Validation of sea ice concentration - Full domain
Bulletin date: 2022-08-04
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-07-29:
| 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 |
105891 |
20630 |
211 |
876 |
128 |
0 |
0 |
0 |
| OW |
5 |
1110 |
165 |
1116 |
149 |
1 |
0 |
0 |
| VODI |
0 |
335 |
80 |
1992 |
1251 |
14 |
0 |
0 |
| ODI |
0 |
14 |
16 |
958 |
4938 |
1467 |
6 |
0 |
| CDI |
0 |
1 |
0 |
267 |
6033 |
19913 |
4077 |
203 |
| VCDI |
0 |
0 |
0 |
18 |
41 |
4196 |
6664 |
4282 |
|
...date precedes bulletin
|
Date: 2022-07-31:
| 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 |
105662 |
21498 |
222 |
943 |
102 |
0 |
0 |
0 |
| OW |
0 |
1352 |
135 |
1075 |
194 |
3 |
0 |
0 |
| VODI |
0 |
382 |
92 |
2038 |
1268 |
20 |
0 |
0 |
| ODI |
0 |
22 |
10 |
1168 |
5329 |
1080 |
0 |
0 |
| CDI |
0 |
1 |
0 |
232 |
6596 |
20801 |
2128 |
0 |
| VCDI |
0 |
0 |
0 |
80 |
85 |
4211 |
6654 |
3665 |
|
...date precedes bulletin
|
Date: 2022-08-02:
| 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 |
107606 |
21253 |
254 |
989 |
57 |
0 |
0 |
0 |
| OW |
1 |
795 |
170 |
1225 |
130 |
1 |
0 |
0 |
| VODI |
0 |
335 |
74 |
2696 |
1324 |
12 |
0 |
0 |
| ODI |
0 |
20 |
4 |
495 |
7663 |
1093 |
0 |
0 |
| CDI |
0 |
30 |
8 |
79 |
4788 |
21426 |
862 |
0 |
| VCDI |
0 |
0 |
0 |
5 |
20 |
3046 |
7201 |
3386 |
|
...date precedes bulletin
|
Date: 2022-08-04:
| 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 |
109165 |
20602 |
205 |
828 |
30 |
0 |
0 |
0 |
| OW |
1 |
1080 |
161 |
1295 |
204 |
6 |
0 |
0 |
| VODI |
0 |
447 |
75 |
2274 |
1569 |
28 |
1 |
0 |
| ODI |
0 |
49 |
9 |
642 |
7364 |
1116 |
51 |
0 |
| CDI |
0 |
31 |
9 |
97 |
6230 |
17439 |
3134 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
29 |
3040 |
7166 |
2667 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
109165 |
20671 |
228 |
1040 |
49 |
1 |
0 |
0 |
| OW |
1 |
904 |
132 |
1064 |
245 |
5 |
0 |
0 |
| VODI |
0 |
547 |
82 |
2259 |
1552 |
30 |
0 |
0 |
| ODI |
0 |
59 |
9 |
647 |
7174 |
1251 |
69 |
0 |
| CDI |
0 |
28 |
8 |
126 |
6376 |
17290 |
3063 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
30 |
3052 |
7220 |
2667 |
|
Date: 2022-08-06:
| 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 |
109609 |
20720 |
216 |
886 |
57 |
0 |
0 |
0 |
| OW |
1 |
1135 |
162 |
1413 |
307 |
0 |
0 |
0 |
| VODI |
0 |
378 |
65 |
2021 |
1843 |
12 |
0 |
0 |
| ODI |
0 |
61 |
18 |
825 |
6886 |
1569 |
58 |
0 |
| CDI |
0 |
12 |
3 |
192 |
7140 |
17731 |
1885 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
58 |
3200 |
7358 |
1223 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
109609 |
20845 |
217 |
1050 |
118 |
0 |
0 |
0 |
| OW |
1 |
947 |
160 |
1229 |
320 |
0 |
0 |
0 |
| VODI |
0 |
427 |
67 |
2025 |
1759 |
9 |
0 |
0 |
| ODI |
0 |
81 |
17 |
815 |
6719 |
1704 |
79 |
0 |
| CDI |
0 |
6 |
3 |
218 |
7320 |
17565 |
1879 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
55 |
3234 |
7343 |
1223 |
|
Date: 2022-08-08:
| 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 |
112213 |
19194 |
171 |
699 |
17 |
0 |
0 |
0 |
| OW |
0 |
1154 |
173 |
1064 |
72 |
0 |
0 |
0 |
| VODI |
0 |
295 |
68 |
2495 |
1013 |
4 |
0 |
0 |
| ODI |
0 |
12 |
3 |
532 |
11463 |
556 |
0 |
0 |
| CDI |
0 |
0 |
0 |
4 |
4387 |
18343 |
1719 |
0 |
| VCDI |
0 |
2 |
2 |
1 |
18 |
1272 |
6452 |
3650 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
112212 |
19051 |
179 |
929 |
165 |
0 |
0 |
0 |
| OW |
1 |
953 |
153 |
1198 |
372 |
19 |
0 |
0 |
| VODI |
0 |
456 |
52 |
1648 |
2036 |
131 |
0 |
0 |
| ODI |
0 |
181 |
23 |
770 |
6787 |
2167 |
61 |
0 |
| CDI |
0 |
14 |
8 |
249 |
7559 |
15886 |
1837 |
84 |
| VCDI |
0 |
2 |
2 |
1 |
51 |
1972 |
6273 |
3566 |
|
Date: 2022-08-10:
| 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 |
113859 |
18347 |
186 |
727 |
34 |
0 |
0 |
0 |
| OW |
6 |
1133 |
155 |
1131 |
109 |
0 |
0 |
0 |
| VODI |
0 |
274 |
71 |
2420 |
1324 |
3 |
0 |
0 |
| ODI |
0 |
24 |
10 |
981 |
9950 |
1300 |
0 |
0 |
| CDI |
0 |
0 |
0 |
40 |
4106 |
16260 |
3236 |
0 |
| VCDI |
0 |
2 |
2 |
1 |
36 |
953 |
5605 |
4763 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
113821 |
18046 |
195 |
1031 |
148 |
0 |
0 |
0 |
| OW |
32 |
940 |
108 |
1040 |
484 |
3 |
0 |
0 |
| VODI |
12 |
527 |
78 |
1562 |
2274 |
117 |
0 |
0 |
| ODI |
0 |
201 |
26 |
1112 |
6135 |
2492 |
234 |
0 |
| CDI |
0 |
65 |
16 |
554 |
6474 |
14603 |
3397 |
29 |
| VCDI |
0 |
1 |
1 |
1 |
44 |
1301 |
5210 |
4734 |
|
Date: 2022-08-12:
| 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 |
114752 |
18096 |
163 |
529 |
62 |
0 |
0 |
0 |
| OW |
8 |
1465 |
149 |
856 |
182 |
0 |
0 |
0 |
| VODI |
0 |
441 |
108 |
2571 |
1396 |
6 |
0 |
0 |
| ODI |
0 |
46 |
9 |
1603 |
8953 |
1403 |
4 |
0 |
| CDI |
0 |
0 |
0 |
81 |
4042 |
15689 |
3633 |
26 |
| VCDI |
0 |
2 |
1 |
2 |
44 |
1588 |
7195 |
1943 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
114711 |
17518 |
195 |
851 |
283 |
0 |
0 |
0 |
| OW |
35 |
1191 |
81 |
808 |
581 |
6 |
0 |
0 |
| VODI |
14 |
870 |
95 |
1504 |
2062 |
139 |
1 |
0 |
| ODI |
0 |
305 |
44 |
1583 |
5853 |
2623 |
366 |
0 |
| CDI |
0 |
164 |
14 |
894 |
5858 |
14582 |
4197 |
95 |
| VCDI |
0 |
2 |
1 |
2 |
42 |
1336 |
6268 |
1874 |
|
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