Validation of sea ice concentration - American sector
Bulletin date: 2025-02-20
Data source: OSI SAF N.H. multi-product sea ice concentration
Model vs. observations, sea ice class contingency tables
Date: 2025-02-14:
| 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 |
8432 |
2354 |
14 |
2 |
0 |
0 |
0 |
0 |
| OW |
0 |
237 |
84 |
155 |
1 |
0 |
0 |
0 |
| VODI |
0 |
39 |
20 |
223 |
93 |
0 |
0 |
0 |
| ODI |
0 |
4 |
1 |
67 |
146 |
18 |
0 |
0 |
| CDI |
0 |
2 |
1 |
25 |
214 |
238 |
7 |
26 |
| VCDI |
0 |
0 |
0 |
55 |
170 |
3454 |
10507 |
34642 |
|
...date precedes bulletin
|
Date: 2025-02-16:
| 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 |
7579 |
2751 |
77 |
66 |
7 |
0 |
0 |
0 |
| OW |
0 |
123 |
78 |
205 |
37 |
0 |
0 |
0 |
| VODI |
0 |
4 |
9 |
178 |
149 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
46 |
255 |
4 |
0 |
0 |
| CDI |
0 |
0 |
0 |
1 |
248 |
69 |
23 |
47 |
| VCDI |
0 |
0 |
0 |
0 |
391 |
3628 |
8992 |
36264 |
|
...date precedes bulletin
|
Date: 2025-02-18:
| 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 |
7154 |
2803 |
65 |
51 |
4 |
0 |
0 |
0 |
| OW |
0 |
110 |
85 |
178 |
5 |
0 |
0 |
0 |
| VODI |
0 |
16 |
9 |
257 |
166 |
0 |
0 |
0 |
| ODI |
0 |
0 |
0 |
22 |
305 |
29 |
0 |
0 |
| CDI |
0 |
0 |
0 |
2 |
253 |
165 |
76 |
18 |
| VCDI |
0 |
0 |
0 |
0 |
327 |
3829 |
6835 |
38467 |
|
...date precedes bulletin
|
Date: 2025-02-20:
| 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 |
6903 |
2600 |
55 |
31 |
0 |
0 |
0 |
0 |
| OW |
0 |
171 |
75 |
249 |
17 |
0 |
0 |
0 |
| VODI |
0 |
28 |
12 |
216 |
254 |
2 |
0 |
0 |
| ODI |
0 |
1 |
1 |
18 |
254 |
65 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
216 |
324 |
59 |
11 |
| VCDI |
0 |
0 |
0 |
0 |
505 |
4109 |
7057 |
37998 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
6903 |
2605 |
62 |
56 |
0 |
0 |
0 |
0 |
| OW |
0 |
170 |
63 |
237 |
38 |
0 |
0 |
0 |
| VODI |
0 |
23 |
17 |
192 |
238 |
7 |
0 |
0 |
| ODI |
0 |
2 |
1 |
28 |
241 |
64 |
0 |
0 |
| CDI |
0 |
0 |
0 |
1 |
230 |
329 |
58 |
12 |
| VCDI |
0 |
0 |
0 |
0 |
499 |
4100 |
7058 |
37997 |
|
Date: 2025-02-22:
| 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 |
6819 |
2559 |
22 |
25 |
0 |
0 |
0 |
0 |
| OW |
0 |
240 |
104 |
197 |
6 |
0 |
0 |
0 |
| VODI |
0 |
31 |
17 |
225 |
205 |
16 |
0 |
0 |
| ODI |
0 |
0 |
0 |
10 |
231 |
107 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
164 |
388 |
9 |
6 |
| VCDI |
0 |
0 |
0 |
0 |
266 |
4077 |
8980 |
36527 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
6819 |
2580 |
50 |
55 |
0 |
0 |
0 |
0 |
| OW |
0 |
223 |
76 |
198 |
18 |
0 |
0 |
0 |
| VODI |
0 |
27 |
17 |
193 |
205 |
18 |
0 |
0 |
| ODI |
0 |
0 |
0 |
11 |
207 |
97 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
169 |
379 |
10 |
8 |
| VCDI |
0 |
0 |
0 |
0 |
273 |
4094 |
8979 |
36525 |
|
Date: 2025-02-24:
| 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 |
6677 |
2687 |
26 |
48 |
7 |
0 |
0 |
0 |
| OW |
0 |
152 |
112 |
128 |
17 |
0 |
0 |
0 |
| VODI |
0 |
2 |
4 |
312 |
180 |
2 |
0 |
0 |
| ODI |
0 |
0 |
0 |
1 |
253 |
114 |
3 |
2 |
| CDI |
0 |
0 |
0 |
0 |
129 |
672 |
46 |
83 |
| VCDI |
0 |
0 |
0 |
0 |
111 |
3348 |
8456 |
37659 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
6677 |
2634 |
39 |
73 |
4 |
0 |
0 |
0 |
| OW |
0 |
182 |
81 |
142 |
37 |
0 |
0 |
0 |
| VODI |
0 |
25 |
22 |
236 |
127 |
20 |
0 |
0 |
| ODI |
0 |
0 |
0 |
38 |
168 |
74 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
196 |
356 |
47 |
49 |
| VCDI |
0 |
0 |
0 |
0 |
165 |
3686 |
8458 |
37695 |
|
Date: 2025-02-26:
| 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 |
6585 |
2681 |
36 |
43 |
14 |
0 |
0 |
0 |
| OW |
0 |
109 |
103 |
203 |
23 |
0 |
0 |
0 |
| VODI |
0 |
5 |
7 |
194 |
254 |
7 |
0 |
0 |
| ODI |
0 |
0 |
0 |
3 |
157 |
175 |
0 |
0 |
| CDI |
0 |
0 |
0 |
0 |
110 |
521 |
56 |
4 |
| VCDI |
0 |
0 |
0 |
0 |
149 |
3086 |
7975 |
38731 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
6585 |
2667 |
63 |
94 |
13 |
0 |
0 |
0 |
| OW |
0 |
98 |
69 |
170 |
79 |
0 |
0 |
0 |
| VODI |
0 |
29 |
12 |
155 |
164 |
69 |
0 |
0 |
| ODI |
0 |
1 |
2 |
23 |
126 |
158 |
12 |
0 |
| CDI |
0 |
0 |
0 |
1 |
140 |
348 |
87 |
9 |
| VCDI |
0 |
0 |
0 |
0 |
185 |
3214 |
7932 |
38726 |
|
Date: 2025-02-28:
| 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 |
6416 |
2738 |
48 |
51 |
9 |
0 |
0 |
0 |
| OW |
0 |
116 |
94 |
246 |
26 |
0 |
0 |
0 |
| VODI |
0 |
4 |
6 |
158 |
261 |
3 |
0 |
0 |
| ODI |
0 |
0 |
0 |
6 |
150 |
201 |
0 |
0 |
| CDI |
0 |
0 |
0 |
6 |
81 |
465 |
97 |
27 |
| VCDI |
0 |
0 |
0 |
17 |
164 |
2730 |
9149 |
37962 |
|
|
observations |
|
Ice free |
Ice free
near MIZ |
OW |
VODI |
ODI |
CDI |
VCDI
near MIZ |
VCDI |
m
o
d
e
l |
Ice free |
6416 |
2736 |
90 |
91 |
10 |
0 |
0 |
0 |
| OW |
0 |
92 |
42 |
206 |
77 |
0 |
0 |
0 |
| VODI |
0 |
30 |
13 |
135 |
202 |
99 |
0 |
0 |
| ODI |
0 |
0 |
3 |
27 |
131 |
165 |
21 |
0 |
| CDI |
0 |
0 |
0 |
2 |
108 |
402 |
139 |
5 |
| VCDI |
0 |
0 |
0 |
23 |
163 |
2733 |
9086 |
37984 |
|
Generated by /metno/routine/sms/V3/SIconcentrationValidation5/SICmultiWebPage5sector.sh Fri Mar 7 02:20:59 UTC 2025 on arcval2