| 05:37 EST |  Overcast | -3°C / 27°F | -6°C / 21°F | 80% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KPHN 231037Z AUTO 00000KT 10SM OVC026 M03/M06 A3036 RMK AO2 |
| 05:17 EST |  Overcast | -3°C / 27°F | -7°C / 19°F | 74% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KPHN 231017Z AUTO 00000KT 10SM OVC024 M03/M07 A3036 RMK AO2 |
| 04:55 EST |  Overcast | -3°C / 27°F | -7°C / 19°F | 74% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KPHN 230955Z AUTO 00000KT 10SM OVC026 M03/M07 A3036 RMK AO2 |
| 04:37 EST |  Overcast | -3°C / 27°F | -7°C / 19°F | 74% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KPHN 230937Z AUTO 00000KT 10SM OVC028 M03/M07 A3036 RMK AO2 |
| 04:17 EST |  Overcast | -3°C / 27°F | -7°C / 19°F | 74% | 1028 mb (30.36 in) | WNW 6 kph (WNW 3.5 mph) | - | 10SM |
| | KPHN 230917Z AUTO 29003KT 10SM OVC028 M03/M07 A3036 RMK AO2 |
| 03:55 EST |  Overcast | -3°C / 27°F | -7°C / 19°F | 74% | 1028 mb (30.36 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KPHN 230855Z AUTO 32003KT 10SM OVC028 M03/M07 A3036 RMK AO2 |
| 03:37 EST |  Overcast | -3°C / 27°F | -7°C / 19°F | 74% | 1028 mb (30.36 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KPHN 230837Z AUTO 31005KT 10SM OVC028 M03/M07 A3036 RMK AO2 |
| 03:17 EST |  Overcast | -3°C / 27°F | -7°C / 19°F | 74% | 1028 mb (30.36 in) | NNW 9 kph (NNW 5.8 mph) | - | 10SM |
| | KPHN 230817Z AUTO 33005KT 10SM OVC026 M03/M07 A3036 RMK AO2 |
| 02:55 EST |  Overcast | -3°C / 27°F | -7°C / 19°F | 74% | 1028 mb (30.36 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KPHN 230755Z AUTO 30004KT 10SM OVC028 M03/M07 A3036 RMK AO2 |
| 02:37 EST |  Overcast | -3°C / 27°F | -7°C / 19°F | 74% | 1028 mb (30.36 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KPHN 230737Z AUTO 31004KT 10SM OVC028 M03/M07 A3037 RMK AO2 |
| 02:18 EST |  Overcast | -3°C / 27°F | -7°C / 19°F | 74% | 1028 mb (30.36 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KPHN 230718Z AUTO 30003KT 10SM OVC028 M03/M07 A3036 RMK AO2 |
| 01:55 EST |  Overcast | -3°C / 27°F | -7°C / 19°F | 74% | 1028 mb (30.36 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KPHN 230655Z AUTO 32003KT 10SM OVC026 M03/M07 A3035 RMK AO2 |
| 01:37 EST |  Overcast | -3°C / 27°F | -7°C / 19°F | 74% | 1028 mb (30.36 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KPHN 230637Z AUTO 32004KT 10SM OVC026 M03/M07 A3035 RMK AO2 |
| 01:17 EST |  Overcast | -3°C / 27°F | -7°C / 19°F | 74% | 1028 mb (30.36 in) | NNW 7 kph (NNW 4.6 mph) | - | 10SM |
| | KPHN 230617Z AUTO 33004KT 10SM OVC026 M03/M07 A3036 RMK AO2 |
| 00:55 EST |  Overcast | -3°C / 27°F | -7°C / 19°F | 74% | 1028 mb (30.36 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KPHN 230555Z AUTO 31004KT 10SM OVC026 M03/M07 A3036 RMK AO2 |
| 00:37 EST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1028 mb (30.36 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KPHN 230537Z AUTO 32005KT 10SM OVC024 M04/M07 A3036 RMK AO2 |
| 00:17 EST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1028 mb (30.36 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KPHN 230517Z AUTO 31003KT 10SM OVC022 M04/M07 A3036 RMK AO2 |