Validation of sea ice concentration - American sector
Bulletin date: 2015-04-30
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2015-04-24:
| 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 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
12 |
5 |
0 |
0 |
| ODI |
0 |
0 |
0 |
11 |
77 |
60 |
7 |
0 |
| CDI |
0 |
0 |
0 |
10 |
259 |
572 |
216 |
0 |
| VCDI |
0 |
0 |
0 |
40 |
776 |
5831 |
19213 |
18777 |
|
...date precedes bulletin
|
Date: 2015-04-26:
| 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 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
30 |
63 |
2 |
19 |
0 |
| ODI |
0 |
0 |
0 |
43 |
93 |
22 |
16 |
0 |
| CDI |
0 |
0 |
0 |
71 |
286 |
511 |
164 |
19 |
| VCDI |
0 |
0 |
0 |
42 |
828 |
4988 |
19560 |
19109 |
|
...date precedes bulletin
|
Date: 2015-04-28:
| 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 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
48 |
21 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
68 |
54 |
7 |
8 |
0 |
| ODI |
0 |
0 |
0 |
37 |
84 |
36 |
12 |
0 |
| CDI |
0 |
0 |
0 |
54 |
380 |
547 |
199 |
29 |
| VCDI |
0 |
0 |
0 |
120 |
656 |
4616 |
19068 |
19822 |
|
...date precedes bulletin
|
Date: 2015-04-30:
| 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 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
31 |
10 |
2 |
2 |
0 |
| VODI |
0 |
0 |
0 |
48 |
69 |
2 |
12 |
0 |
| ODI |
0 |
0 |
0 |
38 |
132 |
20 |
20 |
0 |
| CDI |
0 |
0 |
0 |
102 |
476 |
448 |
85 |
3 |
| VCDI |
0 |
0 |
0 |
263 |
842 |
4686 |
19349 |
19226 |
|
|
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 |
23 |
1 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
22 |
11 |
1 |
0 |
0 |
| VODI |
0 |
0 |
0 |
38 |
83 |
2 |
12 |
0 |
| ODI |
0 |
0 |
0 |
36 |
138 |
24 |
22 |
0 |
| CDI |
0 |
0 |
0 |
102 |
456 |
481 |
85 |
16 |
| VCDI |
0 |
0 |
0 |
261 |
840 |
4650 |
19349 |
19213 |
|
Date: 2015-05-02:
| 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 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
9 |
5 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
43 |
47 |
5 |
1 |
0 |
| ODI |
0 |
0 |
0 |
38 |
96 |
71 |
70 |
0 |
| CDI |
0 |
0 |
0 |
106 |
376 |
394 |
324 |
17 |
| VCDI |
0 |
0 |
0 |
121 |
1370 |
5528 |
18583 |
18662 |
|
|
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 |
4 |
2 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
15 |
5 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
36 |
64 |
4 |
1 |
0 |
| ODI |
0 |
0 |
0 |
40 |
118 |
77 |
87 |
0 |
| CDI |
0 |
0 |
0 |
105 |
361 |
467 |
308 |
18 |
| VCDI |
0 |
0 |
0 |
117 |
1344 |
5450 |
18582 |
18661 |
|
Date: 2015-05-04:
| 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 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
14 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
39 |
34 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
31 |
196 |
35 |
0 |
0 |
| CDI |
0 |
0 |
0 |
43 |
480 |
520 |
92 |
4 |
| VCDI |
0 |
0 |
0 |
61 |
989 |
5111 |
17485 |
20731 |
|
|
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 |
12 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
31 |
47 |
2 |
0 |
0 |
| ODI |
0 |
0 |
0 |
27 |
137 |
33 |
8 |
0 |
| CDI |
0 |
0 |
0 |
49 |
411 |
457 |
127 |
40 |
| VCDI |
0 |
0 |
0 |
69 |
1104 |
5175 |
17442 |
20695 |
|
Date: 2015-05-06:
| 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 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
7 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
20 |
34 |
9 |
0 |
0 |
| ODI |
0 |
0 |
0 |
133 |
119 |
82 |
5 |
0 |
| CDI |
0 |
0 |
0 |
74 |
435 |
500 |
58 |
0 |
| VCDI |
0 |
0 |
0 |
76 |
1449 |
4493 |
17981 |
20391 |
|
|
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 |
0 |
6 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
47 |
52 |
4 |
0 |
0 |
| ODI |
0 |
0 |
0 |
99 |
107 |
74 |
1 |
0 |
| CDI |
0 |
0 |
0 |
55 |
368 |
377 |
79 |
13 |
| VCDI |
0 |
0 |
0 |
102 |
1511 |
4629 |
17964 |
20378 |
|
Date: 2015-05-08:
| 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 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
10 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
12 |
21 |
7 |
0 |
0 |
| ODI |
0 |
0 |
0 |
38 |
118 |
87 |
0 |
0 |
| CDI |
0 |
0 |
0 |
84 |
438 |
602 |
37 |
12 |
| VCDI |
0 |
0 |
0 |
281 |
1477 |
6252 |
18321 |
18069 |
|
|
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 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
3 |
26 |
9 |
0 |
0 |
| ODI |
0 |
0 |
0 |
46 |
113 |
73 |
4 |
0 |
| CDI |
0 |
0 |
0 |
38 |
369 |
436 |
62 |
0 |
| VCDI |
0 |
0 |
0 |
338 |
1546 |
6430 |
18292 |
18081 |
|
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