Validation of sea ice concentration - Full domain
Bulletin date: 2024-03-14
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-03-08:
| 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 |
63857 |
16760 |
224 |
172 |
15 |
0 |
0 |
0 |
| OW |
0 |
1319 |
494 |
748 |
132 |
0 |
0 |
0 |
| VODI |
0 |
340 |
227 |
1221 |
558 |
39 |
0 |
0 |
| ODI |
0 |
94 |
84 |
646 |
1155 |
299 |
9 |
0 |
| CDI |
0 |
63 |
47 |
371 |
1638 |
3180 |
1414 |
10 |
| VCDI |
0 |
0 |
5 |
80 |
519 |
4911 |
20745 |
73367 |
|
...date precedes bulletin
|
Date: 2024-03-10:
| 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 |
63072 |
16633 |
145 |
197 |
42 |
0 |
0 |
0 |
| OW |
0 |
1276 |
516 |
848 |
141 |
13 |
0 |
0 |
| VODI |
0 |
376 |
236 |
1293 |
639 |
74 |
5 |
0 |
| ODI |
0 |
124 |
74 |
677 |
1172 |
412 |
40 |
0 |
| CDI |
0 |
49 |
51 |
363 |
1384 |
3578 |
1483 |
17 |
| VCDI |
0 |
0 |
0 |
46 |
317 |
4427 |
20839 |
74184 |
|
...date precedes bulletin
|
Date: 2024-03-12:
| 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 |
62560 |
16918 |
266 |
190 |
22 |
0 |
0 |
0 |
| OW |
105 |
1327 |
592 |
766 |
76 |
1 |
0 |
0 |
| VODI |
0 |
103 |
141 |
1685 |
529 |
24 |
0 |
0 |
| ODI |
0 |
6 |
22 |
422 |
1660 |
225 |
6 |
0 |
| CDI |
0 |
0 |
1 |
149 |
1394 |
3463 |
462 |
34 |
| VCDI |
0 |
0 |
0 |
10 |
392 |
5071 |
24862 |
71259 |
|
...date precedes bulletin
|
Date: 2024-03-14:
| 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 |
61720 |
16960 |
314 |
320 |
9 |
0 |
0 |
0 |
| OW |
65 |
1435 |
422 |
903 |
104 |
3 |
0 |
0 |
| VODI |
0 |
182 |
244 |
1350 |
633 |
32 |
0 |
0 |
| ODI |
0 |
16 |
21 |
411 |
1436 |
305 |
15 |
0 |
| CDI |
0 |
4 |
5 |
186 |
1297 |
3015 |
1121 |
43 |
| VCDI |
0 |
0 |
4 |
54 |
579 |
5449 |
25967 |
70119 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
61742 |
17032 |
336 |
341 |
15 |
0 |
0 |
0 |
| OW |
43 |
1357 |
414 |
905 |
99 |
3 |
0 |
0 |
| VODI |
0 |
186 |
225 |
1315 |
630 |
40 |
0 |
0 |
| ODI |
0 |
15 |
25 |
440 |
1454 |
324 |
17 |
0 |
| CDI |
0 |
6 |
6 |
175 |
1298 |
3004 |
1047 |
43 |
| VCDI |
0 |
1 |
4 |
48 |
562 |
5433 |
26039 |
70119 |
|
Date: 2024-03-16:
| 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 |
61236 |
16707 |
370 |
449 |
36 |
0 |
0 |
0 |
| OW |
30 |
1617 |
399 |
711 |
202 |
1 |
0 |
0 |
| VODI |
0 |
309 |
325 |
1180 |
562 |
76 |
0 |
0 |
| ODI |
0 |
40 |
59 |
580 |
1285 |
259 |
2 |
0 |
| CDI |
0 |
20 |
36 |
288 |
1381 |
3117 |
783 |
158 |
| VCDI |
0 |
2 |
3 |
183 |
866 |
5301 |
23504 |
72666 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
61242 |
16803 |
408 |
490 |
33 |
0 |
0 |
0 |
| OW |
24 |
1524 |
384 |
695 |
224 |
1 |
0 |
0 |
| VODI |
0 |
313 |
310 |
1142 |
570 |
77 |
0 |
0 |
| ODI |
0 |
30 |
59 |
604 |
1245 |
310 |
13 |
0 |
| CDI |
0 |
25 |
27 |
278 |
1396 |
3066 |
874 |
150 |
| VCDI |
0 |
0 |
4 |
182 |
864 |
5300 |
23402 |
72674 |
|
Date: 2024-03-18:
| 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 |
60875 |
17127 |
363 |
546 |
31 |
0 |
0 |
0 |
| OW |
46 |
1265 |
583 |
801 |
208 |
0 |
0 |
0 |
| VODI |
0 |
29 |
131 |
1607 |
618 |
25 |
0 |
0 |
| ODI |
0 |
1 |
9 |
398 |
1475 |
308 |
0 |
0 |
| CDI |
0 |
0 |
9 |
153 |
1195 |
3609 |
368 |
7 |
| VCDI |
0 |
0 |
0 |
86 |
897 |
4717 |
26939 |
70317 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
60893 |
16470 |
375 |
655 |
51 |
0 |
0 |
0 |
| OW |
28 |
1522 |
316 |
622 |
313 |
9 |
0 |
0 |
| VODI |
0 |
396 |
286 |
1162 |
521 |
77 |
0 |
0 |
| ODI |
0 |
31 |
81 |
625 |
1081 |
545 |
18 |
0 |
| CDI |
0 |
3 |
30 |
372 |
1410 |
3027 |
1319 |
134 |
| VCDI |
0 |
0 |
7 |
155 |
1048 |
5001 |
25970 |
70190 |
|
Date: 2024-03-20:
| 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 |
61791 |
16673 |
295 |
317 |
48 |
0 |
0 |
0 |
| OW |
40 |
1479 |
438 |
792 |
153 |
0 |
0 |
0 |
| VODI |
0 |
349 |
280 |
1108 |
527 |
44 |
0 |
0 |
| ODI |
0 |
48 |
89 |
617 |
1072 |
266 |
11 |
0 |
| CDI |
0 |
9 |
33 |
290 |
1457 |
2280 |
892 |
27 |
| VCDI |
0 |
0 |
10 |
169 |
1322 |
5150 |
24871 |
71796 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
61812 |
15881 |
298 |
436 |
91 |
0 |
0 |
0 |
| OW |
19 |
1697 |
303 |
599 |
223 |
24 |
0 |
0 |
| VODI |
0 |
746 |
284 |
825 |
490 |
118 |
5 |
0 |
| ODI |
0 |
157 |
173 |
701 |
739 |
429 |
29 |
0 |
| CDI |
0 |
58 |
55 |
533 |
1579 |
1876 |
1244 |
56 |
| VCDI |
0 |
19 |
32 |
199 |
1457 |
5293 |
24496 |
71767 |
|
Date: 2024-03-22:
| 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 |
62267 |
16227 |
261 |
225 |
37 |
0 |
0 |
0 |
| OW |
21 |
1542 |
395 |
713 |
176 |
1 |
0 |
0 |
| VODI |
0 |
501 |
278 |
1076 |
497 |
76 |
3 |
0 |
| ODI |
0 |
103 |
131 |
608 |
945 |
424 |
33 |
0 |
| CDI |
0 |
32 |
48 |
531 |
1226 |
2013 |
1536 |
18 |
| VCDI |
0 |
1 |
2 |
203 |
1365 |
4086 |
24763 |
72379 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
62282 |
15748 |
378 |
523 |
77 |
5 |
0 |
0 |
| OW |
6 |
1623 |
258 |
636 |
316 |
36 |
0 |
0 |
| VODI |
0 |
671 |
213 |
689 |
539 |
240 |
6 |
0 |
| ODI |
0 |
303 |
154 |
581 |
515 |
456 |
140 |
1 |
| CDI |
0 |
57 |
103 |
661 |
1343 |
1551 |
1614 |
27 |
| VCDI |
0 |
4 |
9 |
266 |
1456 |
4312 |
24575 |
72369 |
|
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