Validation of sea ice concentration
Bulletin date: 2019-05-23
Model vs. observations, sea ice class contingency tables
Date: 2019-05-17:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2019-05-21:
| 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 |
15174 |
6038 |
772 |
804 |
244 |
85 |
49 |
0 |
| OW |
0 |
0 |
64 |
285 |
242 |
65 |
121 |
0 |
| VODI |
0 |
0 |
44 |
225 |
399 |
169 |
216 |
0 |
| ODI |
0 |
0 |
30 |
80 |
236 |
306 |
587 |
0 |
| CDI |
0 |
0 |
44 |
105 |
137 |
399 |
2019 |
11 |
| VCDI |
0 |
0 |
7 |
24 |
145 |
97 |
4796 |
4140 |
|
...date precedes bulletin
|
Date: 2019-05-23:
| 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 |
15286 |
5775 |
1112 |
579 |
214 |
77 |
85 |
0 |
| OW |
0 |
0 |
113 |
264 |
235 |
148 |
133 |
0 |
| VODI |
0 |
0 |
74 |
177 |
257 |
318 |
318 |
0 |
| ODI |
0 |
0 |
40 |
79 |
130 |
298 |
726 |
1 |
| CDI |
0 |
0 |
34 |
126 |
93 |
266 |
2075 |
7 |
| VCDI |
0 |
0 |
7 |
26 |
45 |
144 |
4550 |
4347 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15286 |
5775 |
1128 |
628 |
247 |
122 |
89 |
0 |
| OW |
0 |
0 |
99 |
235 |
215 |
138 |
129 |
0 |
| VODI |
0 |
0 |
68 |
162 |
240 |
294 |
336 |
0 |
| ODI |
0 |
0 |
34 |
72 |
129 |
298 |
724 |
0 |
| CDI |
0 |
0 |
45 |
124 |
97 |
257 |
2070 |
9 |
| VCDI |
0 |
0 |
6 |
30 |
46 |
142 |
4539 |
4346 |
|
Date: 2019-05-27:
| 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 |
15068 |
6102 |
1042 |
669 |
197 |
102 |
97 |
0 |
| OW |
0 |
13 |
158 |
258 |
197 |
150 |
109 |
0 |
| VODI |
0 |
8 |
67 |
294 |
296 |
332 |
141 |
0 |
| ODI |
0 |
10 |
14 |
101 |
191 |
322 |
413 |
0 |
| CDI |
0 |
5 |
20 |
79 |
170 |
507 |
2315 |
34 |
| VCDI |
0 |
0 |
0 |
0 |
13 |
112 |
4838 |
3715 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15068 |
6095 |
1019 |
759 |
318 |
247 |
158 |
0 |
| OW |
0 |
12 |
109 |
186 |
165 |
227 |
166 |
0 |
| VODI |
0 |
8 |
87 |
162 |
247 |
276 |
443 |
0 |
| ODI |
0 |
9 |
49 |
114 |
109 |
216 |
629 |
0 |
| CDI |
0 |
14 |
37 |
165 |
187 |
408 |
2231 |
29 |
| VCDI |
0 |
0 |
0 |
15 |
38 |
151 |
4286 |
3720 |
|
Date: 2019-05-29:
| 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 |
15009 |
6156 |
1127 |
808 |
288 |
118 |
110 |
0 |
| OW |
0 |
7 |
153 |
292 |
264 |
190 |
101 |
0 |
| VODI |
0 |
9 |
67 |
165 |
264 |
312 |
195 |
0 |
| ODI |
0 |
5 |
34 |
70 |
136 |
327 |
579 |
0 |
| CDI |
0 |
6 |
21 |
44 |
148 |
401 |
2898 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
5 |
75 |
3961 |
3814 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15009 |
6141 |
1011 |
871 |
412 |
289 |
199 |
0 |
| OW |
0 |
13 |
114 |
170 |
171 |
147 |
181 |
0 |
| VODI |
0 |
8 |
105 |
138 |
234 |
296 |
510 |
0 |
| ODI |
0 |
13 |
73 |
99 |
90 |
202 |
678 |
0 |
| CDI |
0 |
8 |
63 |
74 |
169 |
406 |
2944 |
0 |
| VCDI |
0 |
0 |
36 |
27 |
29 |
83 |
3332 |
3814 |
|
Date: 2019-05-31:
| 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 |
16204 |
5800 |
829 |
707 |
195 |
48 |
132 |
0 |
| OW |
0 |
17 |
176 |
477 |
199 |
78 |
134 |
0 |
| VODI |
0 |
7 |
70 |
204 |
188 |
250 |
281 |
1 |
| ODI |
0 |
4 |
27 |
67 |
135 |
263 |
740 |
3 |
| CDI |
0 |
6 |
24 |
104 |
125 |
564 |
2504 |
18 |
| VCDI |
0 |
0 |
0 |
3 |
15 |
288 |
3391 |
3881 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16204 |
5787 |
774 |
878 |
291 |
107 |
286 |
0 |
| OW |
0 |
25 |
90 |
236 |
139 |
86 |
229 |
0 |
| VODI |
0 |
10 |
85 |
212 |
162 |
297 |
531 |
0 |
| ODI |
0 |
7 |
61 |
111 |
105 |
197 |
694 |
0 |
| CDI |
0 |
5 |
80 |
99 |
137 |
621 |
2963 |
35 |
| VCDI |
0 |
0 |
36 |
26 |
23 |
183 |
2479 |
3868 |
|
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