TAF Board
KBOS - Boston/Logan Intl, MA, US
Issued at 0824 UTC 18 Jan 2026
Updated at 0824 UTC 18 Jan 2026
| Potential Impact | None | Slight | Moderate | High |
| Time | <<18/22Z | 18/23Z | 19/00Z | 19/01Z | 19/02Z | 19/03Z | 19/04Z | 19/05Z | 19/06Z | 19/07Z | 19/08Z | 19/09Z | 19/10Z | 19/11Z>> |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Type | PRVL | PRVL | PRVL | PRVL | PRVL | PRVL | PRVL | PRVL | PRVL | PRVL | PRVL | PRVL | PRVL | PRVL |
| VIS | 5 | 5 | 2 | 2 | 2 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 |
| CIG | 25 | 25 | 8 | 8 | 8 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Cover | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC |
| FltCat | MVFR | MVFR | IFR | IFR | IFR | LIFR | LIFR | LIFR | LIFR | LIFR | LIFR | LIFR | LIFR | LIFR |
| WX | -SN | -SN | -SN BR | -SN BR | -SN BR | SN FG | SN FG | SN FG | SN FG | SN FG | SN FG | SN FG | SN FG | SN FG |
| WDir | 50 | 50 | 50 | 50 | 50 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 10 |
| WSpd | 5 | 5 | 6 | 6 | 6 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 7 |
| WGst | ||||||||||||||
| WSHgt | ||||||||||||||
| WSDir | ||||||||||||||
| WSSpd |