| 11:54 EST |  Mostly Cloudy | -7°C / 19°F | -14°C / 7°F | 58% | 1022 mb (30.18 in) | NW 30 kph (NW 18.4 mph) | 0.00 mm (0.00 in) | 10SM |
| | KSYR 221654Z 32016G22KT 10SM BKN027 M07/M14 A3019 RMK AO2 SNE44 SLP225 P0000 T10721139 |
| 10:54 EST |  Mostly Cloudy Light Snow | -7°C / 19°F | -12°C / 10°F | 68% | 1022 mb (30.18 in) | NW 24 kph (NW 15 mph) | 0.00 mm (0.00 in) | 7SM |
| | KSYR 221554Z 31013KT 7SM -SN BKN025 M07/M12 A3018 RMK AO2 SNB01 SLP224 P0000 T10671122 |
| 09:54 EST |  Mostly Cloudy | -7°C / 19°F | -12°C / 10°F | 68% | 1022 mb (30.18 in) | NW 19 kph (NW 11.5 mph) | - | 10SM |
| | KSYR 221454Z 32010KT 10SM BKN023 M07/M12 A3017 RMK AO2 SLP222 60000 T10721122 53012 |
| 09:45 EST |  Mostly Cloudy | -7°C / 19°F | -12°C / 10°F | 68% | 1022 mb (30.18 in) | NNW 20 kph (NNW 12.7 mph) | - | 10SM |
| | KSYR 221445Z 33011KT 10SM BKN021 M07/M12 A3017 RMK AO2 |
| 08:54 EST |  Partly Cloudy | -7°C / 19°F | -12°C / 10°F | 68% | 1021 mb (30.15 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KSYR 221354Z 31008KT 10SM SCT014 M07/M12 A3016 RMK AO2 SLP216 T10721117 |
| 07:54 EST |  Partly Cloudy | -11°C / 12°F | -14°C / 7°F | 79% | 1021 mb (30.15 in) | Calm | 0.00 mm (0.00 in) | 10SM |
| | KSYR 221254Z 00000KT 10SM SCT025 M11/M14 A3015 RMK AO2 SNE16 SLP213 P0000 T11061139 |
| 07:30 EST |  Partly Cloudy | -9°C / 16°F | -13°C / 9°F | 73% | 1021 mb (30.15 in) | Calm | 0.00 mm (0.00 in) | 10SM |
| | KSYR 221230Z 00000KT 10SM SCT025 M09/M13 A3015 RMK AO2 SNE16 P0000 |
| 06:54 EST |  Mostly Cloudy Light Snow | -10°C / 14°F | -13°C / 9°F | 79% | 1021 mb (30.15 in) | Calm | 0.00 mm (0.00 in) | 9SM |
| | KSYR 221154Z 00000KT 9SM -SN FEW018 BKN027 M10/M13 A3014 RMK AO2 SLP210 P0000 60000 T11001133 11078 21106 51011 |
| 06:28 EST |  Mostly Cloudy Light Snow | -9°C / 16°F | -13°C / 9°F | 73% | 1021 mb (30.15 in) | Calm | 0.00 mm (0.00 in) | 9SM |
| | KSYR 221128Z 00000KT 9SM -SN FEW018 SCT024 BKN029 M09/M13 A3014 RMK AO2 P0000 |
| 05:54 EST |  Mostly Cloudy Light Snow | -9°C / 16°F | -13°C / 9°F | 73% | 1021 mb (30.15 in) | Calm | 0.00 mm (0.00 in) | 9SM |
| | KSYR 221054Z 00000KT 9SM -SN BKN031 M09/M13 A3014 RMK AO2 SNB23 SLP209 P0000 T10891128 |
| 05:42 EST |  Mostly Cloudy Light Snow | -9°C / 16°F | -13°C / 9°F | 73% | 1020 mb (30.12 in) | Calm | 0.00 mm (0.00 in) | 9SM |
| | KSYR 221042Z 00000KT 9SM -SN SCT027 BKN034 M09/M13 A3013 RMK AO2 SNB23 P0000 |
| 05:35 EST |  Overcast Light Snow | -9°C / 16°F | -13°C / 9°F | 73% | 1020 mb (30.12 in) | Calm | 0.00 mm (0.00 in) | 9SM |
| | KSYR 221035Z 00000KT 9SM -SN BKN027 OVC034 M09/M13 A3013 RMK AO2 SNB23 P0000 |
| 04:54 EST |  Mostly Cloudy | -11°C / 12°F | -14°C / 7°F | 79% | 1020 mb (30.12 in) | Calm | 0.00 mm (0.00 in) | 10SM |
| | KSYR 220954Z 00000KT 10SM FEW019 SCT026 BKN034 M11/M14 A3013 RMK AO2 SNB33E49 SLP205 P0000 T11061139 |
| 03:54 EST |  Mostly Cloudy | -8°C / 18°F | -14°C / 7°F | 62% | 1020 mb (30.12 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KSYR 220854Z 32003KT 10SM SCT022 BKN031 M08/M14 A3011 RMK AO2 SLP199 T10831139 51016 |
| 02:54 EST |  Mostly Cloudy | -8°C / 18°F | -13°C / 9°F | 68% | 1019 mb (30.09 in) | Calm | - | 10SM |
| | KSYR 220754Z 00000KT 10SM BKN033 M08/M13 A3010 RMK AO2 SLP195 T10831133 |
| 01:54 EST |  Partly Cloudy | -8°C / 18°F | -12°C / 10°F | 73% | 1018 mb (30.06 in) | N 6 kph (N 3.5 mph) | - | 10SM |
| | KSYR 220654Z 01003KT 10SM SCT033 M08/M12 A3007 RMK AO2 SLP186 T10831122 |
| 00:54 EST |  Partly Cloudy | -8°C / 18°F | -11°C / 12°F | 79% | 1018 mb (30.06 in) | NE 7 kph (NE 4.6 mph) | - | 10SM |
| | KSYR 220554Z 03004KT 10SM SCT034 M08/M11 A3006 RMK AO2 SLP181 T10781111 11044 21078 50002 |