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

Validation of sea ice concentration - Asian sector

Bulletin date: 2024-02-08

Data source: OSI SAF N.H. multi-product sea ice concentration

Model vs. observations, sea ice class contingency tables

Date: 2024-02-02:

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 69 143 3 19 1 0 0 0
OW 78 128 3 51 3 0 0 0
VODI 31 156 11 50 22 0 0 0
ODI 0 36 13 53 25 3 0 0
CDI 0 77 13 102 112 79 5 0
VCDI 0 373 58 415 950 2978 6647 20389
...date precedes bulletin

Date: 2024-02-04:

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 93 151 2 33 0 0 0 0
OW 60 169 2 11 8 0 0 0
VODI 26 125 15 51 38 5 0 0
ODI 0 58 12 57 47 9 0 0
CDI 0 93 14 78 103 115 8 4
VCDI 0 375 92 400 821 2946 6506 20569
...date precedes bulletin

Date: 2024-02-06:

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 0 267 12 14 0 0 0 0
OW 0 262 13 48 0 0 0 0
VODI 0 73 7 63 28 0 0 0
ODI 0 43 3 33 57 0 0 0
CDI 0 98 3 77 144 100 66 0
VCDI 0 42 34 191 651 2781 7037 20949
...date precedes bulletin

Date: 2024-02-08:

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 0 214 0 0 0 0 0 0
OW 0 211 27 21 1 0 0 0
VODI 0 104 17 69 35 0 0 0
ODI 0 54 11 14 36 3 0 0
CDI 0 45 8 15 73 68 9 0
VCDI 0 117 26 117 367 2255 7752 21427
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 218 1 0 0 0 0 0
OW 0 215 28 26 1 0 0 0
VODI 0 108 17 71 41 0 0 0
ODI 0 54 9 10 34 2 0 0
CDI 0 45 8 15 75 76 13 0
VCDI 0 105 26 114 361 2248 7748 21427

Date: 2024-02-10:

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 0 168 3 0 0 0 0 0
OW 0 139 33 41 0 0 0 0
VODI 0 76 31 93 15 0 0 0
ODI 0 21 10 77 26 1 0 0
CDI 0 36 7 24 73 27 11 0
VCDI 0 127 30 134 311 2229 7475 21878
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 179 3 0 0 0 0 0
OW 0 137 37 50 1 0 0 0
VODI 0 71 28 93 17 0 0 0
ODI 0 33 13 73 27 2 0 0
CDI 0 33 5 23 75 26 12 0
VCDI 0 114 28 130 305 2229 7474 21878

Date: 2024-02-12:

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 0 179 7 0 0 0 0 0
OW 0 123 40 35 0 0 0 0
VODI 0 41 9 156 57 1 0 0
ODI 0 34 7 34 62 11 0 0
CDI 0 28 14 61 53 82 2 0
VCDI 0 13 5 76 254 1797 6988 22927
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 169 7 3 0 0 0 0
OW 0 73 19 55 14 0 0 0
VODI 0 56 23 81 44 0 0 0
ODI 0 15 4 47 31 2 0 0
CDI 0 20 5 48 51 11 4 1
VCDI 0 85 24 128 286 1878 6986 22926

Date: 2024-02-14:

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 0 218 3 4 0 0 0 0
OW 0 148 21 12 0 0 0 0
VODI 0 52 36 88 6 0 0 0
ODI 0 27 8 41 12 1 0 0
CDI 0 33 17 55 21 48 7 0
VCDI 0 78 16 82 243 1324 5867 24628
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 202 3 0 0 0 0 0
OW 0 66 25 11 0 0 0 0
VODI 0 118 17 59 3 0 0 0
ODI 0 36 16 51 9 4 0 0
CDI 0 34 6 31 13 26 9 0
VCDI 0 100 34 130 257 1343 5865 24628

Date: 2024-02-16:

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 0 265 5 2 0 0 0 0
OW 0 166 15 4 0 0 0 0
VODI 0 77 16 41 0 0 0 0
ODI 0 40 11 24 6 0 0 0
CDI 0 66 5 59 17 19 11 0
VCDI 0 171 46 188 381 1440 7258 22763
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 0 237 3 1 0 0 0 0
OW 0 83 20 4 0 0 0 0
VODI 0 77 12 39 0 0 0 0
ODI 0 47 4 20 2 0 0 0
CDI 0 81 3 36 4 15 8 3
VCDI 0 260 56 218 398 1444 7261 22760


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