| 17:54 EST |  Overcast Light Snow | -7°C / 19°F | -11°C / 12°F | 73% | 1026 mb (30.3 in) | NNW 9 kph (NNW 5.8 mph) | 0.00 mm (0.00 in) | 8SM |
| | KSYR 232254Z 34005KT 8SM -SN OVC023 M07/M11 A3029 RMK AO2 SLP260 P0000 T10671106 |
| 16:54 EST |  Overcast Light Snow | -7°C / 19°F | -11°C / 12°F | 73% | 1025 mb (30.27 in) | N 9 kph (N 5.8 mph) | 0.00 mm (0.00 in) | 8SM |
| | KSYR 232154Z 36005KT 8SM -SN OVC022 M07/M11 A3026 RMK AO2 SLP251 P0000 T10671106 |
| 16:29 EST |  Overcast Light Snow | -7°C / 19°F | -11°C / 12°F | 73% | 1024 mb (30.24 in) | NNW 13 kph (NNW 8.1 mph) | 0.00 mm (0.00 in) | 4SM |
| | KSYR 232129Z 33007KT 4SM -SN OVC023 M07/M11 A3024 RMK AO2 P0000 |
| 15:54 EST |  Overcast Light Snow | -7°C / 19°F | -11°C / 12°F | 73% | 1024 mb (30.24 in) | N 17 kph (N 10.4 mph) | 0.00 mm (0.00 in) | 2SM |
| | KSYR 232054Z 35009KT 2SM -SN BKN021 OVC026 M07/M11 A3024 RMK AO2 TWR VIS 2 1/2 SLP245 P0000 60000 T10671106 51018 |
| 15:50 EST |  Overcast Light Snow | -7°C / 19°F | -10°C / 14°F | 79% | 1024 mb (30.24 in) | N 17 kph (N 10.4 mph) | 0.00 mm (0.00 in) | 2SM |
| | KSYR 232050Z 35009KT 2SM -SN OVC021 M07/M10 A3024 RMK AO2 TWR VIS 2 1/2 P0000 |
| 15:17 EST |  Overcast Light Snow | -7°C / 19°F | -10°C / 14°F | 79% | 1024 mb (30.24 in) | N 17 kph (N 10.4 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KSYR 232017Z 35009KT 1 1/4SM -SN OVC021 M07/M10 A3023 RMK AO2 P0000 |
| 14:54 EST |  Overcast Light Snow | -7°C / 19°F | -10°C / 14°F | 79% | 1023 mb (30.21 in) | N 17 kph (N 10.4 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KSYR 231954Z 35009KT 1 1/4SM -SN OVC019 M07/M10 A3022 RMK AO2 SLP236 P0000 T10671100 |
| 13:54 EST |  Overcast Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1022 mb (30.18 in) | NNW 15 kph (NNW 9.2 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KSYR 231854Z 34008KT 1 1/4SM -SN BKN015 OVC023 M07/M09 A3019 RMK AO2 SLP226 SNINCR 1/5 P0000 T10671094 |
| 13:52 EST |  Overcast Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1022 mb (30.18 in) | NNW 17 kph (NNW 10.4 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KSYR 231852Z 33009KT 1 1/4SM -SN BKN015 OVC023 M07/M09 A3019 RMK AO2 P0000 |
| 13:30 EST |  Obscured Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1022 mb (30.18 in) | NNW 19 kph (NNW 11.5 mph) | 0.00 mm (0.00 in) | 1SM |
| | KSYR 231830Z 34010KT 1SM -SN VV011 M07/M09 A3019 RMK AO2 P0000 RVRNO |
| 13:21 EST |  Overcast Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1022 mb (30.18 in) | NNW 19 kph (NNW 11.5 mph) | 0.00 mm (0.00 in) | 1SM |
| | KSYR 231821Z 33010KT 1SM -SN BKN008 OVC015 M07/M09 A3019 RMK AO2 P0000 RVRNO |
| 13:18 EST |  Overcast Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1022 mb (30.18 in) | NNW 19 kph (NNW 11.5 mph) | 0.00 mm (0.00 in) | 3/4SM |
| | KSYR 231818Z 34010KT 3/4SM -SN BKN006 BKN015 OVC021 M07/M09 A3019 RMK AO2 P0000 RVRNO |
| 13:05 EST |  Overcast Light Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1022 mb (30.18 in) | NNW 22 kph (NNW 13.8 mph) | 0.00 mm (0.00 in) | 3/4SM |
| | KSYR 231805Z 34012KT 3/4SM -SN FEW008 BKN015 OVC022 M07/M09 A3019 RMK AO2 P0000 RVRNO |
| 12:54 EST |  Overcast Light Snow | -6°C / 21°F | -9°C / 16°F | 80% | 1022 mb (30.18 in) | N 15 kph (N 9.2 mph) | 0.00 mm (0.00 in) | 1SM |
| | KSYR 231754Z 35008G16KT 1SM -SN SCT014 OVC020 M06/M09 A3019 RMK AO2 CIG 013 NW SLP227 SNINCR 1/4 4/004 931024 933004 P0000 60000 T10611089 11056 21078 57009 RVRNO |
| 12:08 EST |  Overcast Light Snow | -6°C / 21°F | -9°C / 16°F | 80% | 1022 mb (30.18 in) | NW 19 kph (NW 11.5 mph) | 0.00 mm (0.00 in) | 1SM |
| | KSYR 231708Z 32010KT 1SM -SN BKN012 OVC020 M06/M09 A3019 RMK AO2 P0000 RVRNO |
| 11:54 EST |  Overcast Light Snow | -6°C / 21°F | -9°C / 16°F | 80% | 1023 mb (30.21 in) | NW 17 kph (NW 10.4 mph) | 0.00 mm (0.00 in) | 1SM |
| | KSYR 231654Z 32009KT 1SM -SN BKN015 OVC023 M06/M09 A3020 RMK AO2 SLP230 P0000 T10611094 RVRNO |
| 11:36 EST |  Overcast Light Snow | -6°C / 21°F | -9°C / 16°F | 80% | 1023 mb (30.21 in) | NNW 22 kph (NNW 13.8 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KSYR 231636Z 33012KT 1 3/4SM -SN BKN019 BKN024 OVC030 M06/M09 A3020 RMK AO2 VIS 1 NW P0000 |
| 11:09 EST |  Overcast Light Snow | -6°C / 21°F | -9°C / 16°F | 80% | 1023 mb (30.21 in) | NW 17 kph (NW 10.4 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KSYR 231609Z 31009KT 2 1/2SM -SN FEW015 BKN021 OVC029 M06/M09 A3021 RMK AO2 VIS 1 3/4 NW P0000 |
| 10:54 EST |  Overcast Light Snow | -6°C / 21°F | -9°C / 16°F | 80% | 1023 mb (30.21 in) | NW 24 kph (NW 15 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KSYR 231554Z 31013KT 2 1/2SM -SN BKN018 OVC023 M06/M09 A3021 RMK AO2 VIS 1 1/4 NW SLP234 SNINCR 1/3 P0000 T10611094 |
| 10:47 EST |  Overcast Light Snow | -7°C / 19°F | -10°C / 14°F | 79% | 1023 mb (30.21 in) | NW 26 kph (NW 16.1 mph) | 0.00 mm (0.00 in) | 2SM |
| | KSYR 231547Z 32014KT 2SM -SN BKN016 OVC028 M07/M10 A3021 RMK AO2 VIS 1 1/4 NW P0000 |
| 10:06 EST |  Overcast Light Snow | -7°C / 19°F | -10°C / 14°F | 79% | 1023 mb (30.21 in) | NW 24 kph (NW 15 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KSYR 231506Z 32013G18KT 1 1/4SM -SN BKN012 OVC020 M07/M10 A3022 RMK AO2 P0000 |
| 09:54 EST |  Overcast Light Snow | -7°C / 19°F | -10°C / 14°F | 79% | 1023 mb (30.21 in) | NW 15 kph (NW 9.2 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KSYR 231454Z 32008KT 1 1/2SM -SN SCT014 OVC020 M07/M10 A3022 RMK AO2 VIS 3/4 NW CIG 012 NW SLP236 P0000 60000 T10671100 53003 |
| 09:42 EST |  Overcast Light Snow | -7°C / 19°F | -10°C / 14°F | 79% | 1023 mb (30.21 in) | NNW 17 kph (NNW 10.4 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KSYR 231442Z 33009KT 1 1/2SM -SN BKN018 OVC023 M07/M10 A3022 RMK AO2 P0000 |
| 09:27 EST |  Overcast Light Snow | -7°C / 19°F | -10°C / 14°F | 79% | 1023 mb (30.21 in) | NW 11 kph (NW 6.9 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KSYR 231427Z 32006KT 2 1/2SM -SN OVC021 M07/M10 A3022 RMK AO2 P0000 |
| 09:10 EST |  Overcast Light Snow | -7°C / 19°F | -10°C / 14°F | 79% | 1023 mb (30.21 in) | NW 13 kph (NW 8.1 mph) | 0.00 mm (0.00 in) | 2SM |
| | KSYR 231410Z 30007KT 2SM -SN BKN020 OVC028 M07/M10 A3021 RMK AO2 P0000 |
| 08:54 EST |  Mostly Cloudy Light Snow | -7°C / 19°F | -10°C / 14°F | 79% | 1023 mb (30.21 in) | NW 20 kph (NW 12.7 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KSYR 231354Z 30011KT 2 1/2SM -SN SCT018 BKN029 M07/M10 A3021 RMK AO2 SLP233 P0000 T10721100 |
| 08:22 EST |  Mostly Cloudy Light Snow | -8°C / 18°F | -11°C / 12°F | 79% | 1023 mb (30.21 in) | WNW 22 kph (WNW 13.8 mph) | 0.00 mm (0.00 in) | 3SM |
| | KSYR 231322Z 29012KT 3SM -SN BKN021 BKN029 M08/M11 A3021 RMK AO2 VIS 2 NW P0000 |
| 08:15 EST |  Overcast Light Snow | -8°C / 18°F | -11°C / 12°F | 79% | 1023 mb (30.21 in) | WNW 20 kph (WNW 12.7 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KSYR 231315Z 29011KT 2 1/2SM -SN BKN023 OVC029 M08/M11 A3021 RMK AO2 OVC V BKN P0000 |
| 07:54 EST |  Overcast Light Snow | -8°C / 18°F | -11°C / 12°F | 79% | 1023 mb (30.21 in) | WNW 15 kph (WNW 9.2 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KSYR 231254Z 29008KT 1 3/4SM -SN BKN021 OVC033 M08/M11 A3021 RMK AO2 VIS 1 NW SLP233 P0000 T10781106 |
| 07:49 EST |  Overcast Light Snow | -8°C / 18°F | -11°C / 12°F | 79% | 1023 mb (30.21 in) | WNW 17 kph (WNW 10.4 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KSYR 231249Z 29009KT 1 3/4SM -SN BKN021 OVC033 M08/M11 A3021 RMK AO2 VIS 1 NW P0000 |
| 07:39 EST |  Overcast Light Snow | -8°C / 18°F | -11°C / 12°F | 79% | 1023 mb (30.21 in) | WNW 15 kph (WNW 9.2 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KSYR 231239Z 29008KT 2 1/2SM -SN BKN020 OVC023 M08/M11 A3021 RMK AO2 P0000 |
| 07:26 EST |  Overcast Light Snow | -8°C / 18°F | -11°C / 12°F | 79% | 1023 mb (30.21 in) | WNW 17 kph (WNW 10.4 mph) | 0.00 mm (0.00 in) | 3SM |
| | KSYR 231226Z 29009KT 3SM -SN BKN018 BKN024 OVC035 M08/M11 A3021 RMK AO2 VIS 2 NW P0000 |
| 06:54 EST |  Mostly Cloudy Light Snow | -8°C / 18°F | -12°C / 10°F | 73% | 1023 mb (30.21 in) | NW 13 kph (NW 8.1 mph) | 0.00 mm (0.00 in) | 6SM |
| | KSYR 231154Z 31007KT 6SM -SN BR SCT026 BKN033 M08/M12 A3021 RMK AO2 SLP233 4/001 931011 P0000 60000 T10831117 11078 21089 56003 |
| 06:46 EST |  Overcast Light Snow | -8°C / 18°F | -12°C / 10°F | 73% | 1023 mb (30.21 in) | NW 17 kph (NW 10.4 mph) | 0.00 mm (0.00 in) | 5SM |
| | KSYR 231146Z 32009KT 5SM -SN BR SCT026 OVC033 M08/M12 A3021 RMK AO2 P0000 |
| 05:54 EST |  Mostly Cloudy Light Snow | -8°C / 18°F | -11°C / 12°F | 79% | 1023 mb (30.21 in) | NW 15 kph (NW 9.2 mph) | 0.00 mm (0.00 in) | 3SM |
| | KSYR 231054Z 30008KT 3SM -SN BR BKN024 BKN029 M08/M11 A3021 RMK AO2 VIS 2 1/2 NW SLP234 P0000 T10831111 |
| 05:32 EST |  Overcast Light Snow | -9°C / 16°F | -11°C / 12°F | 86% | 1023 mb (30.21 in) | NW 13 kph (NW 8.1 mph) | 0.00 mm (0.00 in) | 3SM |
| | KSYR 231032Z 30007KT 3SM -SN BR BKN024 OVC032 M09/M11 A3021 RMK AO2 VIS 2 NW P0000 |
| 05:30 EST |  Overcast Light Snow | -9°C / 16°F | -11°C / 12°F | 86% | 1023 mb (30.21 in) | NW 11 kph (NW 6.9 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KSYR 231030Z 30006KT 2 1/2SM -SN BR SCT024 OVC032 M09/M11 A3021 RMK AO2 VIS 1 3/4 NW CIG 026 NW P0000 |
| 05:23 EST |  Mostly Cloudy Light Snow | -9°C / 16°F | -11°C / 12°F | 86% | 1023 mb (30.21 in) | NW 11 kph (NW 6.9 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KSYR 231023Z 31006KT 2 1/2SM -SN BR SCT025 BKN032 M09/M11 A3021 RMK AO2 VIS 1 3/4 NW P0000 |
| 05:01 EST |  Mostly Cloudy Light Snow | -9°C / 16°F | -12°C / 10°F | 79% | 1023 mb (30.21 in) | NW 13 kph (NW 8.1 mph) | 0.00 mm (0.00 in) | 3SM |
| | KSYR 231001Z 30007KT 3SM -SN BR SCT025 BKN032 M09/M12 A3021 RMK AO2 VIS 2 1/2 NW P0000 |
| 04:54 EST |  Mostly Cloudy Light Snow | -9°C / 16°F | -12°C / 10°F | 79% | 1023 mb (30.21 in) | NW 15 kph (NW 9.2 mph) | 0.00 mm (0.00 in) | 4SM |
| | KSYR 230954Z 30008KT 4SM -SN BR BKN025 BKN032 M09/M12 A3021 RMK AO2 SLP234 P0000 T10891117 |
| 04:03 EST |  Overcast Light Snow | -9°C / 16°F | -12°C / 10°F | 79% | 1023 mb (30.21 in) | NW 19 kph (NW 11.5 mph) | 0.00 mm (0.00 in) | 3SM |
| | KSYR 230903Z 32010KT 3SM -SN BR BKN027 OVC032 M09/M12 A3022 RMK AO2 VIS 2 1/2 NW P0000 |
| 03:54 EST |  Overcast Light Snow | -9°C / 16°F | -12°C / 10°F | 79% | 1023 mb (30.21 in) | NW 17 kph (NW 10.4 mph) | 0.00 mm (0.00 in) | 3SM |
| | KSYR 230854Z 31009KT 3SM -SN BR SCT025 OVC030 M09/M12 A3022 RMK AO2 SLP236 P0000 60000 T10891117 50001 |
| 03:39 EST |  Overcast Light Snow | -8°C / 18°F | -12°C / 10°F | 73% | 1023 mb (30.21 in) | NW 19 kph (NW 11.5 mph) | 0.00 mm (0.00 in) | 3SM |
| | KSYR 230839Z 32010KT 3SM -SN BR FEW016 BKN025 OVC030 M08/M12 A3022 RMK AO2 P0000 |
| 03:26 EST |  Overcast Light Snow | -8°C / 18°F | -11°C / 12°F | 79% | 1023 mb (30.21 in) | NW 19 kph (NW 11.5 mph) | 0.00 mm (0.00 in) | 2SM |
| | KSYR 230826Z 31010KT 2SM -SN BR FEW014 SCT021 OVC029 M08/M11 A3022 RMK AO2 P0000 |
| 03:06 EST |  Overcast Light Snow | -8°C / 18°F | -11°C / 12°F | 79% | 1023 mb (30.21 in) | NW 11 kph (NW 6.9 mph) | 0.00 mm (0.00 in) | 1 3/4SM |
| | KSYR 230806Z 32006KT 1 3/4SM -SN BR SCT013 BKN027 OVC036 M08/M11 A3022 RMK AO2 P0000 |
| 02:54 EST |  Overcast Light Snow | -8°C / 18°F | -11°C / 12°F | 79% | 1023 mb (30.21 in) | NW 15 kph (NW 9.2 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KSYR 230754Z 31008KT 2 1/2SM -SN BR FEW019 SCT027 OVC036 M08/M11 A3022 RMK AO2 VIS 1 3/4 NW CIG 029 NW SLP238 P0000 T10831111 |
| 02:43 EST |  Overcast Light Snow | -8°C / 18°F | -11°C / 12°F | 79% | 1023 mb (30.21 in) | NW 15 kph (NW 9.2 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KSYR 230743Z 31008KT 2 1/2SM -SN BR SCT024 BKN030 OVC036 M08/M11 A3022 RMK AO2 P0000 |
| 02:34 EST |  Overcast Light Snow | -8°C / 18°F | -11°C / 12°F | 79% | 1023 mb (30.21 in) | NW 17 kph (NW 10.4 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KSYR 230734Z 31009KT 2 1/2SM -SN BR FEW017 BKN028 OVC036 M08/M11 A3022 RMK AO2 P0000 |
| 02:24 EST |  Overcast Light Snow | -8°C / 18°F | -11°C / 12°F | 79% | 1023 mb (30.21 in) | NW 19 kph (NW 11.5 mph) | 0.00 mm (0.00 in) | 3SM |
| | KSYR 230724Z 32010KT 3SM -SN BR SCT019 BKN026 OVC034 M08/M11 A3022 RMK AO2 VIS 2 1/2 NW P0000 |
| 02:17 EST |  Overcast Light Snow | -8°C / 18°F | -11°C / 12°F | 79% | 1023 mb (30.21 in) | NW 19 kph (NW 11.5 mph) | 0.00 mm (0.00 in) | 4SM |
| | KSYR 230717Z 31010KT 4SM -SN BR BKN019 BKN024 OVC032 M08/M11 A3022 RMK AO2 VIS 2 1/2 NW P0000 |
| 01:54 EST |  Overcast Light Snow | -8°C / 18°F | -11°C / 12°F | 79% | 1023 mb (30.21 in) | WNW 22 kph (WNW 13.8 mph) | 0.00 mm (0.00 in) | 3SM |
| | KSYR 230654Z 29012KT 3SM -SN BR SCT016 OVC024 M08/M11 A3022 RMK AO2 VIS 2 NW SLP235 P0000 T10781106 |
| 01:35 EST |  Overcast Light Snow | -8°C / 18°F | -11°C / 12°F | 79% | 1023 mb (30.21 in) | NW 19 kph (NW 11.5 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KSYR 230635Z 30010KT 2 1/2SM -SN BR SCT016 BKN027 OVC037 M08/M11 A3021 RMK AO2 VIS 1 1/4 NW P0000 |
| 00:54 EST |  Mostly Cloudy Light Snow | -8°C / 18°F | -12°C / 10°F | 73% | 1023 mb (30.21 in) | NW 15 kph (NW 9.2 mph) | 0.00 mm (0.00 in) | 5SM |
| | KSYR 230554Z 30008KT 5SM -SN BR BKN037 M08/M12 A3022 RMK AO2 SLP235 4/001 931001 P0000 60000 T10781117 11061 21078 57003 |