Weather observations for the past three days for
Laurence G Hanscom Field 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. | ||||||||||||||||
| 08 | 20:51 | Calm | 14.48 | Fair | CLR | -2.8 | -3.3 | 96% | 76.91 | 1027.0 | |||||||
| 08 | 19:51 | Calm | 16.09 | Fair | CLR | -1.7 | -2.2 | 96% | 76.84 | 1025.9 | |||||||
| 08 | 18:51 | W 6 | 16.09 | Fair | CLR | -0.6 | -1.1 | 7.8 | -1.7 | 96% | 76.81 | 1025.5 | |||||
| 08 | 17:51 | W 13 | 16.09 | Fair | CLR | 0.6 | -1.1 | 89% | -3 | 76.78 | 1025.4 | ||||||
| 08 | 16:51 | W 9 | 16.09 | Fair | CLR | 2.8 | -1.1 | 76% | 1 | 76.71 | 1024.3 | ||||||
| 08 | 15:51 | W 7 | 16.09 | Fair | CLR | 5 | -1.1 | 65% | 4 | 76.66 | 1023.4 | ||||||
| 08 | 14:51 | NW 9 | 16.09 | Partly Cloudy | SCT032 | 6.7 | 0 | 63% | 5 | 76.63 | 1023.1 | ||||||
| 08 | 13:51 | W 15 | 16.09 | Mostly Cloudy | BKN035 | 7.8 | 1.1 | 63% | 6 | 76.56 | 1022.3 | ||||||
| 08 | 12:51 | W 17 | 16.09 | Fair | CLR | 7.8 | 1.1 | 7.8 | -5.6 | 63% | 5 | 76.56 | 1021.9 | ||||
| 08 | 11:51 | W 9 | 16.09 | Fair | CLR | 7.2 | 1.7 | 68% | 6 | 76.53 | 1021.6 | ||||||
| 08 | 10:51 | W 9 | 16.09 | Fair | CLR | 5 | 1.1 | 76% | 3 | 76.5 | 1021.5 | ||||||
| 08 | 09:51 | W 7 | 16.09 | Fair | CLR | 2.8 | 0.6 | 86% | 1 | 76.48 | 1021.2 | ||||||
| 08 | 08:51 | W 6 | 16.09 | Fair | CLR | 0 | -0.6 | 96% | 76.45 | 1020.8 | |||||||
| 08 | 07:51 | Calm | 16.09 | Shallow Fog | CLR | -3.3 | -3.9 | 96% | 76.4 | 1020.1 | |||||||
| 08 | 06:51 | Calm | 11.27 | Fair | CLR | -3.9 | -3.9 | 0.6 | -3.9 | 100% | 76.33 | 1019.3 | |||||
| 08 | 05:51 | W 6 | 16.09 | Fair | CLR | -2.2 | -2.2 | 100% | 76.25 | 1018.3 | |||||||
| 08 | 04:51 | Calm | 12.87 | Fair | CLR | -1.7 | -1.7 | 100% | 76.2 | 1017.4 | |||||||
| 08 | 03:51 | W 7 | 16.09 | Fair | CLR | -0.6 | -0.6 | 100% | -3 | 76.12 | 1016.5 | ||||||
| 08 | 02:51 | W 7 | 16.09 | Fair | CLR | 0 | -0.6 | 96% | -2 | 76.05 | 1015.5 | ||||||
| 08 | 01:51 | W 9 | 16.09 | Fair | CLR | -0.6 | -1.1 | 96% | -3 | 76 | 1014.7 | ||||||
| 08 | 00:51 | W 9 | 16.09 | Fair | CLR | 0.6 | -0.6 | 1.1 | -1.1 | 92% | -2 | 75.92 | 1013.7 | ||||
| 07 | 23:51 | W 11 | 16.09 | Mostly Cloudy | BKN028 | 1.1 | 0 | 92% | -2 | 75.92 | 1013.7 | ||||||
| 07 | 22:51 | W 9 | 16.09 | Partly Cloudy | SCT028 | 0.6 | -0.6 | 92% | -2 | 75.87 | 1013.2 | ||||||
| 07 | 21:51 | W 7 | 16.09 | Mostly Cloudy | BKN025 | 0.6 | -0.6 | 92% | -1 | 75.84 | 1012.6 | ||||||
| 07 | 20:51 | W 15 | 16.09 | Mostly Cloudy | BKN025 | 0.6 | 0 | 96% | -3 | 75.82 | 1012.2 | ||||||
| 07 | 19:51 | W 9 | 16.09 | A Few Clouds | FEW075 | 0.6 | -0.6 | 92% | -2 | 75.69 | 1010.6 | ||||||
| 07 | 18:51 | W 11 | 16.09 | Overcast | BKN075 OVC100 | 0.6 | -0.6 | 0.6 | -0.6 | 92% | -2 | 75.67 | 1010.4 | ||||
| 07 | 17:51 | W 9 | 16.09 | Overcast | OVC070 | 0.6 | -0.6 | 92% | -2 | 75.62 | 1009.7 | ||||||
| 07 | 16:51 | SW 7 | 16.09 | Mostly Cloudy | BKN065 | 0 | -1.1 | 92% | -2 | 75.57 | 1009.0 | ||||||
| 07 | 15:51 | Calm | 16.09 | Mostly Cloudy | SCT008 BKN050 BKN090 | 0 | -0.6 | 96% | 75.46 | 1007.6 | |||||||
| 07 | 14:51 | NW 6 | 16.09 | Overcast | OVC007 | 0 | -0.6 | 96% | 75.39 | 1006.8 | |||||||
| 07 | 13:51 | NW 7 | 14.48 | Overcast | OVC006 | 0 | -1.1 | 92% | -2 | 75.34 | 1006.0 | ||||||
| 07 | 12:51 | NW 9 | 3.22 | Light Snow Fog/Mist | BKN008 OVC011 | -0.6 | -1.7 | -0.6 | -1.1 | 92% | -3 | 75.31 | 1005.7 | 0.05 | 0.13 | ||
| 07 | 11:51 | NW 11 | 2.01 | Light Freezing Rain | OVC006 | -0.6 | -1.7 | 92% | -4 | 75.34 | 1005.9 | 0.05 | |||||
| 07 | 10:51 | N 9 | 2.01 | Light Freezing Rain Fog/Mist | OVC003 | -1.1 | -1.7 | 96% | -4 | 75.34 | 1006.1 | 0.03 | |||||
| 07 | 09:51 | N 9 | 3.22 | Fog/Mist | OVC004 | -1.1 | -1.7 | 96% | -4 | 75.34 | 1006.1 | ||||||
| 07 | 08:51 | N 7 | 6.44 | Fog/Mist | OVC005 | -1.1 | -2.2 | 92% | -3 | 75.34 | 1006.0 | ||||||
| 07 | 07:51 | N 7 | 8.05 | Fog/Mist | OVC005 | -1.1 | -2.2 | 92% | -3 | 75.36 | 1006.2 | ||||||
| 07 | 06:51 | N 11 | 16.09 | Overcast | OVC005 | -1.1 | -2.2 | -1.1 | -1.1 | 92% | -5 | 75.31 | 1005.7 | 0.05 | 0.33 | ||
| 07 | 05:51 | N 9 | 6.44 | Freezing Rain Fog/Mist | OVC005 | -1.1 | -2.2 | 92% | -4 | 75.36 | 1006.3 | 0.23 | |||||
| 07 | 04:51 | N 9 | 4.83 | Light Freezing Rain Fog/Mist | OVC004 | -1.1 | -2.2 | 92% | -4 | 75.39 | 1006.6 | ||||||
| 07 | 03:51 | N 9 | 4.83 | Light Freezing Rain Fog/Mist | OVC004 | -1.1 | -1.7 | 96% | -4 | 75.41 | 1007.1 | 0.05 | 0.05 | ||||
| 07 | 02:51 | N 9 | 3.22 | Fog/Mist | OVC004 | -1.1 | -1.7 | 96% | -4 | 75.49 | 1008.1 | ||||||
| 07 | 01:51 | NE 9 | 3.22 | Light Freezing Rain Fog/Mist | OVC006 | -1.1 | -1.7 | 96% | -4 | 75.54 | 1008.9 | ||||||
| 07 | 00:51 | N 7 | 12.87 | Unknown Precip | OVC009 | -1.1 | -2.2 | -0.6 | -1.1 | 92% | -3 | 75.59 | 1009.4 | 0.03 | |||
| 06 | 23:51 | NE 6 | 12.87 | Overcast | OVC011 | -1.1 | -2.2 | 92% | 75.69 | 1010.6 | |||||||
| 06 | 22:51 | NE 6 | 12.87 | Overcast | OVC012 | -1.1 | -2.8 | 88% | 75.77 | 1011.6 | |||||||
| 06 | 21:51 | Calm | 9.66 | Light Snow Fog/Mist | OVC013 | -1.1 | -2.8 | 88% | 75.84 | 1012.8 | 0.03 | ||||||
| 06 | 20:51 | NE 7 | 9.66 | Light Snow Fog/Mist | OVC013 | -1.1 | -2.8 | 88% | -3 | 75.84 | 1012.9 | 0.03 | |||||
| 06 | 19:51 | NE 6 | 12.87 | Overcast | OVC012 | -1.1 | -3.3 | 85% | 75.95 | 1014.1 | |||||||
| 06 | 18:51 | N 6 | 12.87 | Overcast | OVC011 | -1.1 | -3.3 | -0.6 | -1.7 | 85% | 76.02 | 1015.2 | |||||
| 06 | 17:51 | E 9 | 12.87 | Overcast | OVC010 | -1.1 | -3.3 | 85% | -4 | 76 | 1014.8 | ||||||
| 06 | 16:51 | E 7 | 14.48 | Mostly Cloudy | BKN012 | -1.1 | -3.9 | 82% | -3 | 76.02 | 1015.2 | ||||||
| 06 | 15:51 | SE 6 | 12.87 | Fair | CLR | -1.1 | -3.9 | 82% | 76.1 | 1016.0 | |||||||
| 06 | 14:51 | NE 9 | 16.09 | Mostly Cloudy | BKN110 | -0.6 | -4.4 | 76% | -3 | 76.05 | 1015.5 | ||||||
| 06 | 13:51 | NE 9 | 16.09 | Partly Cloudy | SCT120 | -0.6 | -4.4 | 76% | -3 | 76.07 | 1015.7 | ||||||
| 06 | 12:51 | Calm | 16.09 | Fair | CLR | -1.1 | -5 | -1.1 | -6.7 | 75% | 76.1 | 1016.2 | |||||
| 06 | 11:51 | Calm | 16.09 | Fair | CLR | -1.7 | -5.6 | 75% | 76.17 | 1017.3 | |||||||
| 06 | 10:51 | Calm | 16.09 | Fair | CLR | -2.8 | -6.1 | 78% | 76.25 | 1018.2 | |||||||
| 06 | 09:51 | Calm | 16.09 | Fair | CLR | -3.9 | -6.7 | 81% | 76.3 | 1019.0 | |||||||
| 06 | 08:51 | Vrbl 6 | 9.66 | Fog/Mist | CLR | -5 | -7.2 | 85% | 76.3 | 1018.9 | |||||||
| 06 | 07:51 | Calm | 8.05 | Fog/Mist | FEW065 | -6.7 | -7.8 | 92% | 76.28 | 1018.5 | |||||||
| 06 | 06:51 | Calm | 9.66 | Fog/Mist | FEW006 OVC070 | -5 | -6.7 | -3.9 | -5 | 88% | 76.23 | 1017.9 | |||||
| 06 | 05:51 | N 7 | 12.87 | Overcast | FEW006 OVC070 | -5 | -6.7 | 88% | -8 | 76.2 | 1017.8 | ||||||
| 06 | 04:51 | N 6 | 12.87 | Overcast | FEW006 OVC075 | -5 | -6.1 | 92% | 76.2 | 1017.5 | |||||||
| 06 | 03:51 | NW 7 | 12.87 | Overcast | OVC005 | -4.4 | -5.6 | 91% | -7 | 76.17 | 1017.2 | ||||||
| 06 | 02:51 | NW 7 | 14.48 | Overcast | OVC050 | -4.4 | -5.6 | 91% | -7 | 76.2 | 1017.6 | ||||||
| 06 | 01:51 | N 6 | 12.87 | Overcast | BKN006 OVC041 | -3.9 | -5.6 | 88% | 76.2 | 1017.7 | |||||||
| 06 | 00:51 | Calm | 11.27 | Overcast | OVC018 | -3.9 | -5.6 | -3.9 | -4.4 | 88% | 76.2 | 1017.7 | 0.05 | ||||
| 05 | 23:51 | Calm | 8.05 | Unknown Precip Fog/Mist | BKN014 OVC020 | -4.4 | -5.6 | 91% | 76.25 | 1018.3 | 0.03 | ||||||
| 05 | 22:51 | E 6 | 4.02 | Light Snow Fog/Mist | SCT024 BKN029 OVC039 | -4.4 | -6.1 | 88% | 76.33 | 1019.3 | 0.03 | ||||||
| 05 | 21:51 | SE 7 | 6.44 | Light Snow | OVC019 | -3.9 | -8.3 | 72% | -7 | 76.35 | 1019.6 | ||||||
| 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) | |||||||||||||||