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 (est) 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 04:35 NW 28 G 46 16.09 Overcast OVC040 -1.6 -8.7 59% -8 76.15 0.0
12 04:15 NW 30 16.09 Overcast OVC040 -1.7 -8.8 59% -8 76.12 0.0
12 03:55 NW 26 16.09 Overcast OVC040 -1.6 -8.9 58% -8 76.12 0.0
12 03:35 NW 22 16.09 Overcast OVC041 -1.7 -8.8 59% -7 76.12 0.0
12 03:15 NW 22 16.09 Overcast OVC042 -1.7 -9 58% -7 76.12 0.0
12 02:55 NW 19 G 31 16.09 Overcast OVC042 -1.6 -9.1 57% -7 76.12 0.0
12 02:35 W 22 16.09 Overcast OVC042 -1.6 -9.2 57% -7 76.1 0.0
12 02:15 NW 26 16.09 Overcast OVC043 -1.6 -9.1 57% -8 76.1 0.0
12 01:55 NW 24 16.09 Overcast OVC042 -1.3 -9.4 54% -7 76.1 0.0
12 01:35 NW 30 16.09 Overcast OVC042 -1.1 -9.6 53% -7 76.1 0.0
12 01:15 NW 31 G 48 16.09 Overcast OVC044 -1.1 -9.4 54% -8 76.07 0.0
12 00:55 NW 31 G 54 16.09 Overcast OVC045 -0.9 -9.4 0.7 -0.9 53% -7 76.05 0.0
12 00:35 NW 26 G 48 16.09 Overcast OVC045 -0.9 -9.8 51% -7 76.05 0.0
12 00:15 NW 39 G 50 16.09 Overcast and Breezy OVC044 -0.7 -9.2 53% -8 76.05 0.0
11 23:55 NW 26 G 44 16.09 Overcast OVC040 -0.5 -7.9 58% -6 76.05 0.0
11 23:35 NW 30 G 39 16.09 Overcast OVC037 -0.5 -7.2 61% -7 76.02 0.0
11 23:15 NW 22 16.09 Overcast OVC035 -0.3 -7.1 61% -5 76.02 0.0
11 22:55 NW 20 16.09 Overcast OVC038 -0.2 -7.2 60% -5 76 0.0
11 22:35 NW 31 G 39 16.09 Overcast OVC039 0 -7.4 58% -6 76 0.0
11 22:15 NW 26 16.09 Overcast OVC042 0 -7.6 57% -6 76 0.0
11 21:55 NW 24 G 43 16.09 Overcast OVC044 -0.3 -7.7 58% -6 76 0.0
11 21:35 NW 20 16.09 Mostly Cloudy BKN044 -0.5 -7.7 59% -5 76 0.0
11 21:15 NW 22 16.09 Partly Cloudy SCT045 -0.6 -7.8 59% -6 76 0.0
11 20:55 NW 24 16.09 Fair CLR -0.3 -8 56% -6 76 0.0
11 20:35 NW 30 G 41 16.09 Fair CLR -0.4 -8 57% -6 76 0.0
11 20:15 NW 31 G 41 16.09 Fair CLR 0.1 -8.4 53% -6 76 0.0
11 19:55 NW 33 G 46 16.09 Fair and Breezy CLR 0.1 -8.1 54% -6 75.97 0.0
11 19:35 NW 28 16.09 Fair CLR 0.2 -7.6 56% -6 75.97 0.0
11 19:15 NW 31 G 44 16.09 Fair CLR 0.6 -7.8 54% -5 75.97 0.0
11 18:55 NW 33 G 43 16.09 A Few Clouds and Breezy FEW050 0.8 -7 3.6 0.8 56% -5 75.95 0.0
11 18:35 NW 24 G 44 16.09 Mostly Cloudy BKN048 1.1 -7.2 54% -4 75.95 0.0
11 17:55 NW 30 G 39 16.09 Overcast OVC042 1.6 -6.2 57% -4 75.9 0.0
11 17:35 NW 28 G 48 14.48 Overcast OVC041 1.9 -6 56% -3 75.9 0.0
11 17:15 NW 24 G 37 14.48 Overcast OVC042 2 -5.7 57% -3 75.84 0.0
11 16:55 NW 35 14.48 Overcast and Breezy OVC044 2.3 -5.4 57% -4 75.82 0.0
11 16:35 NW 33 G 57 16.09 Overcast and Breezy OVC047 2.6 -5.7 55% -3 75.79 0.0
11 16:15 NW 31 G 44 16.09 Overcast OVC047 2.8 -5 57% -3 75.77 0.0
11 15:55 NW 35 16.09 Overcast and Breezy OVC047 2.9 -4.7 58% -3 75.77 0.0
11 15:35 NW 35 G 48 16.09 Overcast and Breezy BKN049 OVC055 2.9 -4.3 60% -3 75.74 0.0
11 15:15 NW 37 G 44 16.09 Overcast and Breezy BKN037 OVC055 2.9 -4.3 60% -3 75.72 0.0
11 14:55 NW 24 16.09 Unknown Precip OVC036 2.8 -3.4 64% -2 75.72 0.0
11 14:35 NW 26 14.48 Unknown Precip OVC035 2.9 -3.7 62% -2 75.72 0.0
11 14:15 NW 30 16.09 Overcast OVC035 3.1 -3.7 61% -2 75.72 0.0
11 13:55 NW 35 G 44 16.09 Overcast and Breezy OVC040 3.3 -3.8 60% -2 75.72 0.0
11 13:35 NW 28 G 41 16.09 Overcast OVC038 3.3 -4 59% -2 75.72 0.0
11 13:15 NW 37 G 43 16.09 Overcast and Breezy OVC042 3.5 -4.1 58% -2 75.72 0.0
11 12:35 NW 31 16.09 Overcast OVC044 3.4 -3.7 60% -2 75.72 0.0
11 12:15 NW 30 G 43 14.48 Overcast OVC042 3.6 -3.2 61% -1 75.72 0.0
11 11:55 NW 30 G 39 16.09 Overcast OVC042 3.7 -2.9 62% -1 75.72 0.0
11 11:35 W 28 14.48 Overcast OVC045 3.8 -2.9 62% -1 75.72 0.0
11 11:15 W 26 14.48 Overcast BKN043 OVC050 4 -2.8 62% -0 75.72 0.0
11 10:55 W 24 12.87 Overcast OVC041 3.8 -2.7 63% -1 75.74 0.0
11 10:35 W 22 12.87 Overcast OVC043 4 -2.9 61% -0 75.74 0.0
11 10:15 W 22 16.09 Overcast OVC046 3.9 -2.8 62% -0 75.72 0.0
11 09:55 W 26 16.09 Overcast OVC046 3.8 -2.9 62% -1 75.72 0.0
11 09:35 W 22 16.09 Overcast OVC044 3.7 -2.9 62% -0 75.74 0.0
11 09:15 W 13 16.09 Overcast OVC041 2.8 -2.8 67% -0 75.72 0.0
11 08:55 W 19 16.09 Overcast OVC041 2.5 -3.4 65% -1 75.72 0.0
11 08:35 NW 26 16.09 Overcast OVC041 3 -3.7 62% -2 75.74 0.0
11 08:15 NW 11 11.27 Mostly Cloudy BKN041 -1.1 -4.7 77% -5 75.74 0.0
11 07:55 W 11 9.66 Fair with Haze CLR -2.5 -5.3 81% -6 75.72 0.0
11 07:35 W 9 9.66 Fair with Haze CLR -2.7 -5.5 81% -6 75.69 0.0
11 07:15 W 11 12.87 Fair CLR 0.3 -3.9 74% -3 75.69 0.0
11 06:55 NW 11 12.87 Fair CLR -1 -4.7 2.5 -2.9 76% -4 75.67 0.0
11 06:35 NW 13 16.09 Fair CLR 0.6 -3.8 73% -3 75.67 0.0
11 06:15 NW 15 16.09 Fair CLR 0.6 -4 72% -3 75.64 0.0
11 05:55 NW 13 16.09 Fair CLR 0.4 -4.5 70% -3 75.62 0.0
11 05:35 NW 9 16.09 Fair CLR -1.8 -5.5 76% -5 75.62 0.0
11 05:15 W 11 12.87 Fair CLR -2.4 -5.4 80% -6 75.62 0.0
11 04:55 W 13 14.48 Fair CLR -1.1 -5.3 73% -5 75.59 0.0
11 04:35 W 15 16.09 Fair CLR -0.1 -5.4 68% -4 75.57 0.0
11 04:15 W 15 16.09 Fair CLR 0.8 -5.7 62% -3 75.54 0.0
11 03:55 NW 19 16.09 A Few Clouds FEW190 2.4 -5.7 56% -2 75.51 0.0
11 03:35 NW 19 16.09 Partly Cloudy SCT190 1.9 -5.5 58% -2 75.49 0.0
11 03:15 NW 13 16.09 Mostly Cloudy BKN190 1.5 -5.5 60% -2 75.46 0.0
11 02:55 W 13 16.09 Fair CLR 1.9 -5.2 60% -1 75.44 0.0
11 02:35 W 15 16.09 Fair CLR 2 -5.1 60% -2 75.44 0.0
11 02:15 W 11 16.09 A Few Clouds FEW045 2.1 -4.1 64% -1 75.44 0.0
11 01:55 W 11 16.09 Overcast OVC041 2 -3 70% -1 75.44 0.0
11 01:35 NW 9 16.09 Overcast BKN039 OVC055 1.2 -3 74% -1 75.44 0.0
11 01:15 NW 7 16.09 Overcast SCT042 OVC055 1.3 -3.4 71% -1 75.44 0.0
11 00:55 Vrbl 6 16.09 Overcast BKN044 OVC060 0.9 -4.8 1.3 -0.7 66% 75.46 0.0
11 00:35 W 6 16.09 Overcast OVC045 0.5 -4.7 68% 75.49 0.0
11 00:15 N 6 16.09 Overcast BKN047 OVC080 0.4 -4 73% 75.49 0.0
10 23:55 Calm 14.48 Unknown Precip BKN050 OVC075 0.7 -6 61% 75.46 0.0
10 23:35 Calm 16.09 Overcast BKN048 OVC060 0.7 -5.6 63% 75.49 0.0
10 23:15 Calm 14.48 Unknown Precip BKN050 OVC090 0.9 -6.4 59% 75.49 0.0
10 22:55 Calm 16.09 Overcast BKN055 BKN070 OVC090 -0.2 -5.4 68% 75.54 0.0
10 22:35 Calm 16.09 Overcast SCT060 OVC090 -0.3 -5.8 67% 75.57 0.0
10 22:15 Calm 16.09 Overcast SCT055 BKN080 OVC100 -0.6 -5.8 68% 75.59 0.0
10 21:55 Calm 16.09 Mostly Cloudy BKN065 0.1 -6.3 62% 75.59 0.0
10 21:35 NW 6 16.09 A Few Clouds FEW110 -0.6 -6.4 65% 75.62 0.0
10 21:15 W 11 16.09 A Few Clouds FEW110 0.3 -6.6 60% -3 75.64 0.0
10 20:55 Vrbl 7 16.09 Partly Cloudy FEW280 SCT330 -0.1 -6.4 63% -2 75.59 0.0
10 20:35 Vrbl 7 16.09 A Few Clouds FEW290 -0.2 -6.4 63% -2 75.62 0.0
10 20:15 S 7 16.09 A Few Clouds FEW270 0 -6.6 62% -2 75.64 0.0
10 19:55 Vrbl 7 16.09 A Few Clouds FEW300 -0.3 -6.5 63% -3 75.69 0.0
10 19:35 Vrbl 6 16.09 A Few Clouds FEW310 -0.1 -6.6 62% 75.74 0.0
10 18:55 Vrbl 11 16.09 Partly Cloudy SCT280 0.3 -7.3 2.7 0.3 57% -3 75.79 0.0
10 18:35 S 13 16.09 Fair CLR 0.3 -7.3 57% -3 75.82 0.0
10 18:15 Vrbl 7 16.09 Fair CLR 0.7 -7.5 55% -1 75.84 0.0
10 17:55 S 9 16.09 Fair CLR 1 -7.4 54% -2 75.87 0.0
10 17:35 S 9 16.09 Fair CLR 1.4 -7.7 51% -1 75.9 0.0
10 17:15 Vrbl 9 16.09 A Few Clouds FEW300 1.9 -8.2 48% -1 75.92 0.0
10 16:55 Vrbl 6 14.48 Fair CLR 2.4 -8.2 46% 75.95 0.0
10 16:35 Vrbl 6 16.09 Fair CLR 2.6 -8.3 45% 75.97 0.0
10 16:15 S 9 16.09 A Few Clouds FEW240 2.7 -8.9 43% 0 75.97 0.0
10 15:55 S 9 16.09 Mostly Cloudy BKN240 2.5 -9.3 42% 0 76 0.0
10 15:35 Vrbl 9 16.09 Mostly Cloudy BKN220 2.3 -9.8 41% -0 76.02 0.0
10 15:15 SE 9 16.09 Overcast SCT200 OVC220 2.4 -10.1 40% 0 76.05 0.0
10 14:55 Vrbl 9 16.09 Overcast OVC200 2.2 -11 37% -0 76.1 0.0
10 14:35 Calm 16.09 Overcast OVC190 2.2 -11.2 37% 76.12 0.0
10 14:15 S 6 16.09 Mostly Cloudy BKN180 BKN200 1.5 -12 36% 76.15 0.0
10 13:55 Calm 16.09 Overcast BKN170 OVC200 1.3 -12.3 36% 76.17 0.0
10 13:35 Calm 16.09 Overcast BKN170 OVC190 1.1 -12 37% 76.2 0.0
10 13:15 Calm 16.09 Overcast OVC160 0.7 -13 35% 76.2 0.0
10 12:15 Vrbl 6 16.09 Mostly Cloudy FEW160 BKN180 -0.2 -13.3 37% 76.28 0.0
10 11:15 S 7 16.09 Overcast BKN100 OVC130 -1.1 -14 37% -3 76.43 0.0
10 10:55 S 9 16.09 Overcast SCT045 BKN100 OVC120 -1.3 -14 38% -4 76.45 0.0
10 10:35 Calm 16.09 Overcast BKN043 OVC100 -2 -14.2 39% 76.43 0.0
10 10:15 SW 7 16.09 Overcast OVC040 -2.2 -14.8 38% -5 76.48 0.0
10 09:55 S 7 16.09 Overcast BKN040 OVC047 -2.8 -15.3 38% -5 76.5 0.0
10 09:35 Vrbl 6 16.09 Overcast OVC046 -3 -15.8 37% 76.53 0.0
10 09:15 SW 6 16.09 Mostly Cloudy SCT048 BKN110 -3.1 -14.8 40% 76.53 0.0
10 08:55 S 6 16.09 Overcast SCT080 OVC110 -4.3 -14.5 45% 76.5 0.0
10 08:35 Calm 12.87 Overcast FEW031 SCT050 BKN080 OVC095 -4.7 -13.6 50% 76.5 0.0
10 08:15 Calm 14.48 Overcast FEW032 OVC055 -4.9 -12.9 54% 76.5 0.0
10 07:55 Calm 16.09 Overcast SCT030 BKN039 OVC060 -5.3 -13.2 54% 76.56 0.0
10 07:35 Calm 16.09 Overcast BKN035 BKN042 OVC060 -5.1 -15 46% 76.53 0.0
10 07:15 Calm 16.09 Overcast BKN036 BKN050 OVC060 -5.2 -15.3 45% 76.53 0.0
10 06:55 Calm 16.09 Overcast BKN039 BKN049 BKN065 OVC080 -5.3 -13.6 -4.5 -8.8 52% 76.5 0.0
10 06:35 Calm 16.09 Overcast BKN040 OVC049 -5.4 -12 60% 76.53 0.0
10 06:15 Calm 16.09 Overcast BKN046 BKN060 OVC080 -5.7 -13.7 54% 76.53 0.0
10 05:55 Calm 16.09 Overcast OVC085 -5.8 -12.5 60% 76.53 0.0
10 05:35 Calm 16.09 Overcast SCT065 OVC085 -5.7 -13.4 55% 76.5 0.0
10 05:15 Calm 16.09 Overcast OVC060 -4.9 -13.8 50% 76.5 0.0
10 04:55 Calm 16.09 Overcast OVC060 -5.3 -15.3 46% 76.53 0.0
10 04:35 Calm 16.09 Overcast OVC060 -5.4 -15.5 45% 76.53 0.0
10 04:15 Calm 16.09 Overcast OVC060 -6.1 -14 54% 76.53 0.0
10 03:55 Calm 16.09 Overcast OVC060 -6.5 -14.1 55% 76.53 0.0
10 03:35 Calm 16.09 Overcast OVC060 -7.4 -13.8 61% 76.53 0.0
10 03:15 SW 6 16.09 Overcast OVC060 -6.5 -16.2 46% 76.56 0.0
10 02:55 Calm 16.09 Overcast OVC065 -6.4 -16.4 45% 76.56 0.0
10 02:35 Calm 16.09 Overcast OVC065 -6.4 -16.5 45% 76.56 0.0
10 02:15 Calm 16.09 Mostly Cloudy BKN065 BKN200 -6.8 -15.9 49% 76.58 0.0
10 01:55 N 7 16.09 A Few Clouds FEW200 -7.7 -15.8 53% -11 76.61 0.0
10 01:35 W 9 14.48 A Few Clouds FEW240 -8.3 -16.4 52% -12 76.61 0.0
10 01:15 W 11 14.48 Partly Cloudy SCT240 -7.1 -16.4 48% -12 76.61 0.0
10 00:55 W 9 16.09 Overcast BKN240 OVC260 -6.6 -16.6 -5.1 -8.2 45% -10 76.63 0.0
10 00:35 W 11 16.09 Mostly Cloudy SCT240 BKN270 -5.7 -16.5 43% -10 76.61 0.0
10 00:15 W 7 16.09 A Few Clouds FEW280 -7.4 -16.8 47% -11 76.63 0.0
09 23:55 W 7 16.09 Fair CLR -6.2 -16.2 45% -9 76.66 0.0
09 23:35 W 9 16.09 Fair CLR -8 -16.2 52% -12 76.66 0.0
09 23:15 W 9 16.09 Fair CLR -6 -16.6 43% -10 76.66 0.0
09 22:55 W 7 16.09 Fair CLR -5.5 -16.9 41% -9 76.66 0.0
09 22:35 W 9 16.09 A Few Clouds FEW320 -5.5 -17 40% -9 76.68 0.0
09 22:15 W 9 16.09 A Few Clouds FEW320 -5.5 -17 40% -9 76.68 0.0
09 21:55 W 7 16.09 Fair CLR -5.8 -16 45% -9 76.68 0.0
09 21:35 NW 7 16.09 A Few Clouds FEW290 -5.8 -16.1 44% -9 76.71 0.0
09 21:15 W 7 16.09 Partly Cloudy FEW150 SCT290 -5.8 -15.7 46% -9 76.71 0.0
09 20:55 W 9 16.09 Overcast OVC150 -5.4 -15.4 46% -9 76.73 0.0
09 20:35 W 7 16.09 Overcast OVC150 -5.2 -15.8 44% -8 76.73 0.0
09 20:15 W 7 16.09 Overcast OVC150 -5.6 -15.2 47% -9 76.73 0.0
09 19:55 W 13 16.09 Overcast OVC150 -5.6 -14.8 49% -10 76.73 0.0
09 19:35 W 9 16.09 Overcast OVC160 -5.2 -15.1 46% -9 76.71 0.0
09 19:15 Calm 16.09 Overcast OVC150 -5.2 -15.1 46% 76.71 0.0
09 18:35 Vrbl 7 16.09 Overcast OVC130 -5.6 -14.7 49% -9 76.71 0.0
09 18:15 W 11 16.09 Overcast OVC130 -5.9 -14.3 52% -10 76.73 0.0
09 17:55 W 11 14.48 Overcast BKN130 OVC150 -5.9 -14.6 51% -10 76.73 0.0
09 17:35 W 9 14.48 Overcast OVC140 -5.8 -14.8 49% -10 76.71 0.0
09 17:15 W 11 16.09 Mostly Cloudy SCT140 BKN180 BKN200 -5.5 -15.2 47% -10 76.68 0.0
09 16:35 W 13 16.09 A Few Clouds FEW320 -5.8 -14.7 50% -11 76.71 0.0
09 16:15 W 11 14.48 Fair CLR -5.3 -15.7 44% -10 76.73 0.0
09 15:35 W 7 14.48 A Few Clouds FEW200 -5.5 -15.7 45% -9 76.76 0.0
09 15:15 NW 9 14.48 Fair CLR -5.4 -15.9 44% -9 76.78 0.0
09 14:55 W 11 14.48 Fair CLR -6 -15.6 47% -10 76.81 0.0
09 14:15 NW 17 14.48 Fair CLR -6.5 -15.5 49% -12 76.84 0.0
09 13:15 W 13 14.48 Fair CLR -7.3 -16.5 48% -12 76.86 0.0
09 12:35 NW 13 14.48 Fair CLR -7.8 -17 48% -13 76.94 0.0
09 12:15 NW 17 16.09 Fair CLR -8 -17.1 48% -14 76.99 0.0
09 11:55 NW 15 14.48 Fair CLR -8.6 -17.1 51% -14 77.01 0.0
09 11:35 W 17 14.48 Fair CLR -9.2 -17.2 53% -16 77.01 0.0
09 11:15 NW 15 14.48 Fair CLR -9.4 -17.7 51% -15 77.01 0.0
09 10:55 NW 11 14.48 Fair CLR -9.9 -18.4 50% -15 76.99 0.0
09 10:35 NW 17 14.48 Fair CLR -10.4 -18.6 51% -17 77.01 0.0
09 10:15 NW 20 14.48 Fair CLR -10.7 -18.8 52% -18 77.01 0.0
09 09:55 NW 15 14.48 Fair CLR -11.6 -19 55% -18 77.01 0.0
09 09:35 NW 15 14.48 Fair CLR -11.9 -19.3 55% -18 77.01 0.0
09 09:15 NW 17 14.48 Fair CLR -12.1 -19.5 54% -19 76.99 0.0
09 08:55 NW 15 14.48 Fair CLR -11.9 -19.5 54% -18 77.01 0.0
09 08:35 NW 15 16.09 Fair CLR -12.2 -19.6 54% -19 77.01 0.0
09 08:15 NW 9 14.48 Fair CLR -12.8 -19.7 57% -18 76.99 0.0
09 07:55 NW 15 16.09 Fair CLR -13.4 -19.9 58% -20 76.99 0.0
09 07:35 NW 11 12.87 Fair CLR -13.9 -20 60% -20 76.99 0.0
09 07:15 NW 9 12.87 Fair CLR -13.8 -20 60% -19 76.99 0.0
09 06:55 NW 17 12.87 Fair CLR -14.1 -20.1 -12.2 -14.1 61% -22 76.96 0.0
09 06:35 NW 15 16.09 Fair CLR -13.9 -20 60% -21 76.96 0.0
09 06:15 NW 22 16.09 Fair CLR -13.6 -19.7 60% -22 76.96 0.0
09 05:55 N 17 16.09 Fair CLR -13.6 -19.7 60% -21 76.94 0.0
09 05:35 N 20 16.09 Fair CLR -13.6 -19.6 61% -22 76.94 0.0
09 05:15 N 20 16.09 Fair CLR -13.6 -19.7 60% -22 76.94 0.0
09 04:55 N 22 16.09 Fair CLR -13.5 -19.8 59% -22 76.91 0.0
Date Time (est) 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)