Validation of sea ice concentration - Full domain
Bulletin date: 2020-08-27
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-08-21:
| 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 |
128333 |
16384 |
97 |
316 |
26 |
0 |
0 |
0 |
| OW |
159 |
2793 |
126 |
802 |
104 |
0 |
0 |
0 |
| VODI |
1 |
876 |
149 |
4315 |
1743 |
23 |
0 |
0 |
| ODI |
0 |
3 |
5 |
762 |
6292 |
1327 |
0 |
0 |
| CDI |
0 |
0 |
0 |
54 |
1676 |
9274 |
2356 |
7 |
| VCDI |
0 |
0 |
0 |
0 |
8 |
2845 |
5671 |
521 |
|
...date precedes bulletin
|
Date: 2020-08-23:
| 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 |
130159 |
15044 |
69 |
283 |
27 |
0 |
0 |
0 |
| OW |
376 |
3110 |
124 |
730 |
140 |
0 |
0 |
0 |
| VODI |
0 |
1165 |
196 |
3869 |
1744 |
118 |
0 |
0 |
| ODI |
0 |
6 |
5 |
846 |
5875 |
1171 |
31 |
0 |
| CDI |
0 |
0 |
0 |
36 |
1650 |
10855 |
788 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
6 |
7053 |
1572 |
0 |
|
...date precedes bulletin
|
Date: 2020-08-25:
| 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 |
130532 |
17950 |
136 |
332 |
5 |
0 |
0 |
0 |
| OW |
9 |
1795 |
183 |
1119 |
63 |
0 |
0 |
0 |
| VODI |
0 |
237 |
93 |
3369 |
1214 |
0 |
0 |
0 |
| ODI |
0 |
1 |
0 |
484 |
6518 |
850 |
0 |
0 |
| CDI |
0 |
0 |
0 |
12 |
810 |
8949 |
4544 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
678 |
6182 |
983 |
|
...date precedes bulletin
|
Date: 2020-08-27:
| 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 |
131028 |
17811 |
144 |
469 |
67 |
0 |
0 |
0 |
| OW |
2 |
1623 |
186 |
1409 |
301 |
8 |
0 |
0 |
| VODI |
0 |
172 |
76 |
2464 |
1958 |
197 |
0 |
0 |
| ODI |
0 |
1 |
2 |
358 |
4976 |
1918 |
37 |
0 |
| CDI |
0 |
0 |
0 |
13 |
1626 |
8504 |
3948 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
12 |
5538 |
2200 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
131029 |
18193 |
148 |
664 |
105 |
0 |
0 |
0 |
| OW |
1 |
1227 |
175 |
1325 |
331 |
15 |
0 |
0 |
| VODI |
0 |
186 |
83 |
2388 |
2005 |
212 |
0 |
0 |
| ODI |
0 |
1 |
2 |
322 |
4810 |
1839 |
170 |
0 |
| CDI |
0 |
0 |
0 |
14 |
1681 |
8257 |
3945 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
8 |
5842 |
2070 |
0 |
|
Date: 2020-08-29:
| 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 |
131149 |
18266 |
120 |
482 |
37 |
0 |
0 |
0 |
| OW |
0 |
1866 |
180 |
1344 |
278 |
30 |
0 |
0 |
| VODI |
0 |
265 |
106 |
2202 |
1723 |
461 |
22 |
0 |
| ODI |
0 |
6 |
2 |
452 |
3865 |
2291 |
409 |
0 |
| CDI |
0 |
1 |
0 |
30 |
1449 |
10400 |
2154 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
10 |
5042 |
2406 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
131149 |
18717 |
135 |
684 |
66 |
13 |
0 |
0 |
| OW |
0 |
1398 |
168 |
1285 |
323 |
25 |
6 |
0 |
| VODI |
0 |
281 |
102 |
2089 |
1872 |
367 |
32 |
0 |
| ODI |
0 |
7 |
3 |
421 |
3620 |
2470 |
382 |
0 |
| CDI |
0 |
1 |
0 |
30 |
1469 |
10214 |
2207 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
12 |
5135 |
2364 |
0 |
|
Date: 2020-08-31:
| 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 |
133253 |
17668 |
103 |
294 |
10 |
0 |
0 |
0 |
| OW |
0 |
1641 |
203 |
918 |
59 |
0 |
0 |
0 |
| VODI |
0 |
237 |
98 |
2635 |
755 |
5 |
0 |
0 |
| ODI |
0 |
0 |
2 |
286 |
5615 |
316 |
0 |
0 |
| CDI |
0 |
0 |
0 |
14 |
1036 |
9188 |
916 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1462 |
9970 |
364 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
133253 |
17168 |
119 |
495 |
87 |
22 |
4 |
0 |
| OW |
0 |
1779 |
143 |
1069 |
327 |
19 |
11 |
0 |
| VODI |
0 |
584 |
133 |
1943 |
1602 |
449 |
140 |
0 |
| ODI |
0 |
15 |
10 |
567 |
3848 |
1373 |
685 |
0 |
| CDI |
0 |
0 |
1 |
70 |
1605 |
7858 |
4433 |
0 |
| VCDI |
0 |
0 |
0 |
3 |
6 |
1250 |
5613 |
364 |
|
Date: 2020-09-02:
| 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 |
133739 |
17831 |
101 |
279 |
11 |
0 |
0 |
0 |
| OW |
0 |
1781 |
179 |
892 |
110 |
6 |
0 |
0 |
| VODI |
0 |
436 |
106 |
2088 |
864 |
20 |
0 |
0 |
| ODI |
0 |
6 |
3 |
495 |
4544 |
505 |
14 |
0 |
| CDI |
0 |
0 |
0 |
48 |
1611 |
8572 |
1154 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1368 |
8630 |
1655 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
133739 |
16976 |
107 |
497 |
128 |
28 |
15 |
0 |
| OW |
0 |
1987 |
135 |
763 |
316 |
48 |
28 |
0 |
| VODI |
0 |
989 |
116 |
1658 |
1542 |
523 |
221 |
0 |
| ODI |
0 |
101 |
30 |
703 |
3260 |
1241 |
783 |
0 |
| CDI |
0 |
1 |
1 |
179 |
1890 |
7833 |
3312 |
299 |
| VCDI |
0 |
0 |
0 |
2 |
4 |
798 |
5439 |
1356 |
|
Date: 2020-09-04:
| 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 |
134976 |
16888 |
67 |
174 |
7 |
0 |
0 |
0 |
| OW |
0 |
2284 |
165 |
715 |
91 |
2 |
0 |
0 |
| VODI |
0 |
538 |
132 |
1875 |
880 |
14 |
0 |
0 |
| ODI |
0 |
35 |
13 |
591 |
3721 |
731 |
3 |
0 |
| CDI |
0 |
2 |
2 |
79 |
1569 |
7041 |
3017 |
19 |
| VCDI |
0 |
0 |
0 |
0 |
19 |
1229 |
7210 |
2959 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
134976 |
16054 |
83 |
372 |
82 |
31 |
3 |
0 |
| OW |
0 |
2268 |
113 |
672 |
321 |
21 |
12 |
0 |
| VODI |
0 |
1211 |
132 |
1445 |
1553 |
640 |
99 |
0 |
| ODI |
0 |
199 |
47 |
741 |
2623 |
1435 |
876 |
0 |
| CDI |
0 |
15 |
4 |
203 |
1687 |
6203 |
4852 |
531 |
| VCDI |
0 |
0 |
0 |
1 |
21 |
687 |
4388 |
2447 |
|
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