Validation of sea ice concentration - American sector
Bulletin date: 2018-05-24
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2018-05-18:
| 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 |
0 |
581 |
9 |
75 |
4 |
0 |
0 |
0 |
| OW |
0 |
131 |
12 |
41 |
18 |
0 |
0 |
0 |
| VODI |
0 |
86 |
17 |
256 |
123 |
6 |
0 |
0 |
| ODI |
0 |
123 |
10 |
165 |
286 |
53 |
12 |
0 |
| CDI |
0 |
87 |
20 |
196 |
435 |
315 |
235 |
2 |
| VCDI |
0 |
9 |
3 |
139 |
1072 |
3433 |
16284 |
21628 |
|
...date precedes bulletin
|
Date: 2018-05-20:
| 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 |
1 |
615 |
12 |
39 |
0 |
0 |
0 |
0 |
| OW |
0 |
241 |
13 |
110 |
19 |
0 |
0 |
0 |
| VODI |
0 |
344 |
25 |
122 |
115 |
16 |
1 |
0 |
| ODI |
0 |
185 |
17 |
178 |
140 |
54 |
10 |
0 |
| CDI |
0 |
164 |
24 |
171 |
435 |
238 |
294 |
9 |
| VCDI |
0 |
22 |
12 |
189 |
1098 |
2902 |
15323 |
22728 |
|
...date precedes bulletin
|
Date: 2018-05-22:
| 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 |
6 |
1038 |
34 |
86 |
1 |
0 |
0 |
0 |
| OW |
1 |
377 |
33 |
348 |
95 |
1 |
0 |
0 |
| VODI |
0 |
128 |
14 |
126 |
228 |
14 |
1 |
0 |
| ODI |
0 |
88 |
10 |
74 |
269 |
66 |
24 |
0 |
| CDI |
0 |
53 |
28 |
269 |
750 |
554 |
215 |
13 |
| VCDI |
0 |
0 |
0 |
107 |
1019 |
2717 |
12571 |
24508 |
|
...date precedes bulletin
|
Date: 2018-05-24:
| 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 |
8 |
1281 |
40 |
131 |
5 |
0 |
0 |
0 |
| OW |
0 |
407 |
9 |
153 |
89 |
8 |
0 |
0 |
| VODI |
0 |
163 |
15 |
152 |
215 |
39 |
1 |
0 |
| ODI |
0 |
114 |
11 |
106 |
278 |
141 |
27 |
2 |
| CDI |
0 |
69 |
21 |
276 |
715 |
532 |
394 |
18 |
| VCDI |
0 |
2 |
1 |
224 |
1036 |
2670 |
14441 |
22072 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
8 |
1183 |
36 |
117 |
5 |
0 |
0 |
0 |
| OW |
0 |
513 |
15 |
165 |
66 |
5 |
0 |
0 |
| VODI |
0 |
161 |
13 |
156 |
250 |
47 |
2 |
0 |
| ODI |
0 |
100 |
8 |
101 |
272 |
159 |
24 |
0 |
| CDI |
0 |
77 |
20 |
270 |
704 |
501 |
388 |
15 |
| VCDI |
0 |
2 |
5 |
233 |
1041 |
2678 |
14449 |
22077 |
|
Date: 2018-05-26:
| 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 |
8 |
1434 |
31 |
134 |
28 |
4 |
0 |
0 |
| OW |
0 |
271 |
14 |
151 |
137 |
7 |
0 |
0 |
| VODI |
0 |
195 |
12 |
186 |
229 |
47 |
5 |
0 |
| ODI |
0 |
93 |
14 |
140 |
335 |
108 |
47 |
0 |
| CDI |
0 |
60 |
20 |
291 |
841 |
519 |
388 |
59 |
| VCDI |
0 |
0 |
0 |
350 |
1032 |
2193 |
12173 |
24310 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
8 |
1456 |
33 |
157 |
38 |
4 |
0 |
0 |
| OW |
0 |
253 |
12 |
146 |
104 |
5 |
0 |
0 |
| VODI |
0 |
181 |
12 |
170 |
274 |
54 |
8 |
0 |
| ODI |
0 |
97 |
15 |
139 |
333 |
120 |
59 |
0 |
| CDI |
0 |
66 |
18 |
296 |
855 |
489 |
352 |
70 |
| VCDI |
0 |
0 |
1 |
344 |
998 |
2206 |
12194 |
24299 |
|
Date: 2018-05-28:
| 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 |
19 |
1663 |
35 |
93 |
15 |
1 |
0 |
0 |
| OW |
0 |
391 |
20 |
169 |
106 |
4 |
0 |
0 |
| VODI |
0 |
152 |
29 |
268 |
389 |
21 |
0 |
0 |
| ODI |
0 |
35 |
17 |
185 |
594 |
159 |
3 |
0 |
| CDI |
0 |
19 |
9 |
346 |
1153 |
1173 |
206 |
3 |
| VCDI |
0 |
0 |
0 |
99 |
647 |
2680 |
14886 |
20277 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
19 |
1538 |
35 |
152 |
44 |
3 |
0 |
0 |
| OW |
0 |
270 |
19 |
112 |
133 |
5 |
0 |
0 |
| VODI |
0 |
215 |
13 |
144 |
338 |
78 |
7 |
0 |
| ODI |
0 |
119 |
13 |
118 |
380 |
216 |
15 |
0 |
| CDI |
0 |
109 |
19 |
264 |
697 |
951 |
409 |
8 |
| VCDI |
0 |
9 |
11 |
370 |
1312 |
2785 |
14664 |
20272 |
|
Date: 2018-05-30:
| 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 |
28 |
2044 |
42 |
175 |
26 |
2 |
0 |
0 |
| OW |
3 |
215 |
23 |
294 |
149 |
8 |
0 |
0 |
| VODI |
0 |
105 |
18 |
241 |
432 |
52 |
0 |
0 |
| ODI |
0 |
47 |
16 |
187 |
555 |
186 |
16 |
0 |
| CDI |
0 |
24 |
11 |
346 |
1153 |
1122 |
216 |
2 |
| VCDI |
0 |
0 |
0 |
138 |
619 |
4146 |
12763 |
20462 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
28 |
1688 |
37 |
214 |
54 |
2 |
0 |
0 |
| OW |
3 |
252 |
15 |
158 |
138 |
7 |
3 |
0 |
| VODI |
0 |
236 |
13 |
195 |
333 |
55 |
13 |
0 |
| ODI |
0 |
126 |
17 |
156 |
425 |
165 |
23 |
0 |
| CDI |
0 |
120 |
19 |
312 |
897 |
1055 |
389 |
13 |
| VCDI |
0 |
13 |
9 |
346 |
1087 |
4232 |
12567 |
20451 |
|
Date: 2018-06-01:
| 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 |
48 |
2173 |
46 |
225 |
84 |
5 |
0 |
0 |
| OW |
7 |
289 |
19 |
265 |
240 |
55 |
0 |
0 |
| VODI |
0 |
148 |
21 |
256 |
346 |
166 |
23 |
0 |
| ODI |
0 |
85 |
15 |
252 |
396 |
191 |
102 |
0 |
| CDI |
0 |
47 |
24 |
464 |
785 |
655 |
607 |
27 |
| VCDI |
0 |
30 |
8 |
212 |
735 |
2234 |
13671 |
20910 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
48 |
1788 |
37 |
218 |
110 |
6 |
3 |
0 |
| OW |
7 |
277 |
16 |
129 |
121 |
13 |
5 |
0 |
| VODI |
0 |
245 |
20 |
169 |
271 |
160 |
17 |
0 |
| ODI |
0 |
155 |
12 |
171 |
334 |
220 |
72 |
20 |
| CDI |
0 |
252 |
25 |
473 |
745 |
744 |
911 |
107 |
| VCDI |
0 |
55 |
23 |
514 |
1005 |
2163 |
13395 |
20810 |
|
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