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.
24 00:51 W 13 0.00 Fair CLR 4.4 -0.6 6.7 3.9 70% 2 74.93 1000.2
23 23:51 W 17 0.00 Fair CLR 5 -0.6 67% 2 74.9 999.9
23 22:51 W 15 16.09 Fair CLR 5.6 -0.6 65% 3 74.88 999.8
23 21:51 W 22 G 37 16.09 Fair CLR 6.1 -0.6 63% 3 74.85 999.4
23 20:51 W 15 0.00 Mostly Cloudy BKN037 6.1 0.6 68% 3 74.83 998.9
23 19:51 W 19 G 35 0.00 A Few Clouds FEW040 6.7 1.1 68% 4 74.78 998.3
23 18:51 NW 17 0.00 Fair CLR 6.1 1.1 8.3 6.1 71% 3 74.73 997.6
23 17:51 NW 31 G 57 16.09 Mostly Cloudy BKN090 6.7 1.1 68% 3 74.7 997.2
23 16:51 NW 24 G 43 16.09 Overcast BKN035 OVC090 6.7 1.1 68% 3 74.63 996.1
23 15:51 NW 43 G 70 16.09 Overcast and Windy OVC060 7.8 0.6 61% 3 74.52 995.0
23 14:51 NW 33 G 54 16.09 Light Rain and Breezy OVC055 7.8 1.1 63% 4 74.42 993.6
23 13:51 NW 24 G 43 16.09 Overcast OVC050 7.2 1.7 68% 4 74.37 992.9
23 12:51 NW 26 G 50 16.09 Overcast BKN025 OVC049 7.2 2.2 7.2 5 71% 4 74.32 992.3 0.43
23 11:51 NW 20 G 33 12.87 Overcast BKN015 BKN046 OVC055 6.1 3.3 82% 3 74.35 992.6 0.03
23 10:51 NW 17 12.87 Overcast BKN015 BKN046 OVC055 5.6 3.3 85% 3 74.4 993.1 0.03
23 09:51 NW 19 12.87 Light Rain BKN015 BKN024 OVC049 5 3.3 89% 2 74.4 993.3 0.05 0.38
23 08:51 NW 20 12.87 Light Rain FEW012 BKN024 OVC031 5 3.3 89% 1 74.45 993.9 0.1
23 07:51 NW 19 G 37 6.44 Light Rain Fog/Mist BKN009 BKN018 OVC025 5.6 3.9 89% 2 74.45 994.0 0.23
23 06:51 NW 17 6.44 Light Rain Fog/Mist BKN009 BKN016 OVC035 6.1 5 6.7 6.1 93% 3 74.45 994.0 0.18 1.04
23 05:51 NW 15 0.00 Light Rain OVC009 6.1 5 93% 3 74.45 994.0 0.2
23 04:51 NW 11 0.00 Rain BKN007 OVC028 6.1 5.6 97% 4 74.47 994.3 0.18
23 03:51 NW 9 0.00 Light Rain FEW006 BKN013 OVC042 6.1 5.6 97% 4 74.5 994.5 0.18 0.48
23 02:51 N 11 0.00 Rain FEW008 BKN027 OVC036 6.7 5.6 93% 5 74.52 994.8 0.18
23 01:51 Calm 0.00 Light Rain FEW008 BKN023 OVC028 6.7 6.1 96% 74.57 995.6 0.13
23 00:51 N 13 0.00 Rain FEW018 BKN029 OVC037 6.7 5.6 7.2 5.6 93% 4 74.6 995.7 0.18 0.84
22 23:51 N 6 0.00 Rain BKN006 BKN012 OVC027 6.1 5.6 97% 74.65 996.4 0.28
22 22:51 N 9 16.09 Light Rain SCT006 OVC011 6.1 5 93% 4 74.68 997.0 0.1
22 21:51 NW 7 8.05 Fog/Mist FEW034 BKN042 OVC050 5.6 4.4 92% 4 74.73 997.6 0.03 0.28
22 20:51 N 7 8.05 Light Rain Fog/Mist FEW033 OVC047 5.6 4.4 92% 4 74.8 998.7 0.05
22 19:51 Calm 8.05 Light Rain Fog/Mist FEW020 OVC030 5.6 4.4 92% 74.85 999.3 0.2
22 18:51 NE 7 6.44 Light Rain Fog/Mist OVC031 6.1 4.4 11.7 6.1 89% 5 74.88 999.6 0.08 0.08
22 17:51 SE 20 G 35 16.09 Overcast FEW033 OVC047 8.9 2.2 63% 6 74.85 999.5
22 16:51 E 13 16.09 Overcast FEW049 BKN060 OVC075 9.4 1.1 56% 8 74.85 999.2
22 15:51 SE 9 16.09 Fair CLR 9.4 0 52% 8 74.8 998.6
22 14:51 SE 17 16.09 Overcast OVC065 10 1.1 54% 8 74.8 998.4
22 13:51 S 15 0.00 Mostly Cloudy FEW046 BKN050 BKN070 11.1 1.1 50% 74.75 998.0
22 12:51 SE 19 16.09 Overcast BKN043 BKN050 OVC060 10 1.7 11.1 6.1 57% 8 74.75 997.9
22 11:51 SE 9 16.09 Mostly Cloudy SCT030 SCT046 BKN060 10.6 2.8 59% 74.75 997.9
22 10:51 S 17 G 33 16.09 Partly Cloudy SCT030 10 2.8 61% 8 74.75 998.0
22 09:51 SE 20 16.09 Partly Cloudy SCT025 9.4 4.4 71% 7 74.78 998.3
22 08:51 SE 17 16.09 Mostly Cloudy FEW030 SCT038 BKN055 7.2 3.3 77% 5 74.75 998.0
22 07:51 SE 17 12.87 Overcast BKN025 OVC035 6.7 3.3 79% 4 74.7 997.1
22 06:51 SE 11 12.87 Overcast BKN025 OVC035 6.1 3.3 8.3 6.1 82% 4 74.6 996.0 0.89
22 05:51 S 19 G 35 0.00 Overcast OVC025 6.7 3.3 79% 4 74.55 995.3
22 04:51 S 15 G 30 0.00 Mostly Cloudy SCT023 SCT029 BKN120 6.7 3.9 83% 4 74.45 994.1 0.03
22 03:51 S 19 G 30 0.00 Light Rain BKN055 OVC075 8.3 6.1 86% 6 74.4 993.2 0.2 0.86
22 02:51 E 30 G 50 0.00 Rain OVC012 8.3 7.2 93% 5 74.37 993.0 0.25
22 01:51 E 37 G 57 0.00 Rain and Breezy SCT010 OVC015 8.3 6.7 90% 4 74.45 994.0 0.41
22 00:51 E 26 0.00 Rain OVC011 7.8 6.7 7.8 7.8 93% 4 74.52 994.9 0.23 0.69
21 23:51 E 31 G 46 0.00 Light Rain SCT010 OVC015 7.8 6.1 89% 4 74.6 995.9 0.15
21 22:51 E 22 G 39 0.00 Light Rain BKN011 OVC014 7.8 6.7 93% 5 74.73 997.6 0.08
21 21:51 E 22 G 43 6.44 Light Rain Fog/Mist OVC008 7.8 6.1 89% 5 74.75 997.9 0.03 0.23
21 20:51 E 22 G 39 16.09 Light Rain OVC009 7.8 6.1 89% 5 74.78 998.4 0.08
21 19:51 E 24 G 39 16.09 Light Rain OVC005 7.8 6.1 89% 5 74.9 1000.0 0.13
21 18:51 E 19 G 33 4.83 Rain Fog/Mist OVC005 7.8 6.1 7.8 7.2 89% 5 74.96 1000.6 0.3 1.73
21 17:51 E 20 G 31 4.83 Rain Fog/Mist OVC005 7.8 6.1 89% 5 74.96 1000.6 0.36
21 16:51 NE 31 G 44 4.83 Heavy Rain Fog/Mist OVC005 7.2 6.1 93% 3 74.88 999.8 0.51
21 15:51 E 28 G 44 4.83 Rain Fog/Mist OVC005 7.2 6.1 93% 3 74.88 999.8 0.2 0.56
21 14:51 NE 30 G 43 4.83 Rain Fog/Mist OVC005 7.2 5.6 90% 3 74.88 999.8 0.2
21 13:51 E 22 G 37 4.83 Rain Fog/Mist OVC005 7.2 5.6 90% 4 74.98 1001.1 0.15
21 12:51 E 24 G 39 16.09 Overcast OVC011 7.8 5.6 7.8 6.7 86% 5 75.03 1001.6 0.03 1.07
21 11:51 E 19 G 39 1.61 Light Rain Fog/Mist OVC005 7.2 6.1 93% 4 75.11 1002.6 0.71
21 10:51 E 13 1.61 Heavy Rain Fog/Mist OVC005 6.7 6.1 96% 4 75.21 1004.1 0.33
21 09:51 NE 13 1.61 Fog/Mist OVC005 6.7 5.6 93% 4 75.34 1005.7
21 08:51 NE 9 16.09 Overcast OVC012 7.2 5 86% 6 75.36 1006.3
21 07:51 NE 15 16.09 Overcast BKN008 BKN013 OVC037 6.7 5.6 93% 4 75.31 1005.5
21 06:51 NE 19 16.09 Overcast FEW014 BKN030 OVC039 6.7 5 7.2 5 89% 4 75.34 1005.8 0.03
21 05:51 E 17 0.00 Overcast FEW008 BKN018 OVC025 7.2 5.6 90% 5 75.39 1006.6 0.03
21 04:51 NE 7 0.00 Overcast OVC005 6.7 6.1 96% 6 75.44 1007.0
21 03:51 NE 9 0.00 Overcast OVC003 6.7 5.6 93% 5 75.44 1006.9
21 02:51 NE 7 0.00 Overcast BKN004 OVC014 6.1 5 93% 5 75.49 1007.7
21 01:51 Calm 0.00 Overcast OVC004 5.6 5 96% 75.54 1008.5
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)