Validation of sea ice concentration
Bulletin date: 2023-05-18
Model vs. observations, sea ice class contingency tables
Date: 2023-05-12:
| 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 |
13369 |
6759 |
872 |
325 |
110 |
52 |
16 |
0 |
| OW |
0 |
24 |
111 |
85 |
77 |
75 |
47 |
0 |
| VODI |
0 |
5 |
62 |
80 |
94 |
131 |
110 |
0 |
| ODI |
0 |
7 |
38 |
33 |
91 |
170 |
248 |
0 |
| CDI |
0 |
0 |
11 |
45 |
96 |
385 |
1636 |
11 |
| VCDI |
0 |
1 |
8 |
25 |
46 |
534 |
8068 |
4302 |
|
...date precedes bulletin
|
Date: 2023-05-16:
| 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 |
13983 |
6226 |
847 |
471 |
85 |
29 |
11 |
0 |
| OW |
2 |
20 |
70 |
128 |
71 |
34 |
40 |
0 |
| VODI |
1 |
9 |
39 |
171 |
149 |
112 |
61 |
0 |
| ODI |
3 |
0 |
7 |
70 |
144 |
249 |
147 |
0 |
| CDI |
0 |
0 |
8 |
64 |
226 |
901 |
1185 |
7 |
| VCDI |
0 |
0 |
0 |
41 |
62 |
449 |
7655 |
4382 |
|
...date precedes bulletin
|
Date: 2023-05-18:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2023-05-22:
| 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 |
14510 |
6034 |
1041 |
403 |
161 |
85 |
31 |
0 |
| OW |
3 |
28 |
130 |
135 |
116 |
74 |
38 |
0 |
| VODI |
0 |
0 |
82 |
101 |
188 |
229 |
75 |
0 |
| ODI |
0 |
0 |
34 |
60 |
166 |
441 |
340 |
1 |
| CDI |
0 |
0 |
7 |
49 |
145 |
582 |
2229 |
5 |
| VCDI |
0 |
0 |
4 |
21 |
48 |
77 |
5546 |
4940 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14508 |
5992 |
1045 |
404 |
189 |
122 |
44 |
0 |
| OW |
2 |
32 |
71 |
101 |
103 |
79 |
32 |
0 |
| VODI |
3 |
27 |
68 |
84 |
97 |
185 |
89 |
0 |
| ODI |
0 |
11 |
47 |
60 |
104 |
210 |
240 |
0 |
| CDI |
0 |
0 |
58 |
74 |
234 |
622 |
1418 |
1 |
| VCDI |
0 |
0 |
9 |
46 |
97 |
270 |
6436 |
4945 |
|
Date: 2023-05-24:
| 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 |
14706 |
6112 |
1114 |
537 |
187 |
14 |
43 |
0 |
| OW |
0 |
28 |
108 |
175 |
135 |
56 |
40 |
0 |
| VODI |
0 |
1 |
84 |
151 |
200 |
125 |
86 |
0 |
| ODI |
0 |
0 |
36 |
103 |
218 |
351 |
285 |
0 |
| CDI |
0 |
0 |
24 |
86 |
241 |
445 |
2160 |
8 |
| VCDI |
0 |
0 |
13 |
46 |
109 |
162 |
5922 |
4048 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14703 |
6028 |
1013 |
485 |
182 |
22 |
45 |
0 |
| OW |
3 |
46 |
109 |
140 |
101 |
46 |
38 |
0 |
| VODI |
0 |
43 |
86 |
124 |
145 |
106 |
100 |
0 |
| ODI |
0 |
22 |
72 |
96 |
143 |
158 |
220 |
0 |
| CDI |
0 |
2 |
62 |
154 |
305 |
540 |
1638 |
6 |
| VCDI |
0 |
0 |
37 |
99 |
214 |
281 |
6495 |
4050 |
|
Date: 2023-05-26:
| 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 |
14814 |
6101 |
1191 |
710 |
129 |
28 |
54 |
0 |
| OW |
0 |
42 |
88 |
202 |
93 |
35 |
36 |
0 |
| VODI |
0 |
19 |
51 |
230 |
127 |
109 |
98 |
0 |
| ODI |
0 |
9 |
43 |
173 |
223 |
213 |
359 |
0 |
| CDI |
0 |
13 |
38 |
198 |
215 |
484 |
1919 |
5 |
| VCDI |
0 |
4 |
18 |
145 |
89 |
145 |
5701 |
4008 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14814 |
5973 |
1059 |
572 |
121 |
28 |
64 |
0 |
| OW |
0 |
60 |
107 |
168 |
66 |
48 |
52 |
0 |
| VODI |
0 |
62 |
92 |
190 |
105 |
57 |
118 |
0 |
| ODI |
0 |
40 |
55 |
186 |
139 |
109 |
214 |
0 |
| CDI |
0 |
24 |
65 |
296 |
270 |
535 |
1688 |
4 |
| VCDI |
0 |
29 |
51 |
246 |
175 |
237 |
6031 |
4009 |
|
Generated by /metno/routine/sms/V2/SIvalidation/SIwebPage.sh Fri 02 Jun 2023 02:23:13 AM UTC on arcval