Validation of sea ice concentration - Full domain
Bulletin date: 2024-06-06
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2024-05-31:
| 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 |
75403 |
14633 |
149 |
183 |
3 |
4 |
0 |
0 |
| OW |
3 |
2846 |
594 |
874 |
133 |
11 |
0 |
0 |
| VODI |
0 |
637 |
462 |
3051 |
868 |
100 |
11 |
0 |
| ODI |
0 |
168 |
98 |
1381 |
2933 |
525 |
47 |
0 |
| CDI |
0 |
192 |
95 |
937 |
4952 |
8150 |
1370 |
0 |
| VCDI |
0 |
0 |
13 |
278 |
1798 |
8912 |
33650 |
29279 |
|
...date precedes bulletin
|
Date: 2024-06-02:
| 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 |
76444 |
13431 |
134 |
112 |
18 |
0 |
0 |
0 |
| OW |
1 |
3349 |
498 |
956 |
219 |
7 |
1 |
0 |
| VODI |
0 |
1093 |
501 |
2568 |
999 |
89 |
5 |
0 |
| ODI |
0 |
340 |
155 |
1489 |
2861 |
536 |
36 |
0 |
| CDI |
0 |
360 |
102 |
1341 |
5310 |
7445 |
1911 |
103 |
| VCDI |
0 |
1 |
10 |
320 |
1716 |
6995 |
37479 |
25808 |
|
...date precedes bulletin
|
Date: 2024-06-04:
| 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 |
76937 |
15015 |
91 |
135 |
22 |
0 |
0 |
0 |
| OW |
26 |
3831 |
883 |
945 |
141 |
19 |
2 |
0 |
| VODI |
0 |
607 |
379 |
3829 |
1000 |
75 |
1 |
0 |
| ODI |
0 |
77 |
56 |
1148 |
4299 |
372 |
20 |
0 |
| CDI |
0 |
3 |
25 |
453 |
4275 |
8330 |
1290 |
1 |
| VCDI |
0 |
18 |
0 |
229 |
1133 |
6968 |
36478 |
25630 |
|
...date precedes bulletin
|
Date: 2024-06-06:
| 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 |
78147 |
14940 |
139 |
148 |
38 |
0 |
0 |
0 |
| OW |
211 |
3553 |
629 |
1024 |
228 |
16 |
2 |
0 |
| VODI |
0 |
863 |
550 |
3301 |
1089 |
62 |
6 |
0 |
| ODI |
0 |
163 |
78 |
1666 |
2943 |
448 |
46 |
0 |
| CDI |
0 |
110 |
80 |
836 |
4876 |
6823 |
1382 |
2 |
| VCDI |
0 |
30 |
40 |
433 |
1656 |
7005 |
37452 |
23728 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
78187 |
15047 |
152 |
175 |
48 |
0 |
1 |
0 |
| OW |
171 |
3390 |
639 |
1103 |
238 |
19 |
1 |
0 |
| VODI |
0 |
917 |
522 |
3196 |
1106 |
78 |
8 |
0 |
| ODI |
0 |
158 |
80 |
1648 |
2888 |
425 |
54 |
0 |
| CDI |
0 |
114 |
86 |
877 |
4917 |
6623 |
1430 |
48 |
| VCDI |
0 |
33 |
37 |
409 |
1633 |
7209 |
37394 |
23682 |
|
Date: 2024-06-08:
| 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 |
80244 |
14100 |
97 |
261 |
48 |
3 |
0 |
0 |
| OW |
348 |
3488 |
538 |
934 |
220 |
21 |
0 |
0 |
| VODI |
1 |
1244 |
649 |
2617 |
871 |
138 |
4 |
0 |
| ODI |
0 |
354 |
207 |
1735 |
2180 |
504 |
50 |
0 |
| CDI |
0 |
244 |
132 |
1634 |
4849 |
6232 |
1522 |
4 |
| VCDI |
0 |
76 |
79 |
604 |
2212 |
8298 |
33371 |
24630 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
80342 |
14174 |
124 |
290 |
71 |
6 |
0 |
0 |
| OW |
250 |
3341 |
542 |
1053 |
209 |
15 |
0 |
0 |
| VODI |
1 |
1294 |
627 |
2532 |
867 |
154 |
11 |
0 |
| ODI |
0 |
358 |
191 |
1847 |
2087 |
494 |
52 |
0 |
| CDI |
0 |
263 |
125 |
1424 |
4929 |
6034 |
1501 |
8 |
| VCDI |
0 |
76 |
93 |
639 |
2217 |
8493 |
33383 |
24626 |
|
Date: 2024-06-10:
| 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 |
80720 |
15763 |
144 |
259 |
40 |
6 |
0 |
0 |
| OW |
67 |
4178 |
1211 |
1018 |
92 |
12 |
0 |
0 |
| VODI |
1 |
469 |
329 |
4137 |
840 |
48 |
6 |
0 |
| ODI |
0 |
142 |
66 |
962 |
3907 |
349 |
52 |
4 |
| CDI |
0 |
65 |
45 |
657 |
3948 |
9195 |
799 |
9 |
| VCDI |
0 |
1 |
1 |
23 |
516 |
6497 |
37534 |
20631 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
80630 |
14658 |
151 |
281 |
70 |
19 |
0 |
0 |
| OW |
157 |
3273 |
532 |
1073 |
168 |
25 |
1 |
0 |
| VODI |
1 |
1568 |
553 |
2215 |
855 |
158 |
31 |
0 |
| ODI |
0 |
654 |
318 |
1764 |
1922 |
558 |
91 |
3 |
| CDI |
0 |
425 |
183 |
1251 |
4799 |
6401 |
2349 |
8 |
| VCDI |
0 |
40 |
59 |
472 |
1529 |
8946 |
35919 |
20633 |
|
Date: 2024-06-12:
| 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 |
80728 |
15632 |
183 |
288 |
36 |
20 |
0 |
0 |
| OW |
48 |
4326 |
886 |
1364 |
155 |
34 |
0 |
0 |
| VODI |
0 |
846 |
568 |
3549 |
874 |
99 |
18 |
1 |
| ODI |
0 |
189 |
78 |
1124 |
3414 |
699 |
95 |
4 |
| CDI |
0 |
146 |
72 |
875 |
4426 |
8721 |
2360 |
18 |
| VCDI |
0 |
0 |
0 |
28 |
654 |
8857 |
32757 |
20571 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
80657 |
14688 |
215 |
325 |
54 |
53 |
0 |
0 |
| OW |
119 |
3167 |
482 |
1294 |
181 |
51 |
0 |
0 |
| VODI |
0 |
1768 |
510 |
2065 |
995 |
207 |
29 |
0 |
| ODI |
0 |
940 |
352 |
1733 |
1939 |
591 |
139 |
8 |
| CDI |
0 |
573 |
214 |
1567 |
4947 |
7030 |
2841 |
51 |
| VCDI |
0 |
3 |
14 |
244 |
1443 |
10498 |
32221 |
20535 |
|
Date: 2024-06-14:
| 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 |
81657 |
15143 |
161 |
223 |
62 |
14 |
0 |
0 |
| OW |
127 |
4216 |
847 |
1347 |
156 |
43 |
1 |
0 |
| VODI |
23 |
1304 |
544 |
3077 |
922 |
215 |
17 |
2 |
| ODI |
0 |
247 |
108 |
1359 |
2956 |
985 |
116 |
8 |
| CDI |
0 |
206 |
84 |
911 |
4723 |
9108 |
3100 |
41 |
| VCDI |
0 |
3 |
5 |
101 |
942 |
11636 |
30222 |
17781 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
81653 |
13893 |
145 |
260 |
78 |
35 |
0 |
0 |
| OW |
141 |
3208 |
528 |
1192 |
236 |
75 |
0 |
0 |
| VODI |
11 |
2095 |
479 |
2016 |
941 |
312 |
26 |
0 |
| ODI |
2 |
1213 |
351 |
1711 |
1933 |
821 |
98 |
8 |
| CDI |
0 |
684 |
202 |
1519 |
4829 |
8337 |
3122 |
94 |
| VCDI |
0 |
26 |
44 |
320 |
1744 |
12421 |
30210 |
17730 |
|
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