Validation of sea ice concentration - American sector
Bulletin date: 2020-06-04
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-05-29:
| 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 |
0 |
1540 |
115 |
791 |
189 |
5 |
0 |
0 |
| OW |
0 |
149 |
14 |
284 |
550 |
44 |
8 |
0 |
| VODI |
0 |
56 |
15 |
160 |
912 |
290 |
28 |
0 |
| ODI |
0 |
5 |
6 |
114 |
651 |
606 |
107 |
0 |
| CDI |
0 |
11 |
1 |
48 |
649 |
2792 |
2486 |
0 |
| VCDI |
0 |
4 |
0 |
6 |
33 |
1423 |
11060 |
20714 |
|
...date precedes bulletin
|
Date: 2020-05-31:
| 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 |
0 |
1814 |
114 |
853 |
245 |
12 |
0 |
0 |
| OW |
0 |
160 |
7 |
299 |
640 |
76 |
15 |
0 |
| VODI |
0 |
56 |
10 |
177 |
825 |
402 |
39 |
0 |
| ODI |
0 |
2 |
3 |
126 |
554 |
560 |
146 |
12 |
| CDI |
0 |
13 |
1 |
25 |
669 |
2326 |
2904 |
498 |
| VCDI |
0 |
1 |
1 |
6 |
47 |
848 |
10329 |
21051 |
|
...date precedes bulletin
|
Date: 2020-06-02:
| 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 |
0 |
2063 |
108 |
827 |
230 |
5 |
0 |
0 |
| OW |
0 |
133 |
10 |
326 |
357 |
16 |
6 |
0 |
| VODI |
0 |
69 |
20 |
302 |
791 |
81 |
9 |
0 |
| ODI |
0 |
8 |
2 |
50 |
838 |
618 |
13 |
0 |
| CDI |
0 |
14 |
1 |
24 |
632 |
2620 |
763 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
69 |
1082 |
14922 |
18857 |
|
...date precedes bulletin
|
Date: 2020-06-04:
| 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 |
0 |
2027 |
101 |
1034 |
268 |
6 |
0 |
0 |
| OW |
0 |
214 |
14 |
339 |
517 |
10 |
4 |
0 |
| VODI |
0 |
56 |
19 |
246 |
1024 |
160 |
5 |
0 |
| ODI |
0 |
12 |
4 |
114 |
639 |
828 |
35 |
0 |
| CDI |
0 |
14 |
0 |
68 |
658 |
2353 |
1241 |
0 |
| VCDI |
0 |
0 |
0 |
16 |
110 |
1757 |
11978 |
19995 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
2088 |
107 |
1080 |
347 |
8 |
0 |
0 |
| OW |
0 |
148 |
13 |
300 |
468 |
14 |
1 |
0 |
| VODI |
0 |
57 |
10 |
240 |
994 |
212 |
8 |
0 |
| ODI |
0 |
18 |
8 |
96 |
602 |
764 |
29 |
0 |
| CDI |
0 |
12 |
0 |
83 |
696 |
2227 |
1236 |
0 |
| VCDI |
0 |
0 |
0 |
18 |
109 |
1889 |
11989 |
19995 |
|
Date: 2020-06-06:
| 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 |
0 |
2419 |
125 |
975 |
353 |
8 |
0 |
0 |
| OW |
0 |
216 |
20 |
436 |
575 |
37 |
3 |
0 |
| VODI |
0 |
78 |
24 |
260 |
891 |
391 |
16 |
0 |
| ODI |
0 |
24 |
8 |
168 |
490 |
754 |
133 |
0 |
| CDI |
0 |
4 |
2 |
106 |
608 |
1751 |
2148 |
8 |
| VCDI |
0 |
0 |
0 |
53 |
113 |
572 |
11133 |
20964 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
2466 |
131 |
1077 |
495 |
13 |
0 |
0 |
| OW |
0 |
161 |
19 |
340 |
567 |
34 |
1 |
0 |
| VODI |
0 |
79 |
16 |
250 |
775 |
398 |
15 |
0 |
| ODI |
0 |
33 |
10 |
152 |
438 |
687 |
122 |
0 |
| CDI |
0 |
2 |
3 |
127 |
643 |
1740 |
2055 |
15 |
| VCDI |
0 |
0 |
0 |
52 |
112 |
641 |
11240 |
20957 |
|
Date: 2020-06-08:
| 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 |
51 |
2989 |
114 |
914 |
212 |
5 |
0 |
0 |
| OW |
12 |
262 |
38 |
439 |
253 |
16 |
0 |
0 |
| VODI |
0 |
83 |
29 |
448 |
705 |
62 |
11 |
0 |
| ODI |
0 |
21 |
4 |
211 |
1150 |
465 |
23 |
0 |
| CDI |
0 |
7 |
3 |
82 |
437 |
2691 |
590 |
0 |
| VCDI |
0 |
0 |
0 |
14 |
150 |
1328 |
10195 |
21852 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
52 |
2945 |
117 |
1166 |
531 |
19 |
0 |
0 |
| OW |
11 |
196 |
32 |
259 |
613 |
75 |
2 |
0 |
| VODI |
0 |
152 |
16 |
209 |
585 |
536 |
37 |
0 |
| ODI |
0 |
52 |
15 |
204 |
380 |
659 |
241 |
0 |
| CDI |
0 |
12 |
5 |
184 |
570 |
1830 |
2076 |
2 |
| VCDI |
0 |
5 |
3 |
86 |
228 |
1448 |
8463 |
21850 |
|
Date: 2020-06-10:
| 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 |
97 |
3184 |
144 |
1027 |
328 |
7 |
0 |
0 |
| OW |
15 |
239 |
41 |
463 |
424 |
26 |
8 |
0 |
| VODI |
0 |
60 |
23 |
318 |
931 |
157 |
20 |
0 |
| ODI |
0 |
51 |
10 |
190 |
783 |
612 |
50 |
0 |
| CDI |
0 |
4 |
1 |
93 |
598 |
2216 |
1271 |
0 |
| VCDI |
0 |
0 |
0 |
6 |
202 |
1625 |
10376 |
20266 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
98 |
3057 |
137 |
1176 |
787 |
73 |
0 |
0 |
| OW |
14 |
203 |
31 |
189 |
631 |
158 |
15 |
0 |
| VODI |
0 |
154 |
22 |
238 |
466 |
525 |
102 |
0 |
| ODI |
0 |
120 |
26 |
237 |
482 |
495 |
364 |
0 |
| CDI |
0 |
4 |
3 |
187 |
631 |
1612 |
2336 |
6 |
| VCDI |
0 |
0 |
0 |
70 |
269 |
1780 |
8908 |
20260 |
|
Date: 2020-06-12:
| 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 |
160 |
3601 |
178 |
1147 |
219 |
3 |
2 |
0 |
| OW |
20 |
167 |
46 |
612 |
484 |
5 |
13 |
0 |
| VODI |
0 |
68 |
24 |
412 |
1072 |
131 |
21 |
0 |
| ODI |
0 |
14 |
1 |
147 |
821 |
509 |
58 |
0 |
| CDI |
0 |
6 |
1 |
66 |
779 |
2943 |
646 |
0 |
| VCDI |
0 |
0 |
0 |
31 |
241 |
3329 |
8633 |
19256 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
166 |
3360 |
165 |
1435 |
792 |
79 |
1 |
0 |
| OW |
14 |
256 |
27 |
208 |
651 |
154 |
17 |
0 |
| VODI |
0 |
164 |
36 |
287 |
546 |
462 |
121 |
0 |
| ODI |
0 |
69 |
21 |
298 |
555 |
431 |
391 |
0 |
| CDI |
0 |
7 |
1 |
105 |
829 |
2831 |
1552 |
0 |
| VCDI |
0 |
0 |
0 |
82 |
243 |
2963 |
7291 |
19256 |
|
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