| 06:55 EST |  Clear Fog And Mist | -2°C / 28°F | -3°C / 27°F | 93% | 1026 mb (30.3 in) | Calm | - | 4SM |
| | KVLL 081155Z AUTO 00000KT 4SM BR CLR M02/M03 A3030 RMK AO2 |
| 06:35 EST |  Clear Fog And Mist | -1°C / 30°F | -3°C / 27°F | 86% | 1026 mb (30.3 in) | Calm | - | 5SM |
| | KVLL 081135Z AUTO 00000KT 5SM BR CLR M01/M03 A3030 RMK AO2 |
| 06:15 EST |  Partly Cloudy Fog And Mist | -1°C / 30°F | -3°C / 27°F | 86% | 1026 mb (30.3 in) | Calm | - | 5SM |
| | KVLL 081115Z AUTO 00000KT 5SM BR SCT013 M01/M03 A3031 RMK AO2 |
| 05:55 EST |  Partly Cloudy Fog And Mist | -1°C / 30°F | -3°C / 27°F | 86% | 1027 mb (30.33 in) | SW 6 kph (SW 3.5 mph) | - | 5SM |
| | KVLL 081055Z AUTO 22003KT 5SM BR SCT013 M01/M03 A3032 RMK AO2 |
| 05:35 EST |  Clear Fog And Mist | -2°C / 28°F | -4°C / 25°F | 86% | 1027 mb (30.33 in) | SSE 6 kph (SSE 3.5 mph) | - | 5SM |
| | KVLL 081035Z AUTO 20003KT 5SM BR CLR M02/M04 A3032 RMK AO2 |
| 05:15 EST |  Clear Fog And Mist | -2°C / 28°F | -3°C / 27°F | 93% | 1027 mb (30.33 in) | Calm | - | 5SM |
| | KVLL 081015Z AUTO 00000KT 5SM BR CLR M02/M03 A3032 RMK AO2 |
| 04:55 EST |  Clear Fog And Mist | -2°C / 28°F | -4°C / 25°F | 86% | 1026 mb (30.3 in) | Calm | - | 5SM |
| | KVLL 080955Z AUTO 00000KT 5SM BR CLR M02/M04 A3031 RMK AO2 |
| 04:35 EST |  Clear Fog And Mist | -2°C / 28°F | -4°C / 25°F | 86% | 1026 mb (30.3 in) | Calm | - | 5SM |
| | KVLL 080935Z AUTO 00000KT 5SM BR CLR M02/M04 A3030 RMK AO2 |
| 04:15 EST |  Clear Fog And Mist | -1°C / 30°F | -3°C / 27°F | 86% | 1026 mb (30.3 in) | Calm | - | 5SM |
| | KVLL 080915Z AUTO 00000KT 5SM BR CLR M01/M03 A3029 RMK AO2 |
| 03:55 EST |  Clear | -1°C / 30°F | -3°C / 27°F | 86% | 1026 mb (30.3 in) | Calm | - | 7SM |
| | KVLL 080855Z AUTO 00000KT 7SM CLR M01/M03 A3029 RMK AO2 |
| 03:35 EST |  Clear | -1°C / 30°F | -3°C / 27°F | 86% | 1026 mb (30.3 in) | Calm | - | 7SM |
| | KVLL 080835Z AUTO 00000KT 7SM CLR M01/M03 A3030 RMK AO2 |
| 03:15 EST |  Clear | 0°C / 32°F | -3°C / 27°F | 80% | 1026 mb (30.3 in) | Calm | - | 7SM |
| | KVLL 080815Z AUTO 00000KT 7SM CLR 00/M03 A3029 RMK AO2 |
| 02:55 EST |  Clear | 0°C / 32°F | -3°C / 27°F | 80% | 1026 mb (30.3 in) | Calm | - | 7SM |
| | KVLL 080755Z AUTO 00000KT 7SM CLR 00/M03 A3029 RMK AO2 |
| 02:35 EST |  Partly Cloudy | 0°C / 32°F | -3°C / 27°F | 80% | 1026 mb (30.3 in) | Calm | - | 7SM |
| | KVLL 080735Z AUTO 00000KT 7SM SCT042 00/M03 A3029 RMK AO2 |
| 02:15 EST |  Mostly Cloudy | 0°C / 32°F | -3°C / 27°F | 80% | 1026 mb (30.3 in) | Calm | - | 7SM |
| | KVLL 080715Z AUTO 00000KT 7SM SCT038 BKN044 00/M03 A3029 RMK AO2 |
| 01:55 EST |  Overcast | 0°C / 32°F | -3°C / 27°F | 80% | 1026 mb (30.3 in) | SSW 6 kph (SSW 3.5 mph) | - | 10SM |
| | KVLL 080655Z AUTO 26003KT 10SM BKN037 OVC044 00/M03 A3029 RMK AO2 |
| 01:35 EST |  Overcast | 0°C / 32°F | -3°C / 27°F | 80% | 1026 mb (30.3 in) | SSW 6 kph (SSW 3.5 mph) | - | 10SM |
| | KVLL 080635Z AUTO 24003KT 10SM SCT031 OVC037 00/M03 A3029 RMK AO2 |
| 01:15 EST |  Overcast | 0°C / 32°F | -3°C / 27°F | 80% | 1026 mb (30.3 in) | SSW 7 kph (SSW 4.6 mph) | - | 10SM |
| | KVLL 080615Z AUTO 24004KT 10SM SCT016 OVC034 00/M03 A3029 RMK AO2 |
| 00:55 EST |  Overcast | 0°C / 32°F | -3°C / 27°F | 80% | 1026 mb (30.3 in) | SW 6 kph (SW 3.5 mph) | - | 10SM |
| | KVLL 080555Z AUTO 23003KT 10SM SCT016 BKN022 OVC036 00/M03 A3029 RMK AO2 |
| 00:35 EST |  Overcast | 0°C / 32°F | -3°C / 27°F | 80% | 1026 mb (30.3 in) | SSW 7 kph (SSW 4.6 mph) | - | 10SM |
| | KVLL 080535Z AUTO 24004KT 10SM SCT016 SCT030 OVC036 00/M03 A3029 RMK AO2 |
| 00:15 EST |  Overcast | 0°C / 32°F | -3°C / 27°F | 80% | 1026 mb (30.3 in) | SSW 7 kph (SSW 4.6 mph) | - | 10SM |
| | KVLL 080515Z AUTO 24004KT 10SM OVC038 00/M03 A3029 RMK AO2 |