| 12:50 EST |  Overcast Light Snow | -4°C / 25°F | -5°C / 23°F | 93% | 1022 mb (30.18 in) | ESE 13 kph (ESE 8.1 mph) | - | 1 1/2SM |
| | KSAW 241750Z 11007KT 1 1/2SM -SN OVC006 M04/M05 A3017 |
| 11:50 EST |  Overcast | -5°C / 23°F | -6°C / 21°F | 93% | 1022 mb (30.18 in) | SE 22 kph (SE 13.8 mph) | - | 7SM |
| | KSAW 241650Z 12012KT 7SM OVC004 M05/M06 A3019 |
| 10:50 EST |  Overcast | -5°C / 23°F | -6°C / 21°F | 93% | 1023 mb (30.21 in) | SE 20 kph (SE 12.7 mph) | - | 10SM |
| | KSAW 241550Z 13011G15KT 10SM OVC004 M05/M06 A3021 |
| 10:20 EST |  Overcast | -5°C / 23°F | -7°C / 19°F | 86% | 1023 mb (30.21 in) | SE 17 kph (SE 10.4 mph) | - | 10SM |
| | KSAW 241520Z 12009KT 10SM OVC006 M05/M07 A3021 |
| 09:47 EST |  Overcast Fog And Mist | -6°C / 21°F | -7°C / 19°F | 93% | 1023 mb (30.21 in) | SE 13 kph (SE 8.1 mph) | - | 3SM |
| | KSAW 241447Z 12007KT 3SM BR SCT006 BKN035 OVC075 M06/M07 A3021 |
| 08:50 EST |  Overcast Snow | -6°C / 21°F | -8°C / 18°F | 86% | 1023 mb (30.21 in) | ESE 17 kph (ESE 10.4 mph) | - | 3/4SM |
| | KSAW 241350Z 11009KT 3/4SM SN OVC004 M06/M08 A3022 |
| 07:54 EST |  Overcast Snow | -7°C / 19°F | -9°C / 16°F | 86% | 1024 mb (30.24 in) | E 11 kph (E 6.9 mph) | - | 3/4SM |
| | KSAW 241254Z 10006KT 3/4SM SN OVC004 M07/M09 A3023 |
| 06:48 EST |  Overcast Light Snow | -8°C / 18°F | -10°C / 14°F | 86% | 1024 mb (30.24 in) | E 7 kph (E 4.6 mph) | - | 13/4SM |
| | KSAW 241148Z 08004KT 13/4SM -SN OVC005 M08/M10 A3024 |
| 05:56 EST |  Overcast | -8°C / 18°F | -10°C / 14°F | 86% | 1025 mb (30.27 in) | E 7 kph (E 4.6 mph) | - | 10SM |
| | KSAW 241056Z AUTO 09004KT 10SM OVC005 M08/M10 A3026 RMK AO2 |
| 05:35 EST |  Overcast | -8°C / 18°F | -11°C / 12°F | 79% | 1025 mb (30.27 in) | E 9 kph (E 5.8 mph) | - | 10SM |
| | KSAW 241035Z AUTO 09005KT 10SM OVC005 M08/M11 A3026 RMK AO2 |
| 05:15 EST |  Overcast | -9°C / 16°F | -11°C / 12°F | 86% | 1025 mb (30.27 in) | E 7 kph (E 4.6 mph) | - | 10SM |
| | KSAW 241015Z AUTO 08004KT 10SM OVC005 M09/M11 A3027 RMK AO2 |
| 04:56 EST |  Overcast | -9°C / 16°F | -11°C / 12°F | 86% | 1025 mb (30.27 in) | E 6 kph (E 3.5 mph) | - | 10SM |
| | KSAW 240956Z AUTO 08003KT 10SM OVC007 M09/M11 A3027 RMK AO2 |
| 04:35 EST |  Overcast | -9°C / 16°F | -11°C / 12°F | 86% | 1025 mb (30.27 in) | E 7 kph (E 4.6 mph) | - | 10SM |
| | KSAW 240935Z AUTO 08004KT 10SM OVC007 M09/M11 A3027 RMK AO2 |
| 04:15 EST |  Overcast | -9°C / 16°F | -12°C / 10°F | 79% | 1025 mb (30.27 in) | E 7 kph (E 4.6 mph) | - | 10SM |
| | KSAW 240915Z AUTO 08004KT 10SM OVC007 M09/M12 A3026 RMK AO2 |
| 03:56 EST |  Overcast | -9°C / 16°F | -12°C / 10°F | 79% | 1025 mb (30.27 in) | E 9 kph (E 5.8 mph) | - | 10SM |
| | KSAW 240856Z AUTO 08005KT 10SM OVC009 M09/M12 A3027 RMK AO2 |
| 03:35 EST |  Overcast | -9°C / 16°F | -12°C / 10°F | 79% | 1025 mb (30.27 in) | ENE 7 kph (ENE 4.6 mph) | - | 10SM |
| | KSAW 240835Z AUTO 07004KT 10SM OVC011 M09/M12 A3028 RMK AO2 |
| 03:15 EST |  Overcast | -9°C / 16°F | -13°C / 9°F | 73% | 1025 mb (30.27 in) | ENE 9 kph (ENE 5.8 mph) | - | 10SM |
| | KSAW 240815Z AUTO 07005KT 10SM OVC013 M09/M13 A3028 RMK AO2 |
| 02:56 EST |  Overcast | -9°C / 16°F | -13°C / 9°F | 73% | 1026 mb (30.3 in) | E 7 kph (E 4.6 mph) | - | 10SM |
| | KSAW 240756Z AUTO 08004KT 10SM OVC013 M09/M13 A3029 RMK AO2 |
| 02:35 EST |  Partly Cloudy | -9°C / 16°F | -13°C / 9°F | 73% | 1026 mb (30.3 in) | E 9 kph (E 5.8 mph) | - | 10SM |
| | KSAW 240735Z AUTO 08005KT 10SM SCT013 M09/M13 A3029 RMK AO2 |
| 02:15 EST |  Clear | -9°C / 16°F | -13°C / 9°F | 73% | 1026 mb (30.3 in) | E 9 kph (E 5.8 mph) | - | 10SM |
| | KSAW 240715Z AUTO 08005KT 10SM CLR M09/M13 A3029 RMK AO2 |
| 01:56 EST |  Clear | -9°C / 16°F | -13°C / 9°F | 73% | 1026 mb (30.3 in) | E 9 kph (E 5.8 mph) | - | 10SM |
| | KSAW 240656Z AUTO 09005KT 10SM CLR M09/M13 A3029 RMK AO2 |
| 01:35 EST |  Clear | -9°C / 16°F | -13°C / 9°F | 73% | 1026 mb (30.3 in) | E 9 kph (E 5.8 mph) | - | 10SM |
| | KSAW 240635Z AUTO 09005KT 10SM CLR M09/M13 A3030 RMK AO2 |
| 01:15 EST |  Clear | -9°C / 16°F | -13°C / 9°F | 73% | 1026 mb (30.3 in) | E 13 kph (E 8.1 mph) | - | 10SM |
| | KSAW 240615Z AUTO 09007KT 10SM CLR M09/M13 A3030 RMK AO2 |
| 00:56 EST |  Clear | -8°C / 18°F | -12°C / 10°F | 73% | 1026 mb (30.3 in) | E 9 kph (E 5.8 mph) | - | 10SM |
| | KSAW 240556Z AUTO 10005KT 10SM CLR M08/M12 A3031 RMK AO2 |
| 00:35 EST |  Clear | -8°C / 18°F | -12°C / 10°F | 73% | 1026 mb (30.3 in) | E 13 kph (E 8.1 mph) | - | 10SM |
| | KSAW 240535Z AUTO 10007KT 10SM CLR M08/M12 A3031 RMK AO2 |
| 00:15 EST |  Clear | -8°C / 18°F | -12°C / 10°F | 73% | 1027 mb (30.33 in) | E 9 kph (E 5.8 mph) | - | 10SM |
| | KSAW 240515Z AUTO 10005KT 10SM CLR M08/M12 A3032 RMK AO2 |