| 07:54 EST |  Clear | -17°C / 1°F | -19°C / -2°F | 85% | 1026 mb (30.3 in) | Calm | - | 10SM |
| | KAPN 221254Z AUTO 00000KT 10SM CLR M17/M19 A3029 RMK AO2 SLP273 T11671189 |
| 06:54 EST |  Clear | -16°C / 3°F | -18°C / 0°F | 85% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KAPN 221154Z AUTO 00000KT 10SM CLR M16/M18 A3028 RMK AO2 SLP268 T11611183 11078 21172 52016 |
| 05:54 EST |  Partly Cloudy | -16°C / 3°F | -18°C / 0°F | 85% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KAPN 221054Z AUTO 00000KT 10SM FEW013 M16/M18 A3026 RMK AO2 SLP263 T11561183 |
| 05:47 EST |  Partly Cloudy | -16°C / 3°F | -17°C / 1°F | 92% | 1025 mb (30.27 in) | Calm | - | 10SM |
| | KAPN 221047Z AUTO 00000KT 10SM FEW013 SCT023 M16/M17 A3026 RMK AO2 |
| 05:15 EST |  Mostly Cloudy | -16°C / 3°F | -17°C / 1°F | 92% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KAPN 221015Z AUTO 00000KT 10SM BKN023 M16/M17 A3025 RMK AO2 |
| 04:54 EST |  Clear | -14°C / 7°F | -17°C / 1°F | 78% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KAPN 220954Z AUTO 00000KT 10SM CLR M14/M17 A3024 RMK AO2 SLP256 T11441167 |
| 03:54 EST |  Partly Cloudy | -14°C / 7°F | -16°C / 3°F | 85% | 1024 mb (30.24 in) | Calm | - | 10SM |
| | KAPN 220854Z AUTO 00000KT 10SM SCT019 M14/M16 A3023 RMK AO2 SLP251 T11391156 53020 |
| 02:54 EST |  Mostly Cloudy | -13°C / 9°F | -14°C / 7°F | 92% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KAPN 220754Z AUTO 00000KT 10SM BKN020 BKN024 M13/M14 A3021 RMK AO2 SLP245 T11281139 |
| 02:46 EST |  Mostly Cloudy | -12°C / 10°F | -13°C / 9°F | 92% | 1023 mb (30.21 in) | Calm | - | 10SM |
| | KAPN 220746Z AUTO 00000KT 10SM BKN022 M12/M13 A3021 RMK AO2 |
| 01:54 EST |  Partly Cloudy | -9°C / 16°F | -11°C / 12°F | 86% | 1022 mb (30.18 in) | N 7 kph (N 4.6 mph) | - | 10SM |
| | KAPN 220654Z AUTO 35004KT 10SM FEW060 M09/M11 A3018 RMK AO2 SLP234 T10941111 |
| 00:54 EST |  Overcast | -8°C / 18°F | -9°C / 16°F | 93% | 1022 mb (30.18 in) | N 7 kph (N 4.6 mph) | - | 10SM |
| | KAPN 220554Z AUTO 36004KT 10SM OVC060 M08/M09 A3017 RMK AO2 SLP229 60000 T10831094 11050 21089 51011 |