Validation of sea ice concentration - American sector
Bulletin date: 2017-05-11
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2017-05-05:
| 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 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
14 |
17 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
42 |
80 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
33 |
126 |
64 |
5 |
0 |
| CDI |
0 |
0 |
0 |
25 |
324 |
171 |
230 |
11 |
| VCDI |
0 |
0 |
0 |
48 |
979 |
3108 |
12956 |
27632 |
|
...date precedes bulletin
|
Date: 2017-05-07:
| 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 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
19 |
16 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
87 |
25 |
6 |
0 |
0 |
| ODI |
0 |
0 |
0 |
88 |
114 |
28 |
6 |
0 |
| CDI |
0 |
0 |
0 |
112 |
379 |
255 |
204 |
0 |
| VCDI |
0 |
0 |
0 |
161 |
1371 |
4013 |
13129 |
25853 |
|
...date precedes bulletin
|
Date: 2017-05-09:
| 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 |
2 |
0 |
3 |
1 |
0 |
0 |
0 |
| OW |
0 |
5 |
20 |
50 |
43 |
0 |
0 |
0 |
| VODI |
0 |
0 |
9 |
80 |
113 |
11 |
0 |
0 |
| ODI |
0 |
0 |
6 |
51 |
225 |
71 |
6 |
0 |
| CDI |
0 |
0 |
4 |
107 |
639 |
499 |
98 |
49 |
| VCDI |
0 |
0 |
0 |
120 |
1410 |
5002 |
14022 |
23220 |
|
...date precedes bulletin
|
Date: 2017-05-11:
| 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 |
15 |
6 |
9 |
0 |
0 |
0 |
0 |
| OW |
0 |
15 |
17 |
54 |
13 |
0 |
0 |
0 |
| VODI |
0 |
8 |
15 |
56 |
64 |
4 |
0 |
0 |
| ODI |
0 |
0 |
16 |
133 |
136 |
84 |
10 |
0 |
| CDI |
0 |
0 |
22 |
277 |
518 |
742 |
202 |
12 |
| VCDI |
0 |
0 |
0 |
310 |
1469 |
4299 |
15123 |
22237 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
19 |
7 |
19 |
2 |
0 |
0 |
0 |
| OW |
0 |
12 |
16 |
44 |
17 |
0 |
0 |
0 |
| VODI |
0 |
7 |
12 |
52 |
68 |
1 |
0 |
0 |
| ODI |
0 |
0 |
18 |
118 |
129 |
75 |
3 |
0 |
| CDI |
0 |
0 |
23 |
302 |
518 |
769 |
215 |
34 |
| VCDI |
0 |
0 |
0 |
304 |
1466 |
4284 |
15117 |
22215 |
|
Date: 2017-05-13:
| 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 |
41 |
15 |
19 |
1 |
0 |
0 |
0 |
| OW |
0 |
26 |
39 |
39 |
8 |
0 |
0 |
0 |
| VODI |
0 |
51 |
52 |
77 |
57 |
1 |
0 |
0 |
| ODI |
0 |
29 |
82 |
145 |
165 |
28 |
3 |
0 |
| CDI |
0 |
5 |
168 |
312 |
874 |
659 |
156 |
1 |
| VCDI |
0 |
9 |
42 |
559 |
1448 |
4640 |
14171 |
21944 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
51 |
21 |
14 |
3 |
0 |
0 |
0 |
| OW |
0 |
14 |
32 |
39 |
13 |
0 |
0 |
0 |
| VODI |
0 |
38 |
42 |
82 |
65 |
1 |
0 |
0 |
| ODI |
0 |
42 |
71 |
147 |
160 |
18 |
4 |
0 |
| CDI |
0 |
8 |
186 |
341 |
845 |
678 |
121 |
6 |
| VCDI |
0 |
8 |
46 |
528 |
1467 |
4631 |
14205 |
21939 |
|
Date: 2017-05-15:
| 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 |
139 |
80 |
44 |
1 |
0 |
0 |
0 |
| OW |
0 |
143 |
139 |
200 |
39 |
2 |
0 |
0 |
| VODI |
0 |
27 |
78 |
388 |
133 |
11 |
0 |
0 |
| ODI |
0 |
9 |
136 |
338 |
318 |
55 |
12 |
0 |
| CDI |
0 |
0 |
67 |
578 |
1252 |
1189 |
66 |
0 |
| VCDI |
0 |
0 |
23 |
220 |
672 |
3896 |
12887 |
22724 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
56 |
41 |
5 |
4 |
0 |
0 |
0 |
| OW |
0 |
35 |
14 |
95 |
32 |
0 |
0 |
0 |
| VODI |
0 |
71 |
27 |
168 |
66 |
11 |
0 |
0 |
| ODI |
0 |
69 |
75 |
246 |
178 |
36 |
10 |
0 |
| CDI |
0 |
85 |
210 |
527 |
755 |
695 |
137 |
0 |
| VCDI |
0 |
2 |
156 |
727 |
1380 |
4411 |
12818 |
22724 |
|
Date: 2017-05-17:
| 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 |
126 |
214 |
151 |
24 |
2 |
0 |
0 |
| OW |
0 |
52 |
137 |
219 |
49 |
12 |
1 |
0 |
| VODI |
0 |
18 |
145 |
344 |
130 |
8 |
2 |
0 |
| ODI |
0 |
17 |
139 |
291 |
221 |
55 |
40 |
0 |
| CDI |
0 |
7 |
99 |
626 |
1090 |
1089 |
243 |
0 |
| VCDI |
0 |
0 |
60 |
358 |
962 |
3717 |
14627 |
20591 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
24 |
34 |
54 |
23 |
2 |
0 |
0 |
| OW |
0 |
15 |
24 |
136 |
51 |
6 |
0 |
0 |
| VODI |
0 |
75 |
57 |
241 |
110 |
20 |
5 |
0 |
| ODI |
0 |
61 |
172 |
264 |
154 |
64 |
42 |
0 |
| CDI |
0 |
43 |
378 |
596 |
633 |
563 |
344 |
13 |
| VCDI |
0 |
2 |
129 |
698 |
1505 |
4228 |
14522 |
20578 |
|
Date: 2017-05-19:
| 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 |
0 |
242 |
156 |
108 |
17 |
1 |
0 |
0 |
| OW |
0 |
60 |
133 |
225 |
62 |
15 |
1 |
0 |
| VODI |
0 |
42 |
194 |
308 |
124 |
15 |
7 |
0 |
| ODI |
0 |
30 |
125 |
288 |
227 |
74 |
27 |
0 |
| CDI |
0 |
5 |
187 |
772 |
976 |
586 |
296 |
0 |
| VCDI |
0 |
0 |
11 |
390 |
1216 |
3876 |
15999 |
19071 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
70 |
44 |
41 |
24 |
1 |
0 |
0 |
| OW |
0 |
60 |
30 |
140 |
74 |
15 |
2 |
0 |
| VODI |
0 |
95 |
115 |
305 |
150 |
15 |
6 |
0 |
| ODI |
0 |
92 |
175 |
265 |
171 |
79 |
71 |
0 |
| CDI |
0 |
54 |
346 |
822 |
733 |
564 |
568 |
28 |
| VCDI |
0 |
8 |
96 |
518 |
1470 |
3893 |
15683 |
19043 |
|
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