Validation of sea ice concentration - American sector
Bulletin date: 2018-05-31
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2018-05-25:
| 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 |
1465 |
41 |
115 |
18 |
1 |
0 |
0 |
| OW |
0 |
251 |
13 |
154 |
103 |
10 |
0 |
0 |
| VODI |
0 |
186 |
14 |
153 |
221 |
46 |
3 |
0 |
| ODI |
0 |
110 |
11 |
105 |
315 |
120 |
52 |
0 |
| CDI |
0 |
62 |
21 |
322 |
792 |
451 |
405 |
25 |
| VCDI |
0 |
0 |
0 |
241 |
1036 |
2385 |
12566 |
24045 |
|
...date precedes bulletin
|
Date: 2018-05-27:
| 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 |
12 |
1423 |
33 |
133 |
18 |
5 |
0 |
0 |
| OW |
0 |
290 |
16 |
173 |
143 |
8 |
0 |
0 |
| VODI |
0 |
216 |
16 |
183 |
251 |
22 |
5 |
0 |
| ODI |
0 |
101 |
11 |
145 |
427 |
95 |
29 |
0 |
| CDI |
0 |
75 |
20 |
240 |
861 |
688 |
329 |
5 |
| VCDI |
0 |
4 |
5 |
351 |
1114 |
3361 |
13862 |
21196 |
|
...date precedes bulletin
|
Date: 2018-05-29:
| 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 |
17 |
1919 |
37 |
145 |
6 |
0 |
0 |
0 |
| OW |
0 |
274 |
30 |
264 |
87 |
5 |
0 |
0 |
| VODI |
0 |
139 |
17 |
288 |
352 |
37 |
1 |
0 |
| ODI |
0 |
51 |
16 |
214 |
552 |
88 |
11 |
0 |
| CDI |
0 |
66 |
6 |
347 |
1261 |
965 |
252 |
15 |
| VCDI |
0 |
0 |
0 |
97 |
645 |
2879 |
14218 |
20565 |
|
...date precedes bulletin
|
Date: 2018-05-31:
| 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 |
36 |
2145 |
47 |
193 |
53 |
4 |
0 |
0 |
| OW |
4 |
239 |
19 |
246 |
223 |
30 |
0 |
0 |
| VODI |
0 |
122 |
20 |
236 |
369 |
124 |
4 |
0 |
| ODI |
0 |
69 |
10 |
222 |
414 |
223 |
49 |
0 |
| CDI |
0 |
32 |
16 |
471 |
930 |
832 |
600 |
4 |
| VCDI |
0 |
13 |
4 |
184 |
688 |
1970 |
14226 |
20795 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
36 |
2208 |
50 |
239 |
56 |
6 |
0 |
0 |
| OW |
4 |
189 |
16 |
209 |
208 |
26 |
0 |
0 |
| VODI |
0 |
109 |
21 |
236 |
333 |
120 |
6 |
0 |
| ODI |
0 |
70 |
8 |
202 |
402 |
220 |
49 |
0 |
| CDI |
0 |
31 |
17 |
464 |
965 |
777 |
537 |
3 |
| VCDI |
0 |
13 |
4 |
202 |
713 |
2034 |
14287 |
20796 |
|
Date: 2018-06-02:
| 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 |
61 |
2260 |
50 |
276 |
109 |
11 |
0 |
0 |
| OW |
7 |
305 |
19 |
258 |
292 |
41 |
6 |
0 |
| VODI |
0 |
160 |
30 |
266 |
340 |
169 |
44 |
0 |
| ODI |
0 |
99 |
17 |
274 |
368 |
243 |
97 |
0 |
| CDI |
0 |
51 |
25 |
440 |
683 |
755 |
611 |
13 |
| VCDI |
0 |
49 |
11 |
238 |
725 |
2332 |
13876 |
20255 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
61 |
2345 |
47 |
304 |
118 |
10 |
2 |
0 |
| OW |
7 |
229 |
25 |
227 |
270 |
39 |
8 |
0 |
| VODI |
0 |
149 |
26 |
279 |
314 |
181 |
44 |
0 |
| ODI |
0 |
94 |
18 |
253 |
378 |
247 |
102 |
0 |
| CDI |
0 |
50 |
22 |
455 |
706 |
706 |
543 |
0 |
| VCDI |
0 |
57 |
14 |
234 |
731 |
2368 |
13935 |
20268 |
|
Date: 2018-06-04:
| 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 |
100 |
2536 |
46 |
338 |
106 |
8 |
0 |
0 |
| OW |
10 |
221 |
34 |
339 |
153 |
20 |
0 |
0 |
| VODI |
0 |
183 |
26 |
448 |
451 |
57 |
6 |
0 |
| ODI |
0 |
89 |
12 |
293 |
713 |
206 |
21 |
0 |
| CDI |
0 |
63 |
18 |
184 |
545 |
1221 |
481 |
0 |
| VCDI |
0 |
65 |
9 |
111 |
432 |
2247 |
19531 |
14543 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
100 |
2348 |
44 |
418 |
181 |
26 |
4 |
0 |
| OW |
10 |
260 |
22 |
198 |
227 |
101 |
12 |
0 |
| VODI |
0 |
202 |
23 |
277 |
372 |
173 |
87 |
0 |
| ODI |
0 |
131 |
19 |
260 |
416 |
206 |
183 |
0 |
| CDI |
0 |
121 |
26 |
366 |
580 |
934 |
838 |
0 |
| VCDI |
0 |
95 |
11 |
194 |
624 |
2319 |
18915 |
14543 |
|
Date: 2018-06-06:
| 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 |
133 |
2642 |
61 |
478 |
184 |
9 |
0 |
0 |
| OW |
11 |
241 |
50 |
326 |
253 |
34 |
0 |
0 |
| VODI |
0 |
179 |
19 |
305 |
566 |
69 |
11 |
0 |
| ODI |
0 |
110 |
14 |
183 |
542 |
305 |
50 |
0 |
| CDI |
0 |
84 |
22 |
168 |
609 |
1334 |
600 |
4 |
| VCDI |
0 |
85 |
9 |
119 |
451 |
2775 |
12044 |
20787 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
133 |
2315 |
54 |
500 |
255 |
46 |
3 |
0 |
| OW |
11 |
287 |
23 |
151 |
259 |
100 |
21 |
0 |
| VODI |
0 |
292 |
34 |
238 |
449 |
173 |
103 |
0 |
| ODI |
0 |
203 |
26 |
265 |
503 |
314 |
161 |
0 |
| CDI |
0 |
161 |
28 |
289 |
639 |
1336 |
1185 |
4 |
| VCDI |
0 |
83 |
10 |
136 |
500 |
2557 |
11232 |
20787 |
|
Date: 2018-06-08:
| 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 |
155 |
2803 |
75 |
507 |
263 |
21 |
0 |
0 |
| OW |
11 |
283 |
35 |
296 |
354 |
39 |
0 |
0 |
| VODI |
0 |
154 |
21 |
347 |
577 |
156 |
34 |
0 |
| ODI |
0 |
92 |
16 |
127 |
454 |
346 |
120 |
0 |
| CDI |
0 |
81 |
15 |
179 |
547 |
1319 |
717 |
12 |
| VCDI |
0 |
95 |
9 |
142 |
417 |
1751 |
15982 |
17314 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
155 |
2381 |
61 |
466 |
367 |
58 |
10 |
0 |
| OW |
11 |
324 |
17 |
184 |
247 |
131 |
30 |
0 |
| VODI |
0 |
394 |
31 |
230 |
492 |
198 |
116 |
0 |
| ODI |
0 |
223 |
29 |
330 |
449 |
326 |
231 |
0 |
| CDI |
0 |
129 |
26 |
273 |
750 |
1559 |
2267 |
58 |
| VCDI |
0 |
57 |
7 |
115 |
307 |
1360 |
14199 |
17268 |
|
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