| 04:56 EST |  Partly Cloudy | 3°C / 37°F | -2°C / 28°F | 70% | 1019 mb (30.09 in) | NNW 9 kph (NNW 5.8 mph) | - | 10SM |
| | KHPN 050956Z 34005KT 10SM FEW120 03/M02 A3010 RMK AO2 SLP198 T00331017 |
| 03:56 EST |  Clear | 3°C / 37°F | -2°C / 28°F | 70% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KHPN 050856Z 00000KT 10SM CLR 03/M02 A3013 RMK AO2 SLP206 T00281017 58003 |
| 02:56 EST |  Clear | 4°C / 39°F | -1°C / 30°F | 70% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KHPN 050756Z 00000KT 10SM CLR 04/M01 A3014 RMK AO2 SLP209 T00391006 |
| 01:56 EST |  Clear | 4°C / 39°F | -1°C / 30°F | 70% | 1020 mb (30.12 in) | NNW 6 kph (NNW 3.5 mph) | - | 10SM |
| | KHPN 050656Z 34003KT 10SM CLR 04/M01 A3013 RMK AO2 SLP206 T00441011 |
| 00:56 EST |  Mostly Cloudy | 4°C / 39°F | -1°C / 30°F | 70% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KHPN 050556Z 00000KT 10SM BKN120 04/M01 A3013 RMK AO2 SLP209 T00441011 10067 20044 58006 |