Validation of sea ice concentration - American sector
Bulletin date: 2023-05-16
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2023-05-16:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
50 |
2 |
72 |
18 |
23 |
5 |
0 |
| OW |
0 |
55 |
3 |
71 |
23 |
27 |
6 |
0 |
| VODI |
0 |
75 |
10 |
240 |
134 |
110 |
79 |
2 |
| ODI |
0 |
61 |
7 |
229 |
273 |
314 |
298 |
41 |
| CDI |
0 |
93 |
22 |
301 |
475 |
1010 |
1634 |
950 |
| VCDI |
0 |
18 |
3 |
249 |
750 |
3887 |
16542 |
17434 |
|
Date: 2023-05-18:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
193 |
20 |
196 |
53 |
26 |
1 |
0 |
| OW |
0 |
35 |
1 |
90 |
71 |
33 |
10 |
0 |
| VODI |
0 |
47 |
4 |
123 |
171 |
84 |
40 |
4 |
| ODI |
0 |
56 |
4 |
170 |
286 |
310 |
198 |
29 |
| CDI |
0 |
104 |
11 |
283 |
396 |
843 |
1327 |
719 |
| VCDI |
0 |
65 |
6 |
273 |
706 |
3179 |
14254 |
21175 |
|
Date: 2023-05-20:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
341 |
20 |
241 |
142 |
26 |
12 |
0 |
| OW |
0 |
33 |
3 |
111 |
85 |
26 |
17 |
0 |
| VODI |
0 |
38 |
5 |
144 |
162 |
98 |
79 |
2 |
| ODI |
0 |
37 |
3 |
137 |
320 |
313 |
290 |
8 |
| CDI |
0 |
95 |
17 |
250 |
404 |
824 |
1451 |
294 |
| VCDI |
0 |
105 |
14 |
411 |
803 |
3580 |
22210 |
12445 |
|
Date: 2023-05-22:
| Forecast |
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
432 |
15 |
310 |
194 |
33 |
20 |
1 |
| OW |
0 |
31 |
0 |
103 |
69 |
15 |
20 |
0 |
| VODI |
0 |
42 |
7 |
135 |
180 |
123 |
84 |
5 |
| ODI |
0 |
39 |
5 |
137 |
288 |
317 |
295 |
12 |
| CDI |
0 |
123 |
14 |
247 |
413 |
704 |
1629 |
722 |
| VCDI |
0 |
158 |
8 |
421 |
1129 |
3164 |
20103 |
13849 |
|
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