Validation of sea ice concentration - European sector
 Bulletin date: 2024-08-20
 Data source: OSI SAF N.H. sea ice concentration
 Model vs. observations, sea ice class contingency tables
 Date: 2024-08-20:
 | Forecast | 
 | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 46010 | 1336 | 0 | 0 | 0 | 0 | 0 | 0 |  
| OW | 74 | 120 | 0 | 2 | 1 | 0 | 0 | 0 |  
| VODI | 57 | 509 | 5 | 86 | 80 | 28 | 8 | 0 |  
| ODI | 2 | 1149 | 53 | 413 | 468 | 346 | 108 | 1 |  
| CDI | 0 | 255 | 23 | 437 | 1271 | 1281 | 440 | 41 |  
| VCDI | 0 | 39 | 5 | 77 | 500 | 930 | 445 | 68 |  | 
 Date: 2024-08-22:
 | Forecast | 
 | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 45946 | 2683 | 0 | 2 | 0 | 0 | 0 | 0 |  
| OW | 1 | 137 | 5 | 2 | 2 | 0 | 0 | 0 |  
| VODI | 2 | 327 | 30 | 129 | 55 | 30 | 5 | 0 |  
| ODI | 1 | 330 | 51 | 321 | 444 | 416 | 41 | 0 |  
| CDI | 1 | 214 | 25 | 418 | 1193 | 1592 | 310 | 0 |  
| VCDI | 0 | 67 | 2 | 123 | 524 | 1052 | 187 | 0 |  | 
 Date: 2024-08-24:
 | Forecast | 
 | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 46612 | 2490 | 26 | 101 | 1 | 0 | 0 | 0 |  
| OW | 0 | 72 | 5 | 29 | 2 | 0 | 0 | 0 |  
| VODI | 0 | 154 | 17 | 123 | 57 | 44 | 8 | 0 |  
| ODI | 0 | 152 | 35 | 232 | 293 | 503 | 125 | 0 |  
| CDI | 0 | 165 | 26 | 384 | 740 | 1498 | 558 | 0 |  
| VCDI | 0 | 51 | 5 | 76 | 321 | 1272 | 491 | 0 |  | 
 Date: 2024-08-26:
 | Forecast | 
 | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 46614 | 2669 | 3 | 134 | 15 | 0 | 0 | 0 |  
| OW | 0 | 65 | 0 | 16 | 1 | 0 | 0 | 0 |  
| VODI | 0 | 111 | 0 | 81 | 38 | 13 | 10 | 0 |  
| ODI | 0 | 184 | 9 | 249 | 219 | 375 | 81 | 0 |  
| CDI | 0 | 212 | 11 | 417 | 726 | 1862 | 404 | 0 |  
| VCDI | 0 | 57 | 0 | 78 | 395 | 1357 | 262 | 0 |  | 
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