Weather observations for the past three days for
Laurence G Hanscom Field Airport
Metric (Imperial)
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 00:51 W 7 16.09 A Few Clouds FEW065 -6.1 -10 -3.3 -6.1 74% -9 76.12 1016.7
19 23:51 SW 11 16.09 Fair CLR -5.6 -10 71% -10 76.1 1016.1
19 22:51 SW 9 16.09 Fair CLR -5.6 -10 71% -9 76.07 1015.9
19 21:51 SW 11 16.09 Fair CLR -5.6 -10 71% -10 76.07 1015.9
19 20:51 SW 11 16.09 Fair CLR -5.6 -10 71% -10 76.05 1015.5
19 19:51 SW 9 16.09 Fair CLR -4.4 -9.4 68% -8 76.02 1015.1
19 18:51 SW 17 G 30 16.09 Fair CLR -3.3 -8.9 0 -3.3 66% -8 76 1014.8
19 17:51 SW 17 16.09 Overcast OVC055 -2.2 -7.8 66% -7 75.97 1014.4
19 16:51 SW 24 G 33 16.09 Overcast BKN039 OVC048 -1.7 -7.2 66% -8 75.82 1012.5
19 15:51 SW 11 16.09 Overcast OVC036 -1.1 -6.7 66% -5 75.74 1011.3
19 14:51 SW 17 16.09 Mostly Cloudy BKN036 -0.6 -5.6 69% -5 75.69 1010.7
19 13:51 SW 17 16.09 Mostly Cloudy BKN032 -1.1 -5.6 72% -6 75.67 1010.3
19 12:51 SW 11 16.09 Mostly Cloudy SCT019 BKN035 BKN042 -0.6 -3.9 -0.6 -2.2 79% -4 75.64 1010.2 0.05
19 11:51 W 11 16.09 Overcast SCT012 OVC021 -1.1 -4.4 79% -5 75.72 1011.0
19 10:51 SW 7 16.09 Partly Cloudy FEW032 SCT044 -1.7 -3.9 85% -4 75.77 1011.7
19 09:51 W 11 4.02 Light Snow Fog/Mist BKN007 OVC026 -1.7 -3.3 89% -5 75.82 1012.3 0.05
19 08:51 Calm 4.83 Light Snow Fog/Mist BKN009 OVC031 -2.2 -2.8 96% 75.72 1011.2 0.03
19 07:51 NW 7 4.83 Light Snow Fog/Mist BKN033 OVC047 -2.2 -3.3 92% -5 75.72 1011.0 0.03
19 06:51 W 9 4.83 Light Snow Fog/Mist FEW009 OVC045 -2.2 -3.3 -1.1 -2.2 92% -5 75.69 1010.8 0.1
19 05:51 NW 7 6.44 Light Snow Fog/Mist BKN046 OVC060 -2.2 -3.3 92% -5 75.62 1009.7 0.03
19 04:51 NW 6 8.05 Light Snow Fog/Mist OVC070 -2.2 -3.3 92% 75.62 1009.6
19 03:51 NW 7 4.83 Light Snow Fog/Mist FEW007 OVC029 -2.2 -2.8 96% -5 75.62 1009.6 0.03 0.08
19 02:51 NW 9 4.02 Light Snow Fog/Mist FEW007 BKN029 OVC040 -1.7 -2.8 92% -5 75.62 1009.6 0.03
19 01:51 NW 11 3.22 Light Snow Fog/Mist SCT009 BKN027 OVC032 -1.7 -2.8 92% -5 75.54 1008.6 0.03
19 00:51 NW 11 2.82 Light Snow Fog/Mist FEW006 OVC018 -1.7 -2.2 0 -1.7 96% -5 75.51 1008.5 0.03 0.53
18 23:50 N 11 3.22 Light Snow Fog/Mist SCT008 BKN011 OVC020 -1.1 -2.2 92% -5 75.59 1009.4 0.05
18 22:51 N 13 1.21 Light Snow Fog/Mist OVC003 -1.1 -1.7 96% -5 75.64 1010.1 0.08
18 21:51 N 15 1.21 Light Snow Fog/Mist OVC003 -0.6 -1.1 96% -5 75.69 1010.6 0.13 0.38
18 20:51 N 9 1.21 Light Snow Fog/Mist OVC003 -0.6 -1.1 96% -3 75.72 1011.1 0.13
18 19:51 N 13 1.61 Light Snow Fog/Mist OVC003 -0.6 -1.1 96% -4 75.74 1011.5 0.13
18 18:51 N 9 1.61 Light Snow Fog/Mist OVC003 0 -1.1 0.6 0 92% -3 75.79 1012.1 0.03 0.03
18 17:51 N 7 4.83 Snow OVC003 0 -1.1 92% -2 75.84 1012.8
18 16:51 NE 6 4.83 Fog/Mist OVC007 0 -1.1 92% 75.9 1013.6
18 15:51 NE 6 4.83 Fog/Mist OVC041 0 -0.6 96% 76 1014.8
18 14:51 Calm 6.44 Fog/Mist OVC043 0 -0.6 96% 76.05 1015.4
18 13:51 Calm 8.05 Fog/Mist OVC048 0.6 -0.6 92% 76.12 1016.5
18 12:51 Calm 9.66 Fog/Mist OVC046 0.6 -1.1 0.6 -3.3 89% 76.23 1017.9
18 11:51 SW 7 8.05 Fog/Mist SCT034 OVC055 0 -1.1 92% -2 76.28 1018.5
18 10:51 SW 6 3.22 Light Snow Fog/Mist BKN008 OVC060 -0.6 -1.7 92% 76.35 1019.6
18 09:51 Calm 4.83 Light Snow Fog/Mist BKN043 OVC050 -0.6 -2.2 89% 76.43 1020.4
18 08:51 SW 7 9.66 Overcast BKN060 OVC075 -1.1 -2.8 88% -3 76.38 1019.8
18 07:51 Calm 8.05 Fog/Mist FEW120 -3.3 -3.9 96% 76.28 1018.6
18 06:51 Calm 12.87 Mostly Cloudy BKN100 BKN120 -2.8 -3.3 -2.2 -6.1 96% 76.25 1018.2
18 05:51 SE 7 14.48 Mostly Cloudy BKN100 -2.8 -3.3 96% -5 76.2 1017.7
18 04:51 S 6 11.27 Partly Cloudy SCT120 -4.4 -5 96% 76.35 1019.5
18 03:51 Calm 9.66 Fog/Mist FEW120 -5 -5.6 96% 76.3 1018.8
18 02:51 Calm 1.21 Fog/Mist CLR -5 -5.6 96% 76.35 1019.6
18 01:51 Calm 0.80 Freezing Fog CLR -5 -5.6 96% 76.38 1019.9
18 00:51 Calm 2.01 Fog/Mist CLR -3.9 -3.9 0.6 -4.4 100% 76.35 1019.4
17 23:51 SW 7 16.09 Fair CLR -1.7 -2.8 92% -4 76.35 1019.5
17 22:51 Calm 14.48 Fair CLR -1.7 -2.2 96% 76.35 1019.5
17 21:51 SW 6 16.09 Mostly Cloudy BKN019 -0.6 -2.2 89% 76.35 1019.3
17 20:51 SW 15 16.09 Mostly Cloudy BKN019 0.6 -1.7 85% -3 76.33 1019.0
17 19:51 SW 11 16.09 Mostly Cloudy BKN017 0.6 -1.1 89% -2 76.28 1018.7
17 18:51 SW 9 16.09 Overcast BKN013 OVC110 0.6 -0.6 1.1 0 92% -2 76.23 1017.7 0.28
17 17:51 SW 15 16.09 Overcast FEW075 BKN100 OVC110 0.6 -0.6 92% -3 76.15 1016.9 0.03
17 16:51 SW 7 2.01 Fog/Mist BKN006 BKN014 OVC090 0.6 0 96% -1 76.12 1016.7 0.03
17 15:51 SW 6 2.41 Light Snow Fog/Mist OVC006 0 -0.6 96% 76.12 1016.5 0.08 0.23
17 14:51 Calm 1.21 Light Snow Fog/Mist VV015 0 -0.6 96% 76.17 1017.1 0.08
17 13:51 Calm 0.80 Snow Fog OVC004 0 -0.6 96% 76.2 1017.4 0.08
17 12:51 Calm 4.83 Light Snow OVC030 1.1 -2.8 1.7 -1.7 76% 76.17 1017.2
17 11:51 S 7 16.09 Overcast BKN060 OVC070 1.1 -3.3 73% -1 76.28 1018.4
17 10:51 Calm 16.09 Overcast BKN055 OVC070 0.6 -3.3 75% 76.4 1020.2
17 09:51 Vrbl 6 16.09 Overcast FEW055 BKN075 OVC090 0.6 -3.9 72% 76.43 1020.7
17 08:51 S 7 16.09 Overcast OVC033 -1.1 -4.4 79% -3 76.43 1020.8
17 07:51 Calm 4.83 Light Snow OVC007 -1.7 -5.6 75% 76.43 1020.5
17 06:51 Vrbl 6 16.09 Overcast OVC036 -1.1 -8.3 -1.1 -3.3 58% 76.43 1020.7
17 05:51 SE 9 16.09 Overcast BKN065 OVC080 -1.1 -9.4 54% -4 76.43 1020.6
17 04:51 E 6 16.09 Overcast OVC080 -2.2 -10.6 53% 76.45 1020.8
17 03:51 Calm 16.09 Overcast OVC075 -2.2 -11.1 51% 76.48 1021.2
17 02:51 SE 6 16.09 Overcast OVC080 -2.8 -11.7 51% 76.43 1020.7
17 01:51 SE 7 16.09 Overcast OVC075 -2.8 -12.8 46% -5 76.45 1020.8
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)