Validation of sea ice concentration - Full domain
Bulletin date: 2022-12-15
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-12-09:
| 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 |
81588 |
12671 |
167 |
711 |
674 |
328 |
8 |
0 |
| OW |
52 |
828 |
65 |
799 |
884 |
147 |
5 |
0 |
| VODI |
0 |
341 |
43 |
482 |
1449 |
737 |
19 |
0 |
| ODI |
0 |
139 |
20 |
259 |
1180 |
1063 |
36 |
0 |
| CDI |
0 |
56 |
7 |
149 |
781 |
1661 |
298 |
6 |
| VCDI |
0 |
56 |
8 |
150 |
619 |
8802 |
21313 |
48447 |
|
...date precedes bulletin
|
Date: 2022-12-11:
| 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 |
80727 |
12523 |
130 |
708 |
642 |
403 |
25 |
0 |
| OW |
54 |
868 |
67 |
790 |
791 |
146 |
5 |
0 |
| VODI |
0 |
389 |
65 |
586 |
1382 |
426 |
13 |
0 |
| ODI |
0 |
131 |
24 |
337 |
1371 |
797 |
3 |
0 |
| CDI |
0 |
73 |
17 |
229 |
1351 |
1503 |
179 |
17 |
| VCDI |
0 |
5 |
5 |
112 |
1268 |
8208 |
24970 |
45708 |
|
...date precedes bulletin
|
Date: 2022-12-13:
| 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 |
80704 |
12383 |
148 |
696 |
407 |
181 |
6 |
0 |
| OW |
63 |
464 |
80 |
629 |
263 |
42 |
19 |
0 |
| VODI |
0 |
143 |
43 |
680 |
935 |
328 |
10 |
0 |
| ODI |
0 |
36 |
6 |
248 |
1811 |
1055 |
5 |
0 |
| CDI |
0 |
6 |
4 |
108 |
1891 |
2276 |
41 |
20 |
| VCDI |
0 |
0 |
0 |
48 |
1012 |
10112 |
22550 |
47595 |
|
...date precedes bulletin
|
Date: 2022-12-15:
| 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 |
79718 |
12518 |
140 |
608 |
326 |
246 |
7 |
0 |
| OW |
60 |
624 |
89 |
599 |
281 |
72 |
25 |
0 |
| VODI |
0 |
185 |
52 |
660 |
709 |
351 |
25 |
0 |
| ODI |
0 |
36 |
6 |
289 |
1355 |
759 |
5 |
0 |
| CDI |
0 |
18 |
5 |
139 |
1356 |
1975 |
101 |
38 |
| VCDI |
0 |
4 |
0 |
115 |
1452 |
10144 |
20312 |
51644 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
79718 |
12551 |
159 |
718 |
361 |
249 |
13 |
0 |
| OW |
60 |
577 |
78 |
549 |
277 |
119 |
28 |
0 |
| VODI |
0 |
194 |
41 |
607 |
811 |
369 |
18 |
0 |
| ODI |
0 |
39 |
9 |
297 |
1310 |
791 |
8 |
0 |
| CDI |
0 |
21 |
5 |
121 |
1201 |
1825 |
116 |
34 |
| VCDI |
0 |
3 |
0 |
118 |
1519 |
10194 |
20292 |
51648 |
|
Date: 2022-12-17:
| 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 |
79509 |
12175 |
139 |
643 |
283 |
211 |
0 |
0 |
| OW |
61 |
729 |
58 |
557 |
348 |
59 |
3 |
0 |
| VODI |
0 |
330 |
52 |
622 |
719 |
298 |
26 |
0 |
| ODI |
0 |
129 |
25 |
399 |
1083 |
332 |
216 |
0 |
| CDI |
0 |
41 |
15 |
226 |
1072 |
1147 |
674 |
1 |
| VCDI |
0 |
0 |
1 |
189 |
1322 |
11932 |
24575 |
46847 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
79509 |
12141 |
146 |
743 |
306 |
211 |
0 |
0 |
| OW |
61 |
740 |
51 |
464 |
329 |
61 |
11 |
0 |
| VODI |
0 |
340 |
50 |
588 |
777 |
332 |
61 |
0 |
| ODI |
0 |
140 |
23 |
425 |
1103 |
387 |
225 |
0 |
| CDI |
0 |
43 |
19 |
224 |
952 |
1113 |
668 |
2 |
| VCDI |
0 |
0 |
1 |
192 |
1360 |
11875 |
24529 |
46846 |
|
Date: 2022-12-19:
| 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 |
78526 |
12841 |
118 |
578 |
275 |
204 |
0 |
0 |
| OW |
61 |
546 |
92 |
484 |
223 |
38 |
0 |
0 |
| VODI |
0 |
197 |
54 |
965 |
808 |
62 |
0 |
0 |
| ODI |
0 |
38 |
10 |
284 |
1518 |
392 |
11 |
0 |
| CDI |
0 |
23 |
12 |
107 |
793 |
1842 |
249 |
4 |
| VCDI |
0 |
10 |
4 |
158 |
923 |
10414 |
24396 |
49788 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
78526 |
12529 |
141 |
712 |
422 |
253 |
0 |
0 |
| OW |
61 |
660 |
42 |
380 |
354 |
57 |
3 |
0 |
| VODI |
0 |
351 |
52 |
561 |
827 |
314 |
48 |
0 |
| ODI |
0 |
57 |
28 |
390 |
939 |
558 |
88 |
0 |
| CDI |
0 |
41 |
19 |
263 |
795 |
1825 |
377 |
26 |
| VCDI |
0 |
17 |
8 |
270 |
1203 |
9945 |
24140 |
49766 |
|
Date: 2022-12-21:
| 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 |
78255 |
12740 |
147 |
591 |
276 |
279 |
0 |
0 |
| OW |
62 |
457 |
66 |
537 |
179 |
46 |
1 |
0 |
| VODI |
0 |
224 |
43 |
705 |
723 |
53 |
3 |
0 |
| ODI |
0 |
32 |
11 |
345 |
1367 |
435 |
8 |
0 |
| CDI |
0 |
6 |
4 |
123 |
968 |
1253 |
169 |
39 |
| VCDI |
0 |
0 |
0 |
112 |
1238 |
8203 |
20833 |
56515 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
78255 |
12323 |
141 |
612 |
355 |
324 |
4 |
0 |
| OW |
62 |
627 |
37 |
398 |
180 |
47 |
9 |
0 |
| VODI |
0 |
400 |
60 |
561 |
682 |
254 |
20 |
3 |
| ODI |
0 |
79 |
25 |
374 |
973 |
458 |
111 |
81 |
| CDI |
0 |
22 |
4 |
263 |
958 |
1032 |
381 |
366 |
| VCDI |
0 |
8 |
4 |
205 |
1603 |
8154 |
20489 |
56104 |
|
Date: 2022-12-23:
| 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 |
79393 |
11050 |
107 |
493 |
277 |
342 |
0 |
0 |
| OW |
63 |
493 |
76 |
439 |
168 |
70 |
4 |
0 |
| VODI |
0 |
191 |
38 |
543 |
475 |
55 |
11 |
0 |
| ODI |
0 |
51 |
12 |
288 |
1050 |
237 |
26 |
0 |
| CDI |
0 |
32 |
4 |
130 |
993 |
1248 |
191 |
39 |
| VCDI |
0 |
15 |
8 |
107 |
1123 |
8042 |
25619 |
53545 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
79393 |
10750 |
102 |
469 |
327 |
402 |
5 |
0 |
| OW |
63 |
656 |
69 |
411 |
166 |
47 |
14 |
0 |
| VODI |
0 |
308 |
44 |
498 |
595 |
117 |
43 |
0 |
| ODI |
0 |
68 |
14 |
309 |
814 |
449 |
143 |
58 |
| CDI |
0 |
39 |
9 |
156 |
858 |
1041 |
378 |
291 |
| VCDI |
0 |
11 |
7 |
157 |
1326 |
7938 |
25268 |
53235 |
|
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