Validation of sea ice concentration - Full domain
Bulletin date: 2021-08-05
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2021-07-30:
| 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 |
112222 |
17624 |
159 |
751 |
43 |
0 |
0 |
0 |
| OW |
10 |
1217 |
192 |
1221 |
172 |
7 |
0 |
0 |
| VODI |
0 |
316 |
105 |
2573 |
1968 |
86 |
7 |
0 |
| ODI |
0 |
16 |
7 |
522 |
6964 |
3532 |
54 |
0 |
| CDI |
0 |
0 |
0 |
67 |
2347 |
16155 |
4705 |
1 |
| VCDI |
0 |
0 |
0 |
44 |
371 |
4643 |
7484 |
1463 |
|
...date precedes bulletin
|
Date: 2021-08-01:
| 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 |
112673 |
17680 |
144 |
741 |
39 |
0 |
0 |
0 |
| OW |
2 |
1340 |
183 |
1478 |
200 |
1 |
0 |
0 |
| VODI |
0 |
397 |
110 |
2933 |
2147 |
30 |
0 |
0 |
| ODI |
0 |
8 |
6 |
488 |
8117 |
2542 |
2 |
0 |
| CDI |
0 |
17 |
5 |
113 |
1909 |
15721 |
5428 |
117 |
| VCDI |
0 |
1 |
0 |
9 |
381 |
3374 |
7812 |
900 |
|
...date precedes bulletin
|
Date: 2021-08-03:
| 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 |
112494 |
19657 |
215 |
758 |
74 |
0 |
0 |
0 |
| OW |
1 |
895 |
213 |
1389 |
180 |
0 |
0 |
0 |
| VODI |
0 |
91 |
51 |
2850 |
2143 |
38 |
1 |
0 |
| ODI |
0 |
4 |
5 |
213 |
6203 |
3477 |
12 |
0 |
| CDI |
0 |
16 |
5 |
84 |
1543 |
17072 |
2693 |
3 |
| VCDI |
0 |
0 |
1 |
12 |
401 |
4053 |
9868 |
333 |
|
...date precedes bulletin
|
Date: 2021-08-05:
| 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 |
114466 |
18553 |
191 |
750 |
10 |
0 |
0 |
0 |
| OW |
0 |
1182 |
191 |
1642 |
121 |
0 |
0 |
0 |
| VODI |
0 |
114 |
67 |
3133 |
1929 |
19 |
0 |
0 |
| ODI |
0 |
12 |
3 |
318 |
7261 |
2079 |
0 |
0 |
| CDI |
0 |
28 |
2 |
22 |
1698 |
16468 |
2930 |
122 |
| VCDI |
0 |
13 |
6 |
57 |
346 |
4580 |
7539 |
1196 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
114466 |
18666 |
218 |
1007 |
30 |
0 |
0 |
0 |
| OW |
0 |
1029 |
170 |
1590 |
166 |
0 |
0 |
0 |
| VODI |
0 |
155 |
61 |
2869 |
1996 |
26 |
0 |
0 |
| ODI |
0 |
6 |
3 |
376 |
7062 |
1967 |
2 |
0 |
| CDI |
0 |
24 |
1 |
23 |
1742 |
16155 |
2872 |
194 |
| VCDI |
0 |
22 |
7 |
57 |
369 |
4998 |
7595 |
1124 |
|
Date: 2021-08-07:
| 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 |
115623 |
17922 |
198 |
884 |
16 |
0 |
0 |
0 |
| OW |
0 |
1348 |
176 |
1832 |
228 |
0 |
0 |
0 |
| VODI |
0 |
316 |
98 |
2601 |
2301 |
52 |
0 |
0 |
| ODI |
0 |
16 |
3 |
498 |
6690 |
2307 |
30 |
0 |
| CDI |
0 |
45 |
9 |
77 |
2850 |
15124 |
2435 |
0 |
| VCDI |
0 |
5 |
3 |
24 |
453 |
6781 |
5420 |
683 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
115623 |
17999 |
224 |
1211 |
94 |
0 |
0 |
0 |
| OW |
0 |
1235 |
137 |
1525 |
320 |
1 |
0 |
0 |
| VODI |
0 |
349 |
110 |
2517 |
2305 |
98 |
0 |
0 |
| ODI |
0 |
16 |
6 |
560 |
6484 |
1978 |
20 |
0 |
| CDI |
0 |
42 |
7 |
79 |
2869 |
15109 |
2562 |
0 |
| VCDI |
0 |
11 |
3 |
24 |
466 |
7078 |
5303 |
683 |
|
Date: 2021-08-09:
| 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 |
115869 |
19145 |
199 |
649 |
6 |
0 |
0 |
0 |
| OW |
0 |
943 |
193 |
1473 |
41 |
0 |
0 |
0 |
| VODI |
0 |
145 |
91 |
3356 |
867 |
0 |
0 |
0 |
| ODI |
0 |
48 |
5 |
303 |
10708 |
540 |
2 |
0 |
| CDI |
0 |
31 |
7 |
29 |
2173 |
17287 |
1763 |
0 |
| VCDI |
0 |
9 |
7 |
80 |
240 |
2873 |
7069 |
897 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
115869 |
18527 |
229 |
1190 |
131 |
0 |
0 |
0 |
| OW |
0 |
1283 |
131 |
1620 |
380 |
3 |
0 |
0 |
| VODI |
0 |
381 |
110 |
2419 |
2615 |
42 |
0 |
0 |
| ODI |
0 |
62 |
17 |
459 |
6540 |
1453 |
4 |
0 |
| CDI |
0 |
32 |
3 |
114 |
4005 |
14860 |
2366 |
0 |
| VCDI |
0 |
36 |
12 |
88 |
364 |
4342 |
6464 |
897 |
|
Date: 2021-08-11:
| 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 |
116529 |
18822 |
256 |
888 |
64 |
0 |
0 |
0 |
| OW |
0 |
780 |
161 |
1740 |
227 |
0 |
0 |
0 |
| VODI |
0 |
112 |
55 |
2542 |
1951 |
20 |
0 |
0 |
| ODI |
0 |
44 |
5 |
319 |
8568 |
2040 |
18 |
0 |
| CDI |
0 |
21 |
5 |
48 |
1668 |
16121 |
4690 |
0 |
| VCDI |
0 |
21 |
6 |
95 |
238 |
2009 |
6480 |
505 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
116529 |
18154 |
234 |
1251 |
375 |
3 |
0 |
0 |
| OW |
0 |
1182 |
141 |
1643 |
564 |
18 |
0 |
0 |
| VODI |
0 |
327 |
84 |
2067 |
3168 |
106 |
0 |
0 |
| ODI |
0 |
69 |
17 |
432 |
5717 |
1828 |
51 |
0 |
| CDI |
0 |
32 |
6 |
143 |
2583 |
15114 |
5279 |
126 |
| VCDI |
0 |
36 |
6 |
96 |
309 |
3121 |
5858 |
379 |
|
Date: 2021-08-13:
| 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 |
118778 |
17234 |
198 |
628 |
114 |
0 |
0 |
0 |
| OW |
65 |
992 |
176 |
1704 |
259 |
0 |
0 |
0 |
| VODI |
0 |
232 |
71 |
2275 |
2400 |
24 |
0 |
0 |
| ODI |
0 |
61 |
9 |
467 |
7645 |
2546 |
0 |
0 |
| CDI |
0 |
24 |
2 |
44 |
1353 |
16393 |
4911 |
0 |
| VCDI |
0 |
41 |
8 |
96 |
184 |
4157 |
3732 |
225 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
118645 |
16510 |
213 |
1244 |
501 |
5 |
0 |
0 |
| OW |
171 |
1401 |
125 |
1314 |
658 |
35 |
0 |
0 |
| VODI |
27 |
486 |
95 |
1948 |
3151 |
136 |
0 |
0 |
| ODI |
0 |
109 |
21 |
480 |
5368 |
1905 |
37 |
0 |
| CDI |
0 |
21 |
1 |
127 |
2046 |
16429 |
6260 |
225 |
| VCDI |
0 |
57 |
9 |
101 |
231 |
4610 |
2346 |
0 |
|
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