| 20:54 EST |  Clear | 7°C / 45°F | -2°C / 28°F | 53% | 1013 mb (29.91 in) | W 19 kph (W 11.5 mph) | - | 10SM |
| | KPHL 290154Z 28010KT 10SM CLR 07/M02 A2992 RMK AO2 SLP132 T00721017 |
| 19:54 EST |  Clear | 7°C / 45°F | -1°C / 30°F | 57% | 1013 mb (29.91 in) | WNW 13 kph (WNW 8.1 mph) | - | 10SM |
| | KPHL 290054Z 29007KT 10SM CLR 07/M01 A2991 RMK AO2 SLP127 T00721011 |
| 18:54 EST |  Partly Cloudy | 8°C / 46°F | -1°C / 30°F | 53% | 1013 mb (29.91 in) | WNW 17 kph (WNW 10.4 mph) | - | 10SM |
| | KPHL 282354Z 29009KT 10SM FEW250 08/M01 A2991 RMK AO2 SLP126 T00831011 10117 20083 51021 |
| 17:54 EST |  Partly Cloudy | 9°C / 48°F | -1°C / 30°F | 50% | 1012 mb (29.88 in) | WNW 19 kph (WNW 11.5 mph) | - | 10SM |
| | KPHL 282254Z 29010KT 10SM SCT250 09/M01 A2989 RMK AO2 SLP120 T00891011 |
| 16:54 EST |  Mostly Cloudy | 9°C / 48°F | -2°C / 28°F | 46% | 1012 mb (29.88 in) | W 28 kph (W 17.3 mph) | - | 10SM |
| | KPHL 282154Z 27015G20KT 10SM BKN250 09/M02 A2987 RMK AO2 SLP114 T00941017 |
| 15:54 EST |  Partly Cloudy | 10°C / 50°F | -2°C / 28°F | 43% | 1010 mb (29.83 in) | W 30 kph (W 18.4 mph) | - | 10SM |
| | KPHL 282054Z 28016G22KT 10SM FEW035 SCT250 10/M02 A2984 RMK AO2 SLP105 T01001017 53015 |
| 14:54 EST |  Partly Cloudy | 11°C / 52°F | -1°C / 30°F | 44% | 1010 mb (29.83 in) | W 32 kph (W 19.6 mph) | - | 10SM |
| | KPHL 281954Z 27017KT 10SM FEW035 SCT250 11/M01 A2982 RMK AO2 SLP099 T01061011 |
| 13:54 EST |  Partly Cloudy | 11°C / 52°F | -2°C / 28°F | 41% | 1009 mb (29.8 in) | W 30 kph (W 18.4 mph) | - | 10SM |
| | KPHL 281854Z 27016G24KT 10SM FEW035 SCT220 11/M02 A2981 RMK AO2 PK WND 27027/1841 SLP095 T01111017 |
| 12:54 EST |  Partly Cloudy | 12°C / 54°F | -2°C / 28°F | 38% | 1009 mb (29.8 in) | W 28 kph (W 17.3 mph) | - | 10SM |
| | KPHL 281754Z 28015G26KT 10SM FEW035 SCT220 12/M02 A2980 RMK AO2 PK WND 29026/1748 SLP090 T01171022 10117 20078 50000 |
| 11:54 EST |  Partly Cloudy | 11°C / 52°F | -2°C / 28°F | 41% | 1009 mb (29.8 in) | WNW 32 kph (WNW 19.6 mph) | - | 10SM |
| | KPHL 281654Z 29017G24KT 10SM FEW045 SCT200 11/M02 A2980 RMK AO2 PK WND 29029/1617 SLP090 T01111022 |
| 10:54 EST |  Partly Cloudy | 11°C / 52°F | -2°C / 28°F | 41% | 1009 mb (29.8 in) | WNW 39 kph (WNW 24.2 mph) | - | 10SM |
| | KPHL 281554Z 29021G30KT 10SM FEW045 SCT080 11/M02 A2980 RMK AO2 PK WND 27031/1529 SLP092 T01061022 |
| 09:54 EST |  Partly Cloudy | 9°C / 48°F | -2°C / 28°F | 46% | 1009 mb (29.8 in) | WNW 39 kph (WNW 24.2 mph) | - | 10SM |
| | KPHL 281454Z 29021G27KT 10SM FEW045 SCT080 09/M02 A2980 RMK AO2 PK WND 29029/1444 SLP090 T00941017 51026 |
| 08:54 EST |  Partly Cloudy | 9°C / 48°F | -1°C / 30°F | 50% | 1008 mb (29.77 in) | NW 30 kph (NW 18.4 mph) | - | 10SM |
| | KPHL 281354Z 31016G28KT 10SM SCT045 SCT080 09/M01 A2978 RMK AO2 PK WND 32028/1351 SLP082 T00891011 |
| 07:54 EST |  Partly Cloudy | 8°C / 46°F | -1°C / 30°F | 53% | 1007 mb (29.74 in) | W 19 kph (W 11.5 mph) | - | 10SM |
| | KPHL 281254Z 28010KT 10SM SCT045 SCT080 08/M01 A2975 RMK AO2 PK WND 29031/1209 SLP074 T00831011 |
| 06:54 EST |  Partly Cloudy | 8°C / 46°F | -1°C / 30°F | 53% | 1006 mb (29.71 in) | WNW 32 kph (WNW 19.6 mph) | - | 10SM |
| | KPHL 281154Z 29017G26KT 10SM SCT045 08/M01 A2972 RMK AO2 PK WND 28030/1137 SLP064 T00781011 10083 20056 53026 |
| 05:54 EST |  Partly Cloudy | 8°C / 46°F | -1°C / 30°F | 53% | 1005 mb (29.68 in) | NW 30 kph (NW 18.4 mph) | - | 10SM |
| | KPHL 281054Z 30016G26KT 10SM SCT044 08/M01 A2968 RMK AO2 PK WND 30026/1045 SLP051 T00781006 |
| 04:54 EST |  Mostly Cloudy | 8°C / 46°F | 0°C / 32°F | 57% | 1004 mb (29.65 in) | W 26 kph (W 16.1 mph) | - | 10SM |
| | KPHL 280954Z 28014KT 10SM BKN044 08/00 A2966 RMK AO2 PK WND 30026/0935 SLP043 T00780000 |
| 03:54 EST |  Partly Cloudy | 7°C / 45°F | 0°C / 32°F | 61% | 1004 mb (29.65 in) | WNW 28 kph (WNW 17.3 mph) | - | 10SM |
| | KPHL 280854Z 29015G21KT 10SM SCT045 07/00 A2964 RMK AO2 SLP038 T00670000 51005 |
| 02:54 EST |  Partly Cloudy | 6°C / 43°F | -1°C / 30°F | 61% | 1004 mb (29.65 in) | W 28 kph (W 17.3 mph) | - | 10SM |
| | KPHL 280754Z 28015G24KT 10SM FEW040 06/M01 A2964 RMK AO2 SLP036 T00611006 |
| 01:54 EST |  Mostly Cloudy | 6°C / 43°F | -1°C / 30°F | 61% | 1004 mb (29.65 in) | W 24 kph (W 15 mph) | - | 10SM |
| | KPHL 280654Z 27013KT 10SM BKN041 06/M01 A2964 RMK AO2 SLP037 T00561011 |
| 00:54 EST |  Partly Cloudy | 6°C / 43°F | -2°C / 28°F | 57% | 1003 mb (29.62 in) | W 26 kph (W 16.1 mph) | - | 10SM |
| | KPHL 280554Z 28014G19KT 10SM FEW045 06/M02 A2963 RMK AO2 PK WND 29026/0505 SLP033 T00561017 10072 20050 58001 |