Validation of sea ice concentration
Bulletin date: 2019-05-30
Model vs. observations, sea ice class contingency tables
Date: 2019-05-24:
| 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 |
15052 |
5869 |
1118 |
743 |
169 |
84 |
98 |
0 |
| OW |
0 |
0 |
102 |
334 |
211 |
133 |
174 |
0 |
| VODI |
0 |
0 |
54 |
199 |
243 |
314 |
367 |
0 |
| ODI |
0 |
0 |
27 |
103 |
124 |
263 |
750 |
5 |
| CDI |
0 |
0 |
42 |
143 |
80 |
292 |
2057 |
15 |
| VCDI |
0 |
0 |
2 |
38 |
47 |
135 |
4517 |
4255 |
|
...date precedes bulletin
|
Date: 2019-05-28:
| 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 |
15068 |
6109 |
1145 |
704 |
257 |
107 |
106 |
0 |
| OW |
0 |
6 |
138 |
277 |
260 |
162 |
94 |
0 |
| VODI |
0 |
11 |
44 |
235 |
280 |
319 |
170 |
0 |
| ODI |
0 |
5 |
15 |
94 |
146 |
316 |
488 |
0 |
| CDI |
0 |
5 |
19 |
68 |
163 |
471 |
2555 |
38 |
| VCDI |
0 |
0 |
0 |
0 |
7 |
83 |
4430 |
3764 |
|
...date precedes bulletin
|
Date: 2019-05-30:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2019-06-03:
| 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 |
16000 |
5919 |
1398 |
446 |
281 |
89 |
142 |
0 |
| OW |
0 |
2 |
299 |
207 |
117 |
66 |
97 |
0 |
| VODI |
0 |
0 |
138 |
195 |
175 |
172 |
190 |
0 |
| ODI |
0 |
0 |
28 |
58 |
123 |
232 |
616 |
0 |
| CDI |
0 |
0 |
7 |
32 |
58 |
162 |
3046 |
0 |
| VCDI |
0 |
0 |
0 |
3 |
6 |
30 |
3625 |
4200 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16000 |
5911 |
1476 |
516 |
300 |
146 |
248 |
0 |
| OW |
0 |
8 |
160 |
162 |
167 |
87 |
195 |
0 |
| VODI |
0 |
2 |
138 |
140 |
120 |
199 |
586 |
0 |
| ODI |
0 |
0 |
51 |
53 |
77 |
150 |
1083 |
0 |
| CDI |
0 |
0 |
45 |
67 |
90 |
143 |
2818 |
11 |
| VCDI |
0 |
0 |
0 |
3 |
6 |
26 |
2786 |
4189 |
|
Date: 2019-06-05:
| 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 |
16002 |
6085 |
1108 |
863 |
257 |
176 |
134 |
0 |
| OW |
0 |
20 |
188 |
218 |
155 |
132 |
94 |
0 |
| VODI |
0 |
0 |
89 |
146 |
180 |
239 |
317 |
0 |
| ODI |
0 |
0 |
36 |
52 |
78 |
273 |
775 |
0 |
| CDI |
0 |
0 |
6 |
45 |
87 |
497 |
2559 |
0 |
| VCDI |
0 |
0 |
0 |
5 |
4 |
44 |
3171 |
4124 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16002 |
6086 |
968 |
919 |
342 |
317 |
269 |
0 |
| OW |
0 |
19 |
135 |
141 |
119 |
133 |
237 |
0 |
| VODI |
0 |
0 |
149 |
118 |
119 |
201 |
711 |
0 |
| ODI |
0 |
0 |
84 |
73 |
66 |
228 |
1067 |
0 |
| CDI |
0 |
0 |
91 |
73 |
113 |
457 |
2522 |
22 |
| VCDI |
0 |
0 |
0 |
5 |
2 |
25 |
2244 |
4102 |
|
Date: 2019-06-07:
| 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 |
16034 |
6123 |
1189 |
904 |
276 |
179 |
148 |
0 |
| OW |
0 |
10 |
155 |
202 |
191 |
158 |
132 |
0 |
| VODI |
0 |
0 |
65 |
142 |
182 |
293 |
449 |
0 |
| ODI |
0 |
0 |
27 |
38 |
56 |
287 |
1083 |
0 |
| CDI |
0 |
0 |
8 |
53 |
58 |
199 |
2847 |
10 |
| VCDI |
0 |
0 |
0 |
3 |
3 |
43 |
2484 |
4128 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16034 |
5972 |
1064 |
937 |
380 |
380 |
415 |
0 |
| OW |
0 |
56 |
97 |
120 |
110 |
139 |
317 |
0 |
| VODI |
0 |
64 |
93 |
98 |
119 |
207 |
763 |
0 |
| ODI |
0 |
27 |
74 |
59 |
46 |
176 |
1171 |
8 |
| CDI |
0 |
14 |
116 |
122 |
105 |
229 |
2892 |
68 |
| VCDI |
0 |
0 |
0 |
6 |
6 |
28 |
1585 |
4062 |
|
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