Weather observations for the past three days for
Laurence G Hanscom Field Airport
Imperial (Metric)
Date Time (est) Wind (mph) Vis. (mi.) Weather Sky Cond. Temperature (ºF) Relative Humidity Wind Chill (°F) Heat Index (°F) Pressure Precipitation (in)
Air Dwpt 6 hour altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
Max. Min.
21 08:51 SW 3 10.00 Fair CLR 3 -0 87% 30.51 1035.0
21 07:51 Calm 10.00 Fair CLR -4 -8 83% 30.49 1034.4
21 06:51 Calm 10.00 Fair CLR -5.1 -9 9 -6 83% 30.46 1033.6
21 05:51 Calm 10.00 Fair CLR -4 -7.1 86% 30.46 1033.4
21 04:51 Calm 10.00 Fair CLR -0.9 -5.1 82% 30.44 1032.8
21 03:51 Calm 10.00 Fair CLR -0 -5.1 79% 30.43 1032.5
21 02:51 Calm 10.00 Fair CLR -0.9 -5.1 82% 30.45 1033.0
21 01:51 Calm 10.00 Fair CLR -2 -6 83% 30.44 1032.7
21 00:51 SW 5 10.00 Fair CLR 9 -0 17.1 1.9 66% 1 30.42 1032.0
20 23:51 SW 6 10.00 Fair CLR 9 -0 66% 0 30.41 1031.5
20 22:51 Calm 10.00 Fair CLR 5 -2 72% 30.39 1030.9
20 21:51 W 5 10.00 Fair CLR 12 1 61% 5 30.39 1030.9
20 20:51 SW 6 10.00 Fair CLR 12.9 1 59% 5 30.37 1030.2
20 19:51 W 5 10.00 Fair CLR 15.1 1 53% 9 30.33 1029.0
20 18:51 W 5 10.00 Fair CLR 17.1 -0.9 24.1 16 45% 11 30.3 1028.1
20 17:51 W 6 10.00 Fair CLR 18 -0.9 43% 11 30.27 1026.7
20 16:51 W 12 10.00 Fair CLR 19.9 -0.9 40% 9 30.22 1025.2
20 15:51 NW 9 10.00 Partly Cloudy SCT055 19.9 1 43% 10 30.19 1024.0
20 14:51 NW 13 G 22 10.00 Partly Cloudy SCT055 21.9 1 40% 11 30.15 1022.7
20 13:51 NW 12 10.00 Partly Cloudy SCT050 23 1 38% 13 30.12 1021.6
20 12:51 W 20 G 28 10.00 Fair CLR 23 1.9 23 15.1 40% 9 30.09 1020.5
20 11:51 NW 17 G 28 10.00 Fair CLR 21.9 3 44% 9 30.08 1020.1
20 10:51 W 14 G 23 10.00 Fair CLR 19.9 3.9 50% 8 30.09 1020.6
20 09:51 NW 14 10.00 Fair CLR 19 3.9 52% 6 30.07 1019.9
20 08:51 NW 12 10.00 Fair CLR 17.1 5 59% 5 30.01 1017.9
20 07:51 NW 10 10.00 Fair CLR 16 6.1 65% 5 29.97 1016.5
20 06:51 NW 10 G 24 10.00 Fair CLR 16 6.1 26.1 16 65% 5 29.92 1014.8 0.01
20 05:51 NW 16 G 24 10.00 Overcast OVC050 18 10 71% 4 29.86 1012.7
20 04:51 NW 15 G 21 2.50 Light Snow OVC024 19 12.9 77% 6 29.8 1010.9
20 03:51 NW 10 G 24 1.00 Light Snow Fog/Mist VV015 19.9 16 85% 9 29.76 1009.3 0.01 0.01
20 02:51 NW 8 4.00 Light Snow Fog/Mist BKN013 BKN018 OVC028 21.9 18 85% 13 29.72 1007.8
20 01:51 NW 13 5.00 Light Snow BKN014 OVC026 24.1 19 81% 13 29.67 1006.1
20 00:51 NW 12 6.00 Fog/Mist SCT012 BKN029 OVC055 26.1 21.9 30.9 26.1 84% 16 29.62 1004.5 0.12
19 23:51 N 14 G 23 0.75 Light Snow Fog/Mist BKN009 OVC013 27 23 85% 16 29.61 1004.2 0.02
19 22:51 N 8 0.75 Light Snow Fog/Mist VV010 28 25 88% 21 29.63 1004.9 0.03
19 21:51 N 12 0.50 Snow Freezing Fog VV008 28 25 88% 19 29.63 1004.8 0.02 0.07
19 20:51 N 10 G 21 0.75 Light Snow Fog/Mist BKN006 OVC012 28.9 26.1 89% 20 29.63 1004.7 0.03
19 19:51 N 14 G 22 1.25 Light Snow Fog/Mist BKN008 OVC017 30 27 88% 20 29.68 1006.7 0.02
19 18:51 N 10 1.00 Light Snow Fog/Mist OVC005 30.9 28.9 44.1 30.9 92% 23 29.66 1006.0 0.02 0.03
19 17:51 N 9 3.00 Light Snow Fog/Mist BKN005 BKN015 OVC035 33.1 30.9 92% 26 29.69 1006.9
19 16:51 N 7 4.00 Light Rain OVC013 36 30 79% 31 29.71 1007.5 0.01
19 15:51 NE 7 10.00 Overcast OVC032 39.9 27 60% 36 29.72 1007.8
19 14:51 NE 9 10.00 Overcast OVC032 42.1 27 55% 37 29.72 1008.1
19 13:51 N 8 10.00 Mostly Cloudy BKN035 44.1 30 58% 40 29.74 1008.5
19 12:51 NW 7 10.00 Partly Cloudy SCT015 44.1 30 44.1 27 58% 41 29.77 1009.7
19 11:51 N 7 10.00 A Few Clouds FEW016 44.1 30.9 60% 41 29.79 1010.2
19 10:51 N 9 10.00 Fair CLR 42.1 34 73% 37 29.8 1010.4
19 09:51 W 6 10.00 Fair CLR 39 35.1 86% 35 29.83 1011.5
19 08:51 W 5 10.00 Fair CLR 35.1 33.1 93% 32 29.8 1010.8
19 07:51 W 3 10.00 Fair CLR 30 28.9 96% 29.79 1010.2
19 06:51 Calm 10.00 Shallow Fog CLR 28 27 37 27 96% 29.77 1009.6
19 05:51 Calm 0.50 Freezing Fog CLR 28 27 96% 29.74 1008.8
19 04:51 W 3 0.75 Fog/Mist VV001 30.9 30 96% 29.72 1007.9
19 03:51 SW 3 4.00 Fog/Mist SCT095 34 33.1 97% 29.71 1007.5
19 02:51 W 3 0.50 Fog VV002 35.1 35.1 100% 29.71 1007.6
19 01:51 Calm 1.50 Fog/Mist OVC001 36 36 100% 29.71 1007.6
19 00:51 Calm 0.50 Fog BKN002 OVC020 36 35.1 37.9 36 97% 29.7 1007.3 0.06
18 23:51 Calm 1.25 Fog/Mist OVC008 37 36 96% 29.71 1007.6
18 22:51 NW 5 0.50 Fog OVC002 37 36 96% 34 29.73 1008.2
18 21:51 NW 5 0.75 Light Rain Fog/Mist OVC004 37 36 96% 34 29.72 1007.9 0.01 0.06
18 20:51 NE 3 1.25 Light Rain Fog/Mist OVC005 37 36 96% 29.74 1008.5 0.03
18 19:51 Calm 4.00 Light Rain Fog/Mist OVC005 37.9 37 97% 29.77 1009.5 0.02
18 18:51 E 5 5.00 Light Rain Fog/Mist BKN006 OVC013 37.9 37 43 37.9 97% 35 29.79 1010.3 0.05 0.12
18 17:51 SE 5 7.00 Light Rain BKN015 OVC029 39 36 89% 36 29.83 1011.7 0.06
18 16:51 SE 6 10.00 Light Rain BKN029 BKN035 OVC047 39.9 35.1 83% 36 29.84 1012.2 0.01
18 15:51 S 9 10.00 Overcast BKN020 BKN050 OVC060 41 35.1 79% 36 29.86 1012.7
18 14:51 S 10 10.00 Overcast BKN020 BKN033 OVC110 41 35.1 79% 35 29.88 1013.4
18 13:51 S 14 10.00 Mostly Cloudy BKN022 42.1 33.1 71% 35 29.91 1014.4
18 12:51 S 9 G 20 10.00 Mostly Cloudy BKN022 42.1 33.1 42.1 30.9 71% 37 29.92 1014.6
18 11:51 S 13 10.00 Mostly Cloudy BKN024 42.1 32 68% 36 29.96 1016.1
18 10:51 S 9 10.00 Fair CLR 39 28.9 67% 33 30.02 1018.2
18 09:51 S 10 10.00 Fair CLR 37 28 70% 30 30.05 1019.1
Date Time (est) Wind (mph) Vis. (mi.) Weather Sky Cond. Air Dwpt Max. Min. Relative Humidity Wind Chill (°F) Heat Index (°F) altimeter (in) sea level (mb) 1 hr 3 hr 6 hr
6 hour
Temperature (ºF) Pressure Precipitation (in)