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.
28 18:51 Calm 10.00 Fair CLR 12 -0 21 9 58% 29.98 1017.0
28 17:51 Calm 10.00 Fair CLR 12.9 -0 56% 29.97 1016.6
28 16:51 NW 3 10.00 Fair CLR 19 -0.9 41% 29.96 1016.4
28 15:51 W 8 10.00 Fair CLR 19.9 -0 41% 11 29.96 1016.5
28 14:51 W 9 10.00 Fair CLR 21 -0.9 38% 11 29.96 1016.5
28 13:51 W 13 G 18 10.00 Fair CLR 21 -0 39% 10 29.97 1016.7
28 12:51 NW 10 G 17 10.00 Fair CLR 19.9 -0.9 19.9 -5.1 40% 9 29.98 1017.0
28 11:51 W 9 10.00 Fair CLR 19 -0 43% 9 30.01 1018.2
28 10:51 W 6 10.00 Fair CLR 17.1 1 49% 10 30.04 1019.1
28 09:51 W 8 10.00 Fair CLR 14 1 56% 4 30.05 1019.4
28 08:51 W 8 10.00 Fair CLR 10 -0 63% -1 30.05 1019.6
28 07:51 W 6 10.00 Fair CLR 6.1 -0.9 73% -3 30.04 1019.1
28 06:51 Calm 10.00 Fair CLR -0 -5.1 9 -5.1 79% 30.01 1018.2
28 05:51 W 7 10.00 Fair CLR 6.1 -0 76% -5 30 1017.6
28 04:51 W 3 10.00 Fair CLR 7 -0 73% 29.98 1016.9
28 03:51 W 6 10.00 Fair CLR 6.1 1 80% -3 29.96 1016.2
28 02:51 Calm 10.00 Fair CLR 1 -0.9 91% 29.94 1015.9
28 01:51 Calm 10.00 Fair CLR 1 -0.9 91% 29.93 1015.6
28 00:51 W 5 10.00 Fair CLR 9 3 18 8.1 77% 1 29.92 1015.2
27 23:51 W 3 10.00 Fair CLR 10 3.9 76% 29.92 1015.0
27 22:51 W 6 10.00 Fair CLR 12 3.9 70% 4 29.92 1014.9
27 21:51 W 7 10.00 Fair CLR 12.9 3.9 67% 4 29.9 1014.4
27 20:51 W 8 10.00 A Few Clouds FEW060 14 6.1 71% 4 29.89 1014.1
27 19:51 W 7 9.00 A Few Clouds FEW029 16 7 67% 7 29.89 1013.9
27 18:51 W 7 5.00 Light Snow OVC018 17.1 10 19.9 17.1 74% 8 29.87 1013.3
27 17:51 W 10 5.00 Fog/Mist OVC044 19 8.1 62% 8 29.87 1013.2
27 16:51 Calm 10.00 Overcast SCT049 OVC055 18 3.9 54% 29.85 1012.6
27 15:51 Calm 10.00 Overcast BKN075 OVC120 19 1 45% 29.85 1012.7
27 14:51 Vrbl 6 10.00 Fair CLR 18 1 47% 11 29.86 1013.0
27 13:51 Calm 10.00 A Few Clouds FEW095 18 -0 45% 29.89 1014.0
27 12:51 SW 9 10.00 Overcast OVC100 17.1 1 18 3 49% 7 29.92 1015.0
27 11:51 W 12 10.00 Overcast OVC110 16 -0.9 47% 4 29.94 1015.7
27 10:51 W 12 10.00 A Few Clouds FEW110 15.1 -2 46% 3 29.97 1016.9
27 09:51 W 13 G 18 10.00 Fair CLR 12 -2.9 51% -2 30 1017.6
27 08:51 W 9 10.00 Fair CLR 10 -2.9 55% -2 29.99 1017.5
27 07:51 SW 6 10.00 Fair CLR 6.1 -4 63% -3 29.99 1017.3
27 06:51 W 6 10.00 Fair CLR 7 -4 14 6.1 60% -2 29.96 1016.4
27 05:51 W 7 10.00 Fair CLR 7 -2.9 63% -4 29.93 1015.5
27 04:51 W 5 10.00 Fair CLR 7 -2.9 63% -1 29.91 1014.8
27 03:51 W 8 10.00 Fair CLR 10 -2 58% -1 29.89 1013.9
27 02:51 W 10 10.00 Fair CLR 10.9 -2 56% -2 29.85 1012.6
27 01:51 NW 17 G 29 6.00 Blowing Snow BKN036 12 1 61% -4 29.81 1011.2
27 00:51 W 10 G 23 10.00 Fair CLR 14 5 18 14 67% 2 29.76 1009.5 0.03
26 23:51 W 13 10.00 A Few Clouds FEW065 15.1 7 70% 2 29.72 1008.4
26 22:51 W 10 3.00 Light Snow OVC034 17.1 12 80% 6 29.71 1007.8
26 21:51 W 9 2.50 Light Snow Fog/Mist OVC031 18 14 84% 8 29.7 1007.5 0.03
26 20:51 NW 7 2.50 Light Snow Fog/Mist OVC028 18 14 84% 10 29.7 1007.5 0.01
26 19:51 NW 7 1.50 Light Snow Fog/Mist OVC014 18 14 84% 10 29.7 1007.7 0.02
26 18:51 N 5 1.25 Light Snow Fog/Mist OVC020 17.1 14 18 16 88% 11 29.7 1007.5 0.01 0.04
26 17:51 NW 6 2.00 Light Snow Fog/Mist OVC023 17.1 12.9 84% 10 29.69 1007.3 0.01
26 16:51 NW 6 10.00 Light Snow OVC021 18 10.9 74% 11 29.69 1007.2 0.01
26 15:51 NW 7 10.00 Overcast OVC021 18 10.9 74% 10 29.69 1007.2 0.01
26 14:51 N 7 3.00 Light Snow FEW016 BKN022 OVC040 18 12 77% 10 29.69 1007.2
26 13:51 N 6 0.75 Light Snow OVC005 17.1 12 80% 10 29.7 1007.4 0.01
26 12:51 N 9 3.00 Light Snow OVC010 16 10 16 12.9 77% 5 29.71 1007.7
26 11:51 N 9 5.00 Overcast with Haze OVC013 16 10 77% 5 29.74 1008.8
26 10:51 N 13 G 20 6.00 Overcast with Haze OVC014 15.1 9 77% 2 29.76 1009.5
26 09:51 N 9 3.00 Light Snow OVC014 15.1 9 77% 4 29.78 1010.2
26 08:51 N 7 4.00 Overcast with Haze OVC014 14 8.1 77% 5 29.79 1010.7
26 07:51 N 9 2.00 Light Snow OVC015 12.9 8.1 81% 2 29.78 1010.3
26 06:51 N 8 2.00 Light Snow OVC015 12.9 8.1 12.9 10 81% 3 29.79 1010.5
26 05:51 N 10 4.00 Light Snow OVC016 12.9 7 77% 1 29.77 1009.9
26 04:51 N 10 4.00 Light Snow OVC017 12 7 80% -0 29.81 1011.2
26 03:51 Calm 10.00 Unknown Precip OVC019 12 5 73% 29.8 1011.0
26 02:51 Calm 2.50 Light Snow OVC021 10.9 5 77% 29.82 1011.6
26 01:51 Calm 2.00 Light Snow BKN016 OVC024 10.9 5 77% 29.82 1011.7
26 00:51 Calm 0.75 Light Snow VV010 10.9 6.1 14 10.9 81% 29.89 1014.0 0.01 0.32
25 23:51 Calm 0.50 Snow VV007 12 7 80% 29.9 1014.4 0.02
25 22:51 N 12 G 28 0.50 Snow Freezing Fog VV007 12.9 9 84% 0 29.85 1012.8 0.05
25 21:51 N 8 0.50 Snow Freezing Fog VV006 12.9 9 84% 3 29.94 1015.7 0.08 0.24
25 20:51 N 7 G 17 0.50 Snow Freezing Fog VV007 12 8.1 84% 2 30.01 1018.3 0.08
25 19:51 N 10 0.50 Snow Freezing Fog VV007 12.9 9 84% 1 30.06 1019.8 0.08
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)