Validation of sea ice concentration
Bulletin date: 2023-09-14
Model vs. observations, sea ice class contingency tables
Date: 2023-09-08:
| 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 |
104091 |
17447 |
3570 |
1282 |
180 |
7 |
15 |
8 |
| OW |
0 |
347 |
1047 |
1422 |
760 |
139 |
96 |
0 |
| VODI |
0 |
51 |
277 |
1382 |
1586 |
801 |
546 |
0 |
| ODI |
0 |
6 |
44 |
202 |
561 |
1625 |
4361 |
3 |
| CDI |
0 |
0 |
6 |
71 |
89 |
316 |
6435 |
4362 |
| VCDI |
0 |
0 |
0 |
0 |
13 |
63 |
2291 |
3118 |
|
...date precedes bulletin
|
Date: 2023-09-12:
| 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 |
104807 |
16510 |
4062 |
986 |
192 |
6 |
9 |
8 |
| OW |
0 |
708 |
1252 |
1515 |
569 |
44 |
24 |
0 |
| VODI |
0 |
10 |
243 |
1515 |
1863 |
1181 |
257 |
0 |
| ODI |
0 |
1 |
3 |
193 |
641 |
2209 |
4083 |
0 |
| CDI |
0 |
0 |
0 |
26 |
53 |
123 |
4629 |
3746 |
| VCDI |
0 |
0 |
0 |
10 |
16 |
20 |
3012 |
4094 |
|
...date precedes bulletin
|
Date: 2023-09-14:
| 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 |
104350 |
17618 |
2476 |
1057 |
200 |
7 |
6 |
8 |
| OW |
0 |
941 |
1038 |
1850 |
408 |
48 |
31 |
0 |
| VODI |
0 |
83 |
164 |
1656 |
1859 |
948 |
293 |
0 |
| ODI |
0 |
3 |
1 |
320 |
763 |
2062 |
4084 |
11 |
| CDI |
0 |
0 |
0 |
50 |
97 |
186 |
4243 |
3912 |
| VCDI |
0 |
0 |
0 |
8 |
12 |
28 |
3372 |
4427 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
104281 |
17577 |
2400 |
1115 |
199 |
7 |
7 |
0 |
| OW |
0 |
965 |
1055 |
1776 |
397 |
59 |
24 |
0 |
| VODI |
0 |
87 |
192 |
1648 |
1852 |
899 |
251 |
0 |
| ODI |
0 |
4 |
2 |
325 |
738 |
2025 |
4385 |
114 |
| CDI |
0 |
0 |
0 |
48 |
126 |
257 |
4041 |
3761 |
| VCDI |
0 |
0 |
0 |
20 |
17 |
29 |
3310 |
4475 |
|
Date: 2023-09-18:
| 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 |
104542 |
16355 |
3078 |
1545 |
241 |
3 |
13 |
1 |
| OW |
0 |
381 |
734 |
2018 |
371 |
31 |
25 |
0 |
| VODI |
0 |
14 |
136 |
1372 |
1209 |
450 |
78 |
0 |
| ODI |
0 |
0 |
0 |
561 |
1248 |
919 |
403 |
0 |
| CDI |
0 |
11 |
0 |
345 |
543 |
1484 |
5112 |
2739 |
| VCDI |
0 |
15 |
1 |
14 |
82 |
339 |
7027 |
5180 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
104476 |
16015 |
2666 |
1315 |
233 |
5 |
4 |
0 |
| OW |
0 |
697 |
1042 |
2397 |
544 |
116 |
26 |
0 |
| VODI |
0 |
21 |
208 |
1466 |
1472 |
999 |
173 |
0 |
| ODI |
0 |
2 |
2 |
466 |
1123 |
1732 |
2876 |
0 |
| CDI |
0 |
5 |
0 |
183 |
230 |
330 |
5168 |
2543 |
| VCDI |
0 |
21 |
1 |
17 |
83 |
42 |
4393 |
5376 |
|
Date: 2023-09-20:
| 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 |
103448 |
16926 |
3243 |
1614 |
283 |
7 |
14 |
1 |
| OW |
0 |
376 |
908 |
1553 |
592 |
107 |
2 |
0 |
| VODI |
0 |
17 |
112 |
607 |
1166 |
976 |
100 |
0 |
| ODI |
0 |
0 |
15 |
215 |
699 |
1454 |
325 |
0 |
| CDI |
0 |
0 |
0 |
93 |
327 |
1836 |
4331 |
1745 |
| VCDI |
0 |
0 |
0 |
17 |
107 |
739 |
8566 |
6099 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
103382 |
16581 |
2624 |
1330 |
276 |
6 |
3 |
0 |
| OW |
0 |
690 |
1395 |
1811 |
757 |
319 |
16 |
0 |
| VODI |
0 |
33 |
226 |
723 |
1381 |
1576 |
147 |
0 |
| ODI |
0 |
0 |
3 |
169 |
561 |
2288 |
1924 |
0 |
| CDI |
0 |
0 |
0 |
28 |
98 |
890 |
6056 |
2383 |
| VCDI |
0 |
0 |
0 |
29 |
90 |
39 |
5173 |
5461 |
|
Date: 2023-09-22:
| 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 |
101787 |
17896 |
3549 |
1449 |
378 |
42 |
14 |
1 |
| OW |
0 |
288 |
946 |
1372 |
809 |
124 |
8 |
0 |
| VODI |
0 |
1 |
145 |
647 |
1085 |
925 |
79 |
0 |
| ODI |
0 |
0 |
17 |
92 |
694 |
1290 |
349 |
0 |
| CDI |
0 |
0 |
0 |
69 |
410 |
2006 |
4167 |
645 |
| VCDI |
0 |
0 |
0 |
26 |
117 |
547 |
10330 |
6316 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
101721 |
17459 |
3080 |
1071 |
398 |
46 |
3 |
0 |
| OW |
0 |
692 |
1332 |
1787 |
982 |
338 |
7 |
0 |
| VODI |
0 |
21 |
209 |
601 |
1213 |
1598 |
177 |
0 |
| ODI |
0 |
0 |
6 |
107 |
589 |
1981 |
1469 |
0 |
| CDI |
0 |
0 |
0 |
39 |
185 |
896 |
7097 |
2307 |
| VCDI |
0 |
0 |
0 |
37 |
117 |
74 |
6175 |
4654 |
|
Generated by /metno/routine/sms/V3/SIconcentrationValidation5/SICchartWebPage5.sh to. 29. feb. 14:19:00 +0000 2024 on arcval