Validation of sea ice concentration - Full domain
Bulletin date: 2024-02-01
Data source: OSI SAF N.H. 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 |
68129 |
15392 |
686 |
1161 |
234 |
85 |
0 |
0 |
| OW |
61 |
494 |
67 |
494 |
169 |
39 |
0 |
0 |
| VODI |
0 |
329 |
76 |
379 |
452 |
69 |
0 |
0 |
| ODI |
0 |
196 |
78 |
157 |
523 |
123 |
1 |
0 |
| CDI |
0 |
142 |
79 |
181 |
565 |
388 |
55 |
68 |
| VCDI |
0 |
89 |
97 |
427 |
1178 |
6188 |
22457 |
65740 |
|
...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 |
67820 |
15613 |
644 |
972 |
246 |
104 |
5 |
0 |
| OW |
61 |
566 |
95 |
494 |
251 |
68 |
4 |
0 |
| VODI |
0 |
398 |
61 |
393 |
416 |
66 |
14 |
0 |
| ODI |
0 |
231 |
70 |
157 |
469 |
121 |
28 |
0 |
| CDI |
0 |
194 |
74 |
138 |
525 |
311 |
102 |
28 |
| VCDI |
0 |
207 |
140 |
579 |
1312 |
5529 |
23175 |
65367 |
|
...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 |
67805 |
16530 |
620 |
760 |
212 |
73 |
0 |
0 |
| OW |
61 |
573 |
159 |
431 |
137 |
15 |
0 |
0 |
| VODI |
0 |
280 |
78 |
468 |
373 |
37 |
1 |
0 |
| ODI |
0 |
168 |
34 |
232 |
520 |
132 |
3 |
0 |
| CDI |
0 |
184 |
47 |
169 |
670 |
759 |
102 |
33 |
| VCDI |
0 |
130 |
104 |
552 |
1565 |
6340 |
23454 |
63237 |
|
...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 |
68920 |
14899 |
574 |
696 |
269 |
88 |
0 |
0 |
| OW |
82 |
572 |
168 |
516 |
140 |
17 |
0 |
0 |
| VODI |
0 |
343 |
91 |
527 |
398 |
52 |
0 |
0 |
| ODI |
0 |
201 |
31 |
263 |
617 |
190 |
9 |
0 |
| CDI |
0 |
172 |
37 |
195 |
672 |
658 |
181 |
1 |
| VCDI |
0 |
336 |
176 |
758 |
1683 |
7784 |
20497 |
64235 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68933 |
14969 |
576 |
695 |
261 |
95 |
0 |
0 |
| OW |
69 |
532 |
160 |
493 |
140 |
15 |
0 |
0 |
| VODI |
0 |
351 |
97 |
550 |
419 |
49 |
0 |
0 |
| ODI |
0 |
193 |
33 |
270 |
603 |
195 |
12 |
0 |
| CDI |
0 |
156 |
37 |
183 |
675 |
644 |
203 |
0 |
| VCDI |
0 |
322 |
174 |
764 |
1681 |
7791 |
20472 |
64236 |
|
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 |
66586 |
16273 |
728 |
1035 |
300 |
108 |
0 |
0 |
| OW |
78 |
553 |
161 |
502 |
235 |
15 |
0 |
0 |
| VODI |
0 |
453 |
67 |
462 |
459 |
89 |
0 |
0 |
| ODI |
0 |
253 |
36 |
252 |
586 |
261 |
2 |
0 |
| CDI |
0 |
182 |
59 |
219 |
561 |
859 |
145 |
26 |
| VCDI |
0 |
426 |
166 |
990 |
1873 |
8277 |
19564 |
64207 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66596 |
16395 |
723 |
1037 |
309 |
110 |
0 |
0 |
| OW |
68 |
486 |
151 |
475 |
218 |
16 |
0 |
0 |
| VODI |
0 |
467 |
80 |
462 |
449 |
84 |
0 |
0 |
| ODI |
0 |
233 |
40 |
245 |
571 |
238 |
4 |
0 |
| CDI |
0 |
177 |
48 |
220 |
574 |
862 |
154 |
20 |
| VCDI |
0 |
382 |
175 |
1021 |
1893 |
8299 |
19553 |
64213 |
|
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 |
67665 |
16266 |
588 |
731 |
216 |
90 |
3 |
0 |
| OW |
114 |
586 |
185 |
577 |
110 |
14 |
3 |
0 |
| VODI |
0 |
317 |
92 |
712 |
465 |
25 |
0 |
0 |
| ODI |
0 |
126 |
51 |
327 |
752 |
159 |
0 |
0 |
| CDI |
0 |
131 |
96 |
405 |
860 |
1338 |
87 |
9 |
| VCDI |
0 |
21 |
45 |
427 |
1204 |
7515 |
19765 |
64971 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67699 |
15364 |
560 |
825 |
260 |
102 |
3 |
0 |
| OW |
80 |
575 |
90 |
468 |
155 |
24 |
3 |
0 |
| VODI |
0 |
549 |
80 |
350 |
369 |
65 |
0 |
0 |
| ODI |
0 |
396 |
68 |
264 |
447 |
132 |
3 |
0 |
| CDI |
0 |
193 |
66 |
257 |
722 |
791 |
133 |
8 |
| VCDI |
0 |
370 |
193 |
1015 |
1654 |
8027 |
19716 |
64972 |
|
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 |
66918 |
16557 |
605 |
933 |
247 |
87 |
9 |
0 |
| OW |
63 |
429 |
118 |
509 |
171 |
22 |
1 |
0 |
| VODI |
0 |
337 |
72 |
343 |
478 |
51 |
0 |
0 |
| ODI |
0 |
287 |
83 |
209 |
590 |
180 |
7 |
0 |
| CDI |
0 |
169 |
65 |
340 |
862 |
1136 |
195 |
32 |
| VCDI |
0 |
126 |
73 |
581 |
1547 |
7088 |
21871 |
63657 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
66875 |
15756 |
540 |
866 |
283 |
106 |
9 |
0 |
| OW |
93 |
522 |
121 |
377 |
201 |
35 |
1 |
0 |
| VODI |
13 |
455 |
72 |
380 |
356 |
82 |
10 |
0 |
| ODI |
0 |
338 |
45 |
202 |
416 |
149 |
28 |
2 |
| CDI |
0 |
325 |
59 |
153 |
653 |
774 |
164 |
65 |
| VCDI |
0 |
509 |
179 |
937 |
1986 |
7418 |
21871 |
63622 |
|
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 |
65401 |
17416 |
724 |
997 |
379 |
72 |
0 |
0 |
| OW |
61 |
365 |
149 |
562 |
191 |
28 |
0 |
0 |
| VODI |
0 |
277 |
44 |
439 |
441 |
61 |
0 |
0 |
| ODI |
0 |
202 |
24 |
178 |
582 |
181 |
4 |
2 |
| CDI |
0 |
270 |
50 |
234 |
839 |
938 |
97 |
24 |
| VCDI |
0 |
213 |
98 |
471 |
1425 |
7263 |
21809 |
64537 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
65400 |
16717 |
593 |
914 |
448 |
83 |
0 |
0 |
| OW |
62 |
490 |
160 |
435 |
204 |
49 |
0 |
0 |
| VODI |
0 |
397 |
103 |
419 |
354 |
102 |
9 |
24 |
| ODI |
0 |
260 |
55 |
237 |
390 |
247 |
19 |
39 |
| CDI |
0 |
265 |
40 |
163 |
752 |
737 |
123 |
73 |
| VCDI |
0 |
614 |
138 |
713 |
1709 |
7325 |
21759 |
64427 |
|
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