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.
12 05:35 E 6 10.00 Fair CLR 42.1 27.5 56% 39 30.45 0.0
12 05:15 E 6 10.00 Fair CLR 42.8 27.3 54% 40 30.44 0.0
12 04:55 E 5 10.00 Fair CLR 42.8 27.7 55% 41 30.44 0.0
12 04:35 NE 6 10.00 Fair CLR 43 27.9 55% 40 30.43 0.0
12 04:15 E 5 10.00 Fair CLR 43.7 27.7 53% 42 30.44 0.0
12 03:55 E 6 10.00 Fair CLR 44.2 27.7 52% 41 30.43 0.0
12 03:35 E 7 10.00 Fair CLR 44.8 27.9 52% 41 30.42 0.0
12 03:15 E 8 10.00 Fair CLR 45.3 28.2 51% 42 30.42 0.0
12 02:55 E 7 10.00 Fair CLR 45.7 28.2 51% 43 30.41 0.0
12 02:35 E 8 10.00 Fair CLR 45.7 28.8 52% 42 30.41 0.0
12 02:15 E 7 10.00 Fair CLR 46.6 28.8 50% 44 30.41 0.0
12 01:55 E 7 10.00 Fair CLR 46.8 29.1 57.6 46.8 50% 44 30.41 0.0
12 01:35 E 6 10.00 Fair CLR 47.1 29.5 50% 45 30.4 0.0
12 01:15 NE 7 10.00 Fair CLR 48.6 29.3 47% 46 30.39 0.0
12 00:55 NE 7 10.00 Fair CLR 49.1 29.1 46% 47 30.38 0.0
12 00:35 NE 6 10.00 Fair CLR 49.1 29.3 47% 47 30.38 0.0
12 00:15 NE 6 10.00 Fair CLR 49.3 29.7 47% 47 30.38 0.0
11 23:55 NE 6 10.00 Fair CLR 49.5 30 47% 48 30.37 0.0
11 23:35 NE 6 10.00 Fair CLR 48.9 30.7 50% 47 30.37 0.0
11 23:15 NE 5 10.00 Fair CLR 48.4 31.3 52% 47 30.36 0.0
11 22:55 Calm 10.00 Fair CLR 49.6 31.6 50% 30.35 0.0
11 22:35 Calm 10.00 Fair CLR 48.2 32.7 55% 30.35 0.0
11 22:15 Calm 10.00 Fair CLR 50.5 32.2 50% 30.34 0.0
11 21:55 Calm 10.00 Fair CLR 50.4 31.3 48% 30.34 0.0
11 21:35 Calm 10.00 Fair CLR 53.4 30.4 41% 30.34 0.0
11 21:15 Calm 10.00 Fair CLR 52.7 30.9 43% 30.33 0.0
11 20:55 NW 3 10.00 Fair CLR 52.7 30.7 43% 30.33 0.0
11 20:35 Calm 10.00 Fair CLR 57 28.8 34% 30.32 0.0
11 20:15 Calm 10.00 Fair CLR 55.8 29.8 37% 30.31 0.0
11 19:55 NW 3 10.00 Fair CLR 56.5 29.7 62.6 56.3 36% 30.3 0.0
11 19:35 N 5 10.00 Fair CLR 57.7 30 35% 30.3 0.0
11 19:15 N 5 10.00 Fair CLR 59.4 30.4 33% 30.3 0.0
11 18:55 N 7 10.00 Fair CLR 60.4 29.7 31% 30.29 0.0
11 18:35 NW 8 10.00 Fair CLR 61 30.2 31% 30.29 0.0
11 18:15 NW 8 10.00 Fair CLR 61.2 29.5 30% 30.29 0.0
11 17:55 NW 8 10.00 Fair CLR 61.7 29.5 30% 30.29 0.0
11 17:35 NW 13 10.00 Fair CLR 62.1 30.2 30% 30.28 0.0
11 17:15 NW 16 G 21 10.00 Fair CLR 61.9 30.2 30% 30.28 0.0
11 16:55 NW 14 G 21 10.00 Fair CLR 61.9 30.4 31% 30.28 0.0
11 16:35 NW 10 10.00 Fair CLR 62.2 32.7 33% 30.27 0.0
11 16:15 N 13 G 17 10.00 Fair CLR 61.9 32.5 33% 30.27 0.0
11 15:55 N 8 10.00 Fair CLR 61.5 31.8 33% 30.27 0.0
11 15:35 N 13 10.00 Fair CLR 61.5 31.8 33% 30.27 0.0
11 15:15 NW 15 10.00 Fair CLR 61.7 33.6 35% 30.26 0.0
11 14:55 N 9 10.00 Fair CLR 61.2 34.9 38% 30.27 0.0
11 14:35 NW 15 10.00 Fair CLR 60.6 34.7 38% 30.27 0.0
11 14:15 NW 8 G 18 10.00 Fair CLR 60.6 36 40% 30.28 0.0
11 13:55 NW 15 G 18 10.00 Fair CLR 60.3 35.2 60.3 50.9 39% 30.29 0.0
11 13:35 NW 13 10.00 Fair CLR 60.1 36.5 42% 30.28 0.0
11 13:15 NW 9 10.00 A Few Clouds FEW380 58.6 36.1 43% 30.29 0.0
11 12:55 NW 13 G 22 10.00 Fair CLR 58.1 36.3 44% 30.29 0.0
11 12:35 N 8 G 21 10.00 Fair CLR 58.5 37.2 45% 30.29 0.0
11 12:15 Vrbl 6 10.00 Fair CLR 56.7 36.1 46% 30.29 0.0
11 11:55 NW 16 G 20 10.00 Fair CLR 56.7 36.7 47% 30.3 0.0
11 11:35 NW 16 G 24 10.00 Fair CLR 56.3 37 49% 30.29 0.0
11 11:15 NW 12 G 28 10.00 Fair CLR 55.6 37.4 51% 30.29 0.0
11 10:55 N 12 10.00 Partly Cloudy SCT039 54.7 37.6 53% 30.29 0.0
11 10:35 N 12 G 23 10.00 Mostly Cloudy BKN037 54.5 38.1 54% 30.29 0.0
11 10:15 N 17 G 22 10.00 Partly Cloudy SCT036 54 38.5 56% 30.29 0.0
11 09:55 N 12 G 25 10.00 Fair CLR 53.2 39.7 60% 30.28 0.0
11 09:35 N 14 G 20 10.00 Fair CLR 53.1 40.3 62% 30.28 0.0
11 09:15 N 15 G 22 10.00 Fair CLR 52.7 41.4 66% 30.27 0.0
11 08:55 N 17 G 26 10.00 Fair CLR 51.3 40.6 67% 30.26 0.0
11 08:35 N 21 G 28 10.00 Fair and Breezy CLR 51.8 42.4 71% 30.25 0.0
11 08:15 N 14 10.00 Partly Cloudy SCT033 52 43.9 74% 30.25 0.0
11 07:55 N 16 G 24 10.00 Mostly Cloudy BKN032 52.2 45.1 58.1 52.2 77% 30.23 0.0
11 07:35 N 15 G 22 10.00 Fair CLR 52.5 46.4 80% 30.22 0.0
11 07:15 N 10 10.00 Mostly Cloudy FEW019 SCT028 BKN047 53.1 48.2 84% 30.21 0.0
11 06:55 N 14 G 21 10.00 Overcast BKN018 OVC026 54.9 50.4 85% 30.19 0.0
11 06:35 N 14 G 20 10.00 Mostly Cloudy BKN017 BKN022 55.8 51.6 86% 30.18 0.0
11 06:15 NW 7 10.00 Partly Cloudy FEW022 SCT060 55.9 52.3 88% 30.16 0.0
11 05:55 NW 8 10.00 Fair CLR 56.8 52.3 85% 30.15 0.0
11 05:35 NW 8 10.00 Fair CLR 56.3 51.6 84% 30.14 0.0
11 05:15 NW 9 10.00 Fair CLR 56.5 50.9 82% 30.13 0.0
11 04:55 NW 6 10.00 A Few Clouds FEW035 56.1 50.2 81% 30.13 0.0
11 04:35 NW 8 10.00 Partly Cloudy SCT035 56.8 49.8 78% 30.12 0.0
11 04:15 NW 9 10.00 A Few Clouds FEW034 57.4 50.5 78% 30.12 0.0
11 03:55 NW 8 10.00 A Few Clouds FEW100 53.6 49.6 87% 30.12 0.0
11 03:35 W 6 10.00 A Few Clouds FEW100 53.4 48.7 84% 30.11 0.0
11 03:15 W 7 10.00 Partly Cloudy SCT100 54 48.6 82% 30.11 0.0
11 02:55 W 8 10.00 Overcast FEW080 OVC100 56.7 49.5 77% 30.12 0.0
11 02:35 W 6 10.00 Overcast BKN080 OVC110 55.9 48.6 76% 30.12 0.0
11 02:15 W 5 10.00 Overcast BKN080 OVC120 55 47.8 77% 30.12 0.0
11 01:55 W 5 10.00 Mostly Cloudy BKN110 BKN130 56.5 46.6 58.1 51.8 70% 30.13 0.0
11 01:35 SW 3 10.00 Mostly Cloudy FEW100 BKN130 56.1 46.4 70% 30.13 0.0
11 01:15 W 3 10.00 Overcast SCT100 BKN130 BKN220 OVC240 56.5 46.8 70% 30.13 0.0
11 00:55 W 3 10.00 Overcast BKN110 OVC220 56.1 47.3 72% 30.14 0.0
11 00:35 W 3 10.00 Overcast OVC110 54.9 47.7 77% 30.15 0.0
11 00:15 SW 3 10.00 Overcast OVC120 56.7 47.1 71% 30.15 0.0
10 23:55 Calm 10.00 Overcast BKN120 OVC190 57.2 46.8 68% 30.16 0.0
10 23:35 NW 8 10.00 Overcast SCT130 BKN160 OVC190 56.5 47.3 72% 30.17 0.0
10 23:15 NW 6 10.00 Mostly Cloudy FEW120 BKN160 54.3 47.7 78% 30.17 0.0
10 22:55 Calm 10.00 Mostly Cloudy BKN120 52 48.2 87% 30.13 0.0
10 22:35 Calm 10.00 Overcast OVC120 52.3 48.2 86% 30.13 0.0
10 22:15 Vrbl 5 10.00 Mostly Cloudy BKN120 52.5 48.6 86% 30.14 0.0
10 21:55 Vrbl 3 10.00 Fair CLR 52.7 48.2 85% 30.14 0.0
10 21:35 Calm 10.00 Fair CLR 53.2 47.8 82% 30.14 0.0
10 21:15 S 3 10.00 Fair CLR 54 47.5 79% 30.14 0.0
10 20:55 Vrbl 5 10.00 Fair CLR 55 47.1 75% 30.14 0.0
10 20:35 Vrbl 3 10.00 A Few Clouds FEW250 55.6 47.1 73% 30.14 0.0
10 20:15 S 5 9.00 Mostly Cloudy BKN250 57 47.5 71% 30.13 0.0
10 19:55 S 5 9.00 Partly Cloudy SCT240 59.4 48.2 67.5 59.4 67% 30.13 0.0
10 19:35 S 6 9.00 Partly Cloudy FEW220 SCT250 62.1 47.3 59% 30.13 0.0
10 19:15 S 7 10.00 A Few Clouds FEW210 64.4 41.4 43% 30.13 0.0
10 18:55 S 9 10.00 Partly Cloudy SCT220 65.1 40.8 41% 30.13 0.0
10 18:35 SW 8 10.00 Partly Cloudy SCT210 65.7 41 41% 30.13 0.0
10 18:15 Vrbl 5 10.00 A Few Clouds FEW210 65.3 41.2 41% 30.14 0.0
10 17:55 SW 7 G 17 10.00 Fair CLR 66.2 41 40% 30.14 0.0
10 17:35 S 8 G 20 10.00 Fair CLR 66.9 40.6 38% 30.14 0.0
10 17:15 S 9 10.00 Fair CLR 67.5 41.5 39% 30.15 0.0
10 16:55 Vrbl 7 10.00 Fair CLR 66.4 41.2 40% 30.16 0.0
10 16:35 SW 9 10.00 Fair CLR 66.7 41.9 41% 30.16 0.0
10 16:15 SW 6 10.00 Fair CLR 66 43.2 44% 30.17 0.0
10 15:55 S 9 10.00 Fair CLR 67.1 44.1 44% 30.17 0.0
10 15:35 Vrbl 6 10.00 Fair CLR 66.4 44.6 46% 30.19 0.0
10 15:15 S 8 10.00 Fair CLR 66.4 45.3 47% 30.2 0.0
10 14:55 S 9 10.00 Fair CLR 66 45.5 48% 30.21 0.0
10 14:35 SW 10 10.00 Fair CLR 64.9 45.1 49% 30.22 0.0
10 14:15 SW 7 10.00 Fair CLR 64.2 44.4 49% 30.23 0.0
10 13:55 S 8 10.00 Fair CLR 63.7 46 63.7 39.7 53% 30.25 0.0
10 13:35 S 7 10.00 Fair CLR 62.1 45.9 56% 30.26 0.0
10 13:15 Vrbl 5 9.00 Fair CLR 61.5 46 57% 30.27 0.0
10 12:55 SW 8 10.00 Fair CLR 59.9 45.5 59% 30.29 0.0
10 12:35 Vrbl 6 10.00 Fair CLR 59.4 45.5 60% 30.29 0.0
10 12:15 Vrbl 6 10.00 Fair CLR 58.6 45.5 62% 30.3 0.0
10 11:55 Vrbl 5 10.00 Fair CLR 57 45.5 66% 30.32 0.0
10 11:35 Vrbl 6 10.00 Fair CLR 55.4 45.3 69% 30.32 0.0
10 11:15 Vrbl 6 10.00 Fair CLR 53.6 45.7 75% 30.33 0.0
10 10:55 Vrbl 3 10.00 Fair CLR 51.3 45.5 81% 30.34 0.0
10 10:35 Vrbl 3 10.00 A Few Clouds FEW011 49.6 45.5 86% 30.34 0.0
10 10:15 Calm 9.00 Mostly Cloudy BKN009 47.1 44.6 91% 30.35 0.0
10 09:55 Calm 10.00 Overcast OVC006 45.7 44.2 95% 30.35 0.0
10 09:35 Vrbl 5 9.00 Overcast OVC005 44.4 43.5 97% 42 30.36 0.0
10 09:15 Vrbl 3 9.00 Overcast OVC004 42.4 42.4 100% 30.36 0.0
10 08:55 Vrbl 3 8.00 Overcast OVC004 41.7 41.7 100% 30.37 0.0
10 08:35 Vrbl 5 8.00 Overcast OVC003 40.8 40.8 100% 38 30.38 0.0
10 08:15 Calm 5.00 Fog/Mist OVC002 40.3 40.3 100% 30.38 0.0
10 07:55 Calm 1.50 Fog/Mist OVC002 39.6 39.6 41.5 39.6 100% 30.39 0.0
10 07:35 W 3 3.00 Fog/Mist OVC003 39.7 39.7 100% 30.39 0.0
10 07:15 Vrbl 5 5.00 Fog/Mist OVC004 39.9 39.9 100% 37 30.38 0.0
10 06:55 Vrbl 3 8.00 Overcast OVC004 40.3 40.3 100% 30.37 0.0
10 06:35 Calm 8.00 Overcast OVC004 40.5 40.5 100% 30.37 0.0
10 06:15 Calm 10.00 Overcast OVC004 40.6 40.6 100% 30.36 0.0
10 05:55 S 6 9.00 Overcast OVC004 40.8 40.8 100% 37 30.36 0.0
10 05:35 Vrbl 3 10.00 Overcast OVC004 40.8 40.8 100% 30.36 0.0
10 05:15 S 5 10.00 Overcast OVC004 40.8 40.8 100% 38 30.37 0.0
10 04:55 Vrbl 3 10.00 Overcast OVC004 40.8 40.8 100% 30.36 0.0
10 04:35 Vrbl 3 10.00 Overcast OVC003 41 41 100% 30.36 0.0
10 04:15 Vrbl 3 9.00 Overcast OVC003 41 41 100% 30.37 0.0
10 03:55 Calm 9.00 Overcast OVC004 41 41 100% 30.38 0.0
10 03:35 Vrbl 3 10.00 Overcast OVC004 41 41 100% 30.38 0.0
10 03:15 S 5 9.00 Overcast OVC004 41.2 41.2 100% 39 30.38 0.0
10 02:55 S 5 10.00 Overcast OVC004 41.4 41.4 100% 39 30.38 0.0
10 02:35 S 6 10.00 Overcast OVC005 41.4 41.4 100% 38 30.39 0.0
10 02:15 Vrbl 5 10.00 Overcast OVC005 41.5 41.5 100% 39 30.39 0.0
10 01:55 Vrbl 6 10.00 Overcast OVC005 41.4 41.4 48.7 40.1 100% 38 30.4 0.0
10 01:35 Vrbl 6 10.00 Overcast OVC005 41.2 41.2 100% 38 30.41 0.0
10 01:15 Vrbl 3 10.00 Mostly Cloudy BKN007 40.8 40.8 100% 30.41 0.0
10 00:55 S 5 10.00 Fair CLR 40.5 40.5 100% 38 30.41 0.0
10 00:35 S 3 10.00 A Few Clouds FEW007 40.6 40.6 100% 30.42 0.0
10 00:15 S 6 10.00 Mostly Cloudy BKN007 41.2 41.2 100% 38 30.41 0.0
09 23:55 S 7 9.00 Overcast OVC007 41.7 41.4 99% 38 30.42 0.0
09 23:35 S 5 9.00 Overcast OVC007 41.9 41.5 99% 40 30.43 0.0
09 23:15 S 3 10.00 Mostly Cloudy BKN008 41.9 41.2 97% 30.43 0.0
09 22:55 S 5 10.00 Fair CLR 42.1 41 96% 40 30.42 0.0
09 22:35 S 3 10.00 Fair CLR 42.4 41 95% 30.43 0.0
09 22:15 Vrbl 3 10.00 Fair CLR 42.8 41.2 94% 30.44 0.0
09 21:55 S 5 10.00 Fair CLR 43.3 40.8 91% 41 30.44 0.0
09 21:35 Vrbl 6 10.00 Fair CLR 43.9 40.6 88% 41 30.45 0.0
09 21:15 Vrbl 3 10.00 Fair CLR 44.4 39.7 84% 30.43 0.0
09 20:55 S 6 10.00 Fair CLR 46 39.2 77% 44 30.43 0.0
09 20:35 S 7 10.00 Fair CLR 46.8 38.7 74% 44 30.42 0.0
09 20:15 S 6 10.00 Fair CLR 48 36.1 64% 46 30.42 0.0
09 19:55 Vrbl 5 10.00 Fair CLR 49.5 31.5 56.8 49.5 50% 48 30.42 0.0
09 19:35 S 6 9.00 Fair CLR 50 28.9 44% 48 30.41 0.0
09 19:15 Vrbl 6 10.00 Fair CLR 51.1 26.8 39% 30.41 0.0
09 18:55 SE 7 10.00 Fair CLR 52.3 27.7 39% 30.42 0.0
09 18:35 SE 8 10.00 Fair CLR 53.1 27.9 38% 30.42 0.0
09 18:15 Vrbl 7 10.00 Partly Cloudy SCT220 54 29.1 39% 30.42 0.0
09 17:55 SE 6 9.00 Partly Cloudy SCT220 55 30.2 39% 30.42 0.0
09 17:35 SE 8 10.00 Partly Cloudy SCT230 54.7 30.7 40% 30.43 0.0
09 17:15 Vrbl 7 10.00 Partly Cloudy SCT230 55.2 30.6 39% 30.43 0.0
09 16:55 Vrbl 7 9.00 Fair CLR 55.6 30.9 39% 30.44 0.0
09 16:35 Vrbl 7 9.00 Fair CLR 55.8 31.6 40% 30.44 0.0
09 16:15 S 10 G 20 9.00 A Few Clouds FEW200 55.9 32 40% 30.44 0.0
09 15:55 Vrbl 6 9.00 Fair CLR 56.8 32.9 40% 30.45 0.0
09 15:35 S 9 9.00 Fair CLR 56.1 32 40% 30.45 0.0
09 15:15 SE 10 9.00 Fair CLR 55.2 32 41% 30.47 0.0
09 14:55 SE 10 10.00 Fair CLR 55.8 32 41% 30.48 0.0
09 14:35 Vrbl 7 9.00 Fair CLR 54 32.4 44% 30.48 0.0
09 14:15 S 8 9.00 Fair CLR 54 33.3 46% 30.49 0.0
09 13:55 Vrbl 6 9.00 Fair CLR 53.6 32.7 53.6 34.2 45% 30.5 0.0
09 13:35 SE 8 9.00 A Few Clouds FEW380 51.8 32.4 48% 30.51 0.0
09 13:15 Vrbl 6 9.00 A Few Clouds FEW350 51.3 32 48% 30.52 0.0
09 12:55 Vrbl 6 9.00 Fair CLR 50.2 33.3 52% 30.53 0.0
09 12:35 S 8 10.00 Fair CLR 49.8 32 50% 47 30.54 0.0
09 12:15 S 5 9.00 Fair CLR 47.7 33.1 57% 46 30.54 0.0
09 11:55 Vrbl 7 10.00 Fair CLR 47.1 32.7 57% 44 30.56 0.0
09 11:35 Vrbl 7 10.00 Fair CLR 46 32.9 60% 43 30.56 0.0
09 11:15 Vrbl 6 10.00 Fair CLR 44.4 34.2 67% 42 30.56 0.0
09 10:55 Vrbl 6 10.00 Fair CLR 43.3 33.4 68% 40 30.56 0.0
09 10:35 SE 6 9.00 Partly Cloudy SCT016 42.1 35.2 77% 39 30.57 0.0
09 10:15 Vrbl 6 9.00 Overcast OVC015 40.1 34.7 81% 37 30.57 0.0
09 09:55 Vrbl 3 9.00 Overcast OVC012 38.7 34.5 85% 30.58 0.0
09 09:35 Vrbl 3 9.00 Overcast OVC012 38.1 34.7 88% 30.58 0.0
09 09:15 S 8 10.00 Overcast OVC012 37 34 89% 32 30.58 0.0
09 08:55 Vrbl 5 10.00 Overcast OVC011 37 35.2 93% 34 30.58 0.0
09 08:35 SE 3 8.00 Overcast OVC011 36 34.9 96% 30.59 0.0
09 08:15 Vrbl 3 7.00 Overcast OVC010 35.1 34.5 98% 30.59 0.0
09 07:55 Calm 7.00 Overcast OVC009 33.8 33.8 33.8 29.7 100% 30.58 0.0
09 07:35 Calm 6.00 Fog/Mist OVC009 33.3 33.3 100% 30.58 0.0
09 07:15 Calm 5.00 Fog/Mist SCT003 OVC009 32.9 32.9 100% 30.58 0.0
09 06:55 Calm 6.00 Fog/Mist OVC003 32.2 32.2 100% 30.57 0.0
09 06:35 Calm 5.00 Fog/Mist OVC004 31.1 31.1 100% 30.56 0.0
09 06:15 Calm 6.00 Fog/Mist OVC004 30.6 30.6 100% 30.56 0.0
09 05:55 Calm 7.00 Overcast OVC005 30 30 100% 30.56 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)