Validation of sea ice concentration - American sector
Bulletin date: 2025-01-21
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-01-21:
| 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 |
8 |
8 |
0 |
| CDI |
0 |
0 |
0 |
7 |
27 |
136 |
184 |
101 |
| VCDI |
0 |
0 |
0 |
178 |
605 |
2685 |
13425 |
28229 |
|
Date: 2025-01-23:
| 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 |
9 |
10 |
1 |
0 |
| CDI |
0 |
0 |
0 |
6 |
38 |
129 |
109 |
54 |
| VCDI |
0 |
0 |
0 |
20 |
330 |
2634 |
14262 |
27992 |
|
Date: 2025-01-25:
| 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 |
11 |
10 |
12 |
0 |
| CDI |
0 |
0 |
0 |
4 |
29 |
121 |
109 |
76 |
| VCDI |
0 |
0 |
0 |
38 |
191 |
2616 |
13190 |
29187 |
|
Date: 2025-01-27:
| 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 |
4 |
2 |
0 |
| CDI |
0 |
0 |
0 |
0 |
4 |
107 |
116 |
72 |
| VCDI |
0 |
0 |
0 |
0 |
114 |
1939 |
13124 |
30112 |
|
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