| 12:51 EST |  Overcast | -2°C / 28°F | -4°C / 25°F | 86% | 1028 mb (30.36 in) | NE 7 kph (NE 4.6 mph) | - | 9SM |
| | KSLK 241751Z AUTO 04004KT 9SM OVC005 M02/M04 A3037 RMK AO2 SLP312 T10221044 11022 21083 50001 |
| 11:51 EST |  Overcast | -3°C / 27°F | -6°C / 21°F | 80% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KSLK 241651Z AUTO 00000KT 10SM OVC005 M03/M06 A3037 RMK AO2 CIG 004V008 SLP313 T10331056 |
| 10:51 EST |  Overcast Fog And Mist | -6°C / 21°F | -7°C / 19°F | 93% | 1029 mb (30.39 in) | Calm | - | 6SM |
| | KSLK 241551Z AUTO 00000KT 6SM BR OVC005 M06/M07 A3038 RMK AO2 SLP317 T10561072 |
| 09:51 EST |  Overcast | -7°C / 19°F | -8°C / 18°F | 93% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KSLK 241451Z AUTO 00000KT 10SM OVC007 M07/M08 A3037 RMK AO2 CIG 006V010 SLP315 T10671083 51023 |
| 09:38 EST |  Overcast | -7°C / 19°F | -9°C / 16°F | 86% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KSLK 241438Z AUTO 00000KT 10SM OVC009 M07/M09 A3036 RMK AO2 CIG 007V012 |
| 08:51 EST |  Overcast | -7°C / 19°F | -9°C / 16°F | 86% | 1027 mb (30.33 in) | Calm | - | 9SM |
| | KSLK 241351Z AUTO 00000KT 9SM OVC010 M07/M09 A3034 RMK AO2 SLP307 T10721089 |
| 07:51 EST |  Overcast | -8°C / 18°F | -10°C / 14°F | 86% | 1027 mb (30.33 in) | Calm | - | 9SM |
| | KSLK 241251Z AUTO 00000KT 9SM OVC014 M08/M10 A3032 RMK AO2 SLP300 T10781100 |
| 07:02 EST |  Overcast | -8°C / 18°F | -10°C / 14°F | 86% | 1026 mb (30.3 in) | Calm | - | 9SM |
| | KSLK 241202Z AUTO 00000KT 9SM OVC014 M08/M10 A3030 RMK AO2 |
| 06:51 EST |  Overcast | -8°C / 18°F | -10°C / 14°F | 86% | 1026 mb (30.3 in) | Calm | - | 10SM |
| | KSLK 241151Z AUTO 00000KT 10SM OVC016 M08/M10 A3030 RMK AO2 SLP293 60000 70001 T10831100 11083 21100 50009 |
| 06:27 EST |  Overcast Fog And Mist | -8°C / 18°F | -11°C / 12°F | 79% | 1026 mb (30.3 in) | Calm | - | 3SM |
| | KSLK 241127Z AUTO 00000KT 3SM BR OVC016 M08/M11 A3030 RMK AO2 |
| 05:51 EST |  Overcast Fog And Mist | -9°C / 16°F | -10°C / 14°F | 93% | 1026 mb (30.3 in) | Calm | 0.00 mm (0.00 in) | 5SM |
| | KSLK 241051Z AUTO 00000KT 5SM BR SCT004 OVC014 M09/M10 A3030 RMK AO2 SNB32E46 SLP293 P0000 T10891100 |
| 05:45 EST |  Overcast Light Snow | -9°C / 16°F | -11°C / 12°F | 86% | 1026 mb (30.3 in) | Calm | 0.00 mm (0.00 in) | 3SM |
| | KSLK 241045Z AUTO 00000KT 3SM -SN BR BKN004 OVC012 M09/M11 A3029 RMK AO2 SNB32 CIG 003V008 P0000 |
| 05:32 EST |  Overcast Light Snow | -9°C / 16°F | -11°C / 12°F | 86% | 1026 mb (30.3 in) | Calm | 0.00 mm (0.00 in) | 1 1/2SM |
| | KSLK 241032Z AUTO 00000KT 1 1/2SM -SN BR BKN004 OVC008 M09/M11 A3029 RMK AO2 SNB32 P0000 |
| 05:16 EST |  Overcast Fog And Mist | -9°C / 16°F | -11°C / 12°F | 86% | 1025 mb (30.27 in) | Calm | - | 2SM |
| | KSLK 241016Z AUTO 00000KT 2SM BR OVC002 M09/M11 A3028 RMK AO2 |
| 04:51 EST |  Overcast Fog And Mist | -9°C / 16°F | -11°C / 12°F | 86% | 1025 mb (30.27 in) | Calm | - | 1 3/4SM |
| | KSLK 240951Z AUTO 00000KT 1 3/4SM BR OVC004 M09/M11 A3027 RMK AO2 SLP284 T10891106 |
| 04:17 EST |  Overcast Fog And Mist | -9°C / 16°F | -11°C / 12°F | 86% | 1025 mb (30.27 in) | SW 6 kph (SW 3.5 mph) | - | 2 1/2SM |
| | KSLK 240917Z AUTO 21003KT 2 1/2SM BR OVC004 M09/M11 A3027 RMK AO2 |
| 04:02 EST |  Overcast Fog And Mist | -9°C / 16°F | -11°C / 12°F | 86% | 1025 mb (30.27 in) | SW 6 kph (SW 3.5 mph) | - | 3SM |
| | KSLK 240902Z AUTO 22003KT 3SM BR OVC004 M09/M11 A3027 RMK AO2 |
| 03:51 EST |  Overcast Fog And Mist | -9°C / 16°F | -11°C / 12°F | 86% | 1025 mb (30.27 in) | Calm | - | 2 1/2SM |
| | KSLK 240851Z AUTO 00000KT 2 1/2SM BR OVC004 M09/M11 A3027 RMK AO2 SLP283 T10941111 51018 |
| 03:37 EST |  Overcast Fog And Mist | -9°C / 16°F | -11°C / 12°F | 86% | 1025 mb (30.27 in) | Calm | - | 2 1/2SM |
| | KSLK 240837Z AUTO 00000KT 2 1/2SM BR OVC004 M09/M11 A3026 RMK AO2 |
| 02:51 EST |  Overcast Fog And Mist | -9°C / 16°F | -11°C / 12°F | 86% | 1024 mb (30.24 in) | SSE 6 kph (SSE 3.5 mph) | - | 5SM |
| | KSLK 240751Z AUTO 20003KT 5SM BR OVC004 M09/M11 A3025 RMK AO2 SLP279 T10941111 |
| 01:51 EST |  Overcast Fog And Mist | -10°C / 14°F | -11°C / 12°F | 92% | 1024 mb (30.24 in) | SSE 7 kph (SSE 4.6 mph) | - | 3SM |
| | KSLK 240651Z AUTO 20004KT 3SM BR OVC004 M10/M11 A3024 RMK AO2 SLP275 T11001111 |
| 01:02 EST |  Overcast Fog And Mist | -10°C / 14°F | -11°C / 12°F | 92% | 1023 mb (30.21 in) | S 7 kph (S 4.6 mph) | - | 3SM |
| | KSLK 240602Z AUTO 19004KT 3SM BR OVC004 M10/M11 A3022 RMK AO2 CIG 003V007 |
| 00:51 EST |  Overcast Fog And Mist | -10°C / 14°F | -11°C / 12°F | 92% | 1023 mb (30.21 in) | S 7 kph (S 4.6 mph) | - | 2 1/2SM |
| | KSLK 240551Z AUTO 19004KT 2 1/2SM BR OVC004 M10/M11 A3021 RMK AO2 CIG 003V007 SLP265 T11001111 11100 21117 51008 |
| 00:30 EST |  Overcast Fog And Mist | -10°C / 14°F | -11°C / 12°F | 92% | 1023 mb (30.21 in) | SW 6 kph (SW 3.5 mph) | - | 3SM |
| | KSLK 240530Z AUTO 23003KT 3SM BR OVC004 M10/M11 A3021 RMK AO2 |
| 00:13 EST |  Overcast Fog And Mist | -10°C / 14°F | -12°C / 10°F | 85% | 1023 mb (30.21 in) | SW 7 kph (SW 4.6 mph) | - | 2 1/2SM |
| | KSLK 240513Z AUTO 22004KT 2 1/2SM BR OVC004 M10/M12 A3020 RMK AO2 |