National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Weather observations for the past three days for
Chester County Airport
Metric (Imperial)
Date Time (edt) 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.
12 01:55 NW 11 16.09 Overcast OVC160 22.2 20.7 25.5 21.7 91% 75.87 0.0
12 01:35 NW 11 16.09 Mostly Cloudy BKN160 22 20.7 92% 75.87 0.0
12 01:15 NW 9 16.09 Mostly Cloudy SCT170 BKN190 21.8 20.8 94% 75.9 0.0
12 00:55 W 7 16.09 Overcast OVC200 22.7 20.7 89% 75.9 0.0
12 00:35 W 7 16.09 Mostly Cloudy BKN200 BKN250 22.4 20.7 90% 75.9 0.0
12 00:15 NW 9 16.09 Mostly Cloudy FEW210 BKN250 22.1 20.7 92% 75.9 0.0
11 23:55 NW 15 16.09 Overcast OVC210 23.4 20.7 85% 75.92 0.0
11 23:35 NW 17 16.09 Mostly Cloudy BKN220 23 21 89% 75.92 0.0
11 23:15 NW 15 16.09 Mostly Cloudy BKN230 22.4 21.3 94% 75.97 0.0
11 22:55 W 9 16.09 A Few Clouds FEW250 23.2 21.3 89% 75.97 0.0
11 22:35 W 7 16.09 A Few Clouds FEW250 22.9 21.3 91% 75.97 0.0
11 22:15 W 6 16.09 Fair CLR 23.6 21.2 86% 75.95 0.0
11 21:55 Calm 16.09 Fair CLR 23.3 21.3 89% 75.9 0.0
11 21:35 Calm 16.09 Fair CLR 23.9 21.4 86% 24 75.9 0.0
11 21:15 NW 7 16.09 Fair CLR 24.5 21.3 82% 25 75.87 0.0
11 20:55 NW 11 16.09 A Few Clouds FEW037 24.1 22 88% 24 75.87 0.0
11 20:35 W 7 16.09 A Few Clouds FEW037 24.5 22.9 91% 25 75.84 0.0
11 20:15 W 6 12.87 A Few Clouds FEW045 25.3 23.1 88% 26 75.84 0.0
11 19:55 W 6 14.48 Partly Cloudy FEW047 SCT140 25.5 23.1 28.2 25.5 87% 27 75.84 0.0 0.03 0.03
11 19:35 SW 7 16.09 Mostly Cloudy BKN140 25.8 22.9 84% 27 75.87 0.0 0.03
11 19:15 SW 6 16.09 Fair CLR 26.1 22.2 79% 28 75.87 0.0 0.03
11 18:55 W 7 14.48 Light Rain CLR 26.6 22.3 77% 29 75.87 0.0
11 18:35 Calm 16.09 Fair CLR 26.9 22.8 78% 29 75.87 0.0
11 18:15 SW 6 16.09 Fair CLR 27 22.7 77% 29 75.87 0.0
11 17:55 W 7 16.09 Fair CLR 27.1 22.5 76% 30 75.87 0.0
11 17:35 W 7 16.09 Fair CLR 27.1 22.2 75% 29 75.9 0.0
11 17:15 Vrbl 7 16.09 Fair CLR 27.8 22.6 73% 31 75.92 0.0
11 16:55 SW 6 16.09 A Few Clouds FEW370 27.5 22.2 73% 30 75.9 0.0
11 16:35 W 7 16.09 Partly Cloudy SCT040 SCT370 27.3 21.8 72% 30 75.92 0.0
11 16:15 Calm 16.09 Mostly Cloudy BKN041 27.5 22.3 73% 30 75.92 0.0
11 15:55 Vrbl 9 16.09 Mostly Cloudy FEW036 BKN044 28.1 21.6 68% 31 75.92 0.0
11 15:35 Vrbl 7 16.09 Mostly Cloudy SCT036 BKN044 27.6 22.4 73% 30 75.92 0.0
11 15:15 Vrbl 6 16.09 Partly Cloudy SCT040 27.5 22.6 75% 30 75.95 0.0
11 14:55 W 9 16.09 Partly Cloudy FEW037 SCT350 27.6 22 72% 30 75.97 0.0
11 14:35 Vrbl 9 16.09 Mostly Cloudy BKN033 BKN042 BKN350 27.2 22.6 76% 30 75.97 0.0
11 14:15 Vrbl 7 16.09 Mostly Cloudy BKN033 27 22.3 76% 29 76.02 0.0
11 13:55 SW 11 16.09 Partly Cloudy FEW033 SCT320 SCT360 27.2 21.9 27.2 22.3 73% 29 76.02 0.0
11 13:35 Vrbl 7 16.09 Partly Cloudy FEW035 SCT320 SCT360 26.9 21.9 74% 29 76.02 0.0
11 13:15 W 15 16.09 Partly Cloudy FEW030 SCT320 SCT350 SCT380 26.4 21.8 76% 28 76.02 0.0
11 12:55 W 13 16.09 Partly Cloudy FEW027 SCT330 SCT360 26.5 22.1 77% 28 76.02 0.0
11 12:35 Vrbl 11 16.09 A Few Clouds FEW027 26.2 22.3 79% 28 76.05 0.0
11 12:15 SW 9 16.09 Partly Cloudy FEW220 SCT330 26.7 22.1 76% 29 76.05 0.0
11 11:55 Vrbl 7 16.09 Mostly Cloudy SCT110 BKN220 26.6 21.6 74% 28 76.05 0.0
11 11:35 Vrbl 7 16.09 Mostly Cloudy SCT110 BKN230 26.6 21.9 75% 29 76.02 0.0
11 11:15 Calm 16.09 A Few Clouds FEW230 26 20.6 72% 27 76 0.0
11 10:55 Calm 16.09 Partly Cloudy SCT220 26.1 21 74% 28 75.95 0.0
11 10:35 N 9 16.09 Overcast OVC220 25.4 21 77% 27 75.9 0.0
11 10:15 N 9 16.09 Overcast OVC220 25.2 21 78% 26 75.87 0.0
11 09:55 N 20 G 31 16.09 Mostly Cloudy SCT220 BKN240 24.4 21 81% 25 75.87 0.0
11 09:35 N 24 16.09 A Few Clouds FEW210 24.2 20.8 81% 25 75.87 0.0
11 09:15 N 20 16.09 A Few Clouds FEW220 24.4 20.8 80% 25 75.9 0.0
11 08:55 N 17 16.09 Partly Cloudy SCT160 23.4 20.5 84% 76.02 0.0
11 08:35 NW 19 14.48 Mostly Cloudy BKN160 23.1 19.7 81% 76.07 0.0
11 08:15 NW 20 14.48 A Few Clouds FEW160 22.7 18.9 79% 76.1 0.0
11 07:55 NW 26 G 39 16.09 Mostly Cloudy BKN170 22.1 19.8 22.1 19.5 87% 76.12 0.0 0.03
11 07:35 NW 24 16.09 Mostly Cloudy BKN170 21.9 20.2 90% 76.15 0.0
11 07:15 NW 17 16.09 Partly Cloudy SCT027 SCT034 SCT060 21.4 20.9 97% 76.17 0.0
11 06:55 W 9 16.09 Mostly Cloudy BKN026 BKN039 20.6 20.6 100% 76.2 0.0 0.03
11 06:35 W 9 16.09 A Few Clouds FEW041 20.4 20.4 100% 76.17 0.0
11 06:15 W 9 16.09 Fair CLR 20.3 20.3 100% 76.15 0.0
11 05:55 W 13 16.09 Fair CLR 20.2 20.2 100% 76.12 0.0
11 05:35 W 13 16.09 Fair CLR 20.2 20.2 100% 76.12 0.0
11 05:15 W 15 16.09 Fair CLR 20.5 20.5 100% 76.1 0.0
11 04:55 NW 15 16.09 Fair CLR 20.7 20.5 99% 76.02 0.0
11 04:35 NW 15 16.09 Fair CLR 20.7 20.5 99% 76 0.0
11 04:15 NW 22 16.09 Fair CLR 20.6 20.5 99% 76.07 0.0
11 03:55 NW 15 16.09 Fair CLR 20.3 20.3 100% 76.05 0.0
11 03:35 NW 17 16.09 Fair CLR 20.1 20.1 100% 76.07 0.0
11 03:15 W 17 16.09 Fair CLR 20 20 100% 76.07 0.0
11 02:55 NW 17 16.09 Fair CLR 19.6 19.6 100% 76.07 0.0
11 02:35 W 15 16.09 Fair CLR 19.6 19.6 100% 76.07 0.0
11 02:15 W 13 14.48 Fair CLR 19.5 19.5 100% 76.1 0.0
11 01:55 W 13 12.87 Fair CLR 19.8 19.8 21.6 19.8 100% 76.1 0.0 0.03
11 01:35 W 9 14.48 Fair CLR 20.2 20.2 100% 76.12 0.0
11 01:15 W 11 12.87 Fair CLR 20.2 20.2 100% 76.12 0.0
11 00:35 W 7 11.27 Fair CLR 20 20 100% 76.12 0.0
11 00:15 W 7 12.87 Fair CLR 20.1 20.1 100% 76.12 0.0
10 23:55 W 7 14.48 Fair CLR 20.4 20.4 100% 76.15 0.0 0.03
10 23:35 W 9 16.09 Fair CLR 20.4 20.4 100% 76.15 0.0 0.03
10 23:15 W 11 16.09 Fair CLR 20.6 20.6 100% 76.15 0.0
10 22:55 W 11 16.09 Fair CLR 21.1 20.2 95% 76.17 0.0
10 22:35 W 9 16.09 Fair CLR 21.2 20.1 93% 76.2 0.0
10 22:15 W 11 16.09 Fair CLR 21.1 20.1 94% 76.2 0.0
10 21:55 W 17 16.09 A Few Clouds FEW320 21.4 20.3 93% 76.17 0.0
10 21:35 W 13 16.09 A Few Clouds FEW320 21.5 20.1 92% 76.17 0.0
10 21:15 W 11 16.09 Fair CLR 20.9 20.4 97% 76.12 0.0
10 20:55 W 15 16.09 Fair CLR 20.9 20.4 97% 76.1 0.0
10 20:35 W 9 14.48 A Few Clouds FEW290 21.1 20.1 94% 76.07 0.0
10 20:15 W 9 16.09 Partly Cloudy SCT290 21.2 20.3 95% 76.07 0.0
10 19:55 W 9 16.09 Fair CLR 21.5 20.5 28.9 21.4 94% 76.1 0.0 0.03
10 19:35 W 9 16.09 Fair CLR 21.5 20.9 96% 76.07 0.0
10 19:15 W 11 16.09 Fair CLR 21.7 21.2 97% 76.07 0.0
10 18:55 W 9 16.09 Fair CLR 22 21.8 99% 76.07 0.0
10 18:35 W 9 16.09 Fair CLR 22.1 22.1 100% 76.07 0.0
10 18:15 Vrbl 6 11.27 Thunderstorm in Vicinity CLR 22.4 22.4 100% 76.1 0.0
10 17:55 SW 6 12.87 Fair CLR 22.7 22.7 100% 76.1 0.0
10 17:35 W 6 12.87 Fair CLR 22.6 22.6 100% 76.12 0.0
10 17:15 Vrbl 7 11.27 Light Rain Thunderstorm in Vicinity FEW060 23 22.6 98% 76.12 0.0
10 16:55 Vrbl 6 9.66 Light Rain Fog/Mist Thunderstorm in Vicinity FEW035 BKN049 BKN060 23.6 23.1 97% 76.15 0.0 0.03 0.03
10 16:35 Vrbl 7 6.44 Light Rain Fog/Mist Thunderstorm in Vicinity FEW026 SCT035 SCT042 BKN055 BKN140 25 23.5 91% 26 76.17 0.0
10 16:15 Calm 16.09 Thunderstorm in Vicinity SCT140 26.4 23.8 86% 29 76.15 0.0
10 15:55 SW 6 16.09 Partly Cloudy SCT150 SCT170 26.5 23.7 85% 29 76.15 0.0
10 15:35 SW 6 16.09 A Few Clouds FEW170 26.6 23.6 84% 29 76.17 0.0
10 15:15 Vrbl 6 16.09 A Few Clouds FEW380 27 23.4 81% 30 76.17 0.0
10 14:55 Vrbl 7 16.09 A Few Clouds FEW033 28.5 23.6 75% 32 76.15 0.0
10 14:35 SW 7 16.09 Fair CLR 28.6 23.6 74% 33 76.17 0.0
10 14:15 Vrbl 9 16.09 A Few Clouds FEW310 28.2 23 73% 32 76.2 0.0
10 13:55 W 13 16.09 Fair CLR 27.8 22.6 27.9 20.9 73% 31 76.23 0.0
10 13:35 Vrbl 9 16.09 Fair CLR 27.3 22.6 76% 30 76.25 0.0
10 13:15 W 9 16.09 A Few Clouds FEW370 26.6 22.9 80% 29 76.25 0.0
10 12:55 W 11 16.09 Fair CLR 26.1 22.1 79% 28 76.25 0.0
10 12:35 SW 9 16.09 A Few Clouds FEW330 25 22.2 85% 26 76.28 0.0
10 12:15 Vrbl 7 16.09 A Few Clouds FEW320 24.5 22.8 90% 25 76.28 0.0
10 11:55 NW 11 16.09 A Few Clouds FEW180 23.7 22.8 95% 76.3 0.0
10 11:35 W 11 16.09 Partly Cloudy FEW170 SCT380 22.7 22.4 98% 76.3 0.0
10 11:15 W 7 16.09 NULL NULL 21.2 21.2 100% 76.35 0.0
10 10:55 NW 9 6.44 Light Rain Fog/Mist NULL 21.3 21 98% 76.38 0.0
10 10:35 W 11 6.44 Light Rain Fog/Mist NULL 21.4 20.4 94% 76.4 0.0
10 10:15 W 37 G 50 4.83 Light Rain and Breezy FEW026 BKN047 BKN055 OVC080 23.1 20.8 87% 76.45 0.0
10 09:55 Calm 16.09 Mostly Cloudy BKN080 BKN340 25.5 21.7 80% 27 76.4 0.0
10 09:35 SW 6 16.09 Partly Cloudy FEW085 SCT330 26.2 20.2 70% 28 76.38 0.0
10 09:15 Calm 16.09 Fair CLR 25.4 21.1 77% 27 76.35 0.0
10 08:55 Calm 16.09 Fair CLR 24.5 22.1 87% 25 76.35 0.0
10 08:35 Calm 16.09 Fair CLR 23.2 21.7 91% 76.35 0.0
10 08:15 Calm 16.09 Fair CLR 22.7 21 90% 76.33 0.0
10 07:55 Calm 16.09 Fair CLR 22.2 21.3 23 19.1 95% 76.3 0.0 0.03
10 07:35 S 6 14.48 Fair CLR 21 21 100% 76.3 0.0
10 07:15 Calm 11.27 Fair CLR 21.2 20.7 97% 76.33 0.0
10 06:55 W 7 11.27 Fair CLR 20.6 19.6 94% 76.33 0.0 0.03
10 06:35 NW 6 12.87 Fair CLR 20.1 19.4 96% 76.28 0.0
10 06:15 NW 6 11.27 Fair CLR 19.1 19 99% 76.3 0.0
10 05:55 Calm 16.09 Fair CLR 20 19.3 96% 76.28 0.0
10 05:35 NW 6 14.48 Fair CLR 20.2 19.2 94% 76.28 0.0
10 05:15 W 7 16.09 Fair CLR 20.8 19.4 92% 76.28 0.0
10 04:55 W 7 16.09 Fair CLR 20.7 19.2 91% 76.28 0.0
10 04:35 W 7 16.09 Fair CLR 19.7 18.8 95% 76.28 0.0
10 04:15 W 6 16.09 Fair CLR 20.5 18.7 89% 76.28 0.0
10 03:55 NW 6 16.09 Fair CLR 21 18.9 88% 76.28 0.0
10 03:35 W 7 16.09 A Few Clouds FEW060 21.1 19 88% 76.28 0.0
10 03:15 W 7 16.09 Mostly Cloudy BKN055 21.3 19.1 87% 76.3 0.0
10 02:55 W 9 16.09 Mostly Cloudy BKN050 21.1 19.2 89% 76.3 0.0
10 02:35 W 9 16.09 Fair CLR 20.9 19.1 90% 76.3 0.0
10 02:15 W 6 16.09 Fair CLR 22.9 18.2 75% 76.28 0.0
10 01:55 NW 7 16.09 Fair CLR 20.5 19.2 27.5 20.5 92% 76.28 0.0 0.03
10 01:35 W 6 16.09 Fair CLR 20.9 19.4 91% 76.3 0.0
10 01:15 W 7 16.09 A Few Clouds FEW060 21.6 19.6 88% 76.3 0.0
10 00:55 W 9 16.09 Mostly Cloudy BKN060 21.9 19.9 88% 76.33 0.0
10 00:35 W 7 16.09 Partly Cloudy SCT065 21.3 19.6 90% 76.33 0.0
10 00:15 W 7 16.09 Fair CLR 22.3 18.7 80% 76.33 0.0
09 23:55 W 7 16.09 Fair CLR 22.6 19.4 82% 76.3 0.0
09 23:35 W 7 16.09 Fair CLR 23.6 19.4 77% 76.3 0.0
09 23:15 W 7 16.09 Fair CLR 21.9 20.2 90% 76.3 0.0
09 22:55 W 7 16.09 Fair CLR 21.2 19.3 89% 76.28 0.0 0.03 0.03
09 22:35 W 6 16.09 Fair CLR 23.3 19 77% 76.28 0.0 0.03
09 22:15 NW 6 16.09 Fair CLR 23.7 18.9 75% 76.28 0.0 0.03
09 21:55 NW 9 16.09 Fair CLR 23.1 21 88% 76.28 0.0
09 21:35 NW 7 16.09 Fair CLR 24 20.6 81% 24 76.28 0.0
09 21:15 W 6 16.09 Fair CLR 24.8 19.5 72% 26 76.25 0.0
09 20:55 W 6 16.09 Fair CLR 25.3 20.4 74% 26 76.23 0.0
09 20:35 W 6 16.09 Fair CLR 25.5 20.6 74% 27 76.23 0.0
09 20:15 Calm 16.09 Fair CLR 25.5 20 72% 27 76.23 0.0
09 19:55 W 6 16.09 Fair CLR 27.5 19.4 31 27.4 61% 29 76.23 0.0
09 19:35 W 6 16.09 Fair CLR 27.5 19.1 60% 29 76.23 0.0
09 19:15 W 7 16.09 Fair CLR 28.1 19 58% 29 76.2 0.0
09 18:55 W 7 16.09 Fair CLR 28.8 19 55% 30 76.2 0.0
09 18:35 W 9 16.09 Fair CLR 29 20.1 59% 31 76.23 0.0
09 18:15 W 15 16.09 Fair CLR 29.7 18.3 50% 31 76.23 0.0
09 17:55 NW 17 16.09 A Few Clouds FEW055 30.1 18.3 49% 31 76.23 0.0
09 17:35 NW 19 16.09 Partly Cloudy SCT055 30.3 19.1 51% 32 76.23 0.0
09 17:15 W 11 16.09 A Few Clouds FEW055 29.5 20.4 58% 32 76.23 0.0
09 16:55 W 15 16.09 A Few Clouds FEW055 30.5 19.8 53% 32 76.23 0.0
09 16:35 W 11 16.09 Fair CLR 30.7 20.8 56% 33 76.23 0.0
09 16:15 NW 17 16.09 A Few Clouds FEW050 30.5 20.2 54% 33 76.23 0.0
09 15:55 W 13 16.09 Mostly Cloudy BKN049 30.7 20.5 55% 33 76.25 0.0
09 15:35 W 15 16.09 Partly Cloudy SCT047 30.9 20.7 55% 33 76.25 0.0
09 15:15 NW 15 16.09 Fair CLR 30.4 20.6 56% 33 76.25 0.0
09 14:55 NW 15 16.09 Fair CLR 30.5 21.2 58% 33 76.28 0.0
09 14:35 NW 15 16.09 A Few Clouds FEW041 30.6 21.8 59% 34 76.28 0.0
09 14:15 W 15 16.09 Partly Cloudy SCT040 SCT380 30.1 22 62% 33 76.28 0.0
09 13:55 NW 17 16.09 Partly Cloudy SCT040 SCT360 30.1 22 30.3 24.6 62% 33 76.3 0.0 0.03
09 13:35 NW 15 16.09 Partly Cloudy FEW040 SCT370 30.2 22.2 62% 34 76.28 0.0
09 13:15 W 11 16.09 A Few Clouds FEW041 29.6 22 64% 33 76.28 0.0
09 12:55 NW 15 16.09 Fair CLR 29.4 22.3 66% 33 76.3 0.0 0.03
09 12:35 NW 17 16.09 Fair CLR 29.6 23.2 69% 34 76.3 0.0
09 12:15 NW 19 16.09 A Few Clouds FEW029 29.7 23.1 68% 34 76.3 0.0
09 11:55 NW 17 16.09 A Few Clouds FEW026 29.1 23.7 73% 33 76.33 0.0
09 11:35 NW 17 16.09 A Few Clouds FEW026 28.7 23.9 75% 33 76.3 0.0
09 11:15 NW 17 16.09 Fair CLR 28.3 23.5 75% 32 76.3 0.0
09 10:55 NW 17 16.09 Fair CLR 28.1 23.5 76% 32 76.3 0.0
09 10:35 NW 24 16.09 Fair CLR 27.5 23.6 79% 31 76.3 0.0
09 10:15 NW 20 16.09 A Few Clouds FEW280 27.3 23.7 81% 31 76.28 0.0
09 09:55 NW 20 16.09 Fair CLR 27 23.8 83% 30 76.28 0.0
09 09:35 NW 19 16.09 Fair CLR 26.5 23.6 84% 29 76.28 0.0
09 09:15 NW 20 16.09 A Few Clouds FEW330 26.4 23.2 83% 29 76.28 0.0
09 08:55 NW 17 16.09 A Few Clouds FEW330 26.3 23.3 84% 28 76.28 0.0
09 08:35 NW 15 16.09 Fair CLR 25.9 23.3 86% 28 76.25 0.0
09 08:15 W 11 16.09 Fair CLR 24.9 23.3 91% 25 76.25 0.0
09 07:55 NW 13 16.09 Fair CLR 24.1 23.2 24.1 21.4 95% 23 76.23 0.0 0.03 0.03
09 07:35 NW 9 16.09 Fair CLR 23.7 23 96% 76.23 0.0 0.03
09 07:15 Calm 14.48 Fair CLR 23.6 22.8 95% 76.23 0.0 0.03
09 06:55 W 9 12.87 Fair CLR 22.7 22.5 99% 76.23 0.0
09 06:35 W 9 12.87 A Few Clouds FEW290 22.6 22.3 98% 76.23 0.0
09 06:15 W 11 14.48 Fair CLR 23.1 22.2 95% 76.2 0.0
09 05:55 W 9 14.48 Fair CLR 22.7 22.2 97% 76.2 0.0
09 05:35 W 11 14.48 Fair CLR 22.5 22.3 99% 76.2 0.0
09 05:15 W 9 14.48 Fair CLR 22.5 22.3 99% 76.17 0.0
09 04:55 W 7 14.48 Fair CLR 22.2 22.2 100% 76.17 0.0
09 04:35 W 9 16.09 Fair CLR 23.3 22.6 96% 76.17 0.0
09 04:15 W 9 16.09 Fair CLR 23.2 22.8 98% 76.17 0.0
09 03:55 W 7 14.48 Fair CLR 23 22.9 99% 76.17 0.0
09 03:35 W 9 12.87 Fair CLR 22.7 22.7 100% 76.17 0.0
09 03:15 W 7 12.87 Fair CLR 22.2 22.2 100% 76.17 0.0
09 02:55 W 9 16.09 Fair CLR 23.4 23.2 99% 76.17 0.0
09 02:35 W 11 14.48 Fair CLR 23.4 23.3 99% 76.2 0.0
09 02:15 W 9 12.87 Fair CLR 23 23 100% 76.17 0.0
Date Time (edt) 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)