Validation of sea ice concentration - American sector
Bulletin date: 2024-01-11
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: :
| 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 |
33 |
3 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
135 |
69 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
266 |
107 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
258 |
354 |
27 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
558 |
3594 |
11272 |
29190 |
|
...date precedes bulletin
|
Date: :
| 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 |
5 |
0 |
0 |
| VODI |
0 |
0 |
0 |
0 |
2 |
30 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
31 |
185 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
105 |
382 |
21 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
470 |
3293 |
13129 |
28213 |
|
...date precedes bulletin
|
Date: :
| 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 |
33 |
29 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
12 |
38 |
1 |
0 |
| CDI |
0 |
0 |
0 |
0 |
115 |
373 |
27 |
11 |
| VCDI |
0 |
0 |
0 |
0 |
453 |
3219 |
12157 |
29398 |
|
...date precedes bulletin
|
Date: :
| 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 |
24 |
6 |
0 |
| ODI |
0 |
0 |
0 |
0 |
0 |
54 |
11 |
0 |
| CDI |
0 |
0 |
0 |
0 |
31 |
210 |
35 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
419 |
3071 |
12521 |
29483 |
|
|
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 |
8 |
1 |
0 |
| ODI |
0 |
0 |
0 |
0 |
0 |
62 |
15 |
0 |
| CDI |
0 |
0 |
0 |
0 |
32 |
208 |
50 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
418 |
3081 |
12507 |
29483 |
|
Date: :
| 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 |
4 |
29 |
7 |
0 |
| VODI |
0 |
0 |
0 |
0 |
38 |
43 |
8 |
0 |
| ODI |
0 |
0 |
0 |
0 |
67 |
66 |
14 |
0 |
| CDI |
0 |
0 |
0 |
0 |
333 |
286 |
54 |
2 |
| VCDI |
0 |
0 |
0 |
2 |
765 |
4149 |
12983 |
27016 |
|
|
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 |
3 |
24 |
6 |
0 |
| VODI |
0 |
0 |
0 |
0 |
39 |
32 |
5 |
0 |
| ODI |
0 |
0 |
0 |
0 |
73 |
64 |
10 |
0 |
| CDI |
0 |
0 |
0 |
0 |
310 |
325 |
82 |
3 |
| VCDI |
0 |
0 |
0 |
2 |
782 |
4128 |
12963 |
27015 |
|
Date: :
| 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 |
8 |
10 |
12 |
0 |
0 |
| ODI |
0 |
0 |
0 |
19 |
158 |
67 |
1 |
0 |
| CDI |
0 |
0 |
0 |
18 |
335 |
306 |
74 |
1 |
| VCDI |
0 |
0 |
0 |
48 |
934 |
4435 |
11743 |
27697 |
|
|
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 |
74 |
17 |
0 |
| ODI |
0 |
0 |
0 |
5 |
49 |
97 |
45 |
0 |
| CDI |
0 |
0 |
0 |
13 |
365 |
336 |
150 |
1 |
| VCDI |
0 |
0 |
0 |
75 |
1023 |
4313 |
11606 |
27697 |
|
Date: :
| 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 |
46 |
0 |
0 |
| ODI |
0 |
0 |
0 |
0 |
12 |
45 |
32 |
0 |
| CDI |
0 |
0 |
0 |
4 |
161 |
299 |
85 |
7 |
| VCDI |
0 |
0 |
0 |
5 |
627 |
4374 |
11108 |
29061 |
|
|
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 |
16 |
39 |
33 |
0 |
| CDI |
0 |
0 |
0 |
5 |
119 |
488 |
155 |
9 |
| VCDI |
0 |
0 |
0 |
4 |
665 |
4237 |
11037 |
29059 |
|
Date: :
| 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 |
22 |
15 |
0 |
| ODI |
0 |
0 |
0 |
4 |
28 |
38 |
29 |
0 |
| CDI |
0 |
0 |
0 |
11 |
186 |
155 |
74 |
8 |
| VCDI |
0 |
0 |
0 |
9 |
532 |
3660 |
9317 |
31778 |
|
|
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 |
1 |
22 |
2 |
3 |
0 |
| CDI |
0 |
0 |
0 |
9 |
79 |
195 |
118 |
0 |
| VCDI |
0 |
0 |
0 |
14 |
645 |
3678 |
9314 |
31786 |
|
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