Validation of sea ice concentration - Full domain
Bulletin date: 2025-07-10
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-07-04:
| 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 |
104683 |
6819 |
1928 |
46 |
12 |
1 |
0 |
0 |
| OW |
1978 |
2598 |
2169 |
1601 |
56 |
13 |
0 |
0 |
| VODI |
143 |
213 |
3088 |
1597 |
471 |
50 |
1 |
1 |
| ODI |
8 |
50 |
4397 |
1478 |
1818 |
470 |
5 |
12 |
| CDI |
2 |
0 |
10534 |
2956 |
3447 |
3844 |
190 |
17 |
| VCDI |
0 |
0 |
6286 |
4848 |
5002 |
13659 |
6098 |
2154 |
|
...date precedes bulletin
|
Date: 2025-07-06:
| 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 |
98198 |
16201 |
147 |
160 |
40 |
6 |
0 |
0 |
| OW |
317 |
5001 |
710 |
1533 |
201 |
58 |
0 |
0 |
| VODI |
21 |
530 |
392 |
3123 |
1444 |
188 |
0 |
0 |
| ODI |
0 |
76 |
83 |
1471 |
6022 |
719 |
14 |
0 |
| CDI |
0 |
6 |
21 |
329 |
7874 |
12458 |
655 |
0 |
| VCDI |
0 |
0 |
0 |
2 |
3117 |
17898 |
14441 |
1287 |
|
...date precedes bulletin
|
Date: 2025-07-08:
| 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 |
100923 |
17521 |
207 |
241 |
20 |
0 |
0 |
0 |
| OW |
233 |
3075 |
931 |
2027 |
93 |
6 |
0 |
0 |
| VODI |
15 |
154 |
194 |
3984 |
1455 |
34 |
0 |
0 |
| ODI |
0 |
3 |
0 |
492 |
8183 |
514 |
4 |
0 |
| CDI |
0 |
0 |
1 |
60 |
7327 |
24129 |
356 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
716 |
10431 |
11266 |
148 |
|
...date precedes bulletin
|
Date: 2025-07-10:
| 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 |
102220 |
16554 |
135 |
213 |
16 |
0 |
0 |
0 |
| OW |
224 |
3360 |
762 |
1710 |
182 |
0 |
0 |
0 |
| VODI |
10 |
500 |
310 |
3799 |
1693 |
25 |
0 |
0 |
| ODI |
0 |
17 |
27 |
763 |
7058 |
893 |
14 |
0 |
| CDI |
0 |
0 |
3 |
200 |
11094 |
22721 |
1102 |
0 |
| VCDI |
0 |
0 |
0 |
2 |
3719 |
9271 |
6146 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
102188 |
16748 |
162 |
221 |
14 |
0 |
0 |
0 |
| OW |
257 |
3186 |
731 |
1700 |
162 |
0 |
0 |
0 |
| VODI |
9 |
471 |
309 |
3756 |
1698 |
32 |
0 |
0 |
| ODI |
0 |
25 |
33 |
800 |
7027 |
1237 |
12 |
0 |
| CDI |
0 |
1 |
2 |
205 |
11323 |
22395 |
1199 |
0 |
| VCDI |
0 |
0 |
0 |
5 |
3538 |
9246 |
6051 |
0 |
|
Date: 2025-07-12:
| 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 |
104490 |
14242 |
89 |
140 |
14 |
1 |
0 |
0 |
| OW |
209 |
4185 |
672 |
1303 |
111 |
12 |
0 |
0 |
| VODI |
9 |
847 |
488 |
3936 |
1710 |
103 |
0 |
0 |
| ODI |
0 |
59 |
27 |
1281 |
5556 |
1723 |
249 |
0 |
| CDI |
0 |
16 |
15 |
289 |
6717 |
28108 |
2464 |
1 |
| VCDI |
0 |
0 |
0 |
19 |
831 |
11609 |
3214 |
4 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
104484 |
14458 |
115 |
153 |
18 |
1 |
0 |
0 |
| OW |
218 |
3990 |
626 |
1323 |
115 |
10 |
0 |
0 |
| VODI |
6 |
816 |
506 |
3906 |
1765 |
126 |
0 |
0 |
| ODI |
0 |
69 |
31 |
1266 |
5198 |
2128 |
288 |
0 |
| CDI |
0 |
16 |
13 |
297 |
6899 |
27510 |
2446 |
0 |
| VCDI |
0 |
0 |
0 |
23 |
944 |
11781 |
3193 |
5 |
|
Date: 2025-07-14:
| 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 |
104154 |
15311 |
167 |
232 |
38 |
1 |
0 |
0 |
| OW |
234 |
3823 |
752 |
1379 |
176 |
4 |
0 |
0 |
| VODI |
6 |
1061 |
548 |
3774 |
1624 |
101 |
2 |
0 |
| ODI |
0 |
92 |
54 |
1779 |
5579 |
994 |
42 |
0 |
| CDI |
0 |
28 |
28 |
454 |
10310 |
28328 |
2682 |
5 |
| VCDI |
0 |
1 |
1 |
20 |
834 |
8265 |
1860 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
104129 |
14710 |
113 |
145 |
14 |
0 |
0 |
0 |
| OW |
258 |
4348 |
752 |
1313 |
171 |
4 |
0 |
0 |
| VODI |
7 |
1126 |
592 |
3954 |
1694 |
95 |
0 |
0 |
| ODI |
0 |
104 |
68 |
1810 |
5818 |
1283 |
41 |
0 |
| CDI |
0 |
26 |
24 |
397 |
10029 |
27595 |
2737 |
5 |
| VCDI |
0 |
2 |
1 |
19 |
835 |
8716 |
1808 |
0 |
|
Date: 2025-07-16:
| 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 |
106630 |
14609 |
189 |
247 |
7 |
0 |
0 |
0 |
| OW |
524 |
3355 |
1140 |
2110 |
131 |
0 |
0 |
0 |
| VODI |
21 |
278 |
326 |
4537 |
1753 |
12 |
0 |
0 |
| ODI |
0 |
6 |
7 |
884 |
10025 |
546 |
0 |
0 |
| CDI |
0 |
2 |
1 |
55 |
7421 |
32089 |
1785 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
804 |
2893 |
2343 |
12 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
106245 |
12438 |
121 |
249 |
27 |
0 |
0 |
0 |
| OW |
888 |
4372 |
657 |
1333 |
210 |
0 |
0 |
0 |
| VODI |
42 |
1296 |
763 |
3700 |
1752 |
44 |
0 |
0 |
| ODI |
0 |
119 |
91 |
2127 |
6465 |
489 |
6 |
0 |
| CDI |
0 |
24 |
28 |
410 |
10852 |
27327 |
1837 |
1 |
| VCDI |
0 |
1 |
3 |
15 |
835 |
7680 |
2285 |
11 |
|
Date: 2025-07-18:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Generated by /metno/routine/sms/V3/SIconcentrationValidation5/SICmultiWebPage5.sh Fri Jul 18 02:34:54 UTC 2025 on arcval2