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

Validation of sea ice concentration - Full domain

Bulletin date: 2024-07-30

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

Model vs. observations, sea ice class contingency tables

Date: 2024-07-30:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 51841 20301 155 1202 125 0 0 0
OW 108 516 23 299 91 11 0 0
VODI 202 946 62 812 422 251 9 0
ODI 323 1801 193 1954 2285 1857 62 0
CDI 135 1233 168 2487 6974 8776 381 0
VCDI 5 528 91 2227 8124 15484 2083 0

Date: 2024-08-01:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 55671 18578 172 1114 152 10 0 0
OW 75 418 16 222 68 25 3 0
VODI 146 842 60 675 387 219 47 0
ODI 193 1625 133 1553 2202 1735 114 0
CDI 82 1500 231 2363 7241 8749 188 0
VCDI 4 947 160 2273 8868 14934 552 0

Date: 2024-08-03:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 58068 17431 217 1007 207 15 0 0
OW 78 332 14 199 79 14 1 0
VODI 138 660 44 589 414 283 20 0
ODI 145 1482 98 1394 2251 1863 44 0
CDI 74 1762 160 2342 6849 9339 205 0
VCDI 56 1127 183 2305 8343 13120 1595 0

Date: 2024-08-05:

Forecast
observations
Ice free Ice free
near MIZ
OW VODI ODI CDI VCDI
near MIZ
VCDI
m
o
d
e
l
Ice free 63252 13157 105 1019 247 26 0 0
OW 119 275 15 173 70 6 9 0
VODI 217 563 46 596 446 231 50 0
ODI 230 1274 79 1372 2545 1882 28 0
CDI 130 1658 115 2483 7846 8069 80 0
VCDI 63 1481 84 2435 8950 12854 267 0


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