Validation of sea ice concentration - American sector
Bulletin date: 2018-06-21
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2018-06-15:
| 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 |
110 |
3115 |
143 |
1075 |
591 |
35 |
0 |
0 |
| OW |
11 |
178 |
36 |
394 |
599 |
111 |
8 |
0 |
| VODI |
0 |
54 |
15 |
253 |
674 |
455 |
13 |
0 |
| ODI |
0 |
39 |
4 |
199 |
576 |
968 |
148 |
0 |
| CDI |
0 |
37 |
8 |
203 |
657 |
3946 |
751 |
4 |
| VCDI |
0 |
22 |
5 |
88 |
861 |
4863 |
13853 |
10764 |
|
...date precedes bulletin
|
Date: 2018-06-17:
| 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 |
160 |
3194 |
153 |
1187 |
755 |
52 |
5 |
0 |
| OW |
17 |
159 |
39 |
308 |
757 |
93 |
2 |
0 |
| VODI |
0 |
56 |
13 |
329 |
911 |
442 |
19 |
0 |
| ODI |
0 |
40 |
5 |
162 |
973 |
1082 |
108 |
0 |
| CDI |
0 |
38 |
10 |
245 |
1122 |
3370 |
758 |
0 |
| VCDI |
0 |
0 |
0 |
179 |
1389 |
4933 |
10893 |
11908 |
|
...date precedes bulletin
|
Date: 2018-06-19:
| 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 |
208 |
3591 |
125 |
1181 |
680 |
8 |
7 |
0 |
| OW |
19 |
143 |
57 |
523 |
452 |
16 |
2 |
0 |
| VODI |
0 |
30 |
11 |
367 |
995 |
36 |
7 |
0 |
| ODI |
0 |
23 |
4 |
109 |
1978 |
1497 |
21 |
0 |
| CDI |
0 |
10 |
1 |
171 |
1080 |
3110 |
390 |
0 |
| VCDI |
0 |
5 |
1 |
11 |
1162 |
3854 |
11024 |
12957 |
|
...date precedes bulletin
|
Date: 2018-06-21:
| 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 |
236 |
3967 |
139 |
1389 |
581 |
19 |
4 |
0 |
| OW |
12 |
103 |
45 |
505 |
601 |
18 |
4 |
0 |
| VODI |
0 |
40 |
11 |
273 |
1673 |
98 |
7 |
0 |
| ODI |
0 |
19 |
7 |
98 |
1604 |
1805 |
24 |
0 |
| CDI |
0 |
18 |
3 |
193 |
819 |
2037 |
506 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
1299 |
6094 |
9687 |
11928 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
235 |
3983 |
150 |
1451 |
572 |
24 |
6 |
0 |
| OW |
13 |
78 |
31 |
463 |
577 |
15 |
2 |
0 |
| VODI |
0 |
37 |
11 |
248 |
1664 |
84 |
7 |
0 |
| ODI |
0 |
29 |
10 |
97 |
1544 |
1578 |
21 |
0 |
| CDI |
0 |
20 |
3 |
199 |
892 |
2191 |
497 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
1328 |
6179 |
9699 |
11928 |
|
Date: 2018-06-23:
| 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 |
265 |
4323 |
141 |
1372 |
810 |
8 |
0 |
0 |
| OW |
8 |
128 |
40 |
458 |
815 |
140 |
2 |
0 |
| VODI |
0 |
62 |
11 |
249 |
1006 |
1643 |
6 |
0 |
| ODI |
0 |
26 |
9 |
129 |
763 |
1386 |
55 |
0 |
| CDI |
0 |
21 |
6 |
170 |
677 |
1878 |
335 |
0 |
| VCDI |
0 |
0 |
0 |
26 |
1414 |
4139 |
9457 |
13888 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
265 |
4321 |
147 |
1494 |
812 |
10 |
0 |
0 |
| OW |
8 |
114 |
31 |
370 |
770 |
195 |
2 |
0 |
| VODI |
0 |
62 |
12 |
230 |
965 |
1529 |
6 |
0 |
| ODI |
0 |
36 |
9 |
104 |
811 |
1278 |
27 |
0 |
| CDI |
0 |
27 |
8 |
179 |
703 |
1889 |
334 |
0 |
| VCDI |
0 |
0 |
0 |
27 |
1424 |
4293 |
9486 |
13888 |
|
Date: 2018-06-25:
| 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 |
437 |
4886 |
143 |
1268 |
602 |
9 |
0 |
0 |
| OW |
11 |
432 |
38 |
553 |
302 |
27 |
0 |
0 |
| VODI |
0 |
111 |
6 |
410 |
1051 |
45 |
3 |
0 |
| ODI |
0 |
20 |
5 |
89 |
2280 |
377 |
11 |
0 |
| CDI |
0 |
20 |
5 |
127 |
1050 |
3579 |
49 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
1133 |
6666 |
7678 |
12443 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
442 |
4777 |
139 |
1528 |
940 |
25 |
0 |
0 |
| OW |
6 |
396 |
20 |
354 |
911 |
102 |
1 |
0 |
| VODI |
0 |
158 |
13 |
249 |
1761 |
957 |
16 |
0 |
| ODI |
0 |
68 |
7 |
67 |
564 |
494 |
33 |
0 |
| CDI |
0 |
67 |
17 |
219 |
795 |
2079 |
62 |
0 |
| VCDI |
0 |
3 |
1 |
30 |
1447 |
7046 |
7629 |
12443 |
|
Date: 2018-06-27:
| 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 |
604 |
5260 |
181 |
1309 |
790 |
5 |
0 |
0 |
| OW |
7 |
103 |
38 |
525 |
967 |
47 |
0 |
0 |
| VODI |
0 |
33 |
6 |
256 |
1112 |
701 |
0 |
0 |
| ODI |
0 |
21 |
4 |
78 |
970 |
1530 |
5 |
0 |
| CDI |
0 |
21 |
5 |
116 |
1247 |
2654 |
26 |
0 |
| VCDI |
0 |
0 |
0 |
11 |
1515 |
9523 |
6787 |
9409 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
607 |
4953 |
181 |
1494 |
1709 |
328 |
0 |
0 |
| OW |
4 |
191 |
19 |
321 |
810 |
1057 |
0 |
0 |
| VODI |
0 |
127 |
9 |
155 |
691 |
786 |
6 |
0 |
| ODI |
0 |
84 |
10 |
67 |
446 |
372 |
8 |
0 |
| CDI |
0 |
83 |
15 |
231 |
1171 |
2025 |
21 |
0 |
| VCDI |
0 |
0 |
0 |
27 |
1774 |
9892 |
6783 |
9409 |
|
Date: 2018-06-29:
| 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 |
754 |
5721 |
170 |
1468 |
639 |
8 |
0 |
0 |
| OW |
5 |
125 |
42 |
562 |
904 |
85 |
0 |
0 |
| VODI |
0 |
63 |
8 |
359 |
1082 |
1092 |
10 |
0 |
| ODI |
0 |
41 |
6 |
104 |
1037 |
932 |
14 |
0 |
| CDI |
0 |
69 |
3 |
153 |
2092 |
1894 |
54 |
0 |
| VCDI |
0 |
2 |
2 |
17 |
1879 |
9819 |
6105 |
8546 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
756 |
5344 |
168 |
1768 |
1766 |
890 |
0 |
0 |
| OW |
3 |
254 |
21 |
256 |
681 |
709 |
0 |
0 |
| VODI |
0 |
153 |
13 |
205 |
488 |
363 |
12 |
0 |
| ODI |
0 |
127 |
17 |
117 |
428 |
362 |
29 |
0 |
| CDI |
0 |
128 |
9 |
273 |
1812 |
1582 |
114 |
0 |
| VCDI |
0 |
15 |
3 |
44 |
2458 |
9924 |
6028 |
8546 |
|
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