Validation of sea ice concentration - European sector
Bulletin date: 2024-01-18
Data source: OSI SAF N.H. AMSR sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-01-12:
| 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 |
70717 |
15222 |
320 |
426 |
226 |
91 |
92 |
0 |
| OW |
60 |
503 |
119 |
177 |
182 |
74 |
10 |
0 |
| VODI |
0 |
203 |
130 |
208 |
215 |
155 |
30 |
0 |
| ODI |
0 |
45 |
47 |
209 |
202 |
200 |
41 |
0 |
| CDI |
0 |
17 |
19 |
145 |
277 |
464 |
88 |
0 |
| VCDI |
0 |
9 |
16 |
97 |
421 |
2815 |
12283 |
2545 |
|
...date precedes bulletin
|
Date: 2024-01-14:
| 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 |
68116 |
16913 |
616 |
447 |
195 |
96 |
91 |
0 |
| OW |
63 |
724 |
140 |
252 |
123 |
53 |
5 |
0 |
| VODI |
0 |
297 |
101 |
238 |
194 |
144 |
12 |
0 |
| ODI |
0 |
103 |
84 |
167 |
213 |
138 |
18 |
0 |
| CDI |
0 |
35 |
53 |
188 |
296 |
369 |
37 |
0 |
| VCDI |
0 |
3 |
18 |
248 |
724 |
3942 |
11338 |
2306 |
|
...date precedes bulletin
|
Date: 2024-01-16:
| 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 |
69471 |
16033 |
445 |
475 |
199 |
149 |
28 |
0 |
| OW |
61 |
440 |
174 |
298 |
174 |
46 |
1 |
0 |
| VODI |
0 |
207 |
79 |
328 |
285 |
100 |
8 |
0 |
| ODI |
0 |
96 |
42 |
183 |
240 |
152 |
12 |
0 |
| CDI |
0 |
49 |
42 |
140 |
254 |
414 |
35 |
0 |
| VCDI |
0 |
16 |
37 |
246 |
597 |
3805 |
10371 |
3368 |
|
...date precedes bulletin
|
Date: 2024-01-18:
| 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 |
70804 |
14545 |
310 |
377 |
174 |
117 |
41 |
0 |
| OW |
61 |
707 |
131 |
197 |
91 |
43 |
7 |
0 |
| VODI |
0 |
388 |
116 |
260 |
196 |
75 |
19 |
0 |
| ODI |
0 |
169 |
62 |
190 |
214 |
111 |
19 |
0 |
| CDI |
0 |
138 |
52 |
150 |
241 |
319 |
36 |
0 |
| VCDI |
0 |
107 |
79 |
295 |
653 |
3426 |
10178 |
4002 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
70804 |
14530 |
316 |
413 |
182 |
117 |
42 |
0 |
| OW |
61 |
715 |
134 |
161 |
92 |
39 |
6 |
0 |
| VODI |
0 |
394 |
119 |
286 |
183 |
79 |
19 |
0 |
| ODI |
0 |
162 |
50 |
176 |
244 |
113 |
22 |
0 |
| CDI |
0 |
132 |
51 |
144 |
219 |
313 |
39 |
0 |
| VCDI |
0 |
121 |
80 |
289 |
649 |
3430 |
10172 |
4002 |
|
Date: 2024-01-20:
| 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 |
69086 |
16149 |
341 |
354 |
169 |
127 |
54 |
0 |
| OW |
61 |
580 |
125 |
252 |
104 |
50 |
15 |
0 |
| VODI |
0 |
327 |
86 |
309 |
183 |
117 |
18 |
0 |
| ODI |
0 |
151 |
66 |
131 |
240 |
158 |
25 |
0 |
| CDI |
0 |
111 |
34 |
119 |
273 |
419 |
84 |
0 |
| VCDI |
0 |
155 |
62 |
203 |
424 |
2828 |
10874 |
4236 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69086 |
16156 |
348 |
390 |
182 |
131 |
55 |
0 |
| OW |
61 |
549 |
127 |
244 |
103 |
52 |
16 |
0 |
| VODI |
0 |
324 |
69 |
275 |
188 |
114 |
20 |
0 |
| ODI |
0 |
149 |
76 |
152 |
227 |
157 |
23 |
0 |
| CDI |
0 |
104 |
30 |
109 |
279 |
389 |
83 |
0 |
| VCDI |
0 |
191 |
64 |
198 |
414 |
2856 |
10873 |
4236 |
|
Date: 2024-01-22:
| 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 |
69731 |
15166 |
346 |
409 |
188 |
175 |
61 |
0 |
| OW |
61 |
592 |
168 |
321 |
152 |
47 |
14 |
0 |
| VODI |
0 |
200 |
102 |
368 |
318 |
135 |
40 |
0 |
| ODI |
0 |
103 |
26 |
176 |
318 |
204 |
75 |
0 |
| CDI |
0 |
93 |
24 |
95 |
241 |
735 |
205 |
0 |
| VCDI |
0 |
68 |
42 |
158 |
352 |
2268 |
10307 |
5016 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
69731 |
14751 |
374 |
465 |
247 |
232 |
84 |
0 |
| OW |
61 |
523 |
137 |
295 |
144 |
82 |
45 |
0 |
| VODI |
0 |
292 |
60 |
307 |
303 |
133 |
81 |
0 |
| ODI |
0 |
159 |
42 |
142 |
207 |
201 |
76 |
0 |
| CDI |
0 |
135 |
24 |
82 |
189 |
442 |
183 |
0 |
| VCDI |
0 |
362 |
71 |
236 |
479 |
2474 |
10233 |
5016 |
|
Date: 2024-01-24:
| 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 |
65738 |
18510 |
638 |
408 |
191 |
153 |
47 |
0 |
| OW |
61 |
582 |
128 |
292 |
122 |
36 |
6 |
0 |
| VODI |
0 |
352 |
102 |
331 |
354 |
87 |
30 |
0 |
| ODI |
0 |
172 |
40 |
143 |
357 |
213 |
41 |
0 |
| CDI |
0 |
124 |
36 |
148 |
403 |
437 |
114 |
0 |
| VCDI |
0 |
69 |
46 |
158 |
575 |
3041 |
10639 |
4176 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
65738 |
18097 |
616 |
394 |
247 |
208 |
62 |
0 |
| OW |
61 |
580 |
115 |
266 |
102 |
73 |
30 |
0 |
| VODI |
0 |
426 |
107 |
282 |
350 |
142 |
37 |
0 |
| ODI |
0 |
198 |
39 |
140 |
366 |
235 |
28 |
0 |
| CDI |
0 |
166 |
45 |
137 |
343 |
385 |
81 |
0 |
| VCDI |
0 |
342 |
68 |
261 |
594 |
2924 |
10639 |
4176 |
|
Date: 2024-01-26:
| 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 |
67493 |
16868 |
390 |
506 |
174 |
114 |
62 |
0 |
| OW |
61 |
596 |
91 |
304 |
141 |
47 |
18 |
0 |
| VODI |
0 |
363 |
84 |
263 |
371 |
137 |
19 |
0 |
| ODI |
0 |
225 |
44 |
160 |
351 |
196 |
60 |
0 |
| CDI |
0 |
205 |
55 |
110 |
400 |
378 |
76 |
0 |
| VCDI |
0 |
154 |
83 |
271 |
588 |
4016 |
9855 |
3771 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
67493 |
16376 |
358 |
532 |
240 |
177 |
73 |
0 |
| OW |
61 |
618 |
94 |
254 |
161 |
82 |
41 |
0 |
| VODI |
0 |
425 |
95 |
225 |
318 |
110 |
54 |
0 |
| ODI |
0 |
222 |
46 |
193 |
334 |
200 |
51 |
0 |
| CDI |
0 |
250 |
19 |
89 |
319 |
443 |
83 |
0 |
| VCDI |
0 |
520 |
135 |
321 |
653 |
3876 |
9788 |
3771 |
|
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