| 19:45 EST |  Overcast | 3°C / 37°F | 1°C / 34°F | 87% | 1016 mb (30 in) | Calm | - | 10SM |
| | KSWF 150045Z 00000KT 10SM OVC030 03/01 A3000 |
| 17:45 EST |  Overcast | 2°C / 36°F | 0°C / 32°F | 87% | 1017 mb (30.03 in) | Variable 6 kph (Variable 3.5 mph) | - | 10SM |
| | KSWF 142245Z VRB03KT 10SM OVC035 02/00 A3002 |
| 16:45 EST |  Overcast | 3°C / 37°F | 0°C / 32°F | 81% | 1017 mb (30.03 in) | Variable 6 kph (Variable 3.5 mph) | - | 10SM |
| | KSWF 142145Z VRB03KT 10SM OVC080 03/00 A3004 |
| 15:30 EST |  Mostly Cloudy | 4°C / 39°F | 0°C / 32°F | 75% | 1018 mb (30.06 in) | Variable 7 kph (Variable 4.6 mph) | - | 20SM |
| | KSWF 142030Z VRB04KT 20SM BKN030 04/00 A3005 |
| 14:45 EST |  Overcast | 5°C / 41°F | 0°C / 32°F | 70% | 1018 mb (30.06 in) | Variable 7 kph (Variable 4.6 mph) | - | 20SM |
| | KSWF 141945Z VRB04KT 20SM OVC025 05/00 A3005 |
| 13:45 EST |  Overcast | 5°C / 41°F | 0°C / 32°F | 70% | 1019 mb (30.09 in) | Calm | - | 20SM |
| | KSWF 141845Z 00000KT 20SM OVC020 05/00 A3009 |
| 11:45 EST |  Mostly Cloudy | 4°C / 39°F | 0°C / 32°F | 75% | 1019 mb (30.09 in) | SE 11 kph (SE 6.9 mph) | - | 20SM |
| | KSWF 141645Z 13006KT 20SM BKN250 04/00 A3008 |
| 10:45 EST |  Mostly Cloudy | 3°C / 37°F | 0°C / 32°F | 81% | 1020 mb (30.12 in) | Calm | - | 20SM |
| | KSWF 141545Z 00000KT 20SM SCT120 BKN250 03/00 A3011 |
| 09:45 EST |  Mostly Cloudy | 2°C / 36°F | 0°C / 32°F | 87% | 1020 mb (30.12 in) | Calm | - | 20SM |
| | KSWF 141445Z 00000KT 20SM BKN150 02/00 A3012 |
| 08:45 EST |  Mostly Cloudy | 1°C / 34°F | 0°C / 32°F | 93% | 1019 mb (30.09 in) | Calm | - | 20SM |
| | KSWF 141345Z 00000KT 20SM BKN150 01/00 A3010 |
| 07:45 EST |  Mostly Cloudy | 0°C / 32°F | -1°C / 30°F | 93% | 1019 mb (30.09 in) | Calm | - | 20SM |
| | KSWF 141245Z 00000KT 20SM BKN150 00/M01 A3009 |
| 05:45 EST |  Fair | -1°C / 30°F | -2°C / 28°F | 93% | 1017 mb (30.03 in) | Calm | - | 10SM |
| | KSWF 141045Z 00000KT 10SM SCT05 M01/M02 A3003 |
| 04:45 EST |  Clear | -1°C / 30°F | -2°C / 28°F | 93% | 1016 mb (30 in) | Calm | - | 10SM |
| | KSWF 140945Z 00000KT 10SM SKC M01/M02 A2999 |
| 03:45 EST |  Partly Cloudy | 3°C / 37°F | 1°C / 34°F | 87% | 1016 mb (30 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KSWF 140845Z 30006KT 10SM SCT040 03/01 A2999 |
| 02:45 EST |  Mostly Cloudy | 3°C / 37°F | 1°C / 34°F | 87% | 1015 mb (29.97 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KSWF 140745Z 30008KT 10SM BKN030 03/01 A2998 |
| 01:45 EST |  Mostly Cloudy | 3°C / 37°F | 1°C / 34°F | 87% | 1014 mb (29.94 in) | NW 15 kph (NW 9.2 mph) | - | 10SM |
| | KSWF 140645Z 30008KT 10SM BKN030 03/01 A2994 |
| 00:50 EST |  Partly Cloudy | 2°C / 36°F | 1°C / 34°F | 93% | 1014 mb (29.94 in) | W 19 kph (W 11.5 mph) | - | 10SM |
| | KSWF 140550Z 28010KT 10SM SCT030 02/01 A2993 |