |
0 |
| OW |
0 |
875 |
82 |
509 |
4 |
0 |
0 |
0 |
| VODI |
0 |
68 |
32 |
1263 |
378 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
224 |
5151 |
213 |
0 |
0 |
| CDI |
0 |
0 |
0 |
21 |
703 |
3134 |
10 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
71 |
4723 |
1793 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
18826 |
6584 |
52 |
313 |
9 |
0 |
0 |
0 |
| OW |
130 |
1305 |
44 |
509 |
43 |
0 |
0 |
0 |
| VODI |
0 |
378 |
67 |
763 |
992 |
14 |
0 |
0 |
| ODI |
0 |
28 |
9 |
534 |
3529 |
388 |
0 |
0 |
| CDI |
0 |
0 |
0 |
133 |
1614 |
2110 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
8 |
123 |
5558 |
1803 |
0 |
|
Date: 2017-08-30:
| 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 |
19539 |
7043 |
50 |
272 |
6 |
0 |
0 |
0 |
| OW |
0 |
767 |
52 |
504 |
11 |
0 |
0 |
0 |
| VODI |
0 |
106 |
52 |
1249 |
365 |
0 |
0 |
0 |
| ODI |
0 |
1 |
3 |
424 |
4764 |
252 |
0 |
0 |
| CDI |
0 |
0 |
0 |
28 |
955 |
2414 |
32 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
95 |
4784 |
2098 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
19338 |
5993 |
49 |
353 |
14 |
0 |
0 |
0 |
| OW |
201 |
1306 |
36 |
427 |
37 |
0 |
0 |
0 |
| VODI |
0 |
514 |
45 |
897 |
676 |
6 |
0 |
0 |
| ODI |
0 |
103 |
25 |
554 |
3451 |
341 |
0 |
0 |
| CDI |
0 |
1 |
2 |
241 |
1898 |
1707 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
5 |
120 |
5396 |
2130 |
0 |
|
Date: 2017-09-01:
| 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 |
20071 |
6373 |
43 |
301 |
14 |
0 |
0 |
0 |
| OW |
0 |
775 |
73 |
475 |
55 |
0 |
0 |
0 |
| VODI |
0 |
157 |
56 |
799 |
721 |
4 |
0 |
0 |
| ODI |
0 |
6 |
3 |
420 |
4204 |
902 |
0 |
0 |
| CDI |
0 |
0 |
0 |
41 |
969 |
2140 |
34 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
63 |
5203 |
1960 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
19987 |
5406 |
46 |
308 |
34 |
0 |
0 |
0 |
| OW |
84 |
1231 |
42 |
409 |
80 |
6 |
0 |
0 |
| VODI |
0 |
509 |
60 |
557 |
931 |
26 |
0 |
0 |
| ODI |
0 |
145 |
21 |
490 |
3041 |
825 |
0 |
0 |
| CDI |
0 |
20 |
6 |
268 |
1840 |
1327 |
8 |
0 |
| VCDI |
0 |
0 |
0 |
8 |
100 |
6065 |
1986 |
0 |
|
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