| 16:51 EST |  Mostly Cloudy | -3°C / 27°F | -8°C / 18°F | 69% | 1019 mb (30.09 in) | SSW 7 kph (SSW 4.6 mph) | - | 10SM |
| | KSLK 062151Z AUTO 25004KT 10SM SCT036 BKN045 M03/M08 A3009 RMK AO2 SLP214 T10281083 |
| 15:51 EST |  Overcast | -2°C / 28°F | -10°C / 14°F | 55% | 1019 mb (30.09 in) | Variable 11 kph (Variable 6.9 mph) | - | 10SM |
| | KSLK 062051Z AUTO VRB06G16KT 10SM OVC055 M02/M10 A3008 RMK AO2 SLP209 T10171100 53014 |
| 14:51 EST |  Partly Cloudy | -2°C / 28°F | -11°C / 12°F | 51% | 1018 mb (30.06 in) | W 15 kph (W 9.2 mph) | - | 10SM |
| | KSLK 061951Z AUTO 27008G18KT 240V320 10SM FEW035 M02/M11 A3006 RMK AO2 SLP203 T10171106 |
| 13:51 EST |  Partly Cloudy | -2°C / 28°F | -8°C / 18°F | 64% | 1017 mb (30.03 in) | W 15 kph (W 9.2 mph) | - | 10SM |
| | KSLK 061851Z AUTO 27008KT 240V300 10SM FEW026 SCT047 M02/M08 A3004 RMK AO2 SLP195 T10171078 |
| 13:37 EST |  Mostly Cloudy | -2°C / 28°F | -8°C / 18°F | 64% | 1017 mb (30.03 in) | SSW 15 kph (SSW 9.2 mph) | - | 10SM |
| | KSLK 061837Z AUTO 25008G15KT 220V320 10SM SCT026 BKN035 M02/M08 A3003 RMK AO2 |
| 12:51 EST |  Overcast | -2°C / 28°F | -7°C / 19°F | 69% | 1017 mb (30.03 in) | SSW 19 kph (SSW 11.5 mph) | 0.00 mm (0.00 in) | 10SM |
| | KSLK 061751Z AUTO 25010KT 210V270 10SM BKN021 OVC028 M02/M07 A3003 RMK AO2 SNB1657E12 SLP193 P0000 60000 T10221072 11017 21050 58005 |
| 11:59 EST |  Overcast Light Snow | -2°C / 28°F | -8°C / 18°F | 64% | 1017 mb (30.03 in) | Variable 9 kph (Variable 5.8 mph) | 0.00 mm (0.00 in) | 7SM |
| | KSLK 061659Z AUTO VRB05G14KT 7SM -SN BKN027 OVC031 M02/M08 A3003 RMK AO2 SNB57 P0000 |
| 11:51 EST |  Overcast | -3°C / 27°F | -8°C / 18°F | 69% | 1017 mb (30.03 in) | SSW 13 kph (SSW 8.1 mph) | 0.00 mm (0.00 in) | 7SM |
| | KSLK 061651Z AUTO 25007G16KT 7SM OVC030 M03/M08 A3004 RMK AO2 SNB43E50 SLP195 P0000 T10281083 |
| 10:51 EST |  Overcast | -3°C / 27°F | -9°C / 16°F | 64% | 1018 mb (30.06 in) | SSW 17 kph (SSW 10.4 mph) | - | 10SM |
| | KSLK 061551Z AUTO 24009G17KT 10SM FEW030 BKN037 OVC065 M03/M09 A3005 RMK AO2 SLP197 T10281089 |
| 09:51 EST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1018 mb (30.06 in) | SSW 11 kph (SSW 6.9 mph) | - | 10SM |
| | KSLK 061451Z AUTO 24006KT 10SM SCT047 OVC055 M04/M07 A3005 RMK AO2 SLP198 T10391072 51019 |
| 08:51 EST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1017 mb (30.03 in) | SSW 11 kph (SSW 6.9 mph) | - | 8SM |
| | KSLK 061351Z AUTO 25006KT 8SM OVC048 M04/M07 A3003 RMK AO2 SLP192 T10441072 |
| 07:51 EST |  Overcast Fog And Mist | -5°C / 23°F | -7°C / 19°F | 86% | 1016 mb (30 in) | SSW 6 kph (SSW 3.5 mph) | - | 6SM |
| | KSLK 061251Z AUTO 24003KT 6SM BR OVC042 M05/M07 A3001 RMK AO2 SLP186 T10501072 |
| 06:51 EST |  Overcast Fog And Mist | -5°C / 23°F | -7°C / 19°F | 86% | 1016 mb (30 in) | Calm | 0.00 mm (0.00 in) | 5SM |
| | KSLK 061151Z AUTO 00000KT 5SM BR OVC038 M05/M07 A2999 RMK AO2 SNE43 SLP178 P0000 60000 T10501067 11050 21089 53015 |
| 06:32 EST |  Overcast Light Snow | -5°C / 23°F | -7°C / 19°F | 86% | 1016 mb (30 in) | Variable 7 kph (Variable 4.6 mph) | 0.00 mm (0.00 in) | 3SM |
| | KSLK 061132Z AUTO VRB04KT 3SM -SN BR FEW012 OVC038 M05/M07 A2999 RMK AO2 P0000 |
| 06:19 EST |  Overcast Light Snow | -5°C / 23°F | -7°C / 19°F | 86% | 1016 mb (30 in) | Variable 6 kph (Variable 3.5 mph) | 0.00 mm (0.00 in) | 3SM |
| | KSLK 061119Z AUTO VRB03KT 3SM -SN BR SCT014 BKN020 OVC038 M05/M07 A2999 RMK AO2 P0000 |
| 05:59 EST |  Overcast Light Snow | -5°C / 23°F | -7°C / 19°F | 86% | 1015 mb (29.97 in) | Calm | 0.00 mm (0.00 in) | 3SM |
| | KSLK 061059Z AUTO 00000KT 3SM -SN BR BKN014 OVC036 M05/M07 A2998 RMK AO2 P0000 |
| 05:51 EST |  Overcast Light Snow | -6°C / 21°F | -7°C / 19°F | 93% | 1015 mb (29.97 in) | Variable 6 kph (Variable 3.5 mph) | 0.00 mm (0.00 in) | 4SM |
| | KSLK 061051Z AUTO VRB03KT 4SM -SN BR SCT014 OVC036 M06/M07 A2997 RMK AO2 SNB41 SLP172 P0000 T10561072 |
| 04:51 EST |  Mostly Cloudy Fog And Mist | -8°C / 18°F | -11°C / 12°F | 79% | 1014 mb (29.94 in) | Calm | - | 6SM |
| | KSLK 060951Z AUTO 00000KT 6SM BR FEW029 BKN037 M08/M11 A2995 RMK AO2 SLP165 T10831106 |
| 03:51 EST |  Clear Fog And Mist | -8°C / 18°F | -9°C / 16°F | 93% | 1014 mb (29.94 in) | Calm | - | 5SM |
| | KSLK 060851Z AUTO 00000KT 5SM BR CLR M08/M09 A2994 RMK AO2 SLP163 T10781089 51010 |
| 02:51 EST |  Clear Fog And Mist | -7°C / 19°F | -8°C / 18°F | 93% | 1014 mb (29.94 in) | Calm | - | 6SM |
| | KSLK 060751Z AUTO 00000KT 6SM BR CLR M07/M08 A2993 RMK AO2 SLP159 T10721083 |
| 01:51 EST |  Clear Fog And Mist | -6°C / 21°F | -7°C / 19°F | 93% | 1014 mb (29.94 in) | Calm | - | 6SM |
| | KSLK 060651Z AUTO 00000KT 6SM BR CLR M06/M07 A2993 RMK AO2 SLP157 T10561072 |
| 00:51 EST |  Partly Cloudy | -6°C / 21°F | -7°C / 19°F | 93% | 1013 mb (29.91 in) | Calm | - | 7SM |
| | KSLK 060551Z AUTO 00000KT 7SM FEW120 M06/M07 A2991 RMK AO2 SLP150 T10561072 11017 21061 51002 TSNO |