Validation of sea ice concentration

Bulletin date: 2015-01-01

Model vs. observations, sea ice class contingency tables

Date: 2014-12-26:

Best estimate Forecast
...observations not yet available ...observations not yet available

Date: 2014-12-30:

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 13424 5747 933 256 102 68 49 0
OW 0 102 178 87 35 59 29 0
VODI 0 39 104 123 49 69 66 0
ODI 0 16 66 120 81 69 78 0
CDI 0 22 33 57 81 116 209 4
VCDI 0 31 40 74 176 900 8481 4894
...date precedes bulletin

Date: 2015-01-01:

Best estimate Forecast
...observations not yet available ...observations not yet available

Date: 2015-01-05:

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 13458 5907 812 301 57 14 19 0
OW 0 250 162 141 57 35 10 0
VODI 0 89 144 213 102 57 22 0
ODI 0 43 159 198 173 80 51 0
CDI 0 12 84 186 306 236 246 0
VCDI 0 1 18 67 294 679 7916 4468
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 13458 5699 614 182 28 22 33 0
OW 0 263 139 100 25 13 8 0
VODI 0 189 184 165 59 32 22 0
ODI 0 92 142 168 98 51 25 0
CDI 0 35 102 199 167 132 144 0
VCDI 0 24 198 292 612 851 8032 4468

Date: 2015-01-07:

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 13850 5760 643 207 38 10 14 0
OW 0 256 149 159 50 21 11 0
VODI 0 205 112 196 95 30 29 0
ODI 0 65 88 141 145 70 46 0
CDI 0 39 146 161 214 139 145 31
VCDI 0 3 56 138 278 635 7878 4814
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 13850 5601 399 94 11 13 25 0
OW 0 243 167 109 16 4 8 0
VODI 0 228 152 196 61 10 16 0
ODI 0 111 97 144 107 48 52 0
CDI 0 79 136 159 166 112 168 4
VCDI 0 66 243 300 459 718 7854 4841

Date: 2015-01-09:

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 14386 5714 360 69 18 6 19 1
OW 0 246 232 133 30 11 10 0
VODI 0 156 278 167 83 41 22 0
ODI 0 65 122 129 144 93 63 0
CDI 0 40 116 124 167 205 235 6
VCDI 0 10 87 130 207 547 7639 4956
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 14386 5303 255 75 27 10 28 1
OW 0 273 141 87 22 9 5 0
VODI 0 246 201 125 104 39 19 0
ODI 0 136 108 71 78 72 78 3
CDI 0 111 123 105 114 167 236 12
VCDI 0 162 367 289 304 606 7622 4947


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