Validation of sea ice concentration - American sector
Bulletin date: 2020-06-25
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-06-19:
| 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 |
253 |
5055 |
225 |
1409 |
227 |
8 |
0 |
0 |
| OW |
8 |
89 |
40 |
927 |
647 |
25 |
0 |
0 |
| VODI |
0 |
13 |
7 |
241 |
1123 |
250 |
4 |
0 |
| ODI |
0 |
3 |
0 |
54 |
954 |
891 |
19 |
0 |
| CDI |
0 |
4 |
0 |
60 |
1374 |
4944 |
156 |
0 |
| VCDI |
0 |
0 |
0 |
121 |
2233 |
12655 |
6941 |
4906 |
|
...date precedes bulletin
|
Date: 2020-06-21:
| 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 |
348 |
5227 |
202 |
1585 |
284 |
10 |
0 |
0 |
| OW |
5 |
129 |
58 |
726 |
741 |
30 |
0 |
0 |
| VODI |
0 |
27 |
9 |
303 |
1029 |
387 |
3 |
0 |
| ODI |
0 |
5 |
3 |
92 |
1059 |
847 |
8 |
0 |
| CDI |
0 |
2 |
1 |
82 |
996 |
5206 |
59 |
0 |
| VCDI |
0 |
0 |
0 |
55 |
1779 |
10236 |
8003 |
6330 |
|
...date precedes bulletin
|
Date: 2020-06-23:
| 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 |
290 |
5678 |
222 |
1633 |
180 |
6 |
0 |
0 |
| OW |
6 |
103 |
35 |
647 |
411 |
18 |
0 |
0 |
| VODI |
0 |
2 |
5 |
379 |
1113 |
54 |
3 |
0 |
| ODI |
0 |
1 |
2 |
59 |
1800 |
934 |
6 |
0 |
| CDI |
0 |
6 |
0 |
39 |
984 |
6879 |
269 |
0 |
| VCDI |
0 |
76 |
12 |
44 |
1363 |
9275 |
11557 |
1775 |
|
...date precedes bulletin
|
Date: 2020-06-25:
| 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 |
339 |
6011 |
177 |
1540 |
188 |
12 |
0 |
0 |
| OW |
4 |
102 |
53 |
691 |
478 |
19 |
0 |
0 |
| VODI |
0 |
2 |
8 |
450 |
1568 |
37 |
6 |
0 |
| ODI |
0 |
7 |
0 |
98 |
1573 |
1278 |
11 |
0 |
| CDI |
0 |
18 |
0 |
95 |
1129 |
6676 |
785 |
0 |
| VCDI |
0 |
1 |
1 |
4 |
1483 |
9010 |
10223 |
1789 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
339 |
6016 |
188 |
1675 |
279 |
19 |
0 |
0 |
| OW |
4 |
89 |
42 |
566 |
409 |
21 |
2 |
0 |
| VODI |
0 |
11 |
8 |
424 |
1600 |
52 |
7 |
0 |
| ODI |
0 |
2 |
0 |
109 |
1550 |
1436 |
10 |
0 |
| CDI |
0 |
20 |
0 |
98 |
1099 |
6584 |
872 |
0 |
| VCDI |
0 |
3 |
1 |
6 |
1482 |
8920 |
10134 |
1789 |
|
Date: 2020-06-27:
| 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 |
333 |
6435 |
169 |
1593 |
177 |
20 |
0 |
0 |
| OW |
3 |
137 |
47 |
849 |
568 |
20 |
0 |
0 |
| VODI |
0 |
19 |
5 |
519 |
1792 |
185 |
8 |
0 |
| ODI |
0 |
2 |
3 |
111 |
2256 |
1094 |
20 |
0 |
| CDI |
0 |
5 |
1 |
104 |
1010 |
7203 |
281 |
0 |
| VCDI |
0 |
2 |
0 |
10 |
1655 |
8366 |
6855 |
4009 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
333 |
6439 |
180 |
1673 |
306 |
28 |
0 |
0 |
| OW |
3 |
127 |
35 |
749 |
556 |
22 |
2 |
0 |
| VODI |
0 |
26 |
6 |
536 |
1671 |
138 |
9 |
0 |
| ODI |
0 |
1 |
2 |
104 |
2227 |
1200 |
16 |
0 |
| CDI |
0 |
5 |
2 |
117 |
1063 |
7148 |
308 |
0 |
| VCDI |
0 |
2 |
0 |
7 |
1635 |
8352 |
6829 |
4009 |
|
Date: 2020-06-29:
| 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 |
358 |
6813 |
212 |
1407 |
187 |
17 |
0 |
0 |
| OW |
0 |
123 |
35 |
817 |
314 |
13 |
0 |
0 |
| VODI |
0 |
33 |
4 |
807 |
1444 |
20 |
2 |
0 |
| ODI |
0 |
166 |
0 |
122 |
4083 |
379 |
9 |
0 |
| CDI |
0 |
6 |
0 |
47 |
1438 |
9158 |
53 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
1348 |
9779 |
5637 |
1035 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
358 |
6763 |
211 |
1710 |
500 |
36 |
0 |
0 |
| OW |
0 |
158 |
30 |
721 |
629 |
32 |
0 |
0 |
| VODI |
0 |
25 |
8 |
526 |
2163 |
141 |
1 |
0 |
| ODI |
0 |
150 |
2 |
146 |
2586 |
478 |
16 |
0 |
| CDI |
0 |
45 |
0 |
89 |
1302 |
7820 |
46 |
0 |
| VCDI |
0 |
0 |
0 |
8 |
1634 |
10859 |
5638 |
1035 |
|
Date: 2020-07-01:
| 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 |
778 |
7188 |
178 |
1302 |
178 |
22 |
0 |
0 |
| OW |
0 |
231 |
55 |
1040 |
331 |
21 |
0 |
0 |
| VODI |
0 |
12 |
9 |
746 |
2790 |
45 |
2 |
0 |
| ODI |
0 |
8 |
0 |
119 |
2554 |
325 |
16 |
0 |
| CDI |
0 |
1 |
1 |
51 |
1533 |
9859 |
99 |
0 |
| VCDI |
0 |
14 |
0 |
15 |
1381 |
12066 |
2721 |
175 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
778 |
7170 |
184 |
1696 |
404 |
48 |
0 |
0 |
| OW |
0 |
215 |
45 |
754 |
550 |
62 |
2 |
0 |
| VODI |
0 |
29 |
9 |
542 |
2825 |
110 |
25 |
0 |
| ODI |
0 |
23 |
4 |
154 |
2063 |
238 |
26 |
0 |
| CDI |
0 |
3 |
1 |
109 |
1354 |
8621 |
27 |
0 |
| VCDI |
0 |
14 |
0 |
18 |
1571 |
13259 |
2758 |
175 |
|
Date: 2020-07-03:
| 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 |
1285 |
7488 |
185 |
1415 |
184 |
4 |
0 |
0 |
| OW |
1 |
287 |
69 |
1038 |
949 |
15 |
0 |
0 |
| VODI |
0 |
52 |
11 |
576 |
2325 |
73 |
0 |
0 |
| ODI |
0 |
6 |
3 |
134 |
2134 |
307 |
1 |
0 |
| CDI |
0 |
11 |
3 |
53 |
1488 |
9965 |
94 |
0 |
| VCDI |
0 |
47 |
0 |
25 |
854 |
14320 |
464 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1286 |
7452 |
185 |
1579 |
543 |
8 |
0 |
0 |
| OW |
0 |
274 |
61 |
770 |
858 |
55 |
0 |
0 |
| VODI |
0 |
59 |
12 |
568 |
2431 |
94 |
0 |
0 |
| ODI |
0 |
40 |
10 |
177 |
1722 |
284 |
7 |
0 |
| CDI |
0 |
19 |
3 |
122 |
1357 |
9441 |
149 |
0 |
| VCDI |
0 |
47 |
0 |
25 |
1023 |
14802 |
403 |
0 |
|
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