Validation of sea ice concentration
Bulletin date: 2023-09-21
Model vs. observations, sea ice class contingency tables
Date: 2023-09-15:
| 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 |
103437 |
17051 |
3585 |
964 |
293 |
8 |
11 |
3 |
| OW |
0 |
524 |
1325 |
1771 |
614 |
172 |
28 |
0 |
| VODI |
0 |
63 |
194 |
1171 |
1993 |
1326 |
277 |
0 |
| ODI |
0 |
2 |
1 |
230 |
804 |
2389 |
3586 |
0 |
| CDI |
0 |
0 |
0 |
46 |
114 |
234 |
4581 |
3623 |
| VCDI |
0 |
0 |
0 |
8 |
18 |
49 |
3538 |
4587 |
|
...date precedes bulletin
|
Date: 2023-09-19:
| 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 |
104016 |
17159 |
2874 |
1389 |
252 |
6 |
14 |
1 |
| OW |
0 |
413 |
840 |
1930 |
346 |
32 |
14 |
0 |
| VODI |
0 |
24 |
117 |
1322 |
1060 |
484 |
93 |
0 |
| ODI |
0 |
0 |
16 |
499 |
985 |
903 |
393 |
0 |
| CDI |
0 |
0 |
0 |
150 |
656 |
1538 |
4174 |
1719 |
| VCDI |
0 |
0 |
0 |
16 |
84 |
696 |
8362 |
6043 |
|
...date precedes bulletin
|
Date: 2023-09-21:
| 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 |
103487 |
16696 |
3442 |
1372 |
247 |
15 |
14 |
1 |
| OW |
0 |
338 |
1064 |
1464 |
570 |
114 |
3 |
0 |
| VODI |
0 |
5 |
122 |
733 |
1073 |
933 |
108 |
0 |
| ODI |
0 |
0 |
19 |
163 |
708 |
1352 |
348 |
0 |
| CDI |
0 |
0 |
0 |
108 |
370 |
1871 |
4235 |
1686 |
| VCDI |
0 |
0 |
0 |
20 |
111 |
736 |
8865 |
6227 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
103418 |
16757 |
3416 |
1407 |
229 |
13 |
3 |
0 |
| OW |
0 |
268 |
1055 |
1476 |
570 |
134 |
5 |
0 |
| VODI |
0 |
4 |
135 |
690 |
1085 |
909 |
116 |
0 |
| ODI |
0 |
0 |
9 |
162 |
677 |
1355 |
246 |
0 |
| CDI |
0 |
0 |
0 |
89 |
391 |
1947 |
3826 |
1334 |
| VCDI |
0 |
0 |
0 |
27 |
116 |
662 |
9358 |
6579 |
|
Date: 2023-09-25:
| 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 |
102504 |
15960 |
5213 |
926 |
213 |
75 |
6 |
8 |
| OW |
0 |
93 |
1287 |
632 |
405 |
97 |
4 |
1 |
| VODI |
0 |
0 |
370 |
657 |
860 |
719 |
49 |
1 |
| ODI |
0 |
0 |
21 |
213 |
785 |
1651 |
249 |
29 |
| CDI |
0 |
0 |
0 |
40 |
328 |
1585 |
1598 |
135 |
| VCDI |
0 |
0 |
0 |
0 |
22 |
314 |
11268 |
10302 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
102438 |
15857 |
5016 |
990 |
212 |
94 |
2 |
0 |
| OW |
0 |
183 |
1519 |
817 |
684 |
228 |
6 |
0 |
| VODI |
0 |
0 |
304 |
506 |
726 |
950 |
134 |
0 |
| ODI |
0 |
0 |
21 |
98 |
504 |
1143 |
492 |
40 |
| CDI |
0 |
0 |
0 |
55 |
449 |
1716 |
3841 |
161 |
| VCDI |
0 |
0 |
0 |
0 |
23 |
310 |
8688 |
10261 |
|
Date: 2023-09-27:
| 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 |
101635 |
17212 |
3611 |
1150 |
138 |
45 |
11 |
8 |
| OW |
0 |
236 |
1128 |
1069 |
203 |
63 |
17 |
0 |
| VODI |
0 |
0 |
272 |
1194 |
673 |
463 |
64 |
0 |
| ODI |
0 |
0 |
21 |
408 |
965 |
1022 |
253 |
1 |
| CDI |
0 |
0 |
0 |
26 |
430 |
1238 |
2432 |
12 |
| VCDI |
0 |
0 |
0 |
3 |
159 |
420 |
9327 |
12711 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
101569 |
17045 |
3581 |
1310 |
154 |
67 |
4 |
0 |
| OW |
0 |
388 |
1133 |
1351 |
305 |
124 |
11 |
0 |
| VODI |
0 |
0 |
259 |
926 |
640 |
640 |
148 |
0 |
| ODI |
0 |
0 |
29 |
197 |
611 |
911 |
469 |
0 |
| CDI |
0 |
0 |
1 |
62 |
652 |
1034 |
4361 |
374 |
| VCDI |
0 |
0 |
0 |
3 |
190 |
471 |
7099 |
12349 |
|
Date: 2023-09-29:
| 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 |
102410 |
17172 |
2754 |
1053 |
111 |
27 |
14 |
8 |
| OW |
0 |
534 |
897 |
1045 |
206 |
67 |
35 |
0 |
| VODI |
0 |
62 |
420 |
967 |
515 |
322 |
72 |
0 |
| ODI |
0 |
16 |
69 |
415 |
729 |
647 |
194 |
1 |
| CDI |
0 |
3 |
27 |
172 |
503 |
1016 |
1486 |
0 |
| VCDI |
0 |
0 |
0 |
13 |
289 |
623 |
10356 |
13370 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
102344 |
16764 |
2510 |
1026 |
157 |
58 |
7 |
0 |
| OW |
0 |
834 |
1032 |
760 |
149 |
99 |
32 |
0 |
| VODI |
0 |
127 |
501 |
1200 |
563 |
328 |
86 |
0 |
| ODI |
0 |
45 |
68 |
430 |
537 |
728 |
372 |
0 |
| CDI |
0 |
1 |
30 |
239 |
674 |
969 |
4342 |
531 |
| VCDI |
0 |
0 |
0 |
9 |
265 |
512 |
7300 |
12839 |
|
Generated by /metno/routine/sms/V3/SIconcentrationValidation5/SICchartWebPage5.sh to. 29. feb. 14:31:28 +0000 2024 on arcval