Weather observations for the past three days for
Boston, Logan International Airport
| Date | Time (est) | Wind (kph) | Vis. (km) | Weather | Sky Cond. | Temperature (ºC) | Relative Humidity | Wind Chill (°C) | Heat Index (°C) | Pressure | Precipitation (cm) | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Air | Dwpt | 6 hour | altimeter (cm) | sea level (mb) | 1 hr | 3 hr | 6 hr | ||||||||||
| Max. | Min. | ||||||||||||||||
| 28 | 02:54 | W 26 G 43 | 16.09 | Fair | CLR | -10 | -15.6 | 64% | -18 | 76.1 | 1014.3 | ||||||
| 28 | 01:54 | W 17 G 37 | 16.09 | Fair | CLR | -10 | -15.6 | 64% | -17 | 76.07 | 1014.1 | ||||||
| 28 | 00:54 | W 22 G 41 | 16.09 | Fair | CLR | -10 | -15 | -5.6 | -10 | 67% | -18 | 76.05 | 1013.7 | ||||
| 27 | 23:54 | W 22 G 39 | 16.09 | Fair | CLR | -9.4 | -14.4 | 67% | -17 | 76.02 | 1013.5 | ||||||
| 27 | 22:54 | W 28 G 41 | 16.09 | A Few Clouds | FEW060 | -8.9 | -14.4 | 65% | -17 | 76.02 | 1013.3 | ||||||
| 27 | 21:54 | W 22 G 37 | 16.09 | Mostly Cloudy | BKN060 | -8.3 | -13.9 | 64% | -16 | 76 | 1012.9 | ||||||
| 27 | 20:54 | W 26 G 37 | 16.09 | A Few Clouds | FEW020 FEW110 | -7.8 | -13.9 | 62% | -16 | 75.95 | 1012.5 | ||||||
| 27 | 19:54 | W 24 G 43 | 9.66 | Light Snow | BKN022 BKN030 OVC042 | -6.7 | -11.1 | 71% | -14 | 75.95 | 1012.2 | ||||||
| 27 | 18:54 | W 19 | 16.09 | Overcast | FEW037 OVC110 | -6.1 | -12.2 | -5 | -6.7 | 62% | -12 | 75.9 | 1011.8 | ||||
| 27 | 17:54 | SW 19 | 16.09 | Overcast | OVC060 | -5.6 | -15.6 | 46% | -12 | 75.9 | 1011.6 | ||||||
| 27 | 16:54 | SW 19 | 16.09 | Overcast | BKN050 OVC070 | -5.6 | -16.1 | 44% | -12 | 75.87 | 1011.5 | ||||||
| 27 | 15:54 | SW 11 | 16.09 | Overcast | FEW050 SCT110 OVC200 | -6.1 | -15.6 | 47% | -10 | 75.87 | 1011.4 | ||||||
| 27 | 14:54 | SW 9 | 16.09 | Overcast | FEW040 BKN110 OVC200 | -6.1 | -16.1 | 45% | -10 | 75.9 | 1011.7 | ||||||
| 27 | 13:54 | SW 19 | 16.09 | Mostly Cloudy | FEW040 FEW130 BKN250 | -6.1 | -16.1 | 45% | -12 | 76 | 1013.0 | ||||||
| 27 | 12:54 | W 17 | 16.09 | Mostly Cloudy | FEW040 SCT110 BKN200 | -6.7 | -15.6 | -6.7 | -12.2 | 50% | -13 | 76.02 | 1013.5 | ||||
| 27 | 11:54 | W 22 | 16.09 | Mostly Cloudy | FEW040 BKN200 | -7.8 | -17.2 | 47% | -15 | 76.1 | 1014.4 | ||||||
| 27 | 10:54 | W 24 G 41 | 16.09 | Mostly Cloudy | FEW040 BKN200 | -8.3 | -17.2 | 49% | -16 | 76.17 | 1015.5 | ||||||
| 27 | 09:54 | W 26 G 44 | 16.09 | Mostly Cloudy | FEW040 BKN200 | -10 | -18.3 | 51% | -18 | 76.23 | 1016.1 | ||||||
| 27 | 08:54 | W 15 G 37 | 16.09 | Mostly Cloudy | FEW040 SCT160 BKN250 | -10.6 | -18.3 | 54% | -17 | 76.2 | 1015.7 | ||||||
| 27 | 07:54 | W 20 G 30 | 16.09 | A Few Clouds | FEW040 | -11.1 | -17.8 | 58% | -19 | 76.2 | 1015.7 | ||||||
| 27 | 06:54 | NW 19 G 35 | 16.09 | A Few Clouds | FEW040 | -11.7 | -18.3 | -8.3 | -11.7 | 58% | -19 | 76.12 | 1014.9 | ||||
| 27 | 05:54 | W 17 | 12.87 | Fair | CLR | -11.7 | -18.3 | 58% | -19 | 76.07 | 1014.0 | ||||||
| 27 | 04:54 | NW 30 G 43 | 16.09 | Fair | CLR | -11.1 | -17.2 | 61% | -20 | 76 | 1013.0 | ||||||
| 27 | 03:54 | NW 22 G 41 | 12.87 | Fair | CLR | -11.1 | -17.2 | 61% | -19 | 75.92 | 1012.0 | ||||||
| 27 | 02:54 | NW 28 G 70 | 6.44 | Blowing Snow | FEW002 FEW032 | -10 | -16.7 | 58% | -19 | 75.82 | 1010.6 | ||||||
| 27 | 01:54 | NW 28 G 54 | 4.83 | Light Snow | FEW002 SCT036 | -8.9 | -14.4 | 65% | -17 | 75.67 | 1008.8 | ||||||
| 27 | 00:54 | W 28 G 39 | 11.27 | Light Snow | FEW030 SCT065 | -8.3 | -13.3 | -6.1 | -8.3 | 68% | -16 | 75.57 | 1007.4 | 0.15 | |||
| 26 | 23:54 | W 30 G 43 | 9.66 | Light Snow Fog/Mist | SCT027 BKN080 | -7.8 | -11.1 | 77% | -16 | 75.51 | 1006.5 | ||||||
| 26 | 22:54 | W 22 G 41 | 1.21 | Light Snow Fog/Mist | FEW009 OVC019 | -7.2 | -8.9 | 88% | -14 | 75.46 | 1005.9 | 0.03 | |||||
| 26 | 21:54 | W 19 G 35 | 1.61 | Light Snow Fog/Mist | FEW008 OVC027 | -6.7 | -8.3 | 89% | -13 | 75.44 | 1005.7 | 0.13 | |||||
| 26 | 20:54 | NW 20 | 0.80 | Snow Freezing Fog | VV013 | -7.2 | -8.9 | 88% | -14 | 75.46 | 1005.8 | 0.08 | |||||
| 26 | 19:54 | NW 15 | 0.80 | Snow Freezing Fog | VV014 | -7.2 | -8.9 | 88% | -13 | 75.46 | 1005.8 | 0.05 | |||||
| 26 | 18:54 | NW 26 | 0.80 | Snow Freezing Fog | FEW017 OVC025 | -7.8 | -10 | -7.2 | -7.8 | 84% | -16 | 75.46 | 1006.0 | 0.05 | 0.13 | ||
| 26 | 17:54 | NW 19 | 0.80 | Snow Freezing Fog | OVC018 | -7.8 | -9.4 | 88% | -14 | 75.41 | 1005.4 | 0.05 | |||||
| 26 | 16:54 | NW 22 | 14.48 | Light Snow | OVC015 | -7.2 | -10.6 | 77% | -14 | 75.41 | 1005.4 | ||||||
| 26 | 15:54 | NW 19 | 12.87 | Light Snow | OVC015 | -7.2 | -10 | 81% | -14 | 75.41 | 1005.3 | 0.03 | |||||
| 26 | 14:54 | N 20 | 6.44 | Light Snow Fog/Mist | BKN016 OVC040 | -7.2 | -10 | 81% | -14 | 75.41 | 1005.3 | 0.03 | |||||
| 26 | 13:54 | N 20 | 4.02 | Light Snow Fog/Mist | OVC012 | -7.8 | -10 | 84% | -15 | 75.44 | 1005.7 | ||||||
| 26 | 12:54 | N 20 | 2.41 | Light Snow Fog/Mist | OVC011 | -7.8 | -10 | -7.8 | -9.4 | 84% | -15 | 75.46 | 1006.0 | 0.03 | 0.03 | ||
| 26 | 11:54 | N 20 | 9.66 | Light Snow Fog/Mist | OVC010 | -7.8 | -10 | 84% | -15 | 75.51 | 1006.7 | ||||||
| 26 | 10:54 | N 22 | 6.44 | Light Snow Fog/Mist | OVC010 | -8.3 | -10.6 | 84% | -16 | 75.59 | 1007.6 | ||||||
| 26 | 09:54 | NW 22 | 4.83 | Light Snow Fog/Mist | OVC010 | -8.9 | -10.6 | 88% | -16 | 75.64 | 1008.3 | ||||||
| 26 | 08:54 | N 20 G 33 | 4.83 | Light Snow Fog/Mist | OVC010 | -8.9 | -10.6 | 88% | -16 | 75.67 | 1008.6 | ||||||
| 26 | 07:54 | N 28 G 41 | 4.02 | Light Snow Fog/Mist | OVC010 | -9.4 | -11.1 | 88% | -18 | 75.64 | 1008.4 | ||||||
| 26 | 06:54 | N 28 | 4.02 | Light Snow Fog/Mist | OVC014 | -9.4 | -11.1 | -1.7 | -10 | 88% | -18 | 75.64 | 1008.4 | 0.25 | |||
| 26 | 05:54 | N 33 G 52 | 4.02 | Light Snow Fog/Mist and Breezy | OVC011 | -9.4 | -11.1 | 88% | -19 | 75.59 | 1007.6 | 0.03 | |||||
| 26 | 04:54 | N 26 G 41 | 3.22 | Light Snow Fog/Mist | SCT008 OVC012 | -10 | -11.7 | 88% | -18 | 75.72 | 1009.2 | 0.03 | |||||
| 26 | 03:54 | N 30 G 44 | 3.22 | Light Snow Fog/Mist | SCT008 OVC012 | -9.4 | -11.7 | 84% | -18 | 75.69 | 1008.9 | 0.05 | 0.2 | ||||
| 26 | 02:54 | N 26 G 39 | 1.61 | Light Snow Fog/Mist | OVC008 | -8.9 | -11.1 | 84% | -17 | 75.67 | 1008.6 | 0.1 | |||||
| 26 | 01:54 | N 26 | 1.61 | Light Snow Fog/Mist | BKN007 OVC013 | -9.4 | -11.1 | 88% | -18 | 75.67 | 1008.6 | 0.05 | |||||
| 26 | 00:54 | NE 44 G 67 | 0.80 | Light Snow Freezing Fog and Windy | VV010 | -1.7 | -2.8 | -1.7 | -3.9 | 92% | -10 | 75.79 | 1010.3 | 0.1 | 0.58 | ||
| 25 | 23:54 | NE 39 G 61 | 1.21 | Light Snow Fog/Mist and Breezy | FEW006 OVC010 | -1.7 | -2.8 | 92% | -9 | 75.92 | 1012.0 | 0.1 | |||||
| 25 | 22:54 | E 52 G 80 | 0.80 | Snow Freezing Fog and Windy | VV008 | -2.2 | -3.3 | 92% | -11 | 75.82 | 1010.6 | 0.08 | |||||
| 25 | 21:54 | E 44 G 67 | 0.40 | Heavy Snow Freezing Fog and Windy | VV008 | -2.8 | -3.9 | 92% | -11 | 76.05 | 1013.9 | 0.08 | 0.3 | ||||
| 25 | 20:54 | E 46 G 65 | 0.80 | Snow Freezing Fog and Windy | VV008 | -2.8 | -3.9 | 92% | -11 | 76.23 | 1016.3 | 0.13 | |||||
| 25 | 19:54 | E 44 G 56 | 0.80 | Snow Freezing Fog and Windy | VV007 | -2.8 | -3.9 | 92% | -11 | 76.35 | 1018.0 | 0.1 | |||||
| 25 | 18:54 | E 30 G 44 | 0.80 | Snow Freezing Fog | VV007 | -3.9 | -5 | -3.3 | -12.8 | 92% | -11 | 76.58 | 1020.7 | 0.18 | 1.22 | ||
| 25 | 17:54 | E 28 G 41 | 0.80 | Snow Freezing Fog | VV005 | -4.4 | -5.6 | 91% | -11 | 76.68 | 1022.2 | 0.13 | |||||
| 25 | 16:54 | NE 19 | 0.80 | Snow Freezing Fog | VV006 | -4.4 | -5.6 | 91% | -10 | 76.76 | 1023.4 | 0.1 | |||||
| 25 | 15:54 | N 19 | 0.40 | Heavy Snow Freezing Fog | VV006 | -5 | -6.1 | 92% | -11 | 76.94 | 1025.7 | 0.3 | 0.81 | ||||
| 25 | 14:54 | NW 17 | 0.80 | Snow Freezing Fog | VV005 | -12.2 | -13.9 | 87% | -19 | 77.09 | 1027.7 | 0.3 | |||||
| 25 | 13:54 | NW 15 | 0.80 | Snow Freezing Fog | VV006 | -12.8 | -14.4 | 88% | -20 | 77.22 | 1029.4 | 0.2 | |||||
| 25 | 12:54 | NW 17 | 0.80 | Snow Freezing Fog | VV008 | -12.8 | -15 | -12.2 | -13.9 | 84% | -20 | 77.34 | 1031.2 | 0.15 | 0.28 | ||
| 25 | 11:54 | NW 19 | 1.21 | Light Snow Fog/Mist | VV013 | -13.3 | -15.6 | 83% | -21 | 77.52 | 1033.4 | 0.08 | |||||
| 25 | 10:54 | NW 13 | 1.61 | Light Snow Fog/Mist | VV014 | -13.3 | -16.7 | 76% | -20 | 77.67 | 1035.3 | 0.05 | |||||
| 25 | 09:54 | NW 13 | 16.09 | Overcast | OVC017 | -12.8 | -22.2 | 46% | -19 | 77.8 | 1037.0 | ||||||
| 25 | 07:54 | N 9 | 16.09 | Overcast | FEW030 OVC100 | -13.3 | -23.9 | 41% | -18 | 77.83 | 1037.4 | ||||||
| 25 | 06:54 | N 20 | 16.09 | Overcast | FEW030 OVC100 | -13.9 | -25 | -13.3 | -14.4 | 39% | -22 | 77.85 | 1037.8 | ||||
| 25 | 05:54 | NW 13 | 16.09 | Overcast | BKN150 OVC220 | -13.9 | -25 | 39% | -20 | 77.88 | 1038.2 | ||||||
| 25 | 04:54 | N 17 | 16.09 | Overcast | BKN180 OVC220 | -13.9 | -25.6 | 37% | -21 | 77.85 | 1037.9 | ||||||
| 25 | 03:54 | NW 17 | 16.09 | Mostly Cloudy | BKN250 | -14.4 | -26.1 | 37% | -22 | 77.88 | 1038.1 | ||||||
| Date | Time (est) | Wind (kph) | Vis. (km) | Weather | Sky Cond. | Air | Dwpt | Max. | Min. | Relative Humidity | Wind Chill (°C) | Heat Index (°C) | altimeter (cm) | sea level (mb) | 1 hr | 3 hr | 6 hr |
| 6 hour | |||||||||||||||||
| Temperature (ºC) | Pressure | Precipitation (cm) | |||||||||||||||