Validation of sea ice concentration
Bulletin date: 2023-11-02
Model vs. observations, sea ice class contingency tables
Date: 2023-10-27:
| 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 |
20518 |
5493 |
611 |
655 |
143 |
85 |
80 |
0 |
| OW |
2 |
143 |
150 |
426 |
195 |
41 |
57 |
0 |
| VODI |
0 |
25 |
53 |
218 |
398 |
69 |
70 |
0 |
| ODI |
0 |
4 |
12 |
75 |
167 |
82 |
97 |
0 |
| CDI |
0 |
0 |
3 |
68 |
88 |
186 |
307 |
0 |
| VCDI |
0 |
0 |
0 |
21 |
54 |
335 |
4677 |
2551 |
|
...date precedes bulletin
|
Date: 2023-10-31:
| 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 |
18628 |
6521 |
774 |
652 |
263 |
184 |
19 |
0 |
| OW |
0 |
5 |
53 |
164 |
133 |
75 |
17 |
0 |
| VODI |
0 |
0 |
16 |
168 |
298 |
170 |
53 |
0 |
| ODI |
0 |
0 |
9 |
82 |
190 |
313 |
96 |
0 |
| CDI |
0 |
0 |
2 |
23 |
134 |
827 |
425 |
0 |
| VCDI |
0 |
0 |
0 |
16 |
63 |
420 |
4330 |
3036 |
|
...date precedes bulletin
|
Date: 2023-11-02:
| 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 |
17889 |
7033 |
923 |
498 |
210 |
225 |
38 |
0 |
| OW |
0 |
12 |
125 |
142 |
105 |
59 |
34 |
0 |
| VODI |
0 |
2 |
39 |
147 |
245 |
147 |
41 |
0 |
| ODI |
0 |
0 |
1 |
71 |
227 |
302 |
88 |
0 |
| CDI |
0 |
0 |
0 |
23 |
102 |
533 |
323 |
2 |
| VCDI |
0 |
0 |
0 |
8 |
81 |
741 |
4441 |
3302 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17889 |
7004 |
885 |
469 |
214 |
240 |
46 |
0 |
| OW |
0 |
39 |
153 |
162 |
94 |
45 |
25 |
0 |
| VODI |
0 |
4 |
48 |
153 |
252 |
134 |
43 |
0 |
| ODI |
0 |
0 |
2 |
79 |
205 |
267 |
79 |
0 |
| CDI |
0 |
0 |
0 |
16 |
121 |
449 |
345 |
2 |
| VCDI |
0 |
0 |
0 |
10 |
84 |
872 |
4427 |
3302 |
|
Date: 2023-11-06:
| 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 |
17211 |
7329 |
946 |
360 |
219 |
282 |
11 |
0 |
| OW |
0 |
36 |
126 |
123 |
67 |
104 |
13 |
0 |
| VODI |
0 |
7 |
67 |
101 |
77 |
104 |
38 |
0 |
| ODI |
0 |
1 |
11 |
44 |
85 |
197 |
100 |
0 |
| CDI |
0 |
0 |
6 |
13 |
47 |
230 |
510 |
6 |
| VCDI |
0 |
0 |
1 |
29 |
46 |
271 |
4539 |
4802 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17211 |
7283 |
851 |
340 |
229 |
383 |
33 |
0 |
| OW |
0 |
70 |
173 |
109 |
61 |
66 |
32 |
0 |
| VODI |
0 |
18 |
87 |
109 |
66 |
110 |
104 |
0 |
| ODI |
0 |
2 |
24 |
56 |
57 |
137 |
165 |
1 |
| CDI |
0 |
0 |
17 |
17 |
71 |
197 |
356 |
19 |
| VCDI |
0 |
0 |
5 |
39 |
57 |
295 |
4521 |
4788 |
|
Date: 2023-11-08:
| 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 |
17141 |
7269 |
670 |
448 |
216 |
179 |
68 |
0 |
| OW |
0 |
97 |
151 |
138 |
63 |
73 |
36 |
0 |
| VODI |
0 |
7 |
64 |
167 |
102 |
96 |
54 |
0 |
| ODI |
0 |
2 |
4 |
56 |
76 |
154 |
81 |
1 |
| CDI |
0 |
0 |
1 |
43 |
69 |
191 |
402 |
9 |
| VCDI |
0 |
0 |
0 |
6 |
34 |
356 |
6137 |
3498 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
17141 |
7169 |
643 |
443 |
238 |
254 |
117 |
0 |
| OW |
0 |
172 |
122 |
123 |
63 |
62 |
46 |
0 |
| VODI |
0 |
31 |
93 |
129 |
89 |
106 |
128 |
0 |
| ODI |
0 |
3 |
30 |
84 |
40 |
113 |
162 |
1 |
| CDI |
0 |
0 |
2 |
52 |
68 |
162 |
385 |
3 |
| VCDI |
0 |
0 |
0 |
27 |
62 |
352 |
5940 |
3504 |
|
Date: 2023-11-10:
| 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 |
16930 |
7264 |
580 |
380 |
179 |
160 |
95 |
0 |
| OW |
0 |
127 |
137 |
153 |
80 |
67 |
63 |
0 |
| VODI |
0 |
57 |
81 |
147 |
93 |
111 |
101 |
0 |
| ODI |
0 |
8 |
18 |
73 |
50 |
141 |
86 |
1 |
| CDI |
0 |
0 |
4 |
42 |
81 |
196 |
327 |
6 |
| VCDI |
0 |
0 |
0 |
8 |
52 |
402 |
6119 |
3740 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
16930 |
7169 |
575 |
391 |
209 |
197 |
140 |
0 |
| OW |
0 |
150 |
79 |
103 |
62 |
69 |
69 |
0 |
| VODI |
0 |
115 |
105 |
163 |
92 |
146 |
108 |
0 |
| ODI |
0 |
20 |
41 |
60 |
40 |
128 |
184 |
0 |
| CDI |
0 |
2 |
18 |
55 |
68 |
153 |
440 |
3 |
| VCDI |
0 |
0 |
2 |
31 |
64 |
384 |
5850 |
3744 |
|
Generated by /metno/routine/sms/V2/SIvalidation/SIwebPage.sh Fri 17 Nov 2023 02:36:15 AM UTC on arcval