Validation of sea ice concentration - American sector
Bulletin date: 2022-06-09
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2022-06-03:
| 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 |
0 |
388 |
24 |
616 |
271 |
5 |
0 |
0 |
| OW |
0 |
86 |
9 |
542 |
817 |
7 |
0 |
0 |
| VODI |
0 |
39 |
5 |
267 |
830 |
32 |
0 |
0 |
| ODI |
0 |
37 |
2 |
161 |
621 |
169 |
12 |
0 |
| CDI |
0 |
117 |
16 |
304 |
1516 |
1699 |
255 |
13 |
| VCDI |
0 |
49 |
7 |
125 |
747 |
8357 |
16600 |
11121 |
|
...date precedes bulletin
|
Date: 2022-06-05:
| 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 |
0 |
592 |
66 |
1034 |
426 |
1 |
0 |
0 |
| OW |
0 |
96 |
7 |
481 |
656 |
6 |
0 |
0 |
| VODI |
0 |
78 |
11 |
248 |
520 |
74 |
1 |
0 |
| ODI |
0 |
70 |
8 |
150 |
588 |
230 |
12 |
0 |
| CDI |
0 |
168 |
20 |
353 |
1369 |
2230 |
583 |
0 |
| VCDI |
0 |
54 |
6 |
95 |
617 |
6299 |
17224 |
11493 |
|
...date precedes bulletin
|
Date: 2022-06-07:
| 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 |
0 |
1000 |
51 |
1143 |
476 |
2 |
0 |
0 |
| OW |
0 |
237 |
21 |
468 |
398 |
3 |
0 |
0 |
| VODI |
0 |
100 |
11 |
340 |
644 |
7 |
0 |
0 |
| ODI |
0 |
113 |
8 |
206 |
918 |
148 |
0 |
0 |
| CDI |
0 |
156 |
20 |
217 |
1940 |
1983 |
212 |
2 |
| VCDI |
0 |
7 |
3 |
44 |
510 |
4851 |
15900 |
13727 |
|
...date precedes bulletin
|
Date: 2022-06-09:
| 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 |
0 |
1626 |
101 |
1176 |
397 |
0 |
0 |
0 |
| OW |
0 |
186 |
21 |
570 |
414 |
1 |
0 |
0 |
| VODI |
0 |
122 |
7 |
227 |
679 |
5 |
0 |
0 |
| ODI |
0 |
101 |
1 |
137 |
869 |
162 |
0 |
0 |
| CDI |
0 |
154 |
14 |
192 |
1120 |
1875 |
269 |
6 |
| VCDI |
0 |
52 |
15 |
78 |
559 |
4981 |
16537 |
13212 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
1636 |
104 |
1340 |
571 |
0 |
0 |
0 |
| OW |
0 |
160 |
19 |
361 |
275 |
1 |
0 |
0 |
| VODI |
0 |
123 |
5 |
270 |
672 |
0 |
0 |
0 |
| ODI |
0 |
114 |
2 |
143 |
805 |
164 |
1 |
0 |
| CDI |
0 |
158 |
15 |
193 |
1126 |
1826 |
246 |
7 |
| VCDI |
0 |
50 |
14 |
73 |
589 |
5033 |
16559 |
13211 |
|
Date: 2022-06-11:
| 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 |
0 |
2219 |
135 |
1265 |
396 |
2 |
0 |
0 |
| OW |
0 |
136 |
11 |
422 |
398 |
1 |
0 |
0 |
| VODI |
0 |
109 |
2 |
174 |
699 |
74 |
0 |
0 |
| ODI |
0 |
93 |
4 |
115 |
646 |
392 |
0 |
0 |
| CDI |
0 |
131 |
11 |
187 |
977 |
1728 |
415 |
16 |
| VCDI |
0 |
99 |
15 |
99 |
642 |
5558 |
18324 |
10371 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
2216 |
134 |
1336 |
506 |
1 |
0 |
0 |
| OW |
0 |
120 |
11 |
311 |
351 |
2 |
0 |
0 |
| VODI |
0 |
126 |
3 |
214 |
649 |
77 |
0 |
0 |
| ODI |
0 |
95 |
4 |
111 |
588 |
375 |
0 |
0 |
| CDI |
0 |
127 |
12 |
194 |
952 |
1627 |
362 |
14 |
| VCDI |
0 |
103 |
14 |
96 |
712 |
5673 |
18377 |
10373 |
|
Date: 2022-06-13:
| 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 |
0 |
2619 |
127 |
1400 |
211 |
3 |
0 |
0 |
| OW |
0 |
167 |
18 |
425 |
214 |
0 |
0 |
0 |
| VODI |
0 |
86 |
6 |
340 |
735 |
1 |
0 |
0 |
| ODI |
0 |
68 |
8 |
114 |
1478 |
307 |
0 |
0 |
| CDI |
0 |
111 |
20 |
151 |
960 |
2174 |
84 |
4 |
| VCDI |
0 |
10 |
4 |
141 |
652 |
4714 |
16932 |
11582 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
2500 |
123 |
1510 |
387 |
2 |
0 |
0 |
| OW |
0 |
118 |
17 |
361 |
370 |
1 |
0 |
0 |
| VODI |
0 |
110 |
7 |
178 |
711 |
32 |
0 |
0 |
| ODI |
0 |
84 |
3 |
115 |
681 |
247 |
1 |
0 |
| CDI |
0 |
134 |
17 |
208 |
1225 |
1446 |
558 |
37 |
| VCDI |
0 |
115 |
16 |
199 |
876 |
5471 |
16457 |
11549 |
|
Date: 2022-06-15:
| 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 |
0 |
3232 |
160 |
1311 |
178 |
0 |
0 |
0 |
| OW |
0 |
207 |
19 |
435 |
338 |
0 |
0 |
0 |
| VODI |
0 |
99 |
2 |
258 |
960 |
16 |
0 |
0 |
| ODI |
0 |
99 |
6 |
116 |
1417 |
356 |
2 |
0 |
| CDI |
0 |
106 |
13 |
203 |
1521 |
1290 |
196 |
8 |
| VCDI |
0 |
58 |
8 |
135 |
899 |
6600 |
16512 |
9106 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
0 |
3001 |
153 |
1365 |
407 |
0 |
0 |
0 |
| OW |
0 |
147 |
16 |
271 |
361 |
0 |
0 |
0 |
| VODI |
0 |
154 |
8 |
218 |
763 |
9 |
0 |
0 |
| ODI |
0 |
129 |
2 |
177 |
715 |
151 |
3 |
0 |
| CDI |
0 |
220 |
15 |
234 |
1779 |
1263 |
505 |
26 |
| VCDI |
0 |
150 |
14 |
193 |
1288 |
6839 |
16202 |
9088 |
|
Date: 2022-06-17:
| 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 |
202 |
3962 |
110 |
1118 |
114 |
2 |
0 |
0 |
| OW |
0 |
157 |
15 |
613 |
428 |
13 |
0 |
0 |
| VODI |
0 |
90 |
10 |
227 |
931 |
206 |
2 |
0 |
| ODI |
0 |
85 |
4 |
113 |
957 |
689 |
30 |
0 |
| CDI |
0 |
104 |
11 |
136 |
885 |
1067 |
185 |
0 |
| VCDI |
0 |
53 |
11 |
189 |
1299 |
4936 |
18865 |
8047 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
202 |
3692 |
99 |
1192 |
221 |
2 |
0 |
0 |
| OW |
0 |
182 |
21 |
427 |
372 |
9 |
0 |
0 |
| VODI |
0 |
132 |
7 |
280 |
670 |
86 |
2 |
0 |
| ODI |
0 |
104 |
1 |
115 |
571 |
438 |
22 |
0 |
| CDI |
0 |
234 |
18 |
181 |
1431 |
1673 |
673 |
4 |
| VCDI |
0 |
107 |
15 |
201 |
1349 |
4705 |
18385 |
8043 |
|
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