Validation of sea ice concentration - European sector
Bulletin date: 2023-09-07
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2023-09-01:
| 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 |
95300 |
3971 |
217 |
246 |
32 |
0 |
0 |
0 |
| OW |
0 |
102 |
67 |
314 |
23 |
0 |
0 |
0 |
| VODI |
0 |
5 |
28 |
422 |
192 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
228 |
1017 |
96 |
0 |
0 |
| CDI |
0 |
0 |
0 |
47 |
1509 |
3179 |
49 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
72 |
1630 |
354 |
0 |
|
...date precedes bulletin
|
Date: 2023-09-03:
| 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 |
94536 |
4909 |
226 |
308 |
0 |
0 |
0 |
0 |
| OW |
0 |
87 |
84 |
340 |
10 |
0 |
0 |
0 |
| VODI |
0 |
0 |
33 |
389 |
189 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
317 |
846 |
10 |
0 |
0 |
| CDI |
0 |
0 |
0 |
52 |
1747 |
2976 |
94 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
161 |
1755 |
31 |
0 |
|
...date precedes bulletin
|
Date: 2023-09-05:
| 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 |
96095 |
3562 |
265 |
323 |
0 |
0 |
0 |
0 |
| OW |
0 |
17 |
43 |
371 |
7 |
0 |
0 |
0 |
| VODI |
0 |
0 |
4 |
590 |
116 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
234 |
1280 |
102 |
0 |
0 |
| CDI |
0 |
0 |
0 |
3 |
963 |
3821 |
164 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
1110 |
29 |
0 |
|
...date precedes bulletin
|
Date: 2023-09-07:
| 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 |
96198 |
3548 |
251 |
232 |
0 |
0 |
0 |
0 |
| OW |
0 |
51 |
97 |
316 |
0 |
0 |
0 |
0 |
| VODI |
0 |
9 |
28 |
514 |
80 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
376 |
1218 |
40 |
0 |
0 |
| CDI |
0 |
0 |
0 |
2 |
1043 |
2893 |
103 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
23 |
1944 |
134 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
96198 |
3557 |
262 |
293 |
0 |
0 |
0 |
0 |
| OW |
0 |
40 |
81 |
259 |
7 |
0 |
0 |
0 |
| VODI |
0 |
11 |
32 |
478 |
83 |
0 |
0 |
0 |
| ODI |
0 |
0 |
1 |
401 |
1172 |
74 |
0 |
0 |
| CDI |
0 |
0 |
0 |
9 |
1024 |
2830 |
103 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
78 |
1973 |
134 |
0 |
|
Date: 2023-09-09:
| 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 |
95528 |
4154 |
213 |
260 |
0 |
0 |
0 |
0 |
| OW |
0 |
66 |
88 |
347 |
0 |
0 |
0 |
0 |
| VODI |
0 |
8 |
26 |
430 |
108 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
357 |
1159 |
96 |
0 |
0 |
| CDI |
0 |
0 |
0 |
33 |
672 |
2803 |
65 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
49 |
2407 |
231 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
95528 |
4154 |
240 |
349 |
0 |
0 |
0 |
0 |
| OW |
0 |
63 |
48 |
291 |
10 |
0 |
0 |
0 |
| VODI |
0 |
11 |
39 |
365 |
109 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
399 |
1121 |
128 |
0 |
0 |
| CDI |
0 |
0 |
0 |
23 |
704 |
2573 |
60 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
44 |
2605 |
236 |
0 |
|
Date: 2023-09-11:
| 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 |
96053 |
3660 |
231 |
253 |
0 |
0 |
0 |
0 |
| OW |
0 |
47 |
93 |
305 |
1 |
0 |
0 |
0 |
| VODI |
0 |
0 |
10 |
694 |
136 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
168 |
1435 |
47 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
325 |
3990 |
8 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1336 |
308 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
96053 |
3543 |
208 |
287 |
5 |
0 |
0 |
0 |
| OW |
0 |
96 |
56 |
259 |
23 |
0 |
0 |
0 |
| VODI |
0 |
66 |
56 |
329 |
74 |
0 |
0 |
0 |
| ODI |
0 |
2 |
14 |
493 |
899 |
45 |
0 |
0 |
| CDI |
0 |
0 |
0 |
52 |
826 |
1410 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
70 |
3918 |
316 |
0 |
|
Date: 2023-09-13:
| 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 |
95205 |
4145 |
261 |
425 |
9 |
0 |
0 |
0 |
| OW |
0 |
50 |
67 |
279 |
65 |
0 |
0 |
0 |
| VODI |
0 |
1 |
18 |
350 |
225 |
32 |
0 |
0 |
| ODI |
0 |
0 |
0 |
91 |
1400 |
136 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
316 |
3250 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2575 |
200 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
95205 |
4029 |
242 |
450 |
16 |
0 |
0 |
0 |
| OW |
0 |
97 |
37 |
219 |
58 |
0 |
0 |
0 |
| VODI |
0 |
63 |
50 |
230 |
173 |
1 |
0 |
0 |
| ODI |
0 |
7 |
17 |
234 |
772 |
100 |
0 |
0 |
| CDI |
0 |
0 |
0 |
12 |
928 |
1195 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
68 |
4697 |
200 |
0 |
|
Date: 2023-09-15:
| 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 |
95114 |
3964 |
287 |
457 |
32 |
0 |
0 |
0 |
| OW |
0 |
62 |
85 |
234 |
95 |
0 |
0 |
0 |
| VODI |
0 |
0 |
12 |
383 |
200 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
171 |
1239 |
111 |
0 |
0 |
| CDI |
0 |
0 |
0 |
7 |
480 |
2634 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2812 |
721 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
95114 |
3825 |
292 |
567 |
44 |
0 |
0 |
0 |
| OW |
0 |
111 |
39 |
155 |
115 |
0 |
0 |
0 |
| VODI |
0 |
82 |
32 |
179 |
192 |
11 |
0 |
0 |
| ODI |
0 |
8 |
21 |
249 |
497 |
29 |
0 |
0 |
| CDI |
0 |
0 |
0 |
102 |
1055 |
1088 |
0 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
143 |
4429 |
721 |
0 |
|
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