Validation of sea ice concentration - American sector
Bulletin date: 2017-07-20
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2017-07-14:
| 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 |
6217 |
9846 |
156 |
771 |
145 |
0 |
0 |
0 |
| OW |
1 |
238 |
49 |
667 |
129 |
10 |
0 |
0 |
| VODI |
0 |
70 |
16 |
799 |
539 |
90 |
0 |
0 |
| ODI |
0 |
3 |
3 |
214 |
1570 |
282 |
1 |
0 |
| CDI |
0 |
1 |
0 |
64 |
2202 |
5023 |
1 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
329 |
8904 |
5638 |
1888 |
|
...date precedes bulletin
|
Date: 2017-07-16:
| 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 |
9145 |
7348 |
125 |
581 |
123 |
0 |
0 |
0 |
| OW |
2 |
403 |
57 |
493 |
220 |
9 |
0 |
0 |
| VODI |
1 |
77 |
17 |
441 |
785 |
75 |
0 |
0 |
| ODI |
0 |
9 |
6 |
140 |
1440 |
646 |
11 |
0 |
| CDI |
0 |
0 |
1 |
15 |
717 |
5758 |
441 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
365 |
9262 |
5957 |
1196 |
|
...date precedes bulletin
|
Date: 2017-07-18:
| 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 |
9293 |
8027 |
173 |
650 |
99 |
0 |
0 |
0 |
| OW |
0 |
110 |
21 |
451 |
106 |
3 |
0 |
0 |
| VODI |
0 |
33 |
7 |
636 |
416 |
10 |
0 |
0 |
| ODI |
0 |
6 |
2 |
180 |
2434 |
97 |
0 |
0 |
| CDI |
0 |
2 |
0 |
11 |
911 |
5588 |
418 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
329 |
6340 |
9319 |
194 |
|
...date precedes bulletin
|
Date: 2017-07-20:
| 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 |
9822 |
7767 |
145 |
650 |
66 |
1 |
0 |
0 |
| OW |
0 |
141 |
39 |
506 |
129 |
3 |
0 |
0 |
| VODI |
0 |
56 |
6 |
626 |
664 |
25 |
0 |
0 |
| ODI |
0 |
7 |
3 |
157 |
2260 |
142 |
0 |
0 |
| CDI |
0 |
1 |
1 |
12 |
1842 |
4558 |
149 |
0 |
| VCDI |
0 |
0 |
0 |
8 |
354 |
9064 |
6662 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
9822 |
7778 |
146 |
722 |
77 |
2 |
0 |
0 |
| OW |
0 |
126 |
37 |
465 |
119 |
5 |
0 |
0 |
| VODI |
0 |
62 |
8 |
593 |
761 |
28 |
0 |
0 |
| ODI |
0 |
5 |
2 |
159 |
2170 |
194 |
0 |
0 |
| CDI |
0 |
1 |
1 |
12 |
1874 |
4611 |
189 |
0 |
| VCDI |
0 |
0 |
0 |
8 |
314 |
8953 |
6622 |
0 |
|
Date: 2017-07-22:
| 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 |
10021 |
7704 |
145 |
622 |
74 |
0 |
0 |
0 |
| OW |
0 |
193 |
39 |
542 |
130 |
6 |
0 |
0 |
| VODI |
0 |
101 |
12 |
728 |
955 |
10 |
0 |
0 |
| ODI |
0 |
22 |
5 |
110 |
2013 |
68 |
0 |
0 |
| CDI |
0 |
2 |
0 |
9 |
2447 |
4190 |
41 |
0 |
| VCDI |
0 |
5 |
0 |
23 |
473 |
8636 |
6395 |
145 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
10021 |
7712 |
146 |
669 |
79 |
1 |
0 |
0 |
| OW |
0 |
174 |
37 |
521 |
123 |
8 |
0 |
0 |
| VODI |
0 |
117 |
12 |
714 |
1112 |
12 |
0 |
0 |
| ODI |
0 |
17 |
6 |
98 |
1960 |
79 |
0 |
0 |
| CDI |
0 |
1 |
0 |
9 |
2423 |
4257 |
50 |
0 |
| VCDI |
0 |
6 |
0 |
23 |
395 |
8553 |
6386 |
145 |
|
Date: 2017-07-24:
| 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 |
10589 |
7680 |
121 |
556 |
79 |
0 |
0 |
0 |
| OW |
0 |
92 |
35 |
510 |
123 |
0 |
0 |
0 |
| VODI |
0 |
10 |
8 |
899 |
587 |
4 |
0 |
0 |
| ODI |
0 |
0 |
0 |
30 |
3185 |
82 |
0 |
0 |
| CDI |
0 |
0 |
0 |
5 |
1500 |
5983 |
129 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
190 |
6629 |
6839 |
1 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
10589 |
7325 |
97 |
587 |
128 |
0 |
0 |
0 |
| OW |
0 |
316 |
46 |
483 |
238 |
4 |
0 |
0 |
| VODI |
0 |
141 |
21 |
850 |
1180 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
76 |
1808 |
252 |
0 |
0 |
| CDI |
0 |
0 |
0 |
4 |
1915 |
4827 |
159 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
395 |
7614 |
6809 |
1 |
|
Date: 2017-07-26:
| 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 |
10587 |
7941 |
142 |
595 |
95 |
1 |
0 |
0 |
| OW |
0 |
158 |
46 |
651 |
71 |
1 |
0 |
0 |
| VODI |
0 |
14 |
9 |
1309 |
533 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
96 |
2600 |
270 |
0 |
0 |
| CDI |
0 |
0 |
0 |
5 |
2712 |
4507 |
117 |
0 |
| VCDI |
0 |
0 |
0 |
3 |
238 |
5333 |
7789 |
43 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
10587 |
7476 |
114 |
596 |
111 |
2 |
0 |
0 |
| OW |
0 |
442 |
55 |
695 |
187 |
0 |
0 |
0 |
| VODI |
0 |
195 |
28 |
1035 |
834 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
325 |
1523 |
372 |
0 |
0 |
| CDI |
0 |
0 |
0 |
2 |
3088 |
3908 |
49 |
0 |
| VCDI |
0 |
0 |
0 |
6 |
506 |
5829 |
7857 |
43 |
|
Date: 2017-07-28:
| 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 |
11135 |
7933 |
128 |
538 |
68 |
0 |
0 |
0 |
| OW |
0 |
284 |
54 |
801 |
73 |
0 |
0 |
0 |
| VODI |
0 |
15 |
9 |
1399 |
754 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
124 |
1930 |
407 |
0 |
0 |
| CDI |
0 |
0 |
0 |
3 |
1784 |
4673 |
557 |
4 |
| VCDI |
0 |
0 |
0 |
10 |
327 |
3391 |
5305 |
4160 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
11135 |
7389 |
99 |
599 |
97 |
0 |
0 |
0 |
| OW |
0 |
628 |
56 |
877 |
159 |
5 |
0 |
0 |
| VODI |
0 |
215 |
36 |
922 |
771 |
27 |
0 |
0 |
| ODI |
0 |
0 |
0 |
435 |
1214 |
487 |
0 |
0 |
| CDI |
0 |
0 |
0 |
33 |
2324 |
3940 |
385 |
0 |
| VCDI |
0 |
0 |
0 |
9 |
371 |
4012 |
5477 |
4164 |
|
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