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 (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.
17 14:15 Calm 7.00 Mostly Cloudy BKN120 37.2 37.2 100% 30.09 0.0
17 13:55 W 3 6.00 Fog/Mist BKN006 36.7 36.7 100% 30.11 0.0
17 13:35 W 5 6.00 Fog/Mist OVC006 36.1 36.1 100% 33 30.11 0.0
17 13:15 Vrbl 5 5.00 Fog/Mist OVC005 36.1 36.1 100% 33 30.12 0.0
17 12:55 Vrbl 5 6.00 Fog/Mist OVC005 36 36 36.1 33.3 100% 33 30.12 0.0
17 12:35 Calm 4.00 Fog/Mist OVC004 35.6 35.6 100% 30.12 0.0
17 12:15 Calm 8.00 Overcast OVC003 35.6 35.6 100% 30.12 0.0
17 11:55 SW 3 8.00 Overcast OVC003 35.1 35.1 100% 30.14 0.0
17 11:35 SW 5 9.00 Overcast OVC003 34.9 34.9 100% 31 30.14 0.0
17 11:15 SW 5 7.00 Overcast OVC003 34.7 34.7 100% 31 30.14 0.0
17 10:55 W 3 10.00 Overcast OVC002 34.7 34.7 100% 30.14 0.0
17 10:35 Vrbl 3 10.00 Overcast OVC002 34.5 34.5 100% 30.14 0.0
17 10:15 Vrbl 3 10.00 Overcast OVC002 34.5 34.5 100% 30.14 0.0
17 09:55 SW 3 10.00 Overcast OVC002 34.3 34.3 100% 30.14 0.0
17 09:35 Vrbl 3 10.00 Overcast OVC002 34.2 34.2 100% 30.15 0.0
17 09:15 Vrbl 5 2.00 Fog/Mist OVC002 34 34 100% 30 30.15 0.0
17 08:55 Vrbl 3 0.25 Fog VV002 33.8 33.8 100% 30.15 0.0
17 08:35 Vrbl 5 0.15 Fog VV002 33.6 33.6 100% 30 30.15 0.0
17 08:15 Calm 0.15 Fog VV002 33.4 33.4 100% 30.15 0.0
17 07:55 SW 5 0.15 Fog VV002 33.3 33.3 100% 30 30.15 0.0
17 07:35 SW 5 0.15 Fog VV002 33.3 33.3 100% 30 30.16 0.0
17 07:15 W 5 0.15 Fog VV002 33.3 33.3 100% 30 30.16 0.0
17 06:55 SW 6 0.15 Fog VV002 33.3 33.3 33.3 32.4 100% 29 30.16 0.0
17 06:35 W 6 0.25 Fog VV002 33.3 33.3 100% 29 30.15 0.0
17 06:15 SW 5 0.25 Fog VV002 33.1 33.1 100% 29 30.14 0.0
17 05:55 Vrbl 3 0.25 Fog VV002 33.1 33.1 100% 30.14 0.0
17 05:35 SW 5 0.25 Fog VV002 32.9 32.9 100% 29 30.15 0.0
17 05:15 Calm 0.25 Fog VV002 32.9 32.9 100% 30.14 0.0
17 04:55 Calm 0.25 Fog VV002 32.7 32.7 100% 30.14 0.0
17 04:35 Calm 0.25 Fog VV002 32.7 32.7 100% 30.14 0.0
17 04:15 Calm 0.25 Fog VV002 32.7 32.7 100% 30.14 0.0
17 03:55 Calm 0.25 Fog VV002 32.7 32.7 100% 30.14 0.0
17 03:35 Calm 0.25 Fog VV002 32.7 32.7 100% 30.15 0.0
17 03:15 Vrbl 3 0.50 Fog VV002 32.7 32.7 100% 30.15 0.0
17 02:55 SW 3 0.50 Fog VV002 32.7 32.7 100% 30.15 0.0
17 02:35 Vrbl 3 0.50 Fog VV002 32.5 32.5 100% 30.15 0.0
17 02:15 Calm 0.25 Fog VV002 32.4 32.4 100% 30.16 0.0
17 01:55 Calm 0.25 Fog VV002 32.4 32.4 100% 30.16 0.0
17 01:35 Calm 0.50 Fog VV002 32.4 32.4 100% 30.16 0.0
17 01:15 Calm 1.00 Fog/Mist VV002 32.4 32.4 100% 30.16 0.0
17 00:55 Calm 1.50 Fog/Mist OVC003 32.4 32.4 34.7 32.4 100% 30.16 0.0
17 00:35 Calm 2.50 Fog/Mist OVC004 32.4 32.4 100% 30.17 0.0
17 00:15 Calm 2.50 Fog/Mist OVC004 32.7 32.7 100% 30.17 0.0
16 23:55 Calm 4.00 Fog/Mist OVC005 32.7 32.7 100% 30.18 0.0
16 23:35 Calm 5.00 Fog/Mist OVC005 32.7 32.5 99% 30.18 0.0
16 23:15 Calm 6.00 Fog/Mist OVC005 32.9 32.7 99% 30.17 0.0
16 22:55 W 3 6.00 Fog/Mist OVC007 33.1 32.9 99% 30.17 0.0
16 22:35 W 6 6.00 Fog/Mist OVC007 33.1 32.7 99% 28 30.18 0.0
16 22:15 NW 3 7.00 Overcast OVC008 32.9 32.7 99% 30.17 0.0
16 21:55 Calm 7.00 Overcast OVC008 33.1 32.5 98% 30.17 0.0
16 21:35 NW 3 7.00 Overcast OVC008 33.1 32.5 98% 30.17 0.0
16 21:15 NW 5 8.00 Overcast OVC007 33.3 32.5 97% 30 30.17 0.0
16 20:55 W 5 9.00 Overcast OVC008 33.6 32.4 95% 30 30.17 0.0
16 20:35 Vrbl 3 10.00 Overcast OVC008 33.8 32.5 95% 30.17 0.0
16 20:15 SW 3 9.00 Overcast OVC008 34 32.4 94% 30.17 0.0
16 19:55 Calm 10.00 Overcast OVC009 34.3 32.5 93% 30.16 0.0
16 19:15 SW 3 10.00 Overcast OVC010 34.7 32.5 92% 30.17 0.0
16 18:55 W 3 10.00 Overcast OVC011 34.7 32.5 38.1 34.2 92% 30.17 0.0
16 18:35 W 5 10.00 Overcast OVC011 34.5 32.5 92% 31 30.17 0.0
16 18:15 W 3 10.00 Overcast OVC011 34.5 32.5 92% 30.17 0.0
16 17:55 W 3 10.00 Overcast OVC012 34.3 32.5 93% 30.16 0.0
16 17:35 W 5 9.00 Overcast OVC013 34.2 32.5 94% 31 30.16 0.0
16 17:15 W 3 10.00 Overcast OVC013 35.2 32.4 89% 30.16 0.0
16 16:55 W 6 10.00 Overcast OVC014 34.9 32.7 92% 30 30.15 0.0
16 16:35 NW 3 10.00 Overcast OVC013 35.6 32.5 89% 30.14 0.0
16 16:15 W 6 10.00 Overcast OVC013 35.1 32.5 91% 31 30.13 0.0
16 15:55 W 8 9.00 Overcast OVC014 35.4 32.4 89% 30 30.13 0.0
16 15:35 W 5 10.00 Overcast OVC014 36.3 32.2 85% 33 30.12 0.0
16 15:15 Calm 10.00 Overcast OVC014 36.7 31.8 83% 30.12 0.0
16 14:55 W 3 10.00 Overcast OVC014 36.3 31.8 84% 30.12 0.0
16 14:35 N 5 10.00 Overcast OVC013 37.4 32 81% 34 30.11 0.0
16 14:15 Calm 10.00 Overcast OVC014 37.4 31.6 80% 30.11 0.0
16 13:55 Vrbl 3 10.00 Overcast OVC014 36.5 31.5 82% 30.11 0.0
16 13:35 NW 5 10.00 Overcast OVC013 36.5 31.6 83% 33 30.12 0.0
16 13:15 N 7 10.00 Overcast OVC013 36.3 32.2 85% 31 30.11 0.0
16 12:55 NE 6 10.00 Overcast OVC012 36.3 31.6 36.7 30.7 83% 32 30.11 0.0
16 12:35 N 5 10.00 Overcast OVC011 36.3 32 84% 33 30.11 0.0
16 12:15 N 5 10.00 Overcast OVC010 36.3 32 84% 33 30.12 0.0
16 11:55 NE 5 10.00 Overcast OVC008 34 31.5 91% 30 30.12 0.0
16 11:35 N 5 10.00 Overcast OVC007 33.6 31.8 93% 30 30.12 0.0
16 11:15 NE 5 10.00 Overcast OVC007 32.9 31.5 94% 29 30.11 0.0
16 10:55 E 7 10.00 Overcast OVC006 32.2 31.1 96% 26 30.11 0.0
16 10:35 E 10 10.00 Overcast OVC005 31.6 31.1 98% 24 30.12 0.0
16 10:15 NE 6 9.00 Overcast OVC005 31.8 31.6 99% 27 30.11 0.0
16 09:55 NE 8 9.00 Overcast OVC005 31.6 31.5 99% 25 30.11 0.0
16 09:35 NE 7 7.00 Overcast OVC005 31.6 31.6 100% 26 30.11 0.0
16 09:15 NE 6 10.00 Overcast OVC006 31.5 30.9 98% 26 30.11 0.0
16 08:55 NE 7 10.00 Overcast OVC006 31.1 30.6 98% 25 30.11 0.0
16 08:35 NE 10 10.00 Overcast OVC006 30.9 30.4 98% 23 30.1 0.0
16 08:15 NE 8 10.00 Overcast OVC006 30.7 30.6 99% 24 30.1 0.0
16 07:55 NE 9 10.00 Overcast OVC005 30.9 30.9 100% 24 30.09 0.0
16 07:35 NE 9 9.00 Overcast OVC005 30.7 30.7 100% 23 30.08 0.0
16 07:15 NE 7 9.00 Overcast OVC005 30.9 30.9 100% 25 30.06 0.0
16 06:55 NE 9 9.00 Overcast OVC005 30.9 30.9 32.2 30.9 100% 24 30.05 0.0 0.01
16 06:35 NE 8 9.00 Overcast OVC004 31.1 31.1 100% 24 30.04 0.0
16 06:15 NE 7 9.00 Overcast OVC005 31.3 31.3 100% 25 30.02 0.0
16 05:55 NE 9 10.00 Overcast OVC005 31.5 31.5 100% 24 30.02 0.0
16 05:35 NE 9 10.00 Overcast OVC005 31.5 31.5 100% 24 30.01 0.0
16 05:15 NE 7 10.00 Overcast OVC005 31.6 31.6 100% 26 30.01 0.0
16 04:55 NE 10 10.00 Overcast OVC005 31.6 31.6 100% 24 29.99 0.0
16 04:35 NE 10 9.00 Overcast OVC005 31.6 31.6 100% 24 29.98 0.0
16 04:15 NE 10 10.00 Overcast OVC005 31.6 31.6 100% 24 29.98 0.0
16 03:15 NE 9 10.00 Overcast OVC004 31.8 31.8 100% 25 29.97 0.0
16 02:55 NE 10 10.00 Unknown Precip OVC004 32.2 32.2 100% 24 29.97 0.0 0.01
16 02:35 E 10 9.00 Unknown Precip OVC004 32 32 100% 24 29.97 0.0 0.01
16 02:15 NE 9 8.00 Overcast OVC004 32 32 100% 25 29.97 0.0 0.01
16 01:55 NE 9 7.00 Light Snow OVC004 32 32 100% 25 29.96 0.0
16 01:35 NE 9 10.00 Overcast OVC004 31.8 31.8 100% 25 29.96 0.0
16 01:15 NE 10 4.00 Light Snow Fog/Mist OVC004 31.8 31.8 100% 24 29.96 0.0
16 00:55 NE 9 3.00 Light Snow Fog/Mist OVC004 31.8 31.8 36.3 31.8 100% 25 29.96 0.0 0.01 0.16
16 00:35 NE 10 3.00 Light Snow Fog/Mist OVC004 31.8 31.8 100% 24 29.97 0.0
16 00:15 NE 8 3.00 Light Snow Fog/Mist OVC004 32 32 100% 25 29.98 0.0
15 23:55 NE 8 3.00 Light Snow Fog/Mist OVC004 32.2 32.2 100% 26 29.98 0.0 0.02
15 23:35 NE 9 4.00 Light Snow Fog/Mist OVC004 32.2 32.2 100% 25 29.98 0.0 0.01
15 23:15 NE 8 2.00 Light Snow Fog/Mist OVC004 32 32 100% 25 29.99 0.0 0.01
15 22:55 NE 8 1.00 Light Snow Fog/Mist VV004 32.2 32.2 100% 26 29.98 0.0 0.04
15 22:35 NE 8 1.25 Light Snow Fog/Mist OVC004 32.4 32.4 100% 26 29.98 0.0 0.03
15 22:15 E 7 1.25 Light Snow Fog/Mist OVC004 32.4 32.4 100% 27 29.99 0.0 0.02
15 21:55 NE 8 1.75 Light Snow Fog/Mist OVC004 32.7 32.7 100% 26 29.99 0.0 0.02 0.09
15 21:35 E 9 2.00 Light Snow Fog/Mist OVC005 32.9 32.9 100% 26 29.99 0.0 0.02
15 21:15 E 8 2.00 Light Snow Fog/Mist OVC005 32.9 32.9 100% 27 30 0.0 0.01
15 20:55 E 10 3.00 Light Snow Fog/Mist OVC004 33.1 33.1 100% 26 30 0.0 0.03
15 20:35 E 9 4.00 Light Snow Fog/Mist OVC007 33.4 33.4 100% 27 29.99 0.0 0.02
15 20:15 E 8 3.00 Light Snow Fog/Mist BKN009 33.4 33.4 100% 27 29.99 0.0 0.02
15 19:55 E 8 4.00 Light Rain Fog/Mist FEW009 SCT020 34.2 33.3 97% 28 30 0.0 0.04
15 19:35 E 9 4.00 Light Rain Fog/Mist BKN020 35.1 33.8 95% 29 29.99 0.0 0.03
15 19:15 E 10 5.00 Light Rain Fog/Mist OVC020 35.8 33.8 93% 29 29.99 0.0 0.02
15 18:55 E 8 3.00 Light Rain Fog/Mist OVC019 36.5 35.8 43.7 36.5 97% 31 29.99 0.0 0.02 0.07
15 18:35 E 6 4.00 Light Rain Fog/Mist OVC021 36.7 36 97% 33 29.98 0.0 0.02
15 18:15 E 7 4.00 Light Rain Fog/Mist OVC021 36.9 36.1 97% 32 29.98 0.0 0.01
15 17:55 E 5 2.50 Light Rain Fog/Mist OVC020 37.6 36.1 95% 35 29.98 0.0 0.03
15 17:35 E 7 4.00 Fog/Mist OVC023 37.6 36.1 95% 33 29.98 0.0 0.02
15 17:15 E 6 4.00 Light Rain Fog/Mist BKN023 OVC046 37.6 35.6 93% 34 29.98 0.0 0.01
15 16:55 E 6 4.00 Light Rain Fog/Mist SCT026 OVC050 38.5 34.9 87% 35 29.99 0.0 0.02
15 16:35 E 5 5.00 Light Rain Fog/Mist BKN026 OVC044 38.3 34.9 88% 35 29.99 0.0 0.01
15 16:15 SE 5 4.00 Light Rain BKN026 OVC038 39.2 34 82% 36 29.99 0.0 0.01
15 15:55 E 5 4.00 Light Rain FEW036 OVC044 40.1 32.4 74% 37 30 0.0
15 15:35 SE 3 6.00 Light Rain FEW037 OVC048 41.2 31.5 68% 30 0.0
15 14:55 SE 3 8.00 Overcast BKN050 OVC070 43 28.4 56% 30 0.0
15 11:55 E 5 9.00 Overcast SCT065 OVC130 40.6 28.2 61% 38 30.02 0.0
15 11:35 E 6 10.00 Overcast BKN065 OVC120 40.8 28 60% 37 30.03 0.0
15 11:15 E 3 10.00 Overcast OVC065 41 28 60% 30.04 0.0
15 10:55 Calm 10.00 Overcast OVC070 41.2 28.4 60% 30.04 0.0
15 10:35 Calm 10.00 Overcast OVC070 40.6 28.6 62% 30.03 0.0
15 10:15 NE 3 10.00 Overcast OVC065 40.8 28 60% 30.03 0.0
15 09:55 Calm 9.00 Overcast OVC070 39.6 28.4 64% 30.03 0.0
15 09:35 Calm 9.00 Overcast OVC070 39.4 27.1 62% 30.03 0.0
15 09:15 Calm 9.00 Overcast OVC070 36.3 27.5 70% 30.03 0.0
15 08:55 Calm 10.00 Overcast OVC070 36.5 26.6 67% 30.04 0.0
15 08:35 Calm 10.00 Overcast OVC075 35.4 27 71% 30.04 0.0
15 08:15 Calm 9.00 Mostly Cloudy BKN075 33.8 26.6 75% 30.04 0.0
15 07:55 Calm 10.00 Fair CLR 39 26.2 60% 30.04 0.0
15 07:35 W 5 10.00 A Few Clouds FEW190 34.7 26.1 71% 31 30.03 0.0
15 07:15 W 5 9.00 Fair CLR 32.2 26.1 78% 28 30.03 0.0
15 06:55 W 7 10.00 Fair CLR 34.9 25.9 40.1 29.5 70% 30 30.03 0.0
15 06:35 W 7 10.00 Fair CLR 34.7 25.9 70% 29 30.03 0.0
15 06:15 W 7 9.00 Fair CLR 31.8 26.4 80% 26 30.02 0.0
15 05:55 Calm 10.00 Fair CLR 34.9 25.5 69% 30.02 0.0
15 05:35 W 5 10.00 Fair CLR 36.3 26.4 67% 33 30.02 0.0
15 05:15 Calm 10.00 Fair CLR 33.1 25.2 73% 30.01 0.0
15 04:55 Calm 10.00 Fair CLR 39.2 26.4 60% 30.01 0.0
15 04:35 W 5 10.00 Fair CLR 38.3 26.8 63% 35 30.01 0.0
15 04:15 W 6 10.00 Fair CLR 32.9 26.4 77% 28 30.02 0.0
15 03:55 Calm 10.00 Fair CLR 33.8 25.9 73% 30.02 0.0
15 03:35 Calm 10.00 Fair CLR 33.6 25.5 72% 30.02 0.0
15 03:15 W 5 10.00 Fair CLR 32.7 25.7 75% 29 30.02 0.0
15 02:55 W 5 10.00 Fair CLR 34 26.4 74% 30 30.03 0.0
15 02:35 W 5 10.00 Fair CLR 34.7 26.1 71% 31 30.04 0.0
15 02:15 W 3 10.00 Fair CLR 36 26.1 67% 30.04 0.0
15 01:55 W 5 10.00 Fair CLR 32.4 25.5 76% 28 30.04 0.0
15 01:35 Calm 10.00 Fair CLR 35.8 25.9 67% 30.04 0.0
15 01:15 W 5 10.00 Fair CLR 36.1 26.1 67% 33 30.04 0.0
15 00:55 W 3 10.00 Mostly Cloudy BKN130 35.2 25.5 43.2 32 68% 30.05 0.0
15 00:35 Calm 10.00 Overcast OVC130 37.8 25.9 62% 30.05 0.0
15 00:15 W 3 10.00 Overcast OVC130 33.4 25.7 73% 30.05 0.0
14 23:55 W 3 10.00 A Few Clouds FEW140 36 25.3 65% 30.06 0.0
14 23:35 SW 3 10.00 Fair CLR 35.2 25.2 67% 30.06 0.0
14 23:15 Calm 9.00 Fair CLR 36 25.5 66% 30.06 0.0
14 22:55 SW 3 10.00 Fair CLR 37.2 25.7 63% 30.06 0.0
14 22:35 W 3 10.00 Fair CLR 37 25 62% 30.06 0.0
14 22:15 Calm 10.00 Fair CLR 37 25.3 63% 30.05 0.0
14 21:55 SW 3 10.00 Fair CLR 39.9 25.3 56% 30.05 0.0
14 21:35 SW 3 10.00 Fair CLR 40.5 25.2 54% 30.06 0.0
14 21:15 SW 3 10.00 Fair CLR 40.6 25.5 55% 30.06 0.0
14 20:55 SW 3 10.00 Fair CLR 40.5 25.9 56% 30.07 0.0
14 20:35 Calm 10.00 Fair CLR 39.4 25.9 59% 30.07 0.0
14 20:15 Calm 10.00 Partly Cloudy SCT170 40.1 25.9 57% 30.07 0.0
14 19:55 S 3 10.00 Overcast OVC180 41 26.6 57% 30.07 0.0
14 19:35 Calm 10.00 Overcast OVC180 42.1 26.1 53% 30.07 0.0
14 19:15 S 3 10.00 Overcast OVC180 41.5 26.1 54% 30.07 0.0
14 18:55 Calm 10.00 Overcast OVC180 43 26.1 46.6 40.8 51% 30.07 0.0
14 18:35 Calm 10.00 Overcast OVC180 42.6 26.8 54% 30.07 0.0
14 18:15 Calm 10.00 Mostly Cloudy BKN190 44.2 26.1 49% 30.06 0.0
14 17:55 Calm 10.00 Fair CLR 45.3 26.1 47% 30.06 0.0
14 17:35 Calm 10.00 Fair CLR 46 25.9 45% 30.06 0.0
14 17:15 Calm 9.00 Fair CLR 46.6 26.1 45% 30.06 0.0
14 16:55 W 5 9.00 Fair CLR 46.2 26.1 45% 45 30.05 0.0
14 16:35 W 5 10.00 Fair CLR 44.1 27.1 51% 42 30.05 0.0
14 16:15 W 6 10.00 Fair CLR 45.1 26.4 48% 43 30.05 0.0
14 15:55 W 6 9.00 Fair CLR 44.2 26.8 50% 41 30.05 0.0
14 15:35 W 7 10.00 Fair CLR 44.6 26.2 49% 41 30.05 0.0
14 15:15 W 7 10.00 Fair CLR 44.1 26.2 50% 41 30.05 0.0
14 14:55 W 9 10.00 Fair CLR 44.1 25.7 49% 40 30.05 0.0
14 14:35 W 10 10.00 Fair CLR 43.5 25.9 50% 38 30.05 0.0
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)