Description of algorithm
Full domain
American sector
European sector
  Ice concntr, edge pos
  Contingency tables
Asian sector
GODAE regions

Validation of sea ice concentration - European sector

Bulletin date: 2019-11-07

Data source: OSI SAF N.H. sea ice concentration

Model vs. observations, sea ice class contingency tables

Date: 2019-11-01:

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 89051 7370 69 262 208 94 1 0
OW 4 93 13 134 89 17 2 0
VODI 0 27 8 127 95 38 3 0
ODI 0 0 1 49 113 54 0 0
CDI 0 0 0 15 134 148 2 0
VCDI 0 0 0 2 151 2548 7284 894
...date precedes bulletin

Date: 2019-11-03:

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 88890 7492 52 211 106 92 36 0
OW 6 129 20 143 56 38 6 0
VODI 0 44 16 145 94 33 0 0
ODI 0 7 4 73 105 44 0 0
CDI 0 1 2 30 154 84 0 0
VCDI 0 0 0 10 164 3182 6840 791
...date precedes bulletin

Date: 2019-11-05:

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 88174 8025 56 255 72 71 27 0
OW 9 102 20 161 90 52 8 0
VODI 0 21 15 143 127 39 14 0
ODI 0 2 0 65 168 66 3 0
CDI 0 3 1 33 178 109 0 0
VCDI 0 0 1 1 171 2541 7127 1150
...date precedes bulletin

Date: 2019-11-07:

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 87050 8795 69 286 144 59 25 0
OW 10 102 20 139 128 37 20 0
VODI 0 35 8 127 182 35 27 0
ODI 0 8 6 57 179 65 33 0
CDI 0 0 1 41 199 122 34 0
VCDI 0 0 0 10 146 2192 7391 1318
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 87037 8762 73 304 169 60 28 0
OW 23 132 17 127 109 34 17 0
VODI 0 37 7 121 186 39 21 0
ODI 0 9 6 61 181 56 37 0
CDI 0 0 1 37 199 136 38 0
VCDI 0 0 0 10 134 2185 7389 1318

Date: 2019-11-09:

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 85551 10172 73 215 102 32 35 0
OW 12 125 25 231 67 24 39 0
VODI 0 43 10 131 213 25 47 0
ODI 0 11 3 50 201 65 47 0
CDI 0 3 2 32 177 169 49 0
VCDI 0 0 0 21 173 1961 5574 3390
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 85551 10095 71 245 102 34 40 0
OW 12 203 28 208 74 23 37 0
VODI 0 42 8 125 212 25 36 0
ODI 0 13 3 48 196 66 52 0
CDI 0 1 3 34 187 174 51 0
VCDI 0 0 0 20 162 1954 5575 3390

Date: 2019-11-11:

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 85622 9958 95 297 132 7 0 0
OW 12 52 16 234 160 45 7 0
VODI 0 19 3 91 229 92 19 0
ODI 0 3 3 25 161 154 9 0
CDI 0 0 0 24 126 287 62 0
VCDI 0 0 0 0 68 1591 6853 2644
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 85619 9803 78 232 131 32 19 0
OW 15 174 27 192 114 51 17 0
VODI 0 34 6 162 222 92 22 0
ODI 0 18 1 40 145 140 61 0
CDI 0 3 5 32 137 259 34 0
VCDI 0 0 0 13 127 1602 6797 2644

Date: 2019-11-13:

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 85627 9807 86 343 146 10 0 0
OW 15 60 12 220 191 34 1 0
VODI 0 26 2 80 210 66 20 0
ODI 0 12 5 19 169 115 32 0
CDI 0 0 2 29 135 249 100 0
VCDI 0 0 0 11 94 1294 6987 2891
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 85626 9644 65 280 128 28 17 0
OW 16 182 23 173 116 33 42 0
VODI 0 54 11 147 283 76 66 0
ODI 0 18 3 45 152 127 75 0
CDI 0 7 5 41 139 279 60 0
VCDI 0 0 0 16 127 1225 6880 2891

Date: 2019-11-15:

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 84530 10781 93 321 122 6 0 0
OW 17 102 17 243 180 53 2 0
VODI 0 31 1 111 184 87 16 0
ODI 0 6 4 42 134 135 29 0
CDI 0 0 2 37 157 256 97 0
VCDI 0 0 0 3 139 2577 7216 1369
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 84528 10640 76 286 123 33 16 0
OW 19 196 27 191 118 24 36 0
VODI 0 54 8 176 245 112 42 0
ODI 0 23 1 49 146 110 107 0
CDI 0 7 5 42 149 315 84 0
VCDI 0 0 0 13 135 2520 7075 1369


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