Validation of sea ice concentration - American sector
Bulletin date: 2022-05-12
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
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 |
0 |
0 |
0 |
1 |
0 |
0 |
0 |
| VODI |
0 |
0 |
0 |
19 |
25 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
30 |
91 |
28 |
0 |
0 |
| CDI |
0 |
0 |
0 |
44 |
289 |
453 |
137 |
40 |
| VCDI |
0 |
0 |
0 |
74 |
1044 |
2718 |
12657 |
28216 |
|
...date precedes bulletin
|
Date: 2022-05-08:
| 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 |
1 |
1 |
0 |
| VODI |
0 |
0 |
0 |
2 |
13 |
24 |
2 |
0 |
| ODI |
0 |
0 |
0 |
12 |
96 |
207 |
28 |
0 |
| CDI |
0 |
0 |
0 |
28 |
398 |
609 |
237 |
51 |
| VCDI |
0 |
35 |
9 |
165 |
1385 |
4294 |
13721 |
24548 |
|
...date precedes bulletin
|
Date: 2022-05-10:
| 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 |
32 |
155 |
73 |
0 |
0 |
| ODI |
0 |
6 |
0 |
18 |
277 |
203 |
14 |
0 |
| CDI |
0 |
21 |
1 |
63 |
713 |
684 |
116 |
33 |
| VCDI |
0 |
187 |
13 |
160 |
2806 |
5448 |
12572 |
22263 |
|
...date precedes bulletin
|
Date: 2022-05-12:
| 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 |
42 |
12 |
0 |
0 |
| VODI |
0 |
1 |
0 |
14 |
210 |
125 |
15 |
0 |
| ODI |
0 |
3 |
2 |
25 |
228 |
264 |
46 |
0 |
| CDI |
0 |
2 |
1 |
79 |
439 |
955 |
273 |
42 |
| VCDI |
0 |
78 |
12 |
205 |
1341 |
6964 |
11803 |
22685 |
|
|
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 |
9 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
33 |
6 |
0 |
0 |
| VODI |
0 |
1 |
0 |
12 |
201 |
119 |
10 |
0 |
| ODI |
0 |
3 |
1 |
24 |
231 |
253 |
35 |
0 |
| CDI |
0 |
2 |
2 |
75 |
467 |
997 |
208 |
57 |
| VCDI |
0 |
78 |
12 |
212 |
1319 |
6945 |
11884 |
22670 |
|
Date: 2022-05-14:
| 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 |
3 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
36 |
72 |
27 |
3 |
0 |
| VODI |
0 |
4 |
1 |
32 |
197 |
109 |
31 |
0 |
| ODI |
0 |
7 |
0 |
27 |
233 |
206 |
81 |
0 |
| CDI |
0 |
1 |
3 |
104 |
498 |
611 |
710 |
19 |
| VCDI |
0 |
61 |
9 |
221 |
1277 |
4292 |
14078 |
22913 |
|
|
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 |
22 |
11 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
25 |
53 |
20 |
0 |
0 |
| VODI |
0 |
3 |
1 |
19 |
205 |
102 |
20 |
0 |
| ODI |
0 |
8 |
0 |
27 |
240 |
204 |
74 |
0 |
| CDI |
0 |
1 |
3 |
109 |
519 |
681 |
756 |
31 |
| VCDI |
0 |
61 |
9 |
218 |
1252 |
4238 |
14053 |
22901 |
|
Date: 2022-05-16:
| 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 |
44 |
32 |
3 |
0 |
0 |
| VODI |
0 |
0 |
0 |
86 |
279 |
39 |
0 |
0 |
| ODI |
0 |
0 |
0 |
76 |
647 |
167 |
15 |
0 |
| CDI |
0 |
3 |
1 |
176 |
1213 |
1545 |
175 |
1 |
| VCDI |
0 |
56 |
8 |
156 |
860 |
3535 |
12333 |
24416 |
|
|
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 |
25 |
30 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
27 |
49 |
31 |
0 |
0 |
| VODI |
0 |
0 |
0 |
29 |
275 |
131 |
6 |
0 |
| ODI |
0 |
0 |
0 |
36 |
330 |
158 |
47 |
0 |
| CDI |
0 |
0 |
0 |
183 |
1032 |
1213 |
259 |
37 |
| VCDI |
0 |
59 |
9 |
238 |
1315 |
3756 |
12211 |
24380 |
|
Date: 2022-05-18:
| 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 |
10 |
13 |
0 |
0 |
0 |
| OW |
0 |
3 |
1 |
37 |
110 |
1 |
0 |
0 |
| VODI |
0 |
5 |
2 |
48 |
505 |
67 |
1 |
0 |
| ODI |
0 |
5 |
2 |
99 |
644 |
203 |
22 |
0 |
| CDI |
0 |
14 |
5 |
282 |
1037 |
843 |
870 |
23 |
| VCDI |
0 |
73 |
16 |
208 |
1214 |
3089 |
11539 |
24875 |
|
|
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 |
9 |
55 |
0 |
0 |
0 |
| OW |
0 |
2 |
1 |
22 |
156 |
12 |
0 |
0 |
| VODI |
0 |
3 |
2 |
31 |
435 |
77 |
5 |
0 |
| ODI |
0 |
4 |
2 |
48 |
343 |
187 |
29 |
0 |
| CDI |
0 |
16 |
4 |
250 |
1086 |
827 |
893 |
74 |
| VCDI |
0 |
75 |
17 |
324 |
1448 |
3100 |
11505 |
24824 |
|
Date: 2022-05-20:
| 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 |
5 |
0 |
20 |
32 |
0 |
0 |
0 |
| OW |
0 |
18 |
0 |
36 |
264 |
7 |
0 |
0 |
| VODI |
0 |
18 |
1 |
90 |
618 |
119 |
28 |
0 |
| ODI |
0 |
21 |
2 |
172 |
505 |
204 |
64 |
0 |
| CDI |
0 |
47 |
7 |
322 |
904 |
603 |
1045 |
40 |
| VCDI |
0 |
100 |
17 |
344 |
1280 |
3317 |
10691 |
24925 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
7 |
0 |
29 |
144 |
4 |
0 |
0 |
| OW |
0 |
14 |
0 |
24 |
220 |
20 |
3 |
0 |
| VODI |
0 |
14 |
1 |
55 |
378 |
108 |
44 |
0 |
| ODI |
0 |
17 |
2 |
71 |
409 |
166 |
37 |
0 |
| CDI |
0 |
57 |
7 |
401 |
1212 |
895 |
1045 |
61 |
| VCDI |
0 |
100 |
17 |
404 |
1240 |
3057 |
10699 |
24904 |
|
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