Validation of sea ice concentration - Full domain
Bulletin date: 2023-06-08
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2023-06-02:
| 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 |
74953 |
14457 |
1040 |
2603 |
576 |
30 |
0 |
0 |
| OW |
50 |
256 |
122 |
1252 |
995 |
182 |
2 |
0 |
| VODI |
0 |
157 |
81 |
926 |
1618 |
337 |
92 |
0 |
| ODI |
0 |
78 |
38 |
468 |
2192 |
1332 |
325 |
0 |
| CDI |
0 |
65 |
66 |
407 |
2258 |
6456 |
4166 |
5 |
| VCDI |
0 |
0 |
3 |
342 |
989 |
7507 |
37867 |
22755 |
|
...date precedes bulletin
|
Date: 2023-06-04:
| 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 |
73958 |
15646 |
1171 |
2847 |
804 |
86 |
0 |
0 |
| OW |
50 |
273 |
126 |
1208 |
970 |
163 |
2 |
0 |
| VODI |
0 |
194 |
78 |
805 |
1853 |
583 |
29 |
0 |
| ODI |
0 |
91 |
45 |
462 |
2470 |
1803 |
201 |
1 |
| CDI |
0 |
82 |
59 |
524 |
2471 |
6797 |
2799 |
12 |
| VCDI |
0 |
7 |
5 |
321 |
935 |
6113 |
37658 |
23346 |
|
...date precedes bulletin
|
Date: 2023-06-06:
| 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 |
75295 |
15609 |
1248 |
2714 |
581 |
3 |
0 |
0 |
| OW |
47 |
158 |
170 |
1403 |
573 |
9 |
0 |
0 |
| VODI |
0 |
89 |
46 |
1090 |
1881 |
73 |
4 |
0 |
| ODI |
0 |
54 |
39 |
462 |
3579 |
855 |
14 |
0 |
| CDI |
0 |
6 |
11 |
388 |
2573 |
7508 |
2075 |
40 |
| VCDI |
0 |
0 |
0 |
15 |
606 |
6884 |
40240 |
20706 |
|
...date precedes bulletin
|
Date: 2023-06-08:
| 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 |
75535 |
15713 |
1262 |
3091 |
448 |
3 |
0 |
0 |
| OW |
43 |
193 |
131 |
1438 |
803 |
11 |
0 |
0 |
| VODI |
0 |
108 |
65 |
1171 |
2443 |
148 |
3 |
0 |
| ODI |
0 |
36 |
50 |
540 |
3379 |
874 |
30 |
0 |
| CDI |
0 |
24 |
20 |
670 |
3654 |
7044 |
1910 |
7 |
| VCDI |
0 |
0 |
0 |
73 |
948 |
6502 |
34699 |
23979 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
75535 |
15713 |
1272 |
3302 |
534 |
3 |
0 |
0 |
| OW |
43 |
194 |
120 |
1202 |
849 |
10 |
0 |
0 |
| VODI |
0 |
105 |
68 |
1169 |
2297 |
154 |
4 |
0 |
| ODI |
0 |
37 |
48 |
520 |
3230 |
894 |
36 |
0 |
| CDI |
0 |
25 |
20 |
673 |
3727 |
6851 |
1815 |
10 |
| VCDI |
0 |
0 |
0 |
117 |
1038 |
6670 |
34787 |
23976 |
|
Date: 2023-06-10:
| 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 |
75988 |
15818 |
1230 |
3245 |
574 |
3 |
0 |
0 |
| OW |
41 |
246 |
178 |
1536 |
1104 |
26 |
1 |
0 |
| VODI |
0 |
159 |
91 |
1083 |
2820 |
193 |
14 |
0 |
| ODI |
0 |
51 |
60 |
449 |
2975 |
1210 |
68 |
0 |
| CDI |
0 |
38 |
40 |
416 |
2701 |
7856 |
1934 |
42 |
| VCDI |
0 |
16 |
19 |
186 |
1035 |
8072 |
37040 |
18490 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
75988 |
15811 |
1249 |
3488 |
734 |
3 |
0 |
0 |
| OW |
41 |
251 |
150 |
1177 |
1153 |
26 |
0 |
0 |
| VODI |
0 |
148 |
96 |
1196 |
2515 |
213 |
17 |
0 |
| ODI |
0 |
56 |
58 |
419 |
2862 |
1194 |
69 |
0 |
| CDI |
0 |
43 |
42 |
458 |
2958 |
7774 |
1954 |
45 |
| VCDI |
0 |
19 |
23 |
177 |
987 |
8150 |
37017 |
18487 |
|
Date: 2023-06-12:
| 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 |
76423 |
16397 |
1361 |
3088 |
362 |
0 |
0 |
0 |
| OW |
38 |
350 |
283 |
1890 |
601 |
3 |
3 |
0 |
| VODI |
0 |
96 |
65 |
2001 |
2555 |
67 |
11 |
0 |
| ODI |
0 |
44 |
41 |
377 |
5339 |
827 |
27 |
0 |
| CDI |
0 |
3 |
12 |
168 |
2704 |
8224 |
854 |
1 |
| VCDI |
0 |
0 |
0 |
27 |
302 |
8474 |
39085 |
14945 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
76423 |
15899 |
1279 |
3975 |
1002 |
6 |
0 |
0 |
| OW |
38 |
329 |
149 |
1203 |
1395 |
54 |
4 |
0 |
| VODI |
0 |
223 |
134 |
1048 |
2613 |
296 |
41 |
0 |
| ODI |
0 |
147 |
88 |
479 |
2718 |
983 |
97 |
0 |
| CDI |
0 |
240 |
83 |
660 |
3036 |
6313 |
2772 |
41 |
| VCDI |
0 |
52 |
29 |
186 |
1099 |
9943 |
37066 |
14905 |
|
Date: 2023-06-14:
| 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 |
76278 |
17396 |
1413 |
3730 |
595 |
415 |
0 |
0 |
| OW |
24 |
190 |
212 |
2075 |
875 |
259 |
0 |
0 |
| VODI |
0 |
52 |
56 |
1589 |
2590 |
564 |
2 |
0 |
| ODI |
0 |
27 |
25 |
404 |
3222 |
1413 |
93 |
0 |
| CDI |
0 |
9 |
7 |
256 |
2314 |
7586 |
2305 |
0 |
| VCDI |
0 |
0 |
0 |
16 |
272 |
7653 |
32463 |
20668 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
76278 |
16719 |
1265 |
4649 |
1072 |
33 |
0 |
0 |
| OW |
24 |
447 |
163 |
1304 |
1365 |
108 |
10 |
0 |
| VODI |
0 |
277 |
155 |
924 |
2425 |
331 |
52 |
0 |
| ODI |
0 |
81 |
73 |
540 |
2243 |
1802 |
147 |
0 |
| CDI |
0 |
79 |
23 |
449 |
2105 |
6750 |
4557 |
0 |
| VCDI |
0 |
71 |
34 |
204 |
658 |
8866 |
30097 |
20668 |
|
Date: 2023-06-16:
| 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 |
77175 |
17121 |
1478 |
3985 |
927 |
388 |
0 |
0 |
| OW |
20 |
235 |
219 |
2115 |
1271 |
248 |
0 |
0 |
| VODI |
0 |
55 |
97 |
1230 |
2842 |
539 |
3 |
0 |
| ODI |
0 |
25 |
38 |
420 |
2809 |
1342 |
60 |
1 |
| CDI |
0 |
15 |
8 |
320 |
3056 |
7937 |
2966 |
43 |
| VCDI |
0 |
0 |
0 |
53 |
1194 |
6154 |
29748 |
20911 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
77173 |
16386 |
1313 |
4830 |
1456 |
66 |
0 |
0 |
| OW |
22 |
460 |
148 |
1193 |
1426 |
204 |
8 |
0 |
| VODI |
0 |
308 |
175 |
816 |
2179 |
669 |
42 |
0 |
| ODI |
0 |
117 |
104 |
516 |
2210 |
1637 |
160 |
0 |
| CDI |
0 |
80 |
53 |
524 |
2879 |
6926 |
5800 |
112 |
| VCDI |
0 |
100 |
47 |
244 |
1949 |
7106 |
26767 |
20843 |
|
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