Validation of sea ice concentration - American sector
Bulletin date: 2022-11-10
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-11-04:
| 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 |
6671 |
5534 |
38 |
197 |
74 |
0 |
0 |
0 |
| OW |
65 |
659 |
22 |
221 |
163 |
33 |
0 |
0 |
| VODI |
11 |
173 |
35 |
241 |
288 |
236 |
0 |
0 |
| ODI |
0 |
38 |
14 |
273 |
348 |
319 |
0 |
0 |
| CDI |
0 |
2 |
5 |
128 |
732 |
535 |
1 |
0 |
| VCDI |
0 |
0 |
0 |
30 |
689 |
3574 |
6279 |
18238 |
|
...date precedes bulletin
|
Date: 2022-11-06:
| 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 |
6391 |
5272 |
29 |
103 |
83 |
6 |
0 |
0 |
| OW |
34 |
674 |
9 |
67 |
71 |
26 |
0 |
0 |
| VODI |
45 |
618 |
41 |
190 |
230 |
159 |
0 |
0 |
| ODI |
0 |
63 |
17 |
258 |
222 |
346 |
0 |
0 |
| CDI |
0 |
4 |
6 |
222 |
440 |
660 |
2 |
0 |
| VCDI |
0 |
0 |
0 |
41 |
624 |
4585 |
6605 |
17723 |
|
...date precedes bulletin
|
Date: 2022-11-08:
| 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 |
5960 |
6784 |
37 |
151 |
75 |
1 |
0 |
0 |
| OW |
46 |
345 |
29 |
154 |
66 |
5 |
0 |
0 |
| VODI |
15 |
80 |
22 |
215 |
167 |
36 |
0 |
0 |
| ODI |
2 |
22 |
8 |
121 |
393 |
135 |
0 |
0 |
| CDI |
0 |
9 |
3 |
52 |
529 |
619 |
132 |
0 |
| VCDI |
0 |
1 |
2 |
11 |
183 |
4363 |
6721 |
18372 |
|
...date precedes bulletin
|
Date: 2022-11-10:
| 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 |
4975 |
7001 |
45 |
136 |
38 |
23 |
0 |
0 |
| OW |
0 |
438 |
36 |
210 |
64 |
5 |
0 |
0 |
| VODI |
0 |
338 |
24 |
282 |
167 |
29 |
0 |
0 |
| ODI |
1 |
67 |
6 |
150 |
270 |
89 |
3 |
0 |
| CDI |
0 |
16 |
7 |
87 |
409 |
358 |
12 |
3 |
| VCDI |
0 |
0 |
0 |
51 |
674 |
5261 |
9270 |
15321 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
4973 |
7109 |
52 |
189 |
32 |
24 |
0 |
0 |
| OW |
2 |
392 |
29 |
172 |
103 |
1 |
0 |
0 |
| VODI |
0 |
258 |
22 |
249 |
157 |
31 |
0 |
0 |
| ODI |
1 |
80 |
6 |
161 |
275 |
90 |
3 |
0 |
| CDI |
0 |
21 |
9 |
87 |
390 |
405 |
31 |
4 |
| VCDI |
0 |
0 |
0 |
58 |
665 |
5214 |
9251 |
15320 |
|
Date: 2022-11-12:
| 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 |
4865 |
6227 |
45 |
145 |
76 |
20 |
0 |
0 |
| OW |
1 |
518 |
33 |
244 |
51 |
17 |
0 |
0 |
| VODI |
0 |
299 |
10 |
229 |
226 |
27 |
0 |
0 |
| ODI |
0 |
257 |
8 |
143 |
226 |
90 |
9 |
0 |
| CDI |
1 |
107 |
7 |
59 |
287 |
321 |
15 |
0 |
| VCDI |
0 |
3 |
1 |
26 |
442 |
3578 |
8257 |
18996 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
4864 |
6367 |
50 |
191 |
77 |
20 |
0 |
0 |
| OW |
2 |
402 |
27 |
231 |
84 |
13 |
0 |
0 |
| VODI |
0 |
261 |
9 |
186 |
219 |
33 |
0 |
0 |
| ODI |
0 |
210 |
7 |
114 |
197 |
106 |
9 |
0 |
| CDI |
1 |
166 |
9 |
87 |
254 |
308 |
13 |
0 |
| VCDI |
0 |
5 |
2 |
37 |
477 |
3573 |
8259 |
18996 |
|
Date: 2022-11-14:
| 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 |
5436 |
5382 |
41 |
207 |
50 |
22 |
0 |
0 |
| OW |
2 |
356 |
36 |
248 |
92 |
9 |
0 |
0 |
| VODI |
0 |
209 |
17 |
159 |
277 |
32 |
0 |
0 |
| ODI |
0 |
143 |
13 |
152 |
317 |
105 |
0 |
0 |
| CDI |
0 |
74 |
12 |
90 |
244 |
379 |
2 |
0 |
| VCDI |
0 |
17 |
6 |
64 |
259 |
2917 |
8240 |
20257 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
5435 |
5158 |
50 |
229 |
99 |
40 |
0 |
0 |
| OW |
2 |
439 |
24 |
204 |
98 |
23 |
0 |
0 |
| VODI |
1 |
284 |
19 |
174 |
243 |
52 |
6 |
0 |
| ODI |
0 |
152 |
3 |
73 |
185 |
109 |
19 |
0 |
| CDI |
0 |
97 |
17 |
126 |
222 |
207 |
31 |
0 |
| VCDI |
0 |
51 |
12 |
114 |
392 |
3033 |
8186 |
20257 |
|
Date: 2022-11-16:
| 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 |
5043 |
5626 |
36 |
100 |
13 |
17 |
0 |
0 |
| OW |
7 |
494 |
44 |
197 |
102 |
8 |
0 |
0 |
| VODI |
0 |
209 |
31 |
274 |
188 |
1 |
1 |
0 |
| ODI |
0 |
53 |
12 |
206 |
319 |
7 |
0 |
0 |
| CDI |
0 |
18 |
8 |
145 |
627 |
128 |
3 |
0 |
| VCDI |
0 |
4 |
4 |
80 |
909 |
4105 |
9274 |
17573 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
5029 |
5521 |
48 |
187 |
133 |
24 |
0 |
0 |
| OW |
21 |
479 |
19 |
119 |
159 |
8 |
1 |
0 |
| VODI |
0 |
250 |
44 |
249 |
156 |
35 |
0 |
0 |
| ODI |
0 |
105 |
6 |
202 |
242 |
55 |
1 |
0 |
| CDI |
0 |
44 |
14 |
118 |
389 |
107 |
4 |
0 |
| VCDI |
0 |
5 |
4 |
127 |
1079 |
4037 |
9272 |
17573 |
|
Date: 2022-11-18:
| 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 |
4310 |
6109 |
47 |
181 |
17 |
10 |
0 |
0 |
| OW |
2 |
458 |
45 |
277 |
106 |
14 |
0 |
0 |
| VODI |
0 |
218 |
25 |
289 |
276 |
3 |
0 |
0 |
| ODI |
0 |
81 |
16 |
134 |
422 |
18 |
2 |
0 |
| CDI |
0 |
12 |
7 |
120 |
534 |
134 |
3 |
0 |
| VCDI |
0 |
0 |
0 |
64 |
1076 |
5677 |
8667 |
16512 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
4305 |
5822 |
51 |
229 |
147 |
35 |
1 |
0 |
| OW |
7 |
545 |
30 |
233 |
98 |
16 |
2 |
0 |
| VODI |
0 |
291 |
30 |
225 |
253 |
24 |
2 |
0 |
| ODI |
0 |
136 |
11 |
121 |
338 |
19 |
0 |
0 |
| CDI |
0 |
69 |
12 |
144 |
426 |
82 |
2 |
0 |
| VCDI |
0 |
15 |
6 |
113 |
1169 |
5680 |
8665 |
16512 |
|
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