| 12:04 EST |  Mostly Cloudy | 6°C / 43°F | 1°C / 34°F | 71% | 1010 mb (29.83 in) | W 22 kph (W 13.8 mph) | - | 10SM |
| | KSYR 011704Z 28012KT 10SM SCT029 BKN036 BKN049 06/01 A2984 RMK AO2 |
| 11:54 EST |  Overcast | 6°C / 43°F | 1°C / 34°F | 71% | 1010 mb (29.83 in) | W 20 kph (W 12.7 mph) | - | 10SM |
| | KSYR 011654Z 28011G18KT 10SM BKN029 BKN036 OVC049 06/01 A2984 RMK AO2 SLP105 T00560006 |
| 10:54 EST |  Mostly Cloudy | 5°C / 41°F | 1°C / 34°F | 76% | 1010 mb (29.83 in) | W 26 kph (W 16.1 mph) | - | 10SM |
| | KSYR 011554Z 27014G18KT 10SM BKN026 BKN034 05/01 A2984 RMK AO2 SLP106 BKN026 V SCT T00500006 |
| 10:26 EST |  Mostly Cloudy | 4°C / 39°F | -1°C / 30°F | 70% | 1010 mb (29.83 in) | SSW 17 kph (SSW 10.4 mph) | - | 10SM |
| | KSYR 011526Z 25009KT 10SM SCT026 BKN034 04/M01 A2984 RMK AO2 |
| 10:18 EST |  Mostly Cloudy | 3°C / 37°F | -1°C / 30°F | 75% | 1010 mb (29.83 in) | SSW 19 kph (SSW 11.5 mph) | - | 10SM |
| | KSYR 011518Z 25010KT 10SM BKN026 BKN034 03/M01 A2984 RMK AO2 |
| 09:54 EST |  Overcast | 3°C / 37°F | -1°C / 30°F | 75% | 1010 mb (29.83 in) | SSW 19 kph (SSW 11.5 mph) | 0.00 mm (0.00 in) | 10SM |
| | KSYR 011454Z 25010KT 10SM SCT028 BKN034 OVC070 03/M01 A2984 RMK AO2 SNE06 SLP103 OVC V BKN P0000 60000 T00331006 51014 |
| 09:45 EST |  Mostly Cloudy | 3°C / 37°F | -1°C / 30°F | 75% | 1010 mb (29.83 in) | W 26 kph (W 16.1 mph) | 0.00 mm (0.00 in) | 10SM |
| | KSYR 011445Z 27014KT 10SM SCT028 BKN043 BKN075 03/M01 A2983 RMK AO2 SNE06 P0000 |
| 08:54 EST |  Overcast Light Snow | 1°C / 34°F | -2°C / 28°F | 81% | 1010 mb (29.83 in) | SSW 13 kph (SSW 8.1 mph) | 0.00 mm (0.00 in) | 6SM |
| | KSYR 011354Z 24007KT 6SM -SN FEW016 OVC026 01/M02 A2982 RMK AO2 SLP099 P0000 T00111017 |
| 08:43 EST |  Overcast Light Snow | 1°C / 34°F | -2°C / 28°F | 81% | 1010 mb (29.83 in) | SSW 7 kph (SSW 4.6 mph) | 0.00 mm (0.00 in) | 3SM |
| | KSYR 011343Z 24004KT 3SM -SN SCT016 BKN028 OVC035 01/M02 A2982 RMK AO2 VIS 1 1/2 NW P0000 |
| 08:35 EST |  Overcast Light Snow | 1°C / 34°F | -2°C / 28°F | 81% | 1010 mb (29.83 in) | SSW 9 kph (SSW 5.8 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KSYR 011335Z 24005KT 1 1/2SM -SN SCT016 BKN024 OVC035 01/M02 A2982 RMK AO2 CIG 018 NW P0000 |
| 08:29 EST |  Overcast Light Snow | 1°C / 34°F | -1°C / 30°F | 87% | 1010 mb (29.83 in) | SW 7 kph (SW 4.6 mph) | 0.00 mm (0.00 in) | 2SM |
| | KSYR 011329Z 22004KT 2SM -SN BR SCT018 SCT029 OVC035 01/M01 A2982 RMK AO2 CIG 027 NW P0000 |
| 08:16 EST |  Overcast Light Snow | 1°C / 34°F | -1°C / 30°F | 87% | 1009 mb (29.8 in) | SSE 9 kph (SSE 5.8 mph) | 0.00 mm (0.00 in) | 5SM |
| | KSYR 011316Z 20005KT 5SM -SN BR FEW011 OVC035 01/M01 A2981 RMK AO2 P0000 |
| 08:08 EST |  Overcast Light Snow | 1°C / 34°F | -1°C / 30°F | 87% | 1009 mb (29.8 in) | SW 9 kph (SW 5.8 mph) | 0.00 mm (0.00 in) | 2 1/2SM |
| | KSYR 011308Z 21005KT 2 1/2SM -SN BR SCT017 BKN035 OVC043 01/M01 A2981 RMK AO2 P0000 |
| 08:07 EST |  Overcast Light Snow | 1°C / 34°F | -1°C / 30°F | 87% | 1009 mb (29.8 in) | SW 7 kph (SW 4.6 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KSYR 011307Z 22004KT 1 1/2SM -SN BR SCT017 OVC038 01/M01 A2981 RMK AO2 P0000 |
| 07:57 EST |  Overcast Light Snow | 1°C / 34°F | -1°C / 30°F | 87% | 1009 mb (29.8 in) | SW 9 kph (SW 5.8 mph) | 0.00 mm (0.00 in) | 3/4SM |
| | KSYR 011257Z 23005KT 3/4SM -SN BR BKN017 OVC038 01/M01 A2981 RMK AO2 TWR VIS 1 P0000 RVRNO |
| 07:54 EST |  Overcast Light Snow | 1°C / 34°F | -1°C / 30°F | 87% | 1009 mb (29.8 in) | SSW 11 kph (SSW 6.9 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KSYR 011254Z 24006KT 1 1/2SM -SN BR BKN017 OVC040 01/M01 A2981 RMK AO2 SLP096 P0000 T00061011 |
| 07:52 EST |  Overcast Light Snow | 1°C / 34°F | -1°C / 30°F | 87% | 1009 mb (29.8 in) | SW 11 kph (SW 6.9 mph) | 0.00 mm (0.00 in) | 2SM |
| | KSYR 011252Z 23006KT 2SM -SN BR BKN019 OVC040 01/M01 A2981 RMK AO2 P0000 |
| 07:44 EST |  Overcast Light Snow | 1°C / 34°F | -1°C / 30°F | 87% | 1009 mb (29.8 in) | SW 11 kph (SW 6.9 mph) | 0.00 mm (0.00 in) | 3SM |
| | KSYR 011244Z 22006KT 3SM -SN BR BKN023 OVC040 01/M01 A2981 RMK AO2 VIS 2 NW P0000 |
| 07:37 EST |  Overcast Light Snow | 1°C / 34°F | -1°C / 30°F | 87% | 1009 mb (29.8 in) | SW 7 kph (SW 4.6 mph) | 0.00 mm (0.00 in) | 1SM |
| | KSYR 011237Z 21004KT 1SM -SN BR BKN023 OVC040 01/M01 A2981 RMK AO2 SFC VIS 2 1/2 P0000 |
| 07:30 EST |  Overcast Light Snow | 1°C / 34°F | -2°C / 28°F | 81% | 1009 mb (29.8 in) | SSE 7 kph (SSE 4.6 mph) | 0.00 mm (0.00 in) | 6SM |
| | KSYR 011230Z 20004KT 6SM -SN BR BKN027 OVC040 01/M02 A2981 RMK AO2 P0000 |
| 06:54 EST |  Overcast Light Snow | 0°C / 32°F | -2°C / 28°F | 87% | 1009 mb (29.8 in) | S 7 kph (S 4.6 mph) | 0.25 mm (0.01 in) | 7SM |
| | KSYR 011154Z 18004KT 7SM -SN SCT017 BKN042 OVC049 00/M02 A2979 RMK AO2 SLP091 931000 P0001 60001 70022 T00001017 10011 21022 58002 |
| 06:45 EST |  Overcast Light Snow | 0°C / 32°F | -2°C / 28°F | 87% | 1009 mb (29.8 in) | S 9 kph (S 5.8 mph) | 0.25 mm (0.01 in) | 3SM |
| | KSYR 011145Z 18005KT 3SM -SN BR BKN015 OVC044 00/M02 A2980 RMK AO2 P0001 |
| 06:23 EST |  Overcast Light Snow | 1°C / 34°F | -2°C / 28°F | 81% | 1009 mb (29.8 in) | SW 9 kph (SW 5.8 mph) | 0.00 mm (0.00 in) | 1 1/4SM |
| | KSYR 011123Z 21005KT 1 1/4SM -SN BR BKN010 BKN019 OVC030 01/M02 A2980 RMK AO2 P0000 |
| 06:19 EST |  Overcast Light Snow | 1°C / 34°F | -2°C / 28°F | 81% | 1009 mb (29.8 in) | SW 13 kph (SW 8.1 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KSYR 011119Z 23007KT 1 1/2SM -SN BR SCT012 BKN017 OVC032 01/M02 A2980 RMK AO2 P0000 |
| 06:16 EST |  Overcast Light Snow | 1°C / 34°F | -2°C / 28°F | 81% | 1009 mb (29.8 in) | SW 13 kph (SW 8.1 mph) | 0.00 mm (0.00 in) | 1 1/2SM |
| | KSYR 011116Z 22007KT 1 1/2SM -SN SCT014 BKN024 OVC032 01/M02 A2980 RMK AO2 P0000 |
| 06:10 EST |  Overcast Light Snow | 1°C / 34°F | -2°C / 28°F | 81% | 1009 mb (29.8 in) | SW 13 kph (SW 8.1 mph) | 0.00 mm (0.00 in) | 2SM |
| | KSYR 011110Z 23007KT 2SM -SN BKN024 BKN032 OVC041 01/M02 A2980 RMK AO2 P0000 |
| 05:54 EST |  Overcast Light Snow | 1°C / 34°F | -3°C / 27°F | 75% | 1009 mb (29.8 in) | SW 15 kph (SW 9.2 mph) | 0.00 mm (0.00 in) | 9SM |
| | KSYR 011054Z 23008KT 9SM -SN FEW037 OVC046 01/M03 A2980 RMK AO2 SNB38 SLP092 P0000 T00111028 |
| 04:54 EST |  Overcast | 1°C / 34°F | -3°C / 27°F | 75% | 1009 mb (29.8 in) | Calm | - | 10SM |
| | KSYR 010954Z 00000KT 10SM OVC055 01/M03 A2980 RMK AO2 SLP093 T00061033 |
| 03:54 EST |  Mostly Cloudy | -1°C / 30°F | -3°C / 27°F | 86% | 1009 mb (29.8 in) | Calm | - | 10SM |
| | KSYR 010854Z 00000KT 10SM FEW080 BKN120 M01/M03 A2980 RMK AO2 SLP092 BKN V SCT T10061028 58009 |
| 02:54 EST |  Mostly Cloudy | -2°C / 28°F | -3°C / 27°F | 93% | 1010 mb (29.83 in) | SSE 6 kph (SSE 3.5 mph) | - | 9SM |
| | KSYR 010754Z 15003KT 9SM FEW042 BKN065 M02/M03 A2983 RMK AO2 SLP101 BKN V SCT T10171033 |
| 01:54 EST |  Overcast | -1°C / 30°F | -3°C / 27°F | 86% | 1010 mb (29.83 in) | Calm | - | 10SM |
| | KSYR 010654Z 00000KT 10SM BKN044 OVC065 M01/M03 A2983 RMK AO2 SLP103 T10111028 |
| 00:54 EST |  Overcast | -2°C / 28°F | -3°C / 27°F | 93% | 1010 mb (29.83 in) | Calm | - | 10SM |
| | KSYR 010554Z 00000KT 10SM BKN035 OVC055 M02/M03 A2983 RMK AO2 SLP100 931000 60000 T10171028 10011 21022 52001 |