Validation of sea ice concentration - Full domain
Bulletin date: 2022-07-21
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-07-15:
| 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 |
94097 |
22115 |
249 |
1337 |
325 |
1 |
0 |
0 |
| OW |
6 |
1388 |
216 |
1767 |
500 |
3 |
0 |
0 |
| VODI |
0 |
404 |
122 |
2560 |
1383 |
35 |
0 |
0 |
| ODI |
0 |
89 |
15 |
755 |
3667 |
1118 |
0 |
0 |
| CDI |
0 |
124 |
10 |
374 |
7137 |
17860 |
2895 |
0 |
| VCDI |
0 |
118 |
4 |
108 |
1081 |
15359 |
8846 |
980 |
|
...date precedes bulletin
|
Date: 2022-07-17:
| 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 |
96753 |
20416 |
205 |
1538 |
396 |
1 |
0 |
0 |
| OW |
17 |
1380 |
182 |
1818 |
469 |
2 |
0 |
0 |
| VODI |
1 |
395 |
101 |
2291 |
1286 |
41 |
0 |
0 |
| ODI |
0 |
143 |
19 |
801 |
3809 |
921 |
37 |
0 |
| CDI |
0 |
152 |
10 |
370 |
7467 |
20320 |
2395 |
0 |
| VCDI |
0 |
0 |
0 |
6 |
1391 |
13144 |
8574 |
197 |
|
...date precedes bulletin
|
Date: 2022-07-19:
| 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 |
98218 |
21255 |
267 |
1521 |
266 |
0 |
0 |
0 |
| OW |
40 |
1103 |
202 |
1622 |
161 |
5 |
0 |
0 |
| VODI |
0 |
202 |
75 |
2761 |
1166 |
18 |
0 |
0 |
| ODI |
0 |
127 |
2 |
596 |
6783 |
701 |
0 |
0 |
| CDI |
0 |
35 |
2 |
104 |
8272 |
19526 |
2198 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
851 |
11020 |
7943 |
2 |
|
...date precedes bulletin
|
Date: 2022-07-21:
| 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 |
100368 |
20139 |
260 |
1652 |
250 |
0 |
0 |
0 |
| OW |
1 |
1334 |
156 |
1445 |
210 |
1 |
0 |
0 |
| VODI |
0 |
403 |
94 |
2261 |
1348 |
27 |
0 |
0 |
| ODI |
0 |
153 |
14 |
702 |
5686 |
1579 |
42 |
0 |
| CDI |
0 |
20 |
3 |
118 |
7599 |
19189 |
4117 |
0 |
| VCDI |
0 |
0 |
0 |
5 |
842 |
8127 |
7460 |
1443 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
100368 |
20253 |
266 |
1776 |
260 |
0 |
0 |
0 |
| OW |
1 |
1209 |
154 |
1393 |
248 |
2 |
0 |
0 |
| VODI |
0 |
424 |
93 |
2144 |
1246 |
21 |
0 |
0 |
| ODI |
0 |
147 |
10 |
719 |
5525 |
1787 |
24 |
0 |
| CDI |
0 |
16 |
4 |
146 |
7858 |
18927 |
4058 |
0 |
| VCDI |
0 |
0 |
0 |
5 |
798 |
8186 |
7537 |
1443 |
|
Date: 2022-07-23:
| 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 |
102856 |
18724 |
234 |
1477 |
304 |
0 |
0 |
0 |
| OW |
61 |
1569 |
136 |
1261 |
185 |
1 |
0 |
0 |
| VODI |
1 |
602 |
90 |
2091 |
1166 |
45 |
0 |
0 |
| ODI |
0 |
157 |
17 |
746 |
5401 |
1944 |
75 |
0 |
| CDI |
0 |
22 |
6 |
202 |
7103 |
18739 |
5503 |
104 |
| VCDI |
0 |
0 |
0 |
17 |
606 |
8237 |
5962 |
1404 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
102878 |
18830 |
248 |
1626 |
311 |
0 |
0 |
0 |
| OW |
37 |
1405 |
113 |
1177 |
211 |
1 |
0 |
0 |
| VODI |
3 |
641 |
97 |
1972 |
1168 |
60 |
0 |
0 |
| ODI |
0 |
163 |
19 |
787 |
5157 |
1937 |
45 |
0 |
| CDI |
0 |
34 |
6 |
217 |
7384 |
18650 |
5488 |
48 |
| VCDI |
0 |
1 |
0 |
15 |
534 |
8318 |
6007 |
1460 |
|
Date: 2022-07-25:
| 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 |
103827 |
20349 |
252 |
1382 |
140 |
0 |
0 |
0 |
| OW |
10 |
940 |
181 |
1074 |
89 |
1 |
0 |
0 |
| VODI |
0 |
197 |
67 |
2625 |
885 |
4 |
0 |
0 |
| ODI |
0 |
27 |
6 |
662 |
6465 |
503 |
0 |
0 |
| CDI |
0 |
17 |
1 |
98 |
5680 |
21498 |
2559 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
89 |
5890 |
10521 |
1005 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
103820 |
19111 |
256 |
1603 |
192 |
0 |
0 |
0 |
| OW |
16 |
1369 |
105 |
1062 |
182 |
2 |
0 |
0 |
| VODI |
1 |
766 |
101 |
1687 |
1141 |
79 |
0 |
0 |
| ODI |
0 |
242 |
39 |
993 |
4433 |
2354 |
193 |
0 |
| CDI |
0 |
40 |
6 |
481 |
6985 |
18832 |
6389 |
60 |
| VCDI |
0 |
2 |
0 |
19 |
415 |
6629 |
6498 |
945 |
|
Date: 2022-07-27:
| 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 |
104658 |
20909 |
210 |
1132 |
151 |
0 |
0 |
0 |
| OW |
6 |
967 |
174 |
1026 |
133 |
2 |
0 |
0 |
| VODI |
0 |
296 |
104 |
2210 |
1111 |
11 |
0 |
0 |
| ODI |
0 |
16 |
8 |
765 |
5455 |
1008 |
14 |
0 |
| CDI |
0 |
0 |
0 |
128 |
5404 |
20787 |
4241 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
63 |
3979 |
9412 |
2664 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
104634 |
19555 |
235 |
1356 |
217 |
0 |
0 |
0 |
| OW |
30 |
1314 |
84 |
891 |
198 |
2 |
0 |
0 |
| VODI |
0 |
1056 |
124 |
1245 |
1094 |
144 |
0 |
0 |
| ODI |
0 |
226 |
42 |
1094 |
3938 |
3160 |
206 |
0 |
| CDI |
0 |
37 |
11 |
673 |
6537 |
18197 |
7231 |
109 |
| VCDI |
0 |
0 |
0 |
6 |
333 |
4284 |
6230 |
2555 |
|
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 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
105875 |
19321 |
206 |
1099 |
187 |
0 |
0 |
0 |
| OW |
21 |
1461 |
93 |
821 |
244 |
1 |
0 |
0 |
| VODI |
0 |
1008 |
117 |
1236 |
1158 |
201 |
0 |
0 |
| ODI |
0 |
262 |
41 |
1210 |
3948 |
3481 |
217 |
0 |
| CDI |
0 |
38 |
15 |
778 |
6841 |
19304 |
4809 |
271 |
| VCDI |
0 |
0 |
0 |
83 |
162 |
2604 |
5721 |
4214 |
|
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