Validation of sea ice concentration - American sector
Bulletin date: 2019-05-02
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2019-04-26:
| 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 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
1 |
3 |
0 |
0 |
| VODI |
0 |
0 |
0 |
1 |
37 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
3 |
138 |
65 |
13 |
0 |
| CDI |
0 |
0 |
0 |
7 |
329 |
323 |
204 |
17 |
| VCDI |
0 |
0 |
0 |
9 |
525 |
3509 |
14234 |
26448 |
|
...date precedes bulletin
|
Date: 2019-04-28:
| 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 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
0 |
| OW |
0 |
0 |
0 |
0 |
52 |
8 |
0 |
0 |
| VODI |
0 |
0 |
0 |
25 |
82 |
3 |
0 |
0 |
| ODI |
0 |
0 |
0 |
55 |
177 |
67 |
1 |
0 |
| CDI |
0 |
0 |
0 |
56 |
343 |
523 |
88 |
0 |
| VCDI |
0 |
0 |
0 |
6 |
474 |
3484 |
15285 |
25137 |
|
...date precedes bulletin
|
Date: 2019-04-30:
| 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 |
0 |
41 |
6 |
107 |
58 |
6 |
0 |
0 |
| OW |
0 |
4 |
3 |
73 |
111 |
4 |
0 |
0 |
| VODI |
0 |
0 |
0 |
65 |
203 |
49 |
0 |
0 |
| ODI |
0 |
0 |
0 |
34 |
240 |
113 |
12 |
0 |
| CDI |
0 |
0 |
0 |
8 |
256 |
644 |
233 |
4 |
| VCDI |
0 |
0 |
0 |
0 |
279 |
3414 |
15003 |
24896 |
|
...date precedes bulletin
|
Date: 2019-05-02:
| 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 |
0 |
56 |
13 |
184 |
115 |
2 |
0 |
0 |
| OW |
0 |
15 |
0 |
87 |
162 |
5 |
0 |
0 |
| VODI |
0 |
14 |
2 |
65 |
253 |
25 |
0 |
0 |
| ODI |
0 |
0 |
0 |
50 |
240 |
149 |
15 |
0 |
| CDI |
0 |
0 |
0 |
16 |
263 |
583 |
314 |
9 |
| VCDI |
0 |
0 |
0 |
0 |
412 |
4241 |
21192 |
17384 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
56 |
12 |
169 |
128 |
2 |
0 |
0 |
| OW |
0 |
12 |
1 |
98 |
136 |
6 |
0 |
0 |
| VODI |
0 |
17 |
2 |
76 |
274 |
24 |
0 |
0 |
| ODI |
0 |
0 |
0 |
43 |
232 |
154 |
27 |
0 |
| CDI |
0 |
0 |
0 |
16 |
255 |
566 |
254 |
9 |
| VCDI |
0 |
0 |
0 |
0 |
420 |
4253 |
21240 |
17384 |
|
Date: 2019-05-04:
| 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 |
0 |
166 |
13 |
187 |
63 |
0 |
0 |
0 |
| OW |
0 |
45 |
8 |
128 |
114 |
0 |
0 |
0 |
| VODI |
0 |
32 |
5 |
143 |
161 |
30 |
0 |
0 |
| ODI |
0 |
1 |
1 |
83 |
262 |
165 |
27 |
0 |
| CDI |
0 |
0 |
0 |
33 |
413 |
710 |
384 |
0 |
| VCDI |
0 |
0 |
0 |
8 |
588 |
4312 |
21190 |
16594 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
156 |
14 |
219 |
50 |
0 |
0 |
0 |
| OW |
0 |
62 |
8 |
100 |
110 |
0 |
0 |
0 |
| VODI |
0 |
26 |
4 |
137 |
171 |
23 |
0 |
0 |
| ODI |
0 |
0 |
1 |
75 |
251 |
163 |
38 |
0 |
| CDI |
0 |
0 |
0 |
42 |
411 |
653 |
295 |
0 |
| VCDI |
0 |
0 |
0 |
9 |
608 |
4378 |
21268 |
16594 |
|
Date: 2019-05-06:
| 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 |
0 |
223 |
24 |
225 |
91 |
0 |
0 |
0 |
| OW |
0 |
99 |
17 |
225 |
56 |
0 |
0 |
0 |
| VODI |
0 |
7 |
4 |
203 |
193 |
24 |
0 |
0 |
| ODI |
0 |
0 |
0 |
46 |
406 |
183 |
4 |
0 |
| CDI |
0 |
0 |
0 |
66 |
683 |
1423 |
231 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
259 |
3625 |
17782 |
19767 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
216 |
30 |
261 |
106 |
0 |
0 |
0 |
| OW |
0 |
75 |
8 |
103 |
56 |
1 |
0 |
0 |
| VODI |
0 |
33 |
5 |
147 |
139 |
68 |
0 |
0 |
| ODI |
0 |
5 |
2 |
80 |
249 |
199 |
39 |
0 |
| CDI |
0 |
0 |
0 |
107 |
457 |
891 |
451 |
0 |
| VCDI |
0 |
0 |
0 |
67 |
681 |
4096 |
17527 |
19767 |
|
Date: 2019-05-08:
| 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 |
0 |
392 |
31 |
321 |
35 |
0 |
0 |
0 |
| OW |
0 |
136 |
13 |
131 |
70 |
13 |
0 |
0 |
| VODI |
0 |
9 |
7 |
198 |
178 |
83 |
1 |
0 |
| ODI |
0 |
0 |
0 |
82 |
377 |
245 |
15 |
0 |
| CDI |
0 |
0 |
0 |
84 |
841 |
1333 |
212 |
14 |
| VCDI |
0 |
0 |
0 |
7 |
481 |
3984 |
13448 |
23125 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
361 |
32 |
248 |
33 |
0 |
0 |
0 |
| OW |
0 |
105 |
8 |
94 |
42 |
30 |
0 |
0 |
| VODI |
0 |
65 |
6 |
141 |
132 |
112 |
8 |
0 |
| ODI |
0 |
6 |
5 |
120 |
290 |
233 |
17 |
0 |
| CDI |
0 |
0 |
0 |
146 |
716 |
1032 |
223 |
12 |
| VCDI |
0 |
0 |
0 |
74 |
769 |
4251 |
13428 |
23127 |
|
Date: 2019-05-10:
| 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 |
0 |
514 |
30 |
244 |
14 |
2 |
0 |
0 |
| OW |
0 |
115 |
8 |
155 |
66 |
41 |
1 |
0 |
| VODI |
0 |
24 |
9 |
190 |
183 |
137 |
16 |
0 |
| ODI |
0 |
1 |
1 |
83 |
360 |
230 |
86 |
0 |
| CDI |
0 |
0 |
0 |
89 |
747 |
1540 |
421 |
76 |
| VCDI |
0 |
0 |
0 |
20 |
501 |
3602 |
14146 |
22214 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
522 |
32 |
203 |
5 |
1 |
0 |
0 |
| OW |
0 |
100 |
5 |
92 |
43 |
61 |
7 |
0 |
| VODI |
0 |
31 |
9 |
153 |
189 |
173 |
34 |
0 |
| ODI |
0 |
1 |
2 |
145 |
270 |
242 |
94 |
20 |
| CDI |
0 |
0 |
0 |
131 |
770 |
1605 |
580 |
122 |
| VCDI |
0 |
0 |
0 |
57 |
594 |
3470 |
13955 |
22148 |
|
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