Validation of sea ice concentration - Full domain
Bulletin date: 2020-08-20
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-08-14:
| 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 |
123577 |
16780 |
147 |
571 |
66 |
0 |
0 |
0 |
| OW |
0 |
1765 |
179 |
1584 |
136 |
0 |
0 |
0 |
| VODI |
0 |
492 |
123 |
4609 |
2463 |
11 |
0 |
0 |
| ODI |
0 |
62 |
5 |
946 |
8588 |
2274 |
423 |
0 |
| CDI |
0 |
0 |
0 |
15 |
1472 |
9581 |
5968 |
164 |
| VCDI |
0 |
0 |
0 |
7 |
6 |
991 |
3559 |
484 |
|
...date precedes bulletin
|
Date: 2020-08-16:
| 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 |
123553 |
17688 |
116 |
416 |
41 |
0 |
0 |
0 |
| OW |
0 |
3041 |
166 |
1100 |
92 |
0 |
0 |
0 |
| VODI |
0 |
1107 |
163 |
4382 |
1975 |
42 |
0 |
0 |
| ODI |
0 |
48 |
13 |
1099 |
7863 |
2785 |
418 |
6 |
| CDI |
0 |
0 |
0 |
33 |
1273 |
9129 |
4669 |
1239 |
| VCDI |
0 |
0 |
0 |
4 |
1 |
394 |
3573 |
619 |
|
...date precedes bulletin
|
Date: 2020-08-18:
| 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 |
126058 |
17521 |
129 |
426 |
21 |
0 |
0 |
0 |
| OW |
10 |
2371 |
143 |
813 |
51 |
0 |
0 |
0 |
| VODI |
0 |
907 |
115 |
5006 |
1169 |
1 |
0 |
0 |
| ODI |
0 |
18 |
6 |
609 |
8010 |
685 |
0 |
0 |
| CDI |
0 |
0 |
0 |
29 |
1252 |
10159 |
1241 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
1567 |
7183 |
1548 |
|
...date precedes bulletin
|
Date: 2020-08-20:
| 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 |
127919 |
16480 |
112 |
345 |
29 |
0 |
0 |
0 |
| OW |
167 |
2566 |
135 |
790 |
85 |
0 |
0 |
0 |
| VODI |
0 |
936 |
139 |
4436 |
1635 |
32 |
0 |
0 |
| ODI |
0 |
0 |
3 |
696 |
6715 |
1261 |
10 |
0 |
| CDI |
0 |
0 |
0 |
31 |
1289 |
9208 |
2500 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
26 |
1643 |
7005 |
855 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
127983 |
17110 |
131 |
478 |
41 |
0 |
0 |
0 |
| OW |
103 |
2023 |
126 |
901 |
92 |
0 |
0 |
0 |
| VODI |
0 |
844 |
126 |
4014 |
2021 |
18 |
0 |
0 |
| ODI |
0 |
5 |
6 |
872 |
6230 |
1377 |
51 |
0 |
| CDI |
0 |
0 |
0 |
33 |
1381 |
8722 |
2187 |
48 |
| VCDI |
0 |
0 |
0 |
0 |
14 |
2027 |
7277 |
807 |
|
Date: 2020-08-22:
| 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 |
128846 |
16162 |
93 |
288 |
27 |
0 |
0 |
0 |
| OW |
224 |
2951 |
135 |
774 |
119 |
0 |
0 |
0 |
| VODI |
0 |
914 |
139 |
4135 |
1842 |
40 |
0 |
0 |
| ODI |
0 |
9 |
6 |
741 |
6324 |
1051 |
0 |
0 |
| CDI |
0 |
0 |
0 |
44 |
1850 |
9753 |
1907 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
4265 |
4409 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
128960 |
16967 |
104 |
424 |
39 |
0 |
0 |
0 |
| OW |
110 |
2164 |
138 |
974 |
133 |
1 |
0 |
0 |
| VODI |
0 |
888 |
125 |
3705 |
2081 |
34 |
0 |
0 |
| ODI |
0 |
17 |
6 |
828 |
6015 |
1214 |
0 |
0 |
| CDI |
0 |
0 |
0 |
51 |
1894 |
9174 |
1680 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
4686 |
4636 |
0 |
|
Date: 2020-08-24:
| 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 |
130402 |
17363 |
90 |
278 |
19 |
0 |
0 |
0 |
| OW |
36 |
2147 |
195 |
873 |
62 |
0 |
0 |
0 |
| VODI |
0 |
284 |
120 |
3974 |
768 |
1 |
0 |
0 |
| ODI |
0 |
0 |
0 |
312 |
7279 |
479 |
0 |
0 |
| CDI |
0 |
0 |
0 |
17 |
897 |
12446 |
772 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
1 |
2480 |
5753 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
130180 |
16292 |
80 |
445 |
70 |
0 |
0 |
0 |
| OW |
252 |
2394 |
154 |
918 |
166 |
0 |
0 |
0 |
| VODI |
6 |
1093 |
163 |
3287 |
2223 |
125 |
0 |
0 |
| ODI |
0 |
15 |
8 |
759 |
4908 |
1999 |
2 |
0 |
| CDI |
0 |
0 |
0 |
44 |
1649 |
9476 |
1183 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
10 |
3806 |
5340 |
0 |
|
Date: 2020-08-26:
| 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 |
130812 |
17839 |
140 |
414 |
16 |
0 |
0 |
0 |
| OW |
5 |
1755 |
168 |
1326 |
126 |
0 |
0 |
0 |
| VODI |
0 |
215 |
89 |
2929 |
1683 |
4 |
0 |
0 |
| ODI |
0 |
1 |
1 |
494 |
6245 |
782 |
0 |
0 |
| CDI |
0 |
0 |
0 |
13 |
983 |
10408 |
2900 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
0 |
2687 |
4200 |
813 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
130496 |
16148 |
97 |
541 |
34 |
0 |
0 |
0 |
| OW |
225 |
2582 |
133 |
1091 |
287 |
0 |
0 |
0 |
| VODI |
96 |
1029 |
148 |
2641 |
2835 |
175 |
0 |
0 |
| ODI |
0 |
49 |
19 |
837 |
4294 |
1881 |
392 |
0 |
| CDI |
0 |
2 |
1 |
64 |
1597 |
7873 |
2851 |
0 |
| VCDI |
0 |
0 |
0 |
2 |
6 |
3952 |
3857 |
813 |
|
Date: 2020-08-28:
| 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 |
130288 |
18839 |
140 |
507 |
38 |
0 |
0 |
0 |
| OW |
2 |
1667 |
188 |
1410 |
324 |
15 |
0 |
0 |
| VODI |
0 |
170 |
74 |
2394 |
1739 |
437 |
3 |
0 |
| ODI |
0 |
0 |
2 |
355 |
3589 |
2997 |
217 |
0 |
| CDI |
0 |
0 |
0 |
18 |
1369 |
8891 |
3709 |
0 |
| VCDI |
0 |
0 |
0 |
0 |
9 |
6060 |
1597 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
130004 |
17003 |
102 |
469 |
62 |
8 |
0 |
0 |
| OW |
205 |
2608 |
143 |
1178 |
348 |
100 |
0 |
0 |
| VODI |
81 |
980 |
128 |
2251 |
2299 |
1032 |
159 |
0 |
| ODI |
0 |
83 |
27 |
718 |
2422 |
3075 |
871 |
0 |
| CDI |
0 |
2 |
4 |
62 |
1855 |
7207 |
3148 |
0 |
| VCDI |
0 |
0 |
0 |
6 |
82 |
6978 |
1348 |
0 |
|
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