KBOS - Boston/Logan Intl, MA, US
| Potential Impact | None | Slight | Moderate | High |
| Time | 21/15Z | 21/16Z | 21/17Z | 21/18Z | 21/19Z | 21/20Z | 21/21Z | 21/22Z | 21/23Z | 22/ 0Z | 22/ 1Z | 22/ 2Z | 22/ 3Z |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp | 47 | 46 | 46 | 46 | 46 | 46 | 47 | 47 | 47 | 47 | 47 | 47 | |
| Dewpt | 43 | 43 | 44 | 44 | 45 | 45 | 45 | 44 | 45 | 45 | 45 | 45 | |
| Altim | 29.67 | 29.62 | 29.56 | 29.56 | 29.53 | 29.50 | 29.48 | 29.48 | 29.51 | 29.50 | 29.45 | 29.44 | |
| VIS | 10 | 10 | 6 | 10 | 1.25 | 2 | 2 | 2.5 | 2.5 | 2.5 | 3 | 2 | |
| CIG | 14 | 24 | 12 | 14 | 9 | 10 | 9 | 14 | 10 | 10 | 11 | 11 | |
| Cover | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | OVC | |
| FltCat | MVFR | MVFR | MVFR | MVFR | IFR | IFR | IFR | IFR | IFR | IFR | MVFR | IFR | |
| WX | -- | -RA | BR | BR | -RA BR | RA BR | RA BR | RA BR | RA BR | RA BR | -RA BR | -RA BR | |
| WDir | 50 | 50 | 50 | 50 | 50 | 50 | 60 | 60 | 60 | 60 | 60 | 60 | |
| WSpd | 13 | 17 | 21 | 19 | 17 | 22 | 26 | 30 | 22 | 23 | 21 | 20 | |
| WGst | 18 | -- | 30 | 31 | 31 | 34 | 33 | 39 | 32 | 35 | 31 | 31 |
KBOS 211454Z 05013G18KT 10SM BKN014 OVC030 08/06 A2967 RMK AO2 RAB1357E08 SLP046 P0000 60000 T00830061 56003
KBOS 211605Z 05017KT 10SM -RA SCT009 BKN024 OVC030 08/06 A2962 RMK AO2 CIG 019 E P0000 T00780061
KBOS 211654Z 05021G30KT 6SM BR BKN012 OVC024 08/07 A2956 RMK AO2 PK WND 05030/1645 RAE32 SLP010 P0000 T00780067
KBOS 211754Z 05019G31KT 10SM BR SCT008 OVC014 08/07 A2956 RMK AO2 PK WND 04032/1658 RAB05E18 SLP009 P0000 60001 T00780067 10083 20072 56037
KBOS 211900Z 05017G31KT 1 1/4SM R04R/4000VP6000FT -RA BR OVC009 08/07 A2953 RMK AO2 PK WND 04031/1856 P0000 T00780072
KBOS 211954Z 05022G34KT 2SM RA BR SCT005 BKN010 OVC020 08/07 A2950 RMK AO2 PK WND 05034/1947 SLP987 P0007 T00780072
KBOS 212054Z 06026G33KT 2SM RA BR BKN009 OVC013 08/07 A2948 RMK AO2 PK WND 05034/2036 SLP983 P0010 60017 T00830072 56025
KBOS 212154Z 06030G39KT 2 1/2SM RA BR SCT009 OVC014 08/07 A2948 RMK AO2 PK WND 06039/2151 SLP981 P0011 T00830067
KBOS 212254Z 06022G32KT 2 1/2SM RA BR BKN010 OVC017 08/07 A2951 RMK AO2 PK WND 06039/2238 PRESRR SLP993 P0010 T00830072
KBOS 212354Z 06023G35KT 2 1/2SM RA BR BKN010 OVC014 08/07 A2950 RMK AO2 PK WND 06035/2349 SLP989 P0017 60055 T00830072 10083 20078 50005
KBOS 220154Z 06021G31KT 3SM -RA BR FEW008 BKN011 OVC030 08/07 A2945 RMK AO2 PK WND 05037/0142 SLP972 P0002 T00830072
KBOS 220254Z 06020G31KT 2SM -RA BR FEW008 BKN011 OVC026 08/07 A2944 RMK AO2 PK WND 06035/0206 RAE32B46 SLP968 P0000 60005 T00830072 58021