Validation of sea ice concentration - American sector
Bulletin date: 2022-06-16
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-06-10:
| 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 |
1765 |
122 |
1271 |
457 |
3 |
0 |
0 |
| OW |
0 |
156 |
11 |
514 |
458 |
0 |
0 |
0 |
| VODI |
0 |
112 |
5 |
169 |
719 |
61 |
0 |
0 |
| ODI |
0 |
94 |
2 |
111 |
674 |
373 |
1 |
0 |
| CDI |
0 |
128 |
14 |
177 |
1149 |
1505 |
418 |
13 |
| VCDI |
0 |
93 |
15 |
108 |
585 |
5256 |
17416 |
11911 |
|
...date precedes bulletin
|
Date: 2022-06-12:
| 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 |
2299 |
135 |
1387 |
414 |
3 |
0 |
0 |
| OW |
0 |
131 |
9 |
348 |
460 |
3 |
0 |
0 |
| VODI |
0 |
103 |
5 |
137 |
713 |
82 |
0 |
0 |
| ODI |
0 |
85 |
2 |
101 |
477 |
572 |
2 |
0 |
| CDI |
0 |
141 |
13 |
171 |
705 |
1865 |
592 |
26 |
| VCDI |
0 |
104 |
17 |
104 |
699 |
5413 |
17947 |
10601 |
|
...date precedes bulletin
|
Date: 2022-06-14:
| 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 |
2773 |
126 |
1385 |
371 |
2 |
0 |
0 |
| OW |
0 |
146 |
10 |
407 |
334 |
0 |
0 |
0 |
| VODI |
0 |
79 |
6 |
206 |
940 |
19 |
0 |
0 |
| ODI |
0 |
80 |
6 |
103 |
1096 |
690 |
2 |
0 |
| CDI |
0 |
138 |
14 |
181 |
848 |
1936 |
319 |
12 |
| VCDI |
0 |
55 |
8 |
168 |
817 |
4963 |
17131 |
10495 |
|
...date precedes bulletin
|
Date: 2022-06-16:
| 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 |
12 |
3707 |
110 |
1035 |
322 |
0 |
0 |
0 |
| OW |
0 |
194 |
6 |
473 |
381 |
1 |
0 |
0 |
| VODI |
0 |
169 |
3 |
190 |
1000 |
53 |
0 |
0 |
| ODI |
0 |
123 |
9 |
101 |
1259 |
477 |
6 |
0 |
| CDI |
0 |
96 |
10 |
151 |
702 |
1616 |
311 |
0 |
| VCDI |
0 |
50 |
13 |
146 |
919 |
4904 |
18324 |
8993 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
12 |
3744 |
113 |
1095 |
383 |
0 |
0 |
0 |
| OW |
0 |
150 |
4 |
386 |
373 |
1 |
0 |
0 |
| VODI |
0 |
175 |
4 |
212 |
909 |
51 |
0 |
0 |
| ODI |
0 |
124 |
7 |
99 |
1133 |
439 |
3 |
0 |
| CDI |
0 |
94 |
10 |
158 |
856 |
1645 |
289 |
0 |
| VCDI |
0 |
52 |
13 |
146 |
929 |
4915 |
18349 |
8993 |
|
Date: 2022-06-18:
| 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 |
163 |
4135 |
115 |
1245 |
154 |
0 |
0 |
0 |
| OW |
0 |
160 |
10 |
565 |
518 |
43 |
0 |
0 |
| VODI |
0 |
100 |
10 |
182 |
963 |
316 |
8 |
0 |
| ODI |
0 |
75 |
9 |
129 |
812 |
594 |
64 |
0 |
| CDI |
0 |
124 |
12 |
151 |
638 |
1051 |
363 |
0 |
| VCDI |
0 |
54 |
8 |
411 |
1283 |
6010 |
16484 |
8907 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
163 |
4186 |
118 |
1245 |
200 |
0 |
0 |
0 |
| OW |
0 |
124 |
9 |
587 |
473 |
72 |
0 |
0 |
| VODI |
0 |
94 |
12 |
163 |
907 |
366 |
7 |
0 |
| ODI |
0 |
62 |
5 |
115 |
788 |
435 |
50 |
0 |
| CDI |
0 |
127 |
12 |
164 |
722 |
1106 |
355 |
2 |
| VCDI |
0 |
55 |
8 |
409 |
1278 |
6035 |
16507 |
8905 |
|
Date: 2022-06-20:
| 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 |
261 |
4609 |
122 |
1252 |
96 |
0 |
0 |
0 |
| OW |
0 |
169 |
35 |
417 |
268 |
0 |
0 |
0 |
| VODI |
0 |
51 |
5 |
369 |
721 |
11 |
1 |
0 |
| ODI |
0 |
48 |
7 |
115 |
2348 |
310 |
8 |
0 |
| CDI |
0 |
97 |
17 |
192 |
1108 |
1547 |
161 |
0 |
| VCDI |
0 |
6 |
1 |
154 |
1483 |
5667 |
13671 |
10539 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
261 |
4391 |
114 |
1357 |
344 |
3 |
0 |
0 |
| OW |
0 |
201 |
25 |
384 |
586 |
10 |
1 |
0 |
| VODI |
0 |
117 |
14 |
180 |
1195 |
134 |
16 |
0 |
| ODI |
0 |
61 |
8 |
123 |
968 |
268 |
23 |
0 |
| CDI |
0 |
179 |
18 |
193 |
1076 |
953 |
162 |
0 |
| VCDI |
0 |
31 |
8 |
262 |
1855 |
6167 |
13639 |
10539 |
|
Date: 2022-06-22:
| 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 |
416 |
5114 |
141 |
1078 |
131 |
0 |
0 |
0 |
| OW |
0 |
187 |
32 |
480 |
344 |
4 |
0 |
0 |
| VODI |
0 |
58 |
7 |
606 |
1423 |
41 |
5 |
0 |
| ODI |
0 |
51 |
6 |
198 |
1154 |
227 |
18 |
0 |
| CDI |
0 |
96 |
15 |
189 |
1433 |
1469 |
385 |
0 |
| VCDI |
0 |
4 |
4 |
127 |
3579 |
7038 |
9305 |
10501 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
416 |
4830 |
132 |
1226 |
426 |
6 |
0 |
0 |
| OW |
0 |
275 |
25 |
411 |
504 |
17 |
0 |
0 |
| VODI |
0 |
129 |
14 |
423 |
1000 |
120 |
19 |
0 |
| ODI |
0 |
67 |
9 |
219 |
794 |
185 |
37 |
0 |
| CDI |
0 |
198 |
20 |
211 |
1366 |
1020 |
271 |
0 |
| VCDI |
0 |
11 |
5 |
188 |
3974 |
7431 |
9386 |
10501 |
|
Date: 2022-06-24:
| 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 |
734 |
5329 |
124 |
989 |
137 |
5 |
0 |
0 |
| OW |
17 |
162 |
26 |
686 |
418 |
23 |
3 |
0 |
| VODI |
0 |
81 |
11 |
488 |
1544 |
264 |
16 |
0 |
| ODI |
0 |
73 |
7 |
132 |
535 |
493 |
24 |
0 |
| CDI |
0 |
101 |
15 |
268 |
1561 |
1308 |
453 |
0 |
| VCDI |
0 |
6 |
6 |
124 |
6022 |
8178 |
6577 |
8926 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
734 |
4908 |
116 |
1208 |
578 |
27 |
0 |
0 |
| OW |
17 |
347 |
17 |
513 |
521 |
64 |
6 |
0 |
| VODI |
0 |
167 |
16 |
320 |
819 |
239 |
28 |
0 |
| ODI |
0 |
101 |
10 |
159 |
482 |
443 |
50 |
0 |
| CDI |
0 |
223 |
24 |
360 |
1408 |
929 |
366 |
0 |
| VCDI |
0 |
6 |
6 |
127 |
6409 |
8569 |
6623 |
8926 |
|
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