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. | ||||||||||||||||
| 20 | 03:54 | W 15 | 16.09 | A Few Clouds | FEW040 | -5 | -13.3 | 53% | -10 | 76.33 | 1017.5 | ||||||
| 20 | 02:54 | NW 19 | 16.09 | A Few Clouds | FEW040 | -4.4 | -10.6 | 62% | -10 | 76.28 | 1016.9 | ||||||
| 20 | 01:54 | W 19 G 46 | 16.09 | Mostly Cloudy | FEW070 BKN200 | -2.8 | -8.3 | 66% | -8 | 76.25 | 1016.3 | ||||||
| 20 | 00:54 | SW 19 | 16.09 | Mostly Cloudy | FEW070 BKN220 | -3.3 | -8.3 | -2.2 | -3.9 | 69% | -9 | 76.17 | 1015.4 | ||||
| 19 | 23:54 | SW 20 | 16.09 | Mostly Cloudy | FEW070 BKN220 | -3.3 | -8.3 | 69% | -9 | 76.12 | 1014.9 | ||||||
| 19 | 22:54 | SW 22 | 16.09 | Mostly Cloudy | FEW075 BKN220 | -3.3 | -8.3 | 69% | -9 | 76.12 | 1014.9 | ||||||
| 19 | 21:54 | SW 22 G 33 | 16.09 | Fair | CLR | -3.3 | -7.8 | 71% | -9 | 76.12 | 1014.9 | ||||||
| 19 | 20:54 | SW 17 G 35 | 16.09 | Fair | CLR | -3.3 | -8.3 | 69% | -8 | 76.1 | 1014.5 | ||||||
| 19 | 19:54 | SW 20 | 16.09 | A Few Clouds | FEW050 | -2.8 | -8.9 | 63% | -8 | 76.1 | 1014.3 | ||||||
| 19 | 18:54 | SW 30 G 44 | 16.09 | Partly Cloudy | SCT055 | -2.2 | -8.9 | 1.1 | -2.2 | 60% | -9 | 76.05 | 1013.7 | ||||
| 19 | 16:54 | SW 33 G 48 | 16.09 | Mostly Cloudy and Breezy | FEW018 BKN039 | -0.6 | -7.2 | 61% | -7 | 75.87 | 1011.3 | ||||||
| 19 | 11:54 | SW 11 | 16.09 | Mostly Cloudy | FEW013 SCT035 BKN050 | 0 | -3.3 | 79% | -3 | 75.74 | 1009.7 | ||||||
| 19 | 10:54 | SW 11 | 9.66 | Light Snow | FEW009 BKN015 BKN022 | 0 | -2.8 | 82% | -3 | 75.79 | 1010.4 | ||||||
| 19 | 09:54 | W 15 | 6.44 | Light Snow Fog/Mist | SCT008 BKN017 OVC042 | -0.6 | -2.8 | 85% | -5 | 75.84 | 1011.0 | 0.05 | |||||
| 19 | 08:54 | W 15 | 4.83 | Light Snow Fog/Mist | SCT009 SCT020 OVC043 | -1.1 | -2.2 | 92% | -5 | 75.79 | 1010.4 | 0.03 | |||||
| 19 | 07:54 | NW 9 | 3.22 | Light Snow Fog/Mist | SCT008 BKN022 OVC037 | -1.1 | -1.7 | 96% | -4 | 75.74 | 1009.6 | 0.03 | |||||
| 19 | 06:54 | W 13 | 8.05 | Light Snow Fog/Mist | SCT008 BKN030 OVC042 | -1.1 | -2.2 | -0.6 | -1.1 | 92% | -5 | 75.72 | 1009.5 | 0.03 | 0.05 | ||
| 19 | 05:54 | NW 11 | 6.44 | Light Snow Fog/Mist | FEW009 OVC045 | -1.1 | -2.2 | 92% | -5 | 75.64 | 1008.4 | ||||||
| 19 | 03:54 | NW 15 | 4.02 | Light Snow Fog/Mist | FEW007 OVC028 | -1.1 | -1.7 | 96% | -5 | 75.62 | 1008.1 | 0.03 | 0.03 | ||||
| 19 | 02:54 | NW 15 | 6.44 | Light Snow Fog/Mist | FEW010 OVC042 | -0.6 | -1.7 | 92% | -5 | 75.62 | 1008.1 | ||||||
| 19 | 01:54 | NW 19 | 11.27 | Light Snow | BKN019 OVC040 | -0.6 | -1.1 | 96% | -5 | 75.54 | 1007.0 | ||||||
| 19 | 00:54 | NW 17 | 2.41 | Light Snow Fog/Mist | BKN007 OVC014 | -0.6 | -1.1 | 0.6 | -0.6 | 96% | -5 | 75.54 | 1006.9 | 0.03 | 0.71 | ||
| 18 | 23:54 | NW 15 | 2.41 | Light Snow Fog/Mist | BKN006 OVC011 | 0 | -0.6 | 96% | -4 | 75.59 | 1007.7 | 0.05 | |||||
| 18 | 22:54 | N 17 | 1.21 | Light Snow Fog/Mist | BKN005 OVC011 | 0 | 0 | 100% | -4 | 75.64 | 1008.4 | 0.1 | |||||
| 18 | 21:54 | N 19 | 1.21 | Light Snow Fog/Mist | BKN004 OVC009 | 0 | 0 | 100% | -5 | 75.69 | 1009.0 | 0.15 | 0.53 | ||||
| 18 | 20:54 | N 13 | 1.21 | Light Snow Fog/Mist | OVC004 | 0.6 | 0 | 96% | -3 | 75.72 | 1009.4 | 0.18 | |||||
| 18 | 19:54 | N 13 | 1.61 | Light Snow Fog/Mist | BKN003 OVC006 | 0.6 | 0 | 96% | -3 | 75.77 | 1010.0 | 0.2 | |||||
| 18 | 18:54 | N 11 | 1.21 | Light Snow Fog/Mist | OVC004 | 0 | 0 | 2.2 | 0 | 100% | -3 | 75.79 | 1010.5 | 0.15 | 0.15 | ||
| 18 | 17:54 | NE 9 | 6.44 | Light Snow Fog/Mist | BKN007 OVC011 | 1.1 | 0 | 92% | -1 | 75.9 | 1011.6 | ||||||
| 18 | 16:54 | NE 9 | 9.66 | Fog/Mist | BKN006 BKN013 OVC041 | 1.1 | 0.6 | 97% | -1 | 75.92 | 1012.1 | ||||||
| 18 | 15:54 | E 9 | 8.05 | Light Snow Fog/Mist | SCT006 BKN011 OVC020 | 1.1 | 0.6 | 97% | -1 | 76.02 | 1013.5 | ||||||
| 18 | 14:54 | E 6 | 11.27 | Overcast | FEW015 BKN032 OVC045 | 1.7 | 0.6 | 93% | 76.1 | 1014.3 | |||||||
| 18 | 13:54 | Calm | 16.09 | Overcast | FEW009 SCT014 OVC030 | 1.7 | 0 | 89% | 76.17 | 1015.4 | |||||||
| 18 | 12:54 | S 7 | 12.87 | Light Snow | SCT008 BKN012 OVC018 | 1.7 | 0.6 | 1.7 | -0.6 | 93% | -0 | 76.28 | 1016.7 | 0.05 | |||
| 18 | 11:54 | SW 7 | 6.44 | Fog/Mist | OVC009 | 1.1 | 0 | 92% | -1 | 76.33 | 1017.4 | 0.03 | |||||
| 18 | 10:54 | SW 9 | 4.83 | Light Snow Fog/Mist | BKN009 BKN012 OVC021 | 1.1 | 0 | 92% | -1 | 76.4 | 1018.4 | 0.03 | |||||
| 18 | 09:54 | SW 19 | 4.02 | Light Snow Fog/Mist | FEW010 BKN031 OVC041 | 1.1 | -0.6 | 89% | -3 | 76.48 | 1019.4 | ||||||
| 18 | 08:54 | SW 22 | 16.09 | Overcast | OVC065 | 1.1 | -1.7 | 82% | -4 | 76.43 | 1018.7 | ||||||
| 18 | 07:54 | SW 9 | 16.09 | Overcast | OVC075 | 0 | -1.7 | 88% | -3 | 76.33 | 1017.6 | ||||||
| 18 | 05:54 | S 9 | 16.09 | Overcast | BKN070 OVC085 | -0.6 | -2.2 | 89% | -3 | 76.28 | 1016.7 | ||||||
| 18 | 04:54 | SW 11 | 16.09 | Overcast | BKN110 OVC130 | -0.6 | -2.2 | 89% | -4 | 76.4 | 1018.3 | ||||||
| 18 | 03:54 | SW 15 | 14.48 | Overcast | OVC220 | -0.6 | -2.2 | 89% | -5 | 76.38 | 1018.0 | ||||||
| 18 | 02:54 | SW 17 | 16.09 | Mostly Cloudy | BKN250 | -1.1 | -2.2 | 92% | -6 | 76.4 | 1018.4 | ||||||
| 18 | 01:54 | SW 9 | 16.09 | Overcast | OVC250 | -1.1 | -2.2 | 92% | -4 | 76.43 | 1018.8 | ||||||
| 18 | 00:54 | S 13 | 16.09 | Overcast | OVC250 | -0.6 | -2.2 | 2.2 | -0.6 | 89% | -4 | 76.38 | 1018.2 | ||||
| 17 | 23:54 | SW 19 | 16.09 | Mostly Cloudy | BKN250 | 0.6 | -1.7 | 85% | -4 | 76.4 | 1018.5 | ||||||
| 17 | 22:54 | SW 13 | 16.09 | Overcast | SCT220 OVC250 | 1.1 | -1.7 | 82% | -2 | 76.4 | 1018.3 | ||||||
| 17 | 21:54 | W 15 | 16.09 | Partly Cloudy | FEW016 SCT250 | 1.1 | -1.7 | 82% | -3 | 76.38 | 1018.0 | ||||||
| 17 | 20:54 | W 28 G 44 | 16.09 | Mostly Cloudy | BKN015 BKN250 | 1.7 | -1.1 | 82% | -4 | 76.35 | 1018.0 | ||||||
| 17 | 19:54 | W 30 G 52 | 16.09 | Overcast | SCT015 OVC095 | 2.2 | -0.6 | 82% | -3 | 76.3 | 1017.3 | ||||||
| 17 | 18:54 | SW 24 | 16.09 | Overcast | FEW080 OVC110 | 2.2 | 0 | 3.9 | 2.2 | 86% | -3 | 76.25 | 1016.5 | 0.05 | |||
| 17 | 17:54 | SW 28 | 16.09 | Light Rain | FEW015 SCT055 OVC090 | 2.8 | 0.6 | 86% | -2 | 76.23 | 1016.0 | ||||||
| 17 | 16:54 | SW 24 | 14.48 | Light Rain | BKN034 OVC075 | 3.3 | 1.1 | 86% | -1 | 76.17 | 1015.3 | 0.03 | |||||
| 17 | 15:54 | SW 17 | 16.09 | Light Rain | BKN032 OVC039 | 3.3 | 0 | 79% | -0 | 76.15 | 1015.2 | 0.03 | 0.03 | ||||
| 17 | 14:54 | Calm | 16.09 | Overcast | BKN042 OVC055 | 2.8 | -1.7 | 73% | 76.2 | 1015.9 | |||||||
| 17 | 13:54 | Vrbl 6 | 16.09 | Overcast | BKN050 OVC070 | 3.3 | -2.8 | 65% | 76.23 | 1016.1 | |||||||
| 17 | 12:54 | Calm | 16.09 | Light Snow | FEW030 BKN065 OVC080 | 2.8 | -2.2 | 2.8 | 0 | 70% | 76.23 | 1016.0 | |||||
| 17 | 11:54 | SE 6 | 16.09 | Overcast | BKN070 OVC090 | 2.2 | -2.8 | 70% | 76.33 | 1017.4 | |||||||
| 17 | 10:54 | SW 9 | 16.09 | Overcast | FEW050 OVC085 | 2.8 | -2.8 | 67% | 1 | 76.45 | 1019.1 | ||||||
| 17 | 09:54 | SW 7 | 16.09 | Overcast | FEW025 BKN050 BKN120 OVC220 | 2.2 | -3.3 | 67% | 0 | 76.45 | 1019.3 | ||||||
| 17 | 08:54 | SW 13 | 16.09 | Mostly Cloudy | BKN060 BKN085 BKN220 | 2.8 | -3.9 | 62% | -0 | 76.5 | 1019.8 | ||||||
| 17 | 07:54 | SE 6 | 16.09 | Overcast | BKN060 OVC100 | 0.6 | -4.4 | 70% | 76.43 | 1018.9 | |||||||
| 17 | 06:54 | S 11 | 16.09 | Overcast | OVC075 | 0 | -5 | 0 | -1.7 | 69% | -3 | 76.48 | 1019.5 | ||||
| 17 | 05:54 | S 13 | 16.09 | Overcast | OVC085 | -0.6 | -6.1 | 67% | -4 | 76.5 | 1019.8 | ||||||
| 17 | 04:54 | S 6 | 16.09 | Overcast | OVC080 | -1.1 | -7.8 | 61% | 76.53 | 1020.3 | |||||||
| 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) | |||||||||||||||