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: 2019-09-19

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

Model vs. observations, sea ice class contingency tables

Date: 2019-09-13:

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 96340 3426 10 18 2 0 0 0
OW 0 216 22 83 13 0 0 0
VODI 0 98 21 242 77 2 0 0
ODI 0 27 9 113 279 9 0 0
CDI 0 0 1 39 557 1096 216 0
VCDI 0 0 0 0 0 1749 4313 122
...date precedes bulletin

Date: 2019-09-15:

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 96135 3751 18 25 0 0 0 0
OW 0 316 12 64 5 0 0 0
VODI 0 189 28 228 32 1 0 0
ODI 0 63 6 199 164 1 0 0
CDI 0 15 4 129 618 843 45 0
VCDI 0 0 0 0 13 2395 3795 6
...date precedes bulletin

Date: 2019-09-17:

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 96737 3104 9 8 1 0 0 0
OW 0 388 9 47 0 0 0 0
VODI 0 284 16 178 21 0 0 0
ODI 0 92 17 215 110 4 0 0
CDI 0 17 7 166 484 563 213 0
VCDI 0 0 0 0 13 1299 4748 350
...date precedes bulletin

Date: 2019-09-19:

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 96211 3183 15 171 26 0 0 0
OW 0 311 9 42 53 0 0 0
VODI 0 249 15 102 123 6 0 0
ODI 0 78 13 158 194 8 0 0
CDI 0 15 8 74 487 430 175 0
VCDI 0 0 0 0 18 1323 5102 501
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 96211 3214 16 184 30 0 0 0
OW 0 312 11 39 58 0 0 0
VODI 0 230 16 98 139 9 0 0
ODI 0 67 10 158 222 20 0 0
CDI 0 13 7 67 423 412 66 0
VCDI 0 0 0 1 29 1326 5211 501

Date: 2019-09-21:

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 95095 4062 21 182 79 4 0 0
OW 0 268 9 41 66 29 0 0
VODI 0 257 12 48 72 72 0 0
ODI 0 77 17 131 62 161 0 0
CDI 0 22 5 80 395 693 55 0
VCDI 0 0 0 0 5 1765 5002 313
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 95095 4088 23 197 112 17 0 0
OW 0 270 7 28 43 30 0 0
VODI 0 243 12 55 72 110 0 0
ODI 0 69 19 129 106 161 0 0
CDI 0 16 3 73 342 595 80 0
VCDI 0 0 0 0 4 1811 4977 313

Date: 2019-09-23:

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 96056 3534 19 111 16 0 0 0
OW 0 188 30 116 35 0 0 0
VODI 0 35 12 199 109 0 0 0
ODI 0 0 1 55 393 27 0 0
CDI 0 0 0 0 229 796 79 0
VCDI 0 0 0 0 4 2086 4730 240
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 96056 3245 21 147 97 8 0 0
OW 0 240 10 61 37 20 0 0
VODI 0 187 19 108 97 62 0 0
ODI 0 62 7 87 205 141 0 0
CDI 0 23 5 78 298 533 183 0
VCDI 0 0 0 0 52 2145 4626 240

Date: 2019-09-25:

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 95829 3794 32 138 18 0 0 0
OW 0 145 19 160 54 0 0 0
VODI 0 29 8 148 177 1 0 0
ODI 0 6 3 47 304 52 0 0
CDI 0 0 0 10 198 781 120 0
VCDI 0 0 0 0 3 2305 4603 116
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 95829 3527 28 170 116 7 0 0
OW 0 204 8 68 73 23 0 0
VODI 0 167 13 114 124 83 0 0
ODI 0 51 9 79 188 191 9 0
CDI 0 25 3 57 204 443 183 0
VCDI 0 0 1 15 49 2392 4531 116

Date: 2019-09-27:

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 95880 3448 27 211 57 0 0 0
OW 0 181 16 129 75 0 0 0
VODI 0 63 8 134 170 3 0 0
ODI 0 19 4 68 209 71 0 0
CDI 0 0 2 30 195 607 7 0
VCDI 0 0 0 0 0 2114 5201 171
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 95880 3129 17 225 155 6 0 0
OW 0 214 9 49 71 28 0 0
VODI 0 242 12 81 88 99 0 0
ODI 0 81 12 123 110 185 0 0
CDI 0 40 4 69 199 417 33 0
VCDI 0 5 3 25 83 2060 5175 171


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