Validation of sea ice concentration - American sector
Bulletin date: 2022-04-28
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-04-22:
| 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 |
1 |
1 |
0 |
0 |
0 |
| VODI |
0 |
0 |
1 |
1 |
2 |
9 |
31 |
0 |
| ODI |
0 |
0 |
0 |
8 |
19 |
24 |
17 |
0 |
| CDI |
0 |
0 |
0 |
2 |
96 |
189 |
154 |
0 |
| VCDI |
0 |
0 |
0 |
26 |
275 |
1454 |
14600 |
28956 |
|
...date precedes bulletin
|
Date: 2022-04-24:
| 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 |
1 |
1 |
0 |
0 |
0 |
| VODI |
0 |
0 |
2 |
2 |
7 |
2 |
4 |
0 |
| ODI |
0 |
0 |
1 |
12 |
19 |
36 |
39 |
0 |
| CDI |
0 |
0 |
0 |
1 |
69 |
190 |
185 |
1 |
| VCDI |
0 |
0 |
0 |
2 |
212 |
1427 |
14874 |
28779 |
|
...date precedes bulletin
|
Date: 2022-04-26:
| 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 |
5 |
2 |
4 |
7 |
0 |
0 |
0 |
| ODI |
0 |
2 |
3 |
19 |
48 |
26 |
0 |
0 |
| CDI |
0 |
0 |
2 |
27 |
115 |
245 |
53 |
0 |
| VCDI |
0 |
0 |
0 |
60 |
444 |
1362 |
16500 |
26942 |
|
...date precedes bulletin
|
Date: 2022-04-28:
| 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 |
8 |
0 |
5 |
12 |
2 |
0 |
0 |
| ODI |
0 |
12 |
4 |
33 |
23 |
13 |
6 |
0 |
| CDI |
0 |
8 |
9 |
69 |
116 |
217 |
132 |
5 |
| VCDI |
0 |
0 |
16 |
134 |
572 |
1996 |
16733 |
25741 |
|
|
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 |
1 |
0 |
0 |
| VODI |
0 |
7 |
0 |
4 |
7 |
3 |
0 |
0 |
| ODI |
0 |
12 |
3 |
32 |
27 |
16 |
5 |
0 |
| CDI |
0 |
9 |
10 |
67 |
104 |
229 |
140 |
18 |
| VCDI |
0 |
0 |
16 |
138 |
582 |
1979 |
16726 |
25728 |
|
Date: 2022-04-30:
| 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 |
2 |
2 |
1 |
0 |
0 |
| VODI |
0 |
7 |
0 |
9 |
4 |
5 |
3 |
0 |
| ODI |
0 |
11 |
2 |
27 |
9 |
20 |
41 |
0 |
| CDI |
0 |
17 |
4 |
77 |
134 |
144 |
252 |
30 |
| VCDI |
0 |
15 |
15 |
202 |
649 |
1944 |
14742 |
27498 |
|
|
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 |
1 |
0 |
0 |
0 |
| OW |
0 |
1 |
0 |
2 |
1 |
5 |
0 |
0 |
| VODI |
0 |
6 |
0 |
10 |
2 |
2 |
2 |
0 |
| ODI |
0 |
10 |
2 |
27 |
14 |
19 |
34 |
0 |
| CDI |
0 |
16 |
3 |
68 |
125 |
161 |
257 |
27 |
| VCDI |
0 |
17 |
16 |
210 |
655 |
1927 |
14745 |
27501 |
|
Date: 2022-05-02:
| 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 |
1 |
1 |
0 |
0 |
0 |
0 |
| VODI |
0 |
3 |
4 |
22 |
18 |
5 |
0 |
0 |
| ODI |
0 |
2 |
6 |
45 |
61 |
37 |
29 |
0 |
| CDI |
0 |
5 |
24 |
103 |
222 |
267 |
192 |
8 |
| VCDI |
0 |
9 |
40 |
132 |
717 |
2073 |
16653 |
25187 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
1 |
1 |
1 |
0 |
0 |
0 |
| VODI |
0 |
2 |
0 |
7 |
4 |
3 |
0 |
0 |
| ODI |
0 |
1 |
6 |
26 |
39 |
30 |
26 |
0 |
| CDI |
0 |
4 |
16 |
96 |
156 |
196 |
274 |
12 |
| VCDI |
0 |
12 |
51 |
173 |
818 |
2153 |
16574 |
25183 |
|
Date: 2022-05-04:
| 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 |
1 |
0 |
0 |
0 |
| VODI |
0 |
3 |
7 |
10 |
9 |
0 |
1 |
0 |
| ODI |
0 |
3 |
14 |
58 |
59 |
24 |
3 |
0 |
| CDI |
0 |
10 |
18 |
128 |
248 |
510 |
264 |
40 |
| VCDI |
0 |
17 |
49 |
271 |
753 |
2097 |
20843 |
20426 |
|
|
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 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
1 |
1 |
1 |
1 |
1 |
2 |
0 |
| ODI |
0 |
2 |
5 |
37 |
34 |
25 |
5 |
0 |
| CDI |
0 |
8 |
25 |
105 |
193 |
339 |
300 |
43 |
| VCDI |
0 |
21 |
57 |
324 |
842 |
2266 |
20804 |
20423 |
|
Date: 2022-05-06:
| 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 |
1 |
0 |
0 |
0 |
0 |
0 |
0 |
| VODI |
0 |
13 |
12 |
11 |
8 |
0 |
0 |
0 |
| ODI |
0 |
13 |
23 |
53 |
31 |
28 |
1 |
0 |
| CDI |
0 |
23 |
32 |
121 |
223 |
287 |
237 |
40 |
| VCDI |
0 |
26 |
46 |
281 |
850 |
2107 |
20634 |
20765 |
|
|
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 |
5 |
2 |
7 |
3 |
0 |
0 |
0 |
| ODI |
0 |
14 |
17 |
30 |
28 |
27 |
7 |
0 |
| CDI |
0 |
22 |
27 |
86 |
140 |
174 |
200 |
43 |
| VCDI |
0 |
35 |
67 |
343 |
941 |
2221 |
20665 |
20762 |
|
Generated by /metno/routine/sms/V2/xSIvalidation/AMSR2SIwebPageSector.sh ma. 09. jan. 09:17:20 +0000 2023 on arcval