Validation of ice type - American sector
Bulletin date: 2023-04-20
Data source: OSI SAF N.H. sea ice type
Model vs. observations, ice type area extent contingency tables
Date: 2023-04-14:
| Best estimate |
Forecast |
|
observations |
|
open |
FY ice |
MY ice |
m
d
l |
open |
0 |
0 |
0 |
| FY ice |
0 |
21736 |
596 |
| MY ice |
0 |
7218 |
8212 |
|
...date precedes bulletin
|
Date: 2023-04-16:
| Best estimate |
Forecast |
|
observations |
|
open |
FY ice |
MY ice |
m
d
l |
open |
0 |
0 |
0 |
| FY ice |
43 |
21503 |
558 |
| MY ice |
3 |
7190 |
8203 |
|
...date precedes bulletin
|
Date: 2023-04-18:
| Best estimate |
Forecast |
|
observations |
|
open |
FY ice |
MY ice |
m
d
l |
open |
0 |
0 |
0 |
| FY ice |
129 |
21917 |
383 |
| MY ice |
11 |
7859 |
7729 |
|
...date precedes bulletin
|
Date: 2023-04-20:
| Best estimate |
Forecast |
|
observations |
|
open |
FY ice |
MY ice |
m
d
l |
open |
5 |
0 |
0 |
| FY ice |
166 |
21623 |
428 |
| MY ice |
56 |
7633 |
7856 |
|
|
observations |
|
open |
FY ice |
MY ice |
m
d
l |
open |
4 |
0 |
0 |
| FY ice |
165 |
21471 |
388 |
| MY ice |
58 |
7785 |
7896 |
|
Date: 2023-04-22:
| Best estimate |
Forecast |
|
observations |
|
open |
FY ice |
MY ice |
m
d
l |
open |
0 |
0 |
0 |
| FY ice |
0 |
0 |
0 |
| MY ice |
0 |
0 |
0 |
|
|
observations |
|
open |
FY ice |
MY ice |
m
d
l |
open |
0 |
0 |
0 |
| FY ice |
0 |
0 |
0 |
| MY ice |
0 |
0 |
0 |
|
Date: 2023-04-24:
| Best estimate |
Forecast |
|
observations |
|
open |
FY ice |
MY ice |
m
d
l |
open |
3 |
1 |
0 |
| FY ice |
102 |
21950 |
294 |
| MY ice |
32 |
8676 |
7145 |
|
|
observations |
|
open |
FY ice |
MY ice |
m
d
l |
open |
4 |
2 |
0 |
| FY ice |
99 |
21789 |
258 |
| MY ice |
34 |
8836 |
7181 |
|
Date: 2023-04-26:
| Best estimate |
Forecast |
|
observations |
|
open |
FY ice |
MY ice |
m
d
l |
open |
12 |
0 |
0 |
| FY ice |
78 |
21569 |
289 |
| MY ice |
28 |
8248 |
7224 |
|
|
observations |
|
open |
FY ice |
MY ice |
m
d
l |
open |
18 |
2 |
0 |
| FY ice |
63 |
21378 |
248 |
| MY ice |
37 |
8437 |
7265 |
|
Date: 2023-04-28:
| Best estimate |
Forecast |
|
observations |
|
open |
FY ice |
MY ice |
m
d
l |
open |
16 |
15 |
0 |
| FY ice |
66 |
21431 |
394 |
| MY ice |
10 |
7889 |
7390 |
|
|
observations |
|
open |
FY ice |
MY ice |
m
d
l |
open |
15 |
4 |
0 |
| FY ice |
69 |
21198 |
323 |
| MY ice |
8 |
8133 |
7461 |
|
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