Validation of sea ice concentration - American sector
Bulletin date: 2017-04-06
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2017-03-31:
| 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 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
0 |
23 |
1 |
0 |
| CDI |
0 |
0 |
0 |
0 |
1 |
68 |
24 |
19 |
| VCDI |
0 |
0 |
0 |
0 |
3 |
1367 |
10187 |
34173 |
|
...date precedes bulletin
|
Date: 2017-04-02:
| 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 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
0 |
20 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
0 |
77 |
52 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1210 |
9196 |
35311 |
|
...date precedes bulletin
|
Date: 2017-04-04:
| 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 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
18 |
38 |
1 |
0 |
| CDI |
0 |
0 |
0 |
0 |
50 |
161 |
91 |
16 |
| VCDI |
0 |
0 |
0 |
0 |
22 |
1248 |
8782 |
35439 |
|
...date precedes bulletin
|
Date: 2017-04-06:
| 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 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
14 |
0 |
0 |
1 |
| CDI |
0 |
0 |
0 |
0 |
57 |
152 |
94 |
77 |
| VCDI |
0 |
0 |
0 |
0 |
23 |
1625 |
11604 |
32219 |
|
|
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 |
0 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
3 |
0 |
0 |
1 |
| CDI |
0 |
0 |
0 |
0 |
60 |
149 |
115 |
81 |
| VCDI |
0 |
0 |
0 |
0 |
31 |
1628 |
11583 |
32215 |
|
Date: 2017-04-08:
| 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 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
1 |
45 |
18 |
1 |
| CDI |
0 |
0 |
0 |
0 |
31 |
231 |
204 |
63 |
| VCDI |
0 |
0 |
0 |
0 |
187 |
2929 |
12536 |
29620 |
|
|
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 |
0 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
2 |
32 |
7 |
0 |
| CDI |
0 |
0 |
0 |
0 |
44 |
276 |
251 |
48 |
| VCDI |
0 |
0 |
0 |
0 |
173 |
2897 |
12500 |
29636 |
|
Date: 2017-04-10:
| 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 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
37 |
29 |
10 |
0 |
| CDI |
0 |
0 |
0 |
0 |
118 |
255 |
74 |
20 |
| VCDI |
0 |
0 |
0 |
0 |
229 |
3986 |
12741 |
28367 |
|
|
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 |
0 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
31 |
30 |
9 |
0 |
| CDI |
0 |
0 |
0 |
0 |
100 |
265 |
153 |
63 |
| VCDI |
0 |
0 |
0 |
0 |
253 |
3975 |
12663 |
28324 |
|
Date: 2017-04-12:
| 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 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
63 |
25 |
3 |
0 |
| CDI |
0 |
0 |
0 |
0 |
95 |
191 |
75 |
28 |
| VCDI |
0 |
0 |
0 |
0 |
104 |
3066 |
13441 |
28775 |
|
|
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 |
1 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
78 |
53 |
11 |
0 |
| CDI |
0 |
0 |
0 |
0 |
99 |
288 |
171 |
53 |
| VCDI |
0 |
0 |
0 |
0 |
84 |
2941 |
13337 |
28750 |
|
Date: 2017-04-14:
| 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 |
31 |
11 |
15 |
0 |
| ODI |
0 |
0 |
0 |
3 |
44 |
60 |
13 |
0 |
| CDI |
0 |
0 |
0 |
9 |
129 |
265 |
48 |
16 |
| VCDI |
0 |
0 |
0 |
8 |
113 |
2696 |
16022 |
26383 |
|
|
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 |
0 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
22 |
6 |
12 |
0 |
| CDI |
0 |
0 |
0 |
0 |
97 |
234 |
176 |
14 |
| VCDI |
0 |
0 |
0 |
20 |
198 |
2792 |
15910 |
26385 |
|
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