Validation of sea ice concentration
Bulletin date: 2023-05-25
Model vs. observations, sea ice class contingency tables
Date: 2023-05-19:
| 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 |
14121 |
6017 |
1062 |
357 |
186 |
84 |
25 |
0 |
| OW |
8 |
25 |
82 |
116 |
89 |
75 |
56 |
0 |
| VODI |
1 |
17 |
38 |
82 |
129 |
145 |
85 |
0 |
| ODI |
2 |
5 |
30 |
47 |
116 |
239 |
220 |
3 |
| CDI |
0 |
4 |
18 |
57 |
147 |
397 |
1963 |
20 |
| VCDI |
0 |
0 |
14 |
50 |
76 |
201 |
7236 |
4514 |
|
...date precedes bulletin
|
Date: 2023-05-23:
| 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 |
14593 |
5994 |
1153 |
481 |
230 |
73 |
33 |
0 |
| OW |
0 |
11 |
92 |
125 |
129 |
97 |
44 |
0 |
| VODI |
0 |
4 |
65 |
121 |
193 |
175 |
107 |
0 |
| ODI |
0 |
0 |
30 |
70 |
185 |
342 |
354 |
1 |
| CDI |
0 |
0 |
21 |
37 |
123 |
458 |
2217 |
6 |
| VCDI |
0 |
0 |
10 |
36 |
54 |
134 |
5751 |
4610 |
|
...date precedes bulletin
|
Date: 2023-05-25:
| 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 |
14905 |
6019 |
1162 |
554 |
172 |
13 |
53 |
0 |
| OW |
0 |
27 |
106 |
209 |
90 |
48 |
31 |
0 |
| VODI |
0 |
10 |
71 |
186 |
180 |
113 |
75 |
0 |
| ODI |
0 |
3 |
43 |
139 |
248 |
264 |
292 |
0 |
| CDI |
0 |
3 |
38 |
124 |
244 |
481 |
2028 |
7 |
| VCDI |
0 |
0 |
15 |
77 |
92 |
151 |
5814 |
4072 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14905 |
6017 |
1154 |
575 |
188 |
23 |
53 |
0 |
| OW |
0 |
29 |
108 |
182 |
78 |
41 |
27 |
0 |
| VODI |
0 |
10 |
74 |
186 |
172 |
102 |
74 |
0 |
| ODI |
0 |
4 |
45 |
137 |
226 |
271 |
286 |
0 |
| CDI |
0 |
2 |
39 |
129 |
261 |
468 |
1925 |
7 |
| VCDI |
0 |
0 |
15 |
80 |
101 |
165 |
5928 |
4072 |
|
Date: 2023-05-29:
| Best estimate |
Forecast |
|
...observations not yet available
|
...observations not yet available
|
Date: 2023-05-31:
| 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 |
14708 |
6234 |
1761 |
613 |
246 |
80 |
73 |
0 |
| OW |
0 |
8 |
86 |
194 |
172 |
77 |
34 |
0 |
| VODI |
0 |
4 |
35 |
194 |
270 |
178 |
89 |
0 |
| ODI |
0 |
1 |
30 |
120 |
264 |
560 |
410 |
2 |
| CDI |
0 |
0 |
62 |
92 |
147 |
504 |
1897 |
5 |
| VCDI |
0 |
0 |
40 |
68 |
69 |
141 |
4792 |
3899 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14708 |
6153 |
1567 |
570 |
273 |
103 |
77 |
0 |
| OW |
0 |
28 |
108 |
115 |
118 |
91 |
31 |
0 |
| VODI |
0 |
43 |
85 |
178 |
219 |
203 |
162 |
0 |
| ODI |
0 |
14 |
63 |
140 |
236 |
314 |
442 |
2 |
| CDI |
0 |
8 |
83 |
136 |
207 |
634 |
1730 |
5 |
| VCDI |
0 |
1 |
108 |
142 |
115 |
195 |
4853 |
3899 |
|
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 |
14381 |
6492 |
1753 |
665 |
335 |
124 |
54 |
0 |
| OW |
0 |
20 |
109 |
130 |
195 |
120 |
24 |
4 |
| VODI |
0 |
18 |
65 |
159 |
237 |
276 |
156 |
7 |
| ODI |
0 |
13 |
33 |
108 |
190 |
478 |
505 |
6 |
| CDI |
0 |
18 |
65 |
85 |
128 |
339 |
2167 |
0 |
| VCDI |
0 |
0 |
67 |
84 |
84 |
108 |
4333 |
4024 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
14381 |
6404 |
1649 |
588 |
313 |
165 |
72 |
0 |
| OW |
0 |
49 |
83 |
101 |
129 |
89 |
55 |
5 |
| VODI |
0 |
41 |
106 |
150 |
215 |
265 |
238 |
7 |
| ODI |
0 |
23 |
53 |
145 |
212 |
311 |
523 |
5 |
| CDI |
0 |
27 |
96 |
130 |
195 |
482 |
1982 |
0 |
| VCDI |
0 |
17 |
105 |
117 |
105 |
133 |
4369 |
4024 |
|
Generated by /metno/routine/sms/V2/SIvalidation/SIwebPage.sh Fri 09 Jun 2023 02:27:45 AM UTC on arcval