| 03:15 EST |  Mostly Cloudy | 1°C / 34°F | -1°C / 30°F | 87% | 1003 mb (29.62 in) | Calm | - | 6SM |
| | KEEN 300815Z AUTO 00000KT 6SM BKN120 01/M01 A2962 RMK AO1 |
| 02:55 EST |  Partly Cloudy | 2°C / 36°F | 0°C / 32°F | 87% | 1003 mb (29.62 in) | Calm | - | 9SM |
| | KEEN 300755Z AUTO 00000KT 9SM SCT120 02/00 A2963 RMK AO1 |
| 02:35 EST |  Partly Cloudy | 1°C / 34°F | -1°C / 30°F | 87% | 1003 mb (29.62 in) | Calm | - | 7SM |
| | KEEN 300735Z AUTO 00000KT 7SM SCT120 01/M01 A2963 RMK AO1 |
| 02:15 EST |  Mostly Cloudy | 1°C / 34°F | 0°C / 32°F | 93% | 1004 mb (29.65 in) | Calm | - | 7SM |
| | KEEN 300715Z AUTO 00000KT 7SM FEW075 SCT080 BKN120 01/00 A2965 RMK AO1 |
| 01:55 EST |  Overcast | 2°C / 36°F | -1°C / 30°F | 81% | 1004 mb (29.65 in) | Calm | - | 8SM |
| | KEEN 300655Z AUTO 00000KT 8SM BKN075 OVC080 02/M01 A2966 RMK AO1 |
| 01:35 EST |  Overcast | 1°C / 34°F | -1°C / 30°F | 87% | 1004 mb (29.65 in) | Calm | - | 9SM |
| | KEEN 300635Z AUTO 00000KT 9SM OVC075 01/M01 A2966 RMK AO1 |
| 01:15 EST |  Overcast | 1°C / 34°F | -1°C / 30°F | 87% | 1004 mb (29.65 in) | N 6 kph (N 3.5 mph) | - | 8SM |
| | KEEN 300615Z AUTO 01003KT 8SM FEW065 OVC085 01/M01 A2966 RMK AO1 |
| 00:55 EST |  Overcast | 1°C / 34°F | -1°C / 30°F | 87% | 1004 mb (29.65 in) | Calm | - | 7SM |
| | KEEN 300555Z AUTO 00000KT 7SM BKN085 OVC110 01/M01 A2966 RMK AO1 10020 20000 57024 |
| 00:35 EST |  Overcast | 1°C / 34°F | -1°C / 30°F | 87% | 1005 mb (29.68 in) | NNE 6 kph (NNE 3.5 mph) | - | 8SM |
| | KEEN 300535Z AUTO 02003KT 8SM OVC095 01/M01 A2967 RMK AO1 |
| 00:15 EST |  Partly Cloudy | 1°C / 34°F | -1°C / 30°F | 87% | 1005 mb (29.68 in) | Calm | - | 7SM |
| | KEEN 300515Z AUTO 00000KT 7SM SCT095 01/M01 A2968 RMK AO1 |