National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Weather observations for the past three days for
Chester County Airport
Imperial (Metric)
Date Time (edt) 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.
27 15:35 W 17 10.00 A Few Clouds FEW055 FEW070 FEW110 73.4 46.4 38% 30.11 0.0
27 15:15 W 17 10.00 Mostly Cloudy SCT055 BKN065 73.4 46.4 38% 30.11 0.0
27 14:55 NW 12 10.00 Partly Cloudy SCT055 SCT095 73.4 46.4 38% 30.12 0.0
27 14:35 NW 12 G 17 10.00 Partly Cloudy SCT055 SCT095 SCT120 71.6 46.4 41% 30.13 0.0
27 14:15 NW 13 G 18 10.00 A Few Clouds FEW050 FEW110 73.4 46.4 38% 30.13 0.0
27 13:55 NW 13 10.00 A Few Clouds FEW055 FEW110 71.6 46.4 41% 30.13 0.0
27 13:35 NW 14 G 21 10.00 A Few Clouds FEW050 73.4 46.4 38% 30.13 0.0
27 13:15 NW 14 10.00 Partly Cloudy FEW050 SCT110 71.6 46.4 41% 30.14 0.0
27 12:55 NW 14 10.00 Fair CLR 71.6 46.4 41% 30.14 0.0
27 12:35 NW 15 10.00 A Few Clouds FEW043 FEW050 FEW100 71.6 46.4 41% 30.15 0.0
27 12:15 NW 16 10.00 Mostly Cloudy SCT041 BKN048 BKN100 69.8 48.2 46% 30.15 0.0
27 11:55 NW 10 G 17 10.00 Mostly Cloudy SCT037 SCT047 BKN120 68 50 53% 30.15 0.0
27 11:35 NW 14 10.00 A Few Clouds FEW035 FEW110 68 50 53% 30.15 0.0
27 11:15 NW 12 10.00 Fair CLR 68 51.8 56% 30.16 0.0
27 10:55 NW 12 G 17 10.00 Fair CLR 66.2 51.8 60% 30.16 0.0
27 10:35 NW 10 G 16 10.00 Fair CLR 66.2 51.8 60% 30.16 0.0
27 10:15 NW 12 10.00 Fair CLR 66.2 50 56% 30.16 0.0
27 09:55 NW 8 G 15 10.00 Fair CLR 64.4 51.8 64% 30.16 0.0
27 09:35 NW 8 G 14 10.00 Fair CLR 62.6 51.8 68% 30.16 0.0
27 09:15 NW 10 10.00 Fair CLR 62.6 50 64% 30.16 0.0
27 08:55 NW 9 10.00 Fair CLR 60.8 50 68% 30.16 0.0
27 08:35 NW 12 10.00 Fair CLR 60.8 53.6 77% 30.15 0.0
27 08:15 NW 9 10.00 Fair CLR 59 55.4 88% 30.15 0.0
27 07:55 W 8 10.00 Fair CLR 57.2 57.2 100% 30.15 0.0
27 07:35 W 6 10.00 Fair CLR 55.4 55.4 100% 30.14 0.0
27 07:15 NW 6 10.00 Fair CLR 53.6 53.6 100% 30.14 0.0
27 06:55 NW 7 10.00 Fair CLR 53.6 53.6 100% 30.13 0.0
27 06:35 NW 6 10.00 Fair CLR 50 50 100% 48 30.12 0.0
27 06:15 NW 7 10.00 Fair CLR 50 50 100% 48 30.12 0.0
27 05:55 W 7 10.00 Fair CLR 50 50 100% 48 30.11 0.0
27 05:35 W 6 10.00 Fair CLR 51.8 51.8 100% 30.1 0.0
27 05:15 W 6 10.00 Fair CLR 53.6 53.6 100% 30.1 0.0
27 04:55 NW 5 10.00 Fair CLR 53.6 53.6 100% 30.1 0.0
27 04:35 NW 8 10.00 Fair CLR 53.6 53.6 100% 30.1 0.0
27 04:15 NW 6 10.00 Fair CLR 53.6 53.6 100% 30.1 0.0
27 03:55 NW 6 10.00 Fair CLR 51.8 51.8 100% 30.1 0.0
27 03:35 W 6 10.00 Fair CLR 53.6 53.6 100% 30.1 0.0
27 03:15 W 6 10.00 Fair CLR 53.6 53.6 100% 30.1 0.0
27 02:55 W 6 10.00 Fair CLR 53.6 53.6 100% 30.1 0.0
27 02:35 W 5 10.00 Fair CLR 53.6 53.6 100% 30.1 0.0
27 02:15 W 6 10.00 Fair CLR 53.6 53.6 100% 30.09 0.0
27 01:55 NW 3 10.00 Fair CLR 55.4 55.4 100% 30.09 0.0
27 01:35 W 3 10.00 Fair CLR 55.4 55.4 100% 30.1 0.0
27 01:15 NW 5 10.00 Fair CLR 53.6 53.6 100% 30.1 0.0
27 00:55 NW 5 10.00 Fair CLR 57.2 57.2 100% 30.1 0.0
27 00:35 NW 5 10.00 Fair CLR 57.2 57.2 100% 30.1 0.0
27 00:15 N 3 10.00 Fair CLR 57.2 57.2 100% 30.1 0.0
26 23:55 Calm 10.00 Fair CLR 59 55.4 88% 30.1 0.0
26 23:35 NW 5 10.00 Fair CLR 60.8 53.6 77% 30.1 0.0
26 23:15 NW 7 10.00 A Few Clouds FEW060 60.8 53.6 77% 30.1 0.0
26 22:55 NW 8 10.00 Partly Cloudy SCT060 62.6 53.6 73% 30.1 0.0
26 22:35 NW 7 10.00 A Few Clouds FEW060 60.8 55.4 83% 30.1 0.0
26 22:15 NW 5 10.00 A Few Clouds FEW055 FEW070 62.6 55.4 77% 30.1 0.0
26 21:55 N 9 10.00 Fair CLR 62.6 55.4 77% 30.1 0.0
26 21:35 N 10 10.00 A Few Clouds FEW100 62.6 55.4 77% 30.09 0.0
26 21:15 N 14 10.00 Partly Cloudy FEW060 SCT100 64.4 55.4 73% 30.08 0.0
26 20:55 N 7 10.00 Fair CLR 64.4 55.4 73% 30.07 0.0
26 20:35 N 7 10.00 Fair CLR 64.4 55.4 73% 30.06 0.0
26 20:15 Calm 10.00 Fair CLR 66.2 53.6 64% 30.06 0.0
26 19:55 W 3 10.00 Fair CLR 68 51.8 56% 30.05 0.0
26 19:35 Calm 10.00 Fair CLR 68 51.8 56% 30.05 0.0
26 19:15 W 3 10.00 Fair CLR 69.8 51.8 53% 30.05 0.0
26 18:55 W 3 10.00 Fair CLR 71.6 51.8 50% 30.05 0.0
26 18:35 SW 7 10.00 Fair CLR 71.6 51.8 50% 30.05 0.0
26 18:15 W 6 G 13 10.00 Fair CLR 73.4 51.8 47% 30.04 0.0
26 17:55 Vrbl 6 9.00 A Few Clouds FEW110 73.4 51.8 47% 30.04 0.0
26 17:35 SW 6 G 12 10.00 Partly Cloudy SCT100 73.4 51.8 47% 30.04 0.0
26 17:15 W 12 10.00 A Few Clouds FEW100 73.4 51.8 47% 30.04 0.0
26 16:55 W 9 10.00 A Few Clouds FEW110 75.2 51.8 44% 78 30.04 0.0
26 16:35 NW 13 10.00 Partly Cloudy SCT110 73.4 51.8 47% 30.05 0.0
26 16:15 W 6 G 12 10.00 A Few Clouds FEW065 FEW085 FEW110 71.6 51.8 50% 30.04 0.0
26 15:55 NW 9 10.00 Partly Cloudy FEW050 FEW070 SCT090 75.2 51.8 44% 78 30.05 0.0
26 15:35 W 10 10.00 Partly Cloudy FEW055 FEW060 SCT070 73.4 51.8 47% 30.05 0.0
26 15:15 W 10 10.00 Partly Cloudy FEW050 FEW070 SCT095 75.2 51.8 44% 78 30.05 0.0
26 14:55 W 10 G 28 10.00 Partly Cloudy FEW055 FEW065 SCT090 75.2 51.8 44% 78 30.05 0.0
26 14:35 NW 12 G 22 10.00 A Few Clouds FEW050 FEW070 FEW090 73.4 51.8 47% 30.06 0.0
26 14:15 W 8 10.00 A Few Clouds FEW050 FEW075 FEW085 75.2 51.8 44% 78 30.06 0.0
26 13:55 W 7 10.00 Partly Cloudy FEW050 SCT080 SCT110 71.6 51.8 50% 30.07 0.0
26 13:35 Vrbl 3 10.00 Mostly Cloudy SCT050 BKN060 BKN110 71.6 51.8 50% 30.07 0.0
26 13:15 W 8 10.00 Mostly Cloudy SCT048 SCT055 BKN110 73.4 51.8 47% 30.07 0.0
26 12:55 Vrbl 5 G 14 10.00 Mostly Cloudy BKN047 BKN055 BKN110 73.4 51.8 47% 30.07 0.0
26 12:35 Vrbl 6 G 13 10.00 Mostly Cloudy SCT046 SCT055 BKN110 73.4 51.8 47% 30.07 0.0
26 12:15 NW 8 10.00 Mostly Cloudy SCT045 BKN110 71.6 51.8 50% 30.08 0.0
26 11:55 NW 10 10.00 Fair CLR 73.4 50 44% 30.08 0.0
26 11:35 NW 8 G 14 10.00 Fair CLR 71.6 50 47% 30.09 0.0
26 11:15 Vrbl 6 10.00 Fair CLR 71.6 51.8 50% 30.09 0.0
26 10:55 W 6 10.00 Fair CLR 71.6 51.8 50% 30.09 0.0
26 10:35 Vrbl 3 10.00 Fair CLR 69.8 53.6 57% 30.09 0.0
26 10:15 N 7 G 14 10.00 Fair CLR 68 53.6 60% 30.09 0.0
26 09:55 NW 7 10.00 Fair CLR 68 51.8 56% 30.09 0.0
26 09:35 NW 8 10.00 Fair CLR 68 51.8 56% 30.08 0.0
26 09:15 NW 8 10.00 Fair CLR 66.2 51.8 60% 30.08 0.0
26 08:55 W 8 10.00 Fair CLR 66.2 53.6 64% 30.08 0.0
26 08:35 W 7 10.00 Fair CLR 64.4 53.6 68% 30.08 0.0
26 08:15 W 6 10.00 Fair CLR 62.6 57.2 83% 30.07 0.0
26 07:55 W 6 10.00 Fair CLR 60.8 59 94% 30.07 0.0
26 07:35 W 6 10.00 Fair CLR 57.2 57.2 100% 30.06 0.0
26 07:15 W 7 10.00 Fair CLR 55.4 53.6 94% 30.06 0.0
26 06:55 W 7 10.00 Fair CLR 53.6 53.6 100% 30.05 0.0
26 06:35 W 7 10.00 Fair CLR 53.6 53.6 100% 30.05 0.0
26 06:15 W 7 10.00 Fair CLR 51.8 51.8 100% 30.04 0.0
26 05:55 W 5 10.00 Fair CLR 57.2 53.6 88% 30.03 0.0
26 05:35 NW 6 10.00 Fair CLR 57.2 51.8 82% 30.02 0.0
26 05:15 NW 5 10.00 Fair CLR 59 51.8 77% 30.02 0.0
26 04:55 NW 7 10.00 Fair CLR 59 51.8 77% 30.01 0.0
26 04:35 NW 6 10.00 Fair CLR 55.4 51.8 88% 30.02 0.0
26 04:15 NW 6 10.00 Fair CLR 57.2 51.8 82% 30.01 0.0
26 03:55 NW 7 10.00 Fair CLR 60.8 51.8 72% 30.01 0.0
26 03:35 NW 6 10.00 Fair CLR 59 51.8 77% 30.01 0.0
26 03:15 NW 6 10.00 Fair CLR 57.2 51.8 82% 30.01 0.0
26 02:55 Calm 10.00 Fair CLR 59 53.6 82% 30.01 0.0
26 02:35 W 3 10.00 Fair CLR 60.8 51.8 72% 30.01 0.0
26 02:15 W 5 10.00 Fair CLR 59 51.8 77% 30.01 0.0
26 01:55 NW 6 10.00 Fair CLR 59 53.6 82% 30.01 0.0
26 01:35 NW 5 10.00 Fair CLR 59 53.6 82% 30.01 0.0
26 01:15 NW 7 10.00 Fair CLR 62.6 53.6 73% 30.01 0.0
26 00:55 NW 9 10.00 Fair CLR 64.4 53.6 68% 30.01 0.0
26 00:35 NW 8 10.00 Fair CLR 64.4 51.8 64% 30 0.0
26 00:15 NW 6 10.00 Fair CLR 64.4 53.6 68% 30 0.0
25 23:55 NW 8 10.00 Fair CLR 66.2 51.8 60% 30.01 0.0
25 23:35 NW 8 10.00 Fair CLR 64.4 51.8 64% 30 0.0
25 23:15 NW 8 10.00 Fair CLR 62.6 53.6 73% 30 0.0
25 22:55 NW 7 10.00 Fair CLR 66.2 51.8 60% 29.99 0.0
25 22:35 NW 7 10.00 Fair CLR 66.2 51.8 60% 29.98 0.0
25 22:15 NW 6 10.00 Fair CLR 66.2 51.8 60% 29.98 0.0
25 21:55 NW 8 10.00 Fair CLR 68 51.8 56% 29.98 0.0
25 21:35 NW 8 10.00 Fair CLR 66.2 51.8 60% 29.97 0.0
25 21:15 W 5 10.00 Fair CLR 68 50 53% 29.96 0.0
25 20:55 W 5 10.00 Fair CLR 69.8 50 50% 29.95 0.0
25 20:35 W 3 10.00 Fair CLR 69.8 50 50% 29.94 0.0
25 20:15 W 5 10.00 Fair CLR 69.8 50 50% 29.93 0.0
25 19:55 W 5 10.00 Fair CLR 71.6 50 47% 29.92 0.0
25 19:35 W 6 10.00 Fair CLR 73.4 50 44% 29.91 0.0
25 19:15 Vrbl 5 10.00 Fair CLR 73.4 50 44% 29.9 0.0
25 18:55 W 7 10.00 Fair CLR 75.2 50 41% 78 29.9 0.0
25 18:35 W 13 9.00 Fair CLR 77 50 39% 78 29.9 0.0
25 18:15 W 10 9.00 Fair CLR 77 51.8 42% 78 29.9 0.0
25 17:55 W 9 8.00 Fair CLR 78.8 51.8 39% 79 29.89 0.0
25 17:35 W 10 10.00 Fair CLR 78.8 50 37% 79 29.89 0.0
25 17:15 W 10 10.00 Fair CLR 78.8 50 37% 79 29.89 0.0
25 16:55 W 12 G 18 10.00 Fair CLR 80.6 50 34% 80 29.89 0.0
25 16:35 W 12 G 17 10.00 Fair CLR 80.6 51.8 37% 80 29.89 0.0
25 16:15 W 14 10.00 Fair CLR 80.6 50 34% 80 29.89 0.0
25 15:55 W 12 G 20 10.00 A Few Clouds FEW070 80.6 48.2 32% 80 29.89 0.0
25 15:15 W 15 10.00 A Few Clouds FEW060 FEW070 FEW120 80.6 50 34% 80 29.89 0.0
25 14:55 NW 13 10.00 A Few Clouds FEW070 80.6 53.6 39% 80 29.89 0.0
25 14:35 NW 17 10.00 NULL NULL 80.6 53.6 39% 80 29.88 0.0
25 12:55 W 9 G 18 10.00 A Few Clouds FEW050 FEW060 78.8 55.4 45% 79 29.89 0.0
25 12:35 W 9 10.00 A Few Clouds FEW055 FEW100 78.8 55.4 45% 79 29.89 0.0
25 12:15 NW 10 G 17 10.00 Fair CLR 78.8 57.2 48% 80 29.89 0.0
25 11:55 W 8 G 15 10.00 Fair CLR 78.8 57.2 48% 80 29.89 0.0
25 11:35 NW 8 G 14 10.00 Fair CLR 78.8 57.2 48% 80 29.89 0.0
25 11:15 NW 12 10.00 Fair CLR 78.8 55.4 45% 79 29.89 0.0
25 10:55 NW 9 G 15 10.00 Fair CLR 77 57.2 51% 79 29.89 0.0
25 10:35 NW 9 10.00 Fair CLR 77 59 54% 79 29.89 0.0
25 10:15 NW 9 9.00 Fair CLR 75.2 60.8 61% 77 29.9 0.0
25 09:55 NW 10 10.00 Fair CLR 75.2 60.8 61% 77 29.9 0.0
25 09:35 NW 12 10.00 Fair CLR 73.4 60.8 65% 29.89 0.0
25 09:15 NW 9 10.00 Fair CLR 73.4 66.2 78% 29.89 0.0
25 08:55 NW 6 10.00 A Few Clouds FEW095 73.4 68 83% 29.88 0.0
25 08:35 NW 6 10.00 A Few Clouds FEW095 71.6 69.8 94% 29.88 0.0
25 08:15 NW 7 10.00 Fair CLR 68 68 100% 29.87 0.0
25 07:35 NW 8 10.00 A Few Clouds FEW090 66.2 66.2 100% 29.87 0.0
25 07:15 W 5 8.00 A Few Clouds FEW065 FEW075 66.2 66.2 100% 29.86 0.0
25 06:55 W 5 9.00 A Few Clouds FEW065 FEW075 66.2 66.2 100% 29.86 0.0
25 06:35 W 3 8.00 A Few Clouds FEW065 66.2 66.2 100% 29.85 0.0
25 06:15 W 5 10.00 Partly Cloudy SCT016 SCT065 SCT075 66.2 66.2 100% 29.84 0.0
25 05:55 W 3 10.00 Mostly Cloudy BKN017 66.2 66.2 100% 29.84 0.0
25 05:35 Calm 10.00 Overcast OVC018 68 68 100% 29.84 0.0
25 05:15 Calm 10.00 Overcast OVC019 66.2 66.2 100% 29.84 0.0
25 04:55 Calm 10.00 Mostly Cloudy BKN019 BKN027 BKN035 66.2 66.2 100% 29.84 0.0
25 04:35 Calm 10.00 Overcast BKN020 OVC025 66.2 66.2 100% 29.83 0.0
25 04:15 Calm 10.00 Mostly Cloudy BKN024 BKN035 BKN044 66.2 66.2 100% 29.83 0.0
25 03:55 Calm 10.00 Mostly Cloudy SCT025 BKN034 BKN041 66.2 66.2 100% 29.84 0.0
25 03:35 Calm 9.00 Mostly Cloudy BKN037 66.2 66.2 100% 29.84 0.0
25 03:15 Calm 9.00 Mostly Cloudy BKN035 66.2 64.4 94% 29.84 0.0
25 02:55 Calm 10.00 Partly Cloudy SCT036 66.2 66.2 100% 29.85 0.0
25 02:35 Calm 10.00 Mostly Cloudy BKN036 66.2 66.2 100% 29.85 0.0
25 02:15 Calm 10.00 Mostly Cloudy SCT037 BKN044 66.2 66.2 100% 29.85 0.0
25 01:55 Calm 10.00 Mostly Cloudy BKN042 66.2 66.2 100% 29.86 0.0
25 01:35 Calm 10.00 Mostly Cloudy BKN042 64.4 64.4 100% 29.86 0.0
25 01:15 Calm 10.00 A Few Clouds FEW042 64.4 64.4 100% 29.86 0.0
25 00:55 Calm 10.00 A Few Clouds FEW040 66.2 66.2 100% 29.87 0.0
25 00:35 Calm 10.00 Fair CLR 66.2 66.2 100% 29.87 0.0
25 00:15 Calm 10.00 Fair CLR 66.2 66.2 100% 29.87 0.0
24 23:55 Calm 10.00 Partly Cloudy SCT020 68 68 100% 29.87 0.0
24 23:35 Calm 10.00 Fair CLR 68 68 100% 29.88 0.0
24 23:15 Calm 10.00 Fair CLR 68 68 100% 29.87 0.0
24 22:55 Calm 10.00 Fair CLR 68 68 100% 29.88 0.0
24 22:35 Vrbl 3 10.00 Fair CLR 68 68 100% 29.88 0.0
24 22:15 Calm 10.00 Fair CLR 68 68 100% 29.88 0.0
24 21:55 SE 5 10.00 A Few Clouds FEW027 69.8 68 94% 29.88 0.0
24 21:35 Vrbl 5 10.00 Mostly Cloudy SCT026 BKN033 69.8 66.2 88% 29.88 0.0
24 21:15 Calm 10.00 Mostly Cloudy SCT028 BKN033 69.8 64.4 83% 29.89 0.0
24 20:55 Calm 10.00 Partly Cloudy SCT029 71.6 62.6 73% 29.89 0.0
24 20:35 Calm 10.00 Partly Cloudy SCT031 71.6 62.6 73% 29.88 0.0
24 20:15 Vrbl 6 10.00 Fair CLR 71.6 62.6 73% 29.88 0.0
24 19:55 Vrbl 5 10.00 Partly Cloudy FEW031 SCT038 SCT045 71.6 64.4 78% 29.89 0.0
24 19:35 Vrbl 6 10.00 Mostly Cloudy FEW030 SCT036 BKN044 73.4 64.4 74% 29.89 0.0
24 19:15 Vrbl 5 10.00 Mostly Cloudy BKN040 73.4 64.4 74% 29.89 0.0
24 18:55 S 5 10.00 Partly Cloudy SCT041 73.4 66.2 78% 29.89 0.0
24 17:55 Vrbl 5 7.00 Fair CLR 75.2 69.8 83% 75 29.89 0.0
24 17:35 Vrbl 6 9.00 Partly Cloudy SCT044 SCT050 75.2 71.6 89% 75 29.89 0.0
24 17:15 Vrbl 7 9.00 Mostly Cloudy FEW037 BKN043 BKN048 75.2 69.8 83% 75 29.89 0.0
24 16:55 SE 7 8.00 Mostly Cloudy FEW026 SCT031 BKN047 77 69.8 79% 79 29.89 0.0
24 16:35 Vrbl 6 G 12 10.00 Mostly Cloudy SCT028 SCT032 BKN044 77 69.8 79% 79 29.9 0.0
24 16:15 Vrbl 5 10.00 Partly Cloudy FEW028 SCT047 SCT055 77 69.8 79% 79 29.9 0.0
Date Time (edt) 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)