Validation of sea ice concentration - Full domain
Bulletin date: 2022-06-23
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-06-17:
| 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 |
67757 |
25542 |
4595 |
3124 |
385 |
41 |
47 |
0 |
| OW |
20 |
494 |
504 |
1363 |
856 |
96 |
33 |
0 |
| VODI |
0 |
280 |
252 |
1337 |
1902 |
646 |
87 |
0 |
| ODI |
0 |
194 |
229 |
890 |
1990 |
1540 |
320 |
0 |
| CDI |
0 |
255 |
239 |
761 |
2590 |
4264 |
3132 |
0 |
| VCDI |
0 |
68 |
79 |
537 |
1744 |
11432 |
38399 |
9024 |
|
...date precedes bulletin
|
Date: 2022-06-19:
| 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 |
62634 |
29122 |
7122 |
3125 |
622 |
103 |
15 |
0 |
| OW |
17 |
515 |
528 |
1294 |
1106 |
295 |
13 |
0 |
| VODI |
0 |
296 |
280 |
1150 |
1548 |
1175 |
68 |
0 |
| ODI |
0 |
232 |
163 |
865 |
1785 |
1405 |
258 |
0 |
| CDI |
0 |
324 |
276 |
795 |
2502 |
4272 |
2738 |
4 |
| VCDI |
0 |
40 |
66 |
873 |
1966 |
10051 |
36004 |
11401 |
|
...date precedes bulletin
|
Date: 2022-06-21:
| 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 |
68351 |
26763 |
5851 |
2928 |
491 |
46 |
20 |
0 |
| OW |
16 |
296 |
535 |
1408 |
685 |
59 |
37 |
0 |
| VODI |
0 |
224 |
325 |
1551 |
2039 |
389 |
55 |
0 |
| ODI |
0 |
158 |
123 |
741 |
2710 |
1746 |
163 |
2 |
| CDI |
0 |
128 |
226 |
739 |
2366 |
4440 |
1614 |
8 |
| VCDI |
0 |
32 |
43 |
411 |
4244 |
12092 |
35821 |
7172 |
|
...date precedes bulletin
|
Date: 2022-06-23:
| 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 |
68425 |
27486 |
6299 |
2786 |
327 |
51 |
3 |
0 |
| OW |
15 |
505 |
587 |
1642 |
695 |
95 |
45 |
0 |
| VODI |
0 |
327 |
309 |
1383 |
2502 |
528 |
82 |
0 |
| ODI |
0 |
206 |
99 |
707 |
1702 |
1682 |
256 |
0 |
| CDI |
0 |
252 |
260 |
794 |
2387 |
4411 |
1598 |
0 |
| VCDI |
0 |
20 |
41 |
381 |
4251 |
16553 |
29060 |
8296 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
68425 |
27534 |
6366 |
3148 |
458 |
63 |
10 |
0 |
| OW |
15 |
472 |
523 |
1324 |
627 |
100 |
41 |
0 |
| VODI |
0 |
322 |
288 |
1298 |
2320 |
476 |
87 |
0 |
| ODI |
0 |
201 |
121 |
758 |
1842 |
1635 |
296 |
0 |
| CDI |
0 |
247 |
260 |
792 |
2379 |
4440 |
1494 |
0 |
| VCDI |
0 |
20 |
37 |
373 |
4238 |
16606 |
29116 |
8296 |
|
Date: 2022-06-25:
| 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 |
64519 |
32521 |
5818 |
3216 |
420 |
56 |
16 |
0 |
| OW |
13 |
584 |
569 |
1564 |
993 |
136 |
55 |
0 |
| VODI |
0 |
324 |
321 |
1228 |
2053 |
709 |
183 |
0 |
| ODI |
0 |
212 |
122 |
709 |
1397 |
1583 |
430 |
0 |
| CDI |
0 |
252 |
315 |
938 |
2803 |
4720 |
1652 |
0 |
| VCDI |
0 |
27 |
45 |
322 |
7394 |
14290 |
32627 |
1912 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
64519 |
32645 |
5933 |
3527 |
627 |
76 |
20 |
0 |
| OW |
13 |
457 |
473 |
1314 |
869 |
144 |
42 |
0 |
| VODI |
0 |
335 |
277 |
1182 |
1934 |
665 |
160 |
0 |
| ODI |
0 |
221 |
144 |
690 |
1455 |
1576 |
455 |
0 |
| CDI |
0 |
237 |
315 |
949 |
2817 |
4698 |
1710 |
0 |
| VCDI |
0 |
25 |
48 |
315 |
7358 |
14335 |
32576 |
1912 |
|
Date: 2022-06-27:
| 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 |
72153 |
26631 |
5931 |
2855 |
333 |
68 |
2 |
0 |
| OW |
15 |
407 |
522 |
1119 |
500 |
77 |
19 |
0 |
| VODI |
0 |
182 |
316 |
2022 |
1467 |
226 |
43 |
0 |
| ODI |
0 |
70 |
140 |
1059 |
3225 |
1408 |
138 |
0 |
| CDI |
0 |
102 |
205 |
862 |
3737 |
7290 |
1288 |
0 |
| VCDI |
0 |
2 |
23 |
443 |
11450 |
14355 |
25180 |
1183 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
72156 |
26306 |
5877 |
3416 |
789 |
149 |
12 |
0 |
| OW |
12 |
457 |
440 |
1246 |
1165 |
240 |
41 |
0 |
| VODI |
0 |
294 |
264 |
1116 |
1419 |
844 |
193 |
0 |
| ODI |
0 |
165 |
146 |
792 |
1495 |
1296 |
412 |
0 |
| CDI |
0 |
160 |
367 |
1224 |
3252 |
5682 |
1030 |
0 |
| VCDI |
0 |
12 |
43 |
566 |
12592 |
15213 |
24982 |
1183 |
|
Date: 2022-06-29:
| 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 |
67758 |
31334 |
7122 |
2420 |
345 |
90 |
1 |
0 |
| OW |
11 |
314 |
574 |
1807 |
518 |
130 |
18 |
0 |
| VODI |
0 |
139 |
301 |
1982 |
1725 |
410 |
22 |
0 |
| ODI |
0 |
71 |
151 |
922 |
2428 |
1691 |
96 |
0 |
| CDI |
0 |
100 |
156 |
859 |
4259 |
7550 |
1914 |
0 |
| VCDI |
0 |
7 |
39 |
137 |
7457 |
21296 |
20781 |
113 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67758 |
30915 |
6907 |
3452 |
676 |
234 |
15 |
0 |
| OW |
11 |
390 |
500 |
1265 |
1085 |
331 |
32 |
0 |
| VODI |
0 |
256 |
337 |
1193 |
1171 |
924 |
71 |
0 |
| ODI |
0 |
180 |
211 |
820 |
1454 |
1198 |
185 |
0 |
| CDI |
0 |
197 |
327 |
1098 |
3739 |
5915 |
1960 |
0 |
| VCDI |
0 |
27 |
61 |
299 |
8607 |
22565 |
20569 |
113 |
|
Date: 2022-07-01:
| 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 |
73386 |
27851 |
5299 |
2923 |
409 |
89 |
2 |
0 |
| OW |
10 |
353 |
552 |
1916 |
759 |
133 |
20 |
0 |
| VODI |
0 |
172 |
298 |
1852 |
1749 |
620 |
28 |
0 |
| ODI |
0 |
68 |
139 |
908 |
2189 |
1750 |
101 |
0 |
| CDI |
0 |
114 |
154 |
909 |
4608 |
9040 |
1391 |
0 |
| VCDI |
0 |
3 |
30 |
224 |
5054 |
25974 |
15932 |
39 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
73386 |
27436 |
5036 |
4069 |
1023 |
231 |
32 |
0 |
| OW |
10 |
382 |
498 |
1016 |
903 |
409 |
29 |
0 |
| VODI |
0 |
292 |
376 |
1270 |
1122 |
919 |
45 |
0 |
| ODI |
0 |
207 |
196 |
763 |
1324 |
1154 |
93 |
0 |
| CDI |
0 |
218 |
301 |
1258 |
4330 |
7989 |
2159 |
0 |
| VCDI |
0 |
26 |
65 |
356 |
6066 |
26904 |
15116 |
39 |
|
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