Validation of sea ice concentration - Full domain
Bulletin date: 2024-06-13
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-06-07:
| 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 |
79572 |
14209 |
106 |
214 |
28 |
0 |
0 |
0 |
| OW |
447 |
3480 |
589 |
914 |
195 |
9 |
1 |
0 |
| VODI |
1 |
1061 |
616 |
2982 |
1012 |
52 |
3 |
0 |
| ODI |
0 |
236 |
117 |
1739 |
2573 |
436 |
42 |
0 |
| CDI |
0 |
176 |
98 |
1184 |
5297 |
5863 |
1154 |
0 |
| VCDI |
0 |
35 |
56 |
567 |
1978 |
8059 |
34791 |
24851 |
|
...date precedes bulletin
|
Date: 2024-06-09:
| 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 |
80424 |
14365 |
116 |
286 |
48 |
5 |
0 |
0 |
| OW |
233 |
3552 |
540 |
951 |
178 |
21 |
0 |
0 |
| VODI |
0 |
1386 |
623 |
2417 |
800 |
142 |
18 |
0 |
| ODI |
0 |
458 |
225 |
1707 |
2073 |
481 |
85 |
2 |
| CDI |
0 |
325 |
173 |
1605 |
4985 |
6240 |
2143 |
16 |
| VCDI |
0 |
68 |
69 |
560 |
1617 |
7469 |
33702 |
24635 |
|
...date precedes bulletin
|
Date: 2024-06-11:
| 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 |
80693 |
15802 |
180 |
234 |
24 |
21 |
0 |
0 |
| OW |
43 |
4252 |
1013 |
1230 |
118 |
24 |
0 |
0 |
| VODI |
0 |
683 |
478 |
3704 |
892 |
103 |
5 |
1 |
| ODI |
0 |
165 |
68 |
1095 |
3553 |
513 |
77 |
5 |
| CDI |
0 |
95 |
66 |
772 |
4251 |
8755 |
1697 |
11 |
| VCDI |
0 |
0 |
0 |
24 |
575 |
8657 |
34474 |
20390 |
|
...date precedes bulletin
|
Date: 2024-06-13:
| 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 |
81017 |
15439 |
195 |
238 |
45 |
19 |
0 |
0 |
| OW |
90 |
4319 |
927 |
1315 |
160 |
37 |
0 |
0 |
| VODI |
3 |
1096 |
596 |
3337 |
800 |
149 |
26 |
2 |
| ODI |
0 |
219 |
84 |
1348 |
3071 |
899 |
103 |
8 |
| CDI |
0 |
177 |
84 |
958 |
4912 |
8852 |
2738 |
50 |
| VCDI |
0 |
0 |
0 |
42 |
1021 |
9623 |
33169 |
17575 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
81032 |
15472 |
232 |
298 |
55 |
13 |
0 |
0 |
| OW |
75 |
4335 |
914 |
1329 |
162 |
38 |
0 |
0 |
| VODI |
3 |
1067 |
574 |
3236 |
808 |
158 |
19 |
2 |
| ODI |
0 |
201 |
85 |
1356 |
2971 |
978 |
99 |
10 |
| CDI |
0 |
175 |
81 |
965 |
4903 |
8763 |
2711 |
40 |
| VCDI |
0 |
0 |
0 |
54 |
1110 |
9629 |
33207 |
17583 |
|
Date: 2024-06-15:
| 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 |
81949 |
14956 |
149 |
250 |
75 |
11 |
0 |
0 |
| OW |
164 |
4238 |
796 |
1396 |
144 |
53 |
1 |
0 |
| VODI |
24 |
1452 |
498 |
2959 |
941 |
229 |
26 |
0 |
| ODI |
1 |
295 |
140 |
1429 |
2923 |
1148 |
107 |
5 |
| CDI |
0 |
232 |
60 |
978 |
5164 |
8415 |
2940 |
33 |
| VCDI |
0 |
7 |
9 |
109 |
1325 |
15436 |
26876 |
16800 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
81986 |
15067 |
182 |
334 |
75 |
14 |
0 |
0 |
| OW |
128 |
4246 |
774 |
1368 |
160 |
47 |
0 |
0 |
| VODI |
23 |
1315 |
485 |
2900 |
967 |
210 |
24 |
0 |
| ODI |
0 |
297 |
142 |
1382 |
2924 |
1151 |
105 |
6 |
| CDI |
1 |
250 |
57 |
1024 |
5012 |
8404 |
2876 |
170 |
| VCDI |
0 |
5 |
12 |
113 |
1434 |
15466 |
26945 |
16662 |
|
Date: 2024-06-17:
| 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 |
82650 |
16503 |
172 |
223 |
63 |
1 |
0 |
0 |
| OW |
86 |
4619 |
1179 |
1121 |
118 |
14 |
1 |
0 |
| VODI |
5 |
332 |
202 |
4366 |
973 |
90 |
15 |
0 |
| ODI |
1 |
61 |
27 |
1001 |
5489 |
608 |
28 |
1 |
| CDI |
0 |
21 |
5 |
255 |
3976 |
13688 |
760 |
8 |
| VCDI |
0 |
0 |
0 |
16 |
1675 |
17932 |
23181 |
13277 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
82616 |
14972 |
150 |
271 |
61 |
1 |
0 |
0 |
| OW |
108 |
4436 |
702 |
1244 |
251 |
48 |
1 |
0 |
| VODI |
17 |
1363 |
433 |
2692 |
1213 |
266 |
18 |
0 |
| ODI |
1 |
462 |
199 |
1505 |
2884 |
975 |
96 |
1 |
| CDI |
0 |
303 |
101 |
1143 |
5262 |
8382 |
3971 |
116 |
| VCDI |
0 |
0 |
0 |
127 |
2623 |
22661 |
19899 |
13169 |
|
Date: 2024-06-19:
| 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 |
83656 |
16357 |
198 |
252 |
51 |
20 |
0 |
0 |
| OW |
30 |
4423 |
1002 |
1190 |
131 |
42 |
0 |
0 |
| VODI |
4 |
708 |
364 |
3634 |
1210 |
166 |
8 |
0 |
| ODI |
1 |
154 |
40 |
1090 |
4411 |
1121 |
34 |
0 |
| CDI |
0 |
51 |
19 |
391 |
4831 |
13161 |
1682 |
0 |
| VCDI |
0 |
1 |
1 |
36 |
2771 |
25961 |
19053 |
6488 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
83624 |
14592 |
176 |
311 |
64 |
33 |
0 |
0 |
| OW |
62 |
4419 |
625 |
1130 |
245 |
58 |
0 |
0 |
| VODI |
4 |
1563 |
495 |
2325 |
1268 |
290 |
11 |
0 |
| ODI |
1 |
646 |
211 |
1436 |
2491 |
1299 |
96 |
0 |
| CDI |
0 |
469 |
114 |
1220 |
6048 |
9064 |
3486 |
6 |
| VCDI |
0 |
5 |
3 |
171 |
3289 |
29727 |
17184 |
6482 |
|
Date: 2024-06-21:
| 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 |
84002 |
17131 |
212 |
323 |
58 |
27 |
0 |
0 |
| OW |
28 |
4014 |
867 |
1253 |
199 |
68 |
1 |
0 |
| VODI |
5 |
937 |
469 |
2963 |
1374 |
219 |
7 |
0 |
| ODI |
2 |
251 |
85 |
1340 |
3897 |
766 |
51 |
0 |
| CDI |
1 |
91 |
35 |
562 |
6136 |
12588 |
1836 |
8 |
| VCDI |
0 |
0 |
4 |
181 |
2935 |
28664 |
15980 |
5173 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
83871 |
15242 |
216 |
350 |
93 |
22 |
0 |
0 |
| OW |
155 |
3952 |
514 |
1098 |
354 |
70 |
0 |
0 |
| VODI |
7 |
1788 |
482 |
1907 |
1415 |
309 |
9 |
0 |
| ODI |
3 |
849 |
270 |
1578 |
2389 |
1156 |
108 |
0 |
| CDI |
2 |
575 |
179 |
1351 |
6807 |
8761 |
3346 |
179 |
| VCDI |
0 |
18 |
11 |
338 |
3541 |
32014 |
14412 |
5002 |
|
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