| Best estimate | Forecast | 
 |  | 
| Arctic Deep Basin: | 
|
| 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 0 | 264 | 28 | 103 | 18 | 0 | 0 | 0 |  
| OW | 0 | 4 | 6 | 186 | 36 | 1 | 0 | 0 |  
| VODI | 0 | 0 | 0 | 277 | 270 | 21 | 0 | 0 |  
| ODI | 0 | 0 | 0 | 11 | 3220 | 373 | 0 | 0 |  
| CDI | 0 | 0 | 0 | 0 | 212 | 20273 | 2212 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 0 | 7323 | 2064 | 0 |  | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 0 | 262 | 27 | 239 | 52 | 1 | 0 | 0 |  
| OW | 0 | 6 | 7 | 269 | 265 | 16 | 0 | 0 |  
| VODI | 0 | 0 | 0 | 64 | 1130 | 206 | 0 | 0 |  
| ODI | 0 | 0 | 0 | 5 | 2096 | 1953 | 369 | 0 |  
| CDI | 0 | 0 | 0 | 0 | 213 | 16685 | 2296 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 0 | 9130 | 1611 | 0 |  | 
 | Queen Elisabeth Islands: | 
|
| 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 0 | 277 | 9 | 45 | 0 | 0 | 0 | 0 |  
| OW | 0 | 3 | 2 | 18 | 6 | 0 | 0 | 0 |  
| VODI | 0 | 0 | 0 | 48 | 112 | 0 | 0 | 0 |  
| ODI | 0 | 0 | 0 | 4 | 379 | 25 | 0 | 0 |  
| CDI | 0 | 0 | 0 | 0 | 245 | 1195 | 0 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 547 | 218 | 0 | 0 |  | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 0 | 274 | 9 | 43 | 0 | 0 | 0 | 0 |  
| OW | 0 | 6 | 2 | 31 | 33 | 0 | 0 | 0 |  
| VODI | 0 | 0 | 0 | 32 | 186 | 9 | 0 | 0 |  
| ODI | 0 | 0 | 0 | 9 | 163 | 40 | 0 | 0 |  
| CDI | 0 | 0 | 0 | 0 | 312 | 1133 | 0 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 595 | 256 | 0 | 0 |  | 
 | Beaufort Sea: | 
|
| 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 82 | 1988 | 62 | 473 | 20 | 0 | 0 | 0 |  
| OW | 0 | 15 | 17 | 242 | 54 | 0 | 0 | 0 |  
| VODI | 0 | 0 | 0 | 458 | 443 | 0 | 0 | 0 |  
| ODI | 0 | 0 | 0 | 38 | 3175 | 0 | 0 | 0 |  
| CDI | 0 | 0 | 0 | 0 | 1224 | 1691 | 0 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 82 | 1979 | 62 | 534 | 57 | 0 | 0 | 0 |  
| OW | 0 | 24 | 17 | 296 | 263 | 0 | 0 | 0 |  
| VODI | 0 | 0 | 0 | 302 | 697 | 0 | 0 | 0 |  
| ODI | 0 | 0 | 0 | 79 | 1821 | 0 | 0 | 0 |  
| CDI | 0 | 0 | 0 | 0 | 2078 | 1691 | 0 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 
 | Chuckchi Sea: | 
|
| 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 2013 | 2200 | 27 | 171 | 0 | 0 | 0 | 0 |  
| OW | 0 | 43 | 8 | 196 | 2 | 0 | 0 | 0 |  
| VODI | 0 | 1 | 0 | 489 | 200 | 0 | 0 | 0 |  
| ODI | 0 | 0 | 0 | 7 | 297 | 0 | 0 | 0 |  
| CDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 2013 | 2160 | 27 | 391 | 83 | 0 | 0 | 0 |  
| OW | 0 | 79 | 6 | 369 | 297 | 0 | 0 | 0 |  
| VODI | 0 | 5 | 2 | 103 | 116 | 0 | 0 | 0 |  
| ODI | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 |  
| CDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 
 | Siberian Sea: | 
|
| 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 0 | 1203 | 55 | 185 | 0 | 0 | 0 | 0 |  
| OW | 0 | 266 | 36 | 355 | 14 | 0 | 0 | 0 |  
| VODI | 0 | 39 | 11 | 979 | 429 | 0 | 0 | 0 |  
| ODI | 0 | 0 | 0 | 64 | 3609 | 0 | 0 | 0 |  
| CDI | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 0 | 1228 | 63 | 363 | 66 | 0 | 0 | 0 |  
| OW | 0 | 217 | 24 | 547 | 489 | 0 | 0 | 0 |  
| VODI | 0 | 50 | 12 | 495 | 1786 | 0 | 0 | 0 |  
| ODI | 0 | 13 | 3 | 141 | 1699 | 0 | 0 | 0 |  
| CDI | 0 | 0 | 0 | 37 | 13 | 0 | 0 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 
 | Laptev Sea: | 
|
| 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 74 | 3123 | 40 | 101 | 0 | 0 | 0 | 0 |  
| OW | 0 | 156 | 39 | 287 | 13 | 0 | 0 | 0 |  
| VODI | 0 | 4 | 2 | 514 | 150 | 0 | 0 | 0 |  
| ODI | 0 | 0 | 0 | 0 | 616 | 13 | 0 | 0 |  
| CDI | 0 | 0 | 0 | 0 | 32 | 162 | 0 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 74 | 2937 | 41 | 198 | 45 | 0 | 0 | 0 |  
| OW | 0 | 296 | 31 | 290 | 142 | 0 | 0 | 0 |  
| VODI | 0 | 50 | 9 | 371 | 293 | 0 | 0 | 0 |  
| ODI | 0 | 0 | 0 | 43 | 292 | 57 | 0 | 0 |  
| CDI | 0 | 0 | 0 | 0 | 39 | 114 | 0 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 |  | 
 | Kara Sea: | 
|
| 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 829 | 3936 | 43 | 130 | 15 | 0 | 0 | 0 |  
| OW | 0 | 150 | 49 | 263 | 33 | 0 | 0 | 0 |  
| VODI | 0 | 1 | 2 | 314 | 152 | 1 | 0 | 0 |  
| ODI | 0 | 0 | 0 | 6 | 292 | 16 | 0 | 0 |  
| CDI | 0 | 0 | 0 | 0 | 18 | 81 | 0 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 829 | 3878 | 46 | 171 | 21 | 0 | 0 | 0 |  
| OW | 0 | 191 | 41 | 326 | 90 | 0 | 0 | 0 |  
| VODI | 0 | 18 | 7 | 216 | 276 | 14 | 0 | 0 |  
| ODI | 0 | 0 | 0 | 0 | 122 | 84 | 0 | 0 |  
| CDI | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 
 | Barents Sea: | 
|
| 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 7739 | 2936 | 26 | 35 | 0 | 0 | 0 | 0 |  
| OW | 0 | 19 | 14 | 90 | 3 | 0 | 0 | 0 |  
| VODI | 0 | 0 | 0 | 92 | 81 | 1 | 0 | 0 |  
| ODI | 0 | 0 | 0 | 2 | 161 | 28 | 0 | 0 |  
| CDI | 0 | 0 | 0 | 0 | 18 | 86 | 0 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 7739 | 2948 | 34 | 89 | 1 | 0 | 0 | 0 |  
| OW | 0 | 7 | 6 | 94 | 64 | 0 | 0 | 0 |  
| VODI | 0 | 0 | 0 | 28 | 155 | 12 | 0 | 0 |  
| ODI | 0 | 0 | 0 | 8 | 42 | 73 | 0 | 0 |  
| CDI | 0 | 0 | 0 | 0 | 1 | 30 | 0 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 
 | Greenland Basin: | 
|
| 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 6495 | 2678 | 33 | 498 | 34 | 9 | 0 | 0 |  
| OW | 0 | 7 | 3 | 141 | 57 | 8 | 0 | 0 |  
| VODI | 0 | 0 | 0 | 162 | 236 | 16 | 0 | 0 |  
| ODI | 0 | 0 | 0 | 5 | 1024 | 69 | 0 | 0 |  
| CDI | 0 | 0 | 0 | 0 | 60 | 161 | 0 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 6495 | 2685 | 35 | 553 | 65 | 15 | 0 | 0 |  
| OW | 0 | 0 | 1 | 178 | 212 | 16 | 0 | 0 |  
| VODI | 0 | 0 | 0 | 75 | 733 | 108 | 0 | 0 |  
| ODI | 0 | 0 | 0 | 0 | 366 | 123 | 0 | 0 |  
| CDI | 0 | 0 | 0 | 0 | 35 | 1 | 0 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 
 | Southeast Greenland: | 
|
| 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 11511 | 1290 | 21 | 132 | 34 | 0 | 0 | 0 |  
| OW | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  
| VODI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  
| ODI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  
| CDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 11511 | 1290 | 21 | 132 | 34 | 0 | 0 | 0 |  
| OW | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  
| VODI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  
| ODI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  
| CDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 
 | Baffin Bay: | 
|
| 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 2849 | 2614 | 24 | 77 | 54 | 0 | 0 | 0 |  
| OW | 0 | 15 | 6 | 61 | 18 | 0 | 0 | 0 |  
| VODI | 0 | 0 | 0 | 48 | 29 | 0 | 0 | 0 |  
| ODI | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 0 |  
| CDI | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 2849 | 2618 | 27 | 96 | 63 | 0 | 0 | 0 |  
| OW | 0 | 11 | 3 | 60 | 16 | 0 | 0 | 0 |  
| VODI | 0 | 0 | 0 | 30 | 25 | 0 | 0 | 0 |  
| ODI | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 |  
| CDI | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 
 | Hudson Bay: | 
|
| 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 2542 | 3630 | 96 | 1417 | 125 | 0 | 0 | 0 |  
| OW | 0 | 3 | 2 | 311 | 98 | 0 | 0 | 0 |  
| VODI | 0 | 0 | 0 | 45 | 211 | 0 | 0 | 0 |  
| ODI | 0 | 0 | 0 | 0 | 107 | 0 | 0 | 0 |  
| CDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 2542 | 3622 | 97 | 1676 | 218 | 0 | 0 | 0 |  
| OW | 0 | 11 | 1 | 91 | 248 | 0 | 0 | 0 |  
| VODI | 0 | 0 | 0 | 6 | 75 | 0 | 0 | 0 |  
| ODI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  
| CDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 
 | Labrador Sea: | 
|
| 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 18538 | 1564 | 16 | 73 | 18 | 0 | 0 | 0 |  
| OW | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  
| VODI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  
| ODI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  
| CDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  | 
|  | observations |  
|  | Ice free | Ice free near MIZ
 | OW | VODI | ODI | CDI | VCDI near MIZ
 | VCDI |  
| m o
 d
 e
 l
 | Ice free | 18538 | 1564 | 16 | 73 | 18 | 0 | 0 | 0 |  
| OW | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  
| VODI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  
| ODI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  
| CDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  
| VCDI | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |  |