Validation of sea ice concentration - Full domain
Bulletin date: 2024-02-01
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-01-26:
| 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 |
66750 |
15440 |
252 |
199 |
3 |
0 |
0 |
0 |
| OW |
3 |
1302 |
389 |
648 |
120 |
3 |
0 |
0 |
| VODI |
0 |
581 |
227 |
1230 |
441 |
57 |
0 |
0 |
| ODI |
0 |
248 |
108 |
608 |
935 |
159 |
0 |
0 |
| CDI |
0 |
209 |
95 |
384 |
1481 |
1679 |
286 |
82 |
| VCDI |
0 |
138 |
101 |
437 |
1045 |
6981 |
26120 |
66002 |
|
...date precedes bulletin
|
Date: 2024-01-28:
| 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 |
66464 |
15245 |
196 |
158 |
18 |
0 |
0 |
0 |
| OW |
3 |
1459 |
365 |
591 |
173 |
24 |
0 |
0 |
| VODI |
0 |
636 |
258 |
1190 |
441 |
130 |
4 |
0 |
| ODI |
0 |
253 |
76 |
543 |
914 |
212 |
16 |
0 |
| CDI |
0 |
244 |
77 |
407 |
1300 |
1041 |
365 |
53 |
| VCDI |
0 |
249 |
141 |
512 |
1463 |
6821 |
26968 |
65733 |
|
...date precedes bulletin
|
Date: 2024-01-30:
| 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 |
66314 |
15722 |
209 |
214 |
22 |
0 |
0 |
0 |
| OW |
45 |
1991 |
418 |
493 |
111 |
1 |
0 |
0 |
| VODI |
4 |
448 |
227 |
1249 |
507 |
31 |
0 |
0 |
| ODI |
0 |
137 |
38 |
449 |
916 |
272 |
20 |
0 |
| CDI |
0 |
239 |
75 |
417 |
1226 |
1766 |
488 |
20 |
| VCDI |
0 |
196 |
82 |
521 |
1573 |
7602 |
26570 |
64130 |
|
...date precedes bulletin
|
Date: 2024-02-01:
| 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 |
66566 |
15115 |
225 |
205 |
27 |
0 |
0 |
0 |
| OW |
94 |
1711 |
356 |
538 |
110 |
2 |
0 |
0 |
| VODI |
19 |
597 |
316 |
1210 |
416 |
42 |
0 |
0 |
| ODI |
0 |
165 |
53 |
561 |
1001 |
220 |
9 |
0 |
| CDI |
0 |
326 |
77 |
501 |
1526 |
2183 |
474 |
16 |
| VCDI |
0 |
473 |
127 |
667 |
1380 |
8145 |
24152 |
65138 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66561 |
15079 |
224 |
222 |
33 |
0 |
0 |
0 |
| OW |
99 |
1754 |
365 |
539 |
106 |
2 |
0 |
0 |
| VODI |
19 |
600 |
299 |
1187 |
432 |
45 |
1 |
0 |
| ODI |
0 |
176 |
67 |
565 |
969 |
235 |
8 |
0 |
| CDI |
0 |
310 |
67 |
477 |
1520 |
2212 |
541 |
14 |
| VCDI |
0 |
468 |
132 |
692 |
1400 |
8098 |
24085 |
65140 |
|
Date: 2024-02-03:
| 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 |
65202 |
15825 |
340 |
360 |
26 |
0 |
0 |
0 |
| OW |
77 |
1814 |
366 |
618 |
114 |
3 |
0 |
0 |
| VODI |
21 |
546 |
303 |
1218 |
442 |
78 |
0 |
0 |
| ODI |
0 |
184 |
49 |
628 |
1048 |
240 |
22 |
0 |
| CDI |
0 |
282 |
56 |
581 |
1480 |
1714 |
602 |
29 |
| VCDI |
0 |
635 |
138 |
790 |
1864 |
10390 |
21662 |
64996 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
65205 |
15781 |
350 |
396 |
33 |
0 |
0 |
0 |
| OW |
80 |
1853 |
354 |
622 |
113 |
7 |
0 |
0 |
| VODI |
15 |
573 |
301 |
1153 |
476 |
89 |
0 |
0 |
| ODI |
0 |
179 |
53 |
640 |
1009 |
220 |
22 |
0 |
| CDI |
0 |
266 |
54 |
566 |
1489 |
1857 |
705 |
28 |
| VCDI |
0 |
634 |
140 |
818 |
1854 |
10252 |
21559 |
64997 |
|
Date: 2024-02-05:
| 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 |
65603 |
16505 |
252 |
182 |
11 |
0 |
0 |
0 |
| OW |
92 |
1870 |
642 |
675 |
72 |
2 |
0 |
0 |
| VODI |
1 |
216 |
125 |
1562 |
483 |
21 |
0 |
0 |
| ODI |
0 |
168 |
52 |
527 |
1153 |
160 |
0 |
0 |
| CDI |
0 |
355 |
122 |
486 |
1475 |
2515 |
234 |
6 |
| VCDI |
0 |
1 |
13 |
360 |
1503 |
9275 |
22808 |
65216 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
65628 |
15496 |
240 |
198 |
15 |
0 |
0 |
0 |
| OW |
68 |
1832 |
379 |
654 |
133 |
20 |
0 |
0 |
| VODI |
0 |
821 |
251 |
1008 |
389 |
69 |
0 |
0 |
| ODI |
0 |
240 |
96 |
569 |
794 |
225 |
8 |
1 |
| CDI |
0 |
270 |
88 |
641 |
1410 |
1633 |
459 |
15 |
| VCDI |
0 |
456 |
152 |
722 |
1956 |
10026 |
22575 |
65206 |
|
Date: 2024-02-07:
| 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 |
65152 |
16886 |
225 |
175 |
18 |
0 |
0 |
0 |
| OW |
64 |
1808 |
442 |
639 |
123 |
5 |
0 |
0 |
| VODI |
0 |
448 |
205 |
1220 |
445 |
32 |
0 |
0 |
| ODI |
0 |
152 |
66 |
593 |
1010 |
146 |
4 |
0 |
| CDI |
0 |
136 |
70 |
438 |
1445 |
2496 |
453 |
5 |
| VCDI |
0 |
131 |
68 |
481 |
1807 |
8432 |
24262 |
64661 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
65124 |
15824 |
197 |
232 |
38 |
0 |
0 |
0 |
| OW |
43 |
1879 |
293 |
436 |
190 |
22 |
0 |
0 |
| VODI |
48 |
895 |
241 |
846 |
382 |
47 |
0 |
0 |
| ODI |
1 |
347 |
98 |
635 |
807 |
193 |
5 |
0 |
| CDI |
0 |
279 |
116 |
588 |
1284 |
2074 |
421 |
4 |
| VCDI |
0 |
337 |
131 |
809 |
2147 |
8775 |
24293 |
64662 |
|
Date: 2024-02-09:
| 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 |
64619 |
16937 |
243 |
247 |
11 |
0 |
0 |
0 |
| OW |
47 |
1747 |
375 |
575 |
128 |
7 |
0 |
0 |
| VODI |
0 |
634 |
249 |
1030 |
509 |
38 |
0 |
0 |
| ODI |
0 |
215 |
92 |
547 |
1152 |
185 |
3 |
0 |
| CDI |
0 |
170 |
81 |
485 |
1207 |
2451 |
439 |
1 |
| VCDI |
0 |
239 |
66 |
547 |
1832 |
8380 |
24049 |
65206 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
64634 |
15811 |
262 |
421 |
66 |
6 |
0 |
0 |
| OW |
20 |
1825 |
218 |
358 |
230 |
16 |
0 |
0 |
| VODI |
11 |
1134 |
274 |
757 |
414 |
75 |
0 |
0 |
| ODI |
1 |
459 |
109 |
556 |
829 |
224 |
6 |
0 |
| CDI |
0 |
315 |
131 |
516 |
1183 |
1901 |
395 |
21 |
| VCDI |
0 |
398 |
112 |
823 |
2117 |
8839 |
24090 |
65186 |
|
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