Validation of sea ice concentration - American sector
Bulletin date: 2020-07-02
Data source: OSI SAF N.H. sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2020-06-26:
| 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 |
288 |
6315 |
169 |
1519 |
152 |
25 |
0 |
0 |
| OW |
4 |
108 |
57 |
795 |
505 |
20 |
1 |
0 |
| VODI |
0 |
8 |
7 |
486 |
1692 |
95 |
8 |
0 |
| ODI |
0 |
3 |
1 |
98 |
2000 |
1329 |
19 |
0 |
| CDI |
0 |
8 |
0 |
91 |
952 |
7110 |
199 |
0 |
| VCDI |
0 |
1 |
0 |
32 |
1528 |
8510 |
7765 |
3966 |
|
...date precedes bulletin
|
Date: 2020-06-28:
| 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 |
290 |
6730 |
201 |
1556 |
204 |
22 |
0 |
0 |
| OW |
0 |
168 |
51 |
881 |
704 |
22 |
0 |
0 |
| VODI |
0 |
18 |
11 |
374 |
1977 |
225 |
1 |
0 |
| ODI |
0 |
8 |
2 |
126 |
2146 |
1113 |
26 |
0 |
| CDI |
0 |
145 |
1 |
139 |
1144 |
7267 |
340 |
0 |
| VCDI |
0 |
2 |
0 |
2 |
1591 |
7980 |
7682 |
2717 |
|
...date precedes bulletin
|
Date: 2020-06-30:
| 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 |
582 |
6905 |
207 |
1394 |
242 |
24 |
0 |
0 |
| OW |
0 |
128 |
46 |
1028 |
269 |
11 |
0 |
0 |
| VODI |
0 |
23 |
7 |
793 |
2166 |
50 |
3 |
0 |
| ODI |
0 |
0 |
0 |
109 |
3205 |
515 |
10 |
0 |
| CDI |
0 |
0 |
0 |
32 |
1525 |
9543 |
32 |
0 |
| VCDI |
0 |
20 |
0 |
14 |
1659 |
11267 |
3197 |
860 |
|
...date precedes bulletin
|
Date: 2020-07-02:
| 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 |
1031 |
7286 |
180 |
1352 |
182 |
13 |
0 |
0 |
| OW |
0 |
279 |
59 |
936 |
707 |
13 |
0 |
0 |
| VODI |
0 |
28 |
16 |
680 |
2601 |
129 |
0 |
0 |
| ODI |
0 |
7 |
0 |
130 |
2131 |
460 |
5 |
0 |
| CDI |
0 |
6 |
0 |
53 |
1302 |
10134 |
183 |
0 |
| VCDI |
0 |
32 |
0 |
20 |
542 |
14714 |
655 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1031 |
7355 |
187 |
1512 |
281 |
17 |
0 |
0 |
| OW |
0 |
200 |
51 |
775 |
619 |
14 |
0 |
0 |
| VODI |
0 |
34 |
16 |
673 |
2508 |
80 |
0 |
0 |
| ODI |
0 |
11 |
1 |
139 |
2093 |
523 |
3 |
0 |
| CDI |
0 |
6 |
0 |
52 |
1393 |
10101 |
183 |
0 |
| VCDI |
0 |
32 |
0 |
20 |
571 |
14728 |
657 |
0 |
|
Date: 2020-07-04:
| 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 |
1229 |
7971 |
198 |
1391 |
286 |
7 |
0 |
0 |
| OW |
1 |
288 |
59 |
1158 |
1426 |
13 |
0 |
0 |
| VODI |
0 |
38 |
21 |
733 |
1483 |
66 |
0 |
0 |
| ODI |
0 |
5 |
4 |
178 |
2138 |
124 |
1 |
0 |
| CDI |
0 |
0 |
1 |
63 |
1908 |
9541 |
157 |
0 |
| VCDI |
0 |
30 |
0 |
25 |
1093 |
13889 |
341 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
1229 |
7997 |
202 |
1559 |
474 |
5 |
0 |
0 |
| OW |
1 |
251 |
55 |
918 |
841 |
17 |
0 |
0 |
| VODI |
0 |
46 |
21 |
788 |
1842 |
83 |
0 |
0 |
| ODI |
0 |
7 |
3 |
186 |
2097 |
137 |
0 |
0 |
| CDI |
0 |
1 |
2 |
68 |
1979 |
9459 |
204 |
0 |
| VCDI |
0 |
30 |
0 |
29 |
1101 |
13939 |
295 |
0 |
|
Date: 2020-07-06:
| 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 |
2449 |
7620 |
182 |
1274 |
259 |
17 |
0 |
0 |
| OW |
9 |
184 |
41 |
993 |
276 |
15 |
0 |
0 |
| VODI |
0 |
113 |
10 |
1284 |
1645 |
29 |
0 |
0 |
| ODI |
0 |
80 |
1 |
130 |
3305 |
242 |
0 |
0 |
| CDI |
0 |
5 |
0 |
1 |
676 |
10888 |
167 |
0 |
| VCDI |
0 |
0 |
0 |
1 |
39 |
13041 |
890 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
2426 |
7570 |
178 |
1656 |
622 |
34 |
0 |
0 |
| OW |
32 |
212 |
41 |
1077 |
1066 |
43 |
0 |
0 |
| VODI |
0 |
90 |
13 |
724 |
1294 |
55 |
0 |
0 |
| ODI |
0 |
77 |
1 |
162 |
1945 |
180 |
0 |
0 |
| CDI |
0 |
52 |
1 |
63 |
1231 |
10305 |
154 |
0 |
| VCDI |
0 |
1 |
0 |
1 |
42 |
13615 |
903 |
0 |
|
Date: 2020-07-08:
| 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 |
3376 |
7581 |
176 |
1320 |
193 |
31 |
0 |
0 |
| OW |
0 |
277 |
48 |
1843 |
210 |
29 |
0 |
0 |
| VODI |
0 |
129 |
25 |
1042 |
1327 |
39 |
0 |
0 |
| ODI |
0 |
4 |
0 |
74 |
2699 |
480 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
647 |
10816 |
269 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
23 |
12317 |
887 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
3373 |
7557 |
178 |
2207 |
457 |
79 |
0 |
0 |
| OW |
3 |
244 |
40 |
1036 |
410 |
54 |
0 |
0 |
| VODI |
0 |
95 |
21 |
787 |
1184 |
29 |
0 |
0 |
| ODI |
0 |
58 |
9 |
217 |
1818 |
284 |
0 |
0 |
| CDI |
0 |
37 |
1 |
32 |
1164 |
10238 |
256 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
66 |
13028 |
900 |
0 |
|
Date: 2020-07-10:
| 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 |
4114 |
7435 |
178 |
1347 |
384 |
42 |
0 |
0 |
| OW |
0 |
398 |
78 |
1537 |
408 |
32 |
0 |
0 |
| VODI |
0 |
81 |
16 |
759 |
1489 |
46 |
0 |
0 |
| ODI |
0 |
0 |
0 |
40 |
1994 |
1308 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
467 |
10926 |
147 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
88 |
10660 |
1888 |
0 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
4114 |
7497 |
201 |
2136 |
697 |
97 |
0 |
0 |
| OW |
0 |
322 |
45 |
685 |
455 |
26 |
0 |
0 |
| VODI |
0 |
61 |
21 |
672 |
1192 |
20 |
0 |
0 |
| ODI |
0 |
33 |
5 |
181 |
1598 |
928 |
0 |
0 |
| CDI |
0 |
1 |
0 |
9 |
761 |
10420 |
133 |
0 |
| VCDI |
0 |
0 |
0 |
4 |
127 |
11523 |
1902 |
0 |
|
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