Validation of ice type - Asian 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 |
76 |
81 |
0 |
| FY ice |
5 |
21679 |
678 |
| MY ice |
0 |
5617 |
168 |
|
...date precedes bulletin
|
Date: 2023-04-16:
| Best estimate |
Forecast |
|
observations |
|
open |
FY ice |
MY ice |
m
d
l |
open |
101 |
59 |
0 |
| FY ice |
24 |
22033 |
381 |
| MY ice |
0 |
5644 |
167 |
|
...date precedes bulletin
|
Date: 2023-04-18:
| Best estimate |
Forecast |
|
observations |
|
open |
FY ice |
MY ice |
m
d
l |
open |
114 |
77 |
0 |
| FY ice |
10 |
21774 |
479 |
| MY ice |
0 |
5604 |
201 |
|
...date precedes bulletin
|
Date: 2023-04-20:
| Best estimate |
Forecast |
|
observations |
|
open |
FY ice |
MY ice |
m
d
l |
open |
174 |
65 |
0 |
| FY ice |
40 |
22337 |
311 |
| MY ice |
3 |
5600 |
159 |
|
|
observations |
|
open |
FY ice |
MY ice |
m
d
l |
open |
177 |
68 |
0 |
| FY ice |
37 |
22024 |
312 |
| MY ice |
3 |
5910 |
158 |
|
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 |
257 |
43 |
0 |
| FY ice |
256 |
23031 |
51 |
| MY ice |
25 |
6085 |
29 |
|
|
observations |
|
open |
FY ice |
MY ice |
m
d
l |
open |
236 |
26 |
0 |
| FY ice |
266 |
22808 |
50 |
| MY ice |
36 |
6325 |
30 |
|
Date: 2023-04-26:
| Best estimate |
Forecast |
|
observations |
|
open |
FY ice |
MY ice |
m
d
l |
open |
314 |
35 |
0 |
| FY ice |
335 |
22739 |
110 |
| MY ice |
29 |
6011 |
39 |
|
|
observations |
|
open |
FY ice |
MY ice |
m
d
l |
open |
282 |
13 |
0 |
| FY ice |
360 |
22556 |
108 |
| MY ice |
36 |
6216 |
41 |
|
Date: 2023-04-28:
| Best estimate |
Forecast |
|
observations |
|
open |
FY ice |
MY ice |
m
d
l |
open |
278 |
63 |
0 |
| FY ice |
313 |
22525 |
216 |
| MY ice |
19 |
5921 |
45 |
|
|
observations |
|
open |
FY ice |
MY ice |
m
d
l |
open |
258 |
44 |
0 |
| FY ice |
328 |
22346 |
214 |
| MY ice |
24 |
6119 |
47 |
|
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