| 12:45 EST |  Mostly Cloudy | -4°C / 25°F | -13°C / 9°F | 50% | 1017 mb (30.03 in) | WNW 30 kph (WNW 18.4 mph) | - | 20SM |
| | KSWF 111745Z 29016G25KT 20SM BKN050 M04/M13 A3003 |
| 11:45 EST |  Mostly Cloudy | -5°C / 23°F | -13°C / 9°F | 54% | 1017 mb (30.03 in) | WNW 30 kph (WNW 18.4 mph) | - | 20SM |
| | KSWF 111645Z 29016G25KT 20SM BKN050 M05/M13 A3004 |
| 10:45 EST |  Partly Cloudy | -6°C / 21°F | -13°C / 9°F | 58% | 1017 mb (30.03 in) | W 28 kph (W 17.3 mph) | - | 20SM |
| | KSWF 111545Z 27015G25KT 20SM SCT050 M06/M13 A3004 |
| 09:45 EST |  Partly Cloudy | -7°C / 19°F | -14°C / 7°F | 58% | 1018 mb (30.06 in) | W 28 kph (W 17.3 mph) | - | 20SM |
| | KSWF 111445Z 28015G20KT 20SM FEW050 M07/M14 A3007 |
| 08:45 EST |  Partly Cloudy | -8°C / 18°F | -15°C / 5°F | 58% | 1018 mb (30.06 in) | SSW 30 kph (SSW 18.4 mph) | - | 20SM |
| | KSWF 111345Z 26016G22KT 20SM FEW050 M08/M15 A3006 |
| 07:45 EST |  Partly Cloudy | -9°C / 16°F | -15°C / 5°F | 62% | 1017 mb (30.03 in) | SSW 15 kph (SSW 9.2 mph) | - | 20SM |
| | KSWF 111245Z 24008KT 20SM FEW050 M09/M15 A3003 |
| 05:45 EST |  Partly Cloudy | -8°C / 18°F | -14°C / 7°F | 62% | 1016 mb (30 in) | W 26 kph (W 16.1 mph) | - | 10SM |
| | KSWF 111045Z 28014G20KT 10SM SCT070 M08/M14 A3000 |
| 04:45 EST |  Clear | -7°C / 19°F | -15°C / 5°F | 53% | 1015 mb (29.97 in) | WNW 32 kph (WNW 19.6 mph) | - | 10SM |
| | KSWF 110945Z 29017G27KT 10SM SKC M07/M15 A2997 |
| 03:45 EST |  Clear | -7°C / 19°F | -15°C / 5°F | 53% | 1014 mb (29.94 in) | W 32 kph (W 19.6 mph) | - | 10SM |
| | KSWF 110845Z 28017G24KT 10SM SKC M07/M15 A2994 |
| 02:45 EST |  Clear | -7°C / 19°F | -15°C / 5°F | 53% | 1013 mb (29.91 in) | W 28 kph (W 17.3 mph) | - | 10SM |
| | KSWF 110745Z 27015G24KT 10SM SKC M07/M15 A2992 |
| 01:45 EST |  Clear | -6°C / 21°F | -1°C / 30°F | N/A | 1012 mb (29.88 in) | W 11 kph (W 6.9 mph) | - | 10SM |
| | KSWF 110645Z 28006G20KT 10SM SKC M06/M1 A2989 |