| 10:54 EST |  Clear | -3°C / 27°F | -12°C / 10°F | 50% | 1025 mb (30.27 in) | NW 24 kph (NW 15 mph) | - | 10SM |
| | KPTW 231554Z AUTO 30013G16KT 10SM CLR M03/M12 A3026 RMK AO2 SLP248 T10331122 |
| 09:54 EST |  Clear | -4°C / 25°F | -13°C / 9°F | 50% | 1025 mb (30.27 in) | NW 17 kph (NW 10.4 mph) | - | 10SM |
| | KPTW 231454Z AUTO 30009KT 10SM CLR M04/M13 A3028 RMK AO2 SLP256 T10441128 51007 |
| 08:54 EST |  Clear | -6°C / 21°F | -13°C / 9°F | 58% | 1025 mb (30.27 in) | NW 17 kph (NW 10.4 mph) | - | 10SM |
| | KPTW 231354Z AUTO 30009KT 10SM CLR M06/M13 A3028 RMK AO2 SLP254 T10561133 |
| 07:54 EST |  Clear | -7°C / 19°F | -14°C / 7°F | 58% | 1025 mb (30.27 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KPTW 231254Z AUTO 30006KT 10SM CLR M07/M14 A3027 RMK AO2 SLP252 T10671144 |
| 06:54 EST |  Clear | -6°C / 21°F | -14°C / 7°F | 54% | 1025 mb (30.27 in) | SSW 6 kph (SSW 3.5 mph) | - | 10SM |
| | KPTW 231154Z AUTO 26003KT 10SM CLR M06/M14 A3026 RMK AO2 SLP249 T10611144 11033 21067 53010 |
| 05:54 EST |  Clear | -7°C / 19°F | -15°C / 5°F | 53% | 1024 mb (30.24 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KPTW 231054Z AUTO 30007KT 10SM CLR M07/M15 A3024 RMK AO2 SLP242 T10671150 |
| 04:54 EST |  Clear | -6°C / 21°F | -16°C / 3°F | 45% | 1024 mb (30.24 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KPTW 230954Z AUTO 30007KT 10SM CLR M06/M16 A3024 RMK AO2 SLP240 T10611156 |
| 03:54 EST |  Clear | -6°C / 21°F | -14°C / 7°F | 54% | 1024 mb (30.24 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KPTW 230854Z AUTO 31005KT 10SM CLR M06/M14 A3023 RMK AO2 SLP239 T10611144 58001 |
| 02:54 EST |  Clear | -5°C / 23°F | -15°C / 5°F | 46% | 1024 mb (30.24 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KPTW 230754Z AUTO 31004KT 10SM CLR M05/M15 A3024 RMK AO2 SLP241 T10501150 |
| 01:54 EST |  Clear | -4°C / 25°F | -14°C / 7°F | 46% | 1024 mb (30.24 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KPTW 230654Z AUTO 32005KT 10SM CLR M04/M14 A3024 RMK AO2 SLP239 T10391144 |
| 00:54 EST |  Clear | -3°C / 27°F | -13°C / 9°F | 46% | 1024 mb (30.24 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KPTW 230554Z AUTO 30004KT 10SM CLR M03/M13 A3024 RMK AO2 SLP239 T10331128 11006 21050 51004 |