Validation of sea ice concentration
Bulletin date: 2017-06-01
Model vs. observations, sea ice class contingency tables
Date: 2017-05-26:
| 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 |
14620 |
5706 |
813 |
547 |
180 |
23 |
14 |
0 |
| OW |
1 |
9 |
66 |
243 |
147 |
65 |
22 |
0 |
| VODI |
3 |
4 |
24 |
206 |
204 |
148 |
176 |
0 |
| ODI |
1 |
0 |
5 |
126 |
121 |
209 |
331 |
0 |
| CDI |
0 |
1 |
9 |
124 |
241 |
1030 |
1051 |
0 |
| VCDI |
0 |
0 |
1 |
72 |
109 |
1400 |
7721 |
2386 |
|
...date precedes bulletin
|
Date: 2017-05-30:
| 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 |
14419 |
6077 |
1226 |
476 |
167 |
39 |
21 |
0 |
| OW |
0 |
7 |
185 |
172 |
134 |
82 |
28 |
0 |
| VODI |
0 |
3 |
97 |
212 |
196 |
151 |
167 |
0 |
| ODI |
0 |
0 |
32 |
160 |
180 |
224 |
449 |
1 |
| CDI |
0 |
0 |
7 |
100 |
191 |
504 |
1881 |
15 |
| VCDI |
0 |
0 |
0 |
10 |
65 |
199 |
6739 |
3543 |
|
...date precedes bulletin
|
Date: 2017-06-01:
| 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 |
14354 |
6619 |
867 |
564 |
137 |
54 |
28 |
0 |
| OW |
0 |
41 |
151 |
195 |
160 |
72 |
34 |
0 |
| VODI |
0 |
12 |
87 |
243 |
191 |
128 |
188 |
0 |
| ODI |
0 |
5 |
31 |
233 |
246 |
265 |
358 |
0 |
| CDI |
0 |
0 |
22 |
260 |
303 |
431 |
1655 |
18 |
| VCDI |
0 |
0 |
4 |
33 |
181 |
341 |
5833 |
3815 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14354 |
6614 |
877 |
578 |
170 |
63 |
35 |
0 |
| OW |
0 |
40 |
131 |
172 |
123 |
62 |
26 |
0 |
| VODI |
0 |
17 |
93 |
251 |
187 |
121 |
194 |
0 |
| ODI |
0 |
6 |
35 |
235 |
259 |
254 |
384 |
0 |
| CDI |
0 |
0 |
22 |
259 |
309 |
449 |
1613 |
28 |
| VCDI |
0 |
0 |
4 |
33 |
170 |
342 |
5844 |
3805 |
|
Date: 2017-06-05:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2017-06-07:
| 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 |
15095 |
6478 |
1253 |
562 |
349 |
67 |
39 |
0 |
| OW |
0 |
7 |
167 |
238 |
196 |
54 |
83 |
2 |
| VODI |
0 |
0 |
112 |
242 |
271 |
133 |
208 |
2 |
| ODI |
0 |
0 |
55 |
122 |
219 |
174 |
448 |
0 |
| CDI |
0 |
0 |
49 |
102 |
288 |
409 |
2558 |
0 |
| VCDI |
0 |
0 |
1 |
7 |
31 |
63 |
4597 |
3478 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15095 |
6434 |
961 |
404 |
257 |
85 |
75 |
0 |
| OW |
0 |
33 |
199 |
183 |
154 |
63 |
112 |
0 |
| VODI |
0 |
18 |
191 |
234 |
270 |
129 |
364 |
4 |
| ODI |
0 |
0 |
165 |
210 |
213 |
76 |
478 |
0 |
| CDI |
0 |
0 |
115 |
212 |
360 |
367 |
2428 |
0 |
| VCDI |
0 |
0 |
6 |
30 |
100 |
180 |
4476 |
3478 |
|
Date: 2017-06-09:
| 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 |
15462 |
6510 |
1086 |
601 |
183 |
71 |
46 |
0 |
| OW |
0 |
47 |
179 |
277 |
171 |
79 |
96 |
6 |
| VODI |
0 |
12 |
168 |
260 |
186 |
154 |
219 |
0 |
| ODI |
0 |
0 |
68 |
149 |
142 |
137 |
498 |
0 |
| CDI |
0 |
0 |
48 |
124 |
268 |
444 |
2404 |
47 |
| VCDI |
0 |
0 |
3 |
31 |
40 |
138 |
4036 |
3769 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
15462 |
6416 |
864 |
453 |
192 |
128 |
97 |
0 |
| OW |
0 |
90 |
165 |
194 |
156 |
83 |
105 |
1 |
| VODI |
0 |
54 |
237 |
269 |
150 |
106 |
328 |
5 |
| ODI |
0 |
9 |
216 |
268 |
131 |
91 |
495 |
0 |
| CDI |
0 |
0 |
70 |
235 |
328 |
402 |
2524 |
1 |
| VCDI |
0 |
0 |
0 |
23 |
33 |
213 |
3750 |
3815 |
|
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