| 08:40 EST |  Clear Fog And Mist | -4°C / 25°F | -4°C / 25°F | 100% | 1024 mb (30.24 in) | Calm | - | 4SM |
| | KSVH 221340Z AUTO 00000KT 4SM BR CLR M04/M04 A3023 RMK AO2 T10411044 |
| 08:20 EST |  Clear Fog And Mist | -5°C / 23°F | -5°C / 23°F | 100% | 1024 mb (30.24 in) | SSW 6 kph (SSW 3.5 mph) | - | 4SM |
| | KSVH 221320Z AUTO 25003KT 4SM BR CLR M05/M05 A3023 RMK AO2 T10501050 |
| 08:00 EST |  Clear Fog And Mist | -5°C / 23°F | -5°C / 23°F | 100% | 1024 mb (30.24 in) | Calm | - | 3SM |
| | KSVH 221300Z AUTO 00000KT 3SM BR CLR M05/M05 A3023 RMK AO2 T10551055 |
| 07:40 EST |  Clear Fog And Mist | -4°C / 25°F | -4°C / 25°F | 100% | 1024 mb (30.24 in) | Calm | - | 4SM |
| | KSVH 221240Z AUTO 00000KT 4SM BR CLR M04/M04 A3023 RMK AO2 T10391039 |
| 07:20 EST |  Clear Fog And Mist | -4°C / 25°F | -4°C / 25°F | 100% | N/A | Calm | - | 4SM |
| | KSVH 221220Z AUTO 00000KT 4SM BR CLR M04/M04 RMK AO2 T10431044 |
| 07:00 EST |  Clear Fog And Mist | -5°C / 23°F | -5°C / 23°F | 100% | 1023 mb (30.21 in) | Calm | - | 5SM |
| | KSVH 221200Z AUTO 00000KT 5SM BR CLR M05/M05 A3022 RMK AO2 7//// T10471047 11014 21055 |
| 06:40 EST |  Clear Fog And Mist | -5°C / 23°F | -5°C / 23°F | 100% | 1023 mb (30.21 in) | Calm | - | 5SM |
| | KSVH 221140Z AUTO 00000KT 5SM BR CLR M05/M05 A3021 RMK AO2 T10531053 |
| 06:20 EST |  Clear Fog And Mist | -5°C / 23°F | -5°C / 23°F | 100% | 1023 mb (30.21 in) | Calm | - | 4SM |
| | KSVH 221120Z AUTO 00000KT 4SM BR CLR M05/M05 A3020 RMK AO2 T10471047 |
| 06:00 EST |  Clear Fog And Mist | -4°C / 25°F | -4°C / 25°F | 100% | 1022 mb (30.18 in) | Calm | - | 5SM |
| | KSVH 221100Z AUTO 00000KT 5SM BR CLR M04/M04 A3019 RMK AO2 T10451045 |
| 05:40 EST |  Clear Fog And Mist | -4°C / 25°F | -4°C / 25°F | 100% | 1022 mb (30.18 in) | Calm | - | 5SM |
| | KSVH 221040Z AUTO 00000KT 5SM BR CLR M04/M04 A3019 RMK AO2 T10361036 |
| 05:20 EST |  Clear Fog And Mist | -4°C / 25°F | -4°C / 25°F | 100% | 1022 mb (30.18 in) | Calm | - | 5SM |
| | KSVH 221020Z AUTO 00000KT 5SM BR CLR M04/M04 A3018 RMK AO2 T10421044 |
| 05:00 EST |  Clear Fog And Mist | -4°C / 25°F | -4°C / 25°F | 100% | 1022 mb (30.18 in) | Calm | - | 4SM |
| | KSVH 221000Z AUTO 00000KT 4SM BR CLR M04/M04 A3018 RMK AO2 T10451045 |
| 04:40 EST |  Clear | -3°C / 27°F | -4°C / 25°F | 93% | 1022 mb (30.18 in) | Calm | - | 7SM |
| | KSVH 220940Z AUTO 00000KT 7SM CLR M03/M04 A3018 RMK AO2 T10331038 |
| 04:20 EST |  Clear Fog And Mist | -3°C / 27°F | -4°C / 25°F | 93% | 1022 mb (30.18 in) | Calm | - | 5SM |
| | KSVH 220920Z AUTO 00000KT 5SM BR CLR M03/M04 A3019 RMK AO2 T10341038 |
| 04:00 EST |  Clear | -3°C / 27°F | -4°C / 25°F | 93% | 1023 mb (30.21 in) | Calm | - | 7SM |
| | KSVH 220900Z AUTO 00000KT 7SM CLR M03/M04 A3020 RMK AO2 T10321038 |
| 03:40 EST |  Clear Fog And Mist | -3°C / 27°F | -3°C / 27°F | 100% | 1022 mb (30.18 in) | Calm | - | 5SM |
| | KSVH 220840Z AUTO 00000KT 5SM BR CLR M03/M03 A3019 RMK AO2 T10261027 |
| 03:20 EST |  Clear | -3°C / 27°F | -3°C / 27°F | 100% | 1022 mb (30.18 in) | Calm | - | 7SM |
| | KSVH 220820Z AUTO 00000KT 7SM CLR M03/M03 A3019 RMK AO2 T10291033 |
| 03:00 EST |  Clear | -3°C / 27°F | -3°C / 27°F | 100% | 1022 mb (30.18 in) | Calm | - | 7SM |
| | KSVH 220800Z AUTO 00000KT 7SM CLR M03/M03 A3019 RMK AO2 T10261029 |
| 02:40 EST |  Clear Fog And Mist | -3°C / 27°F | -4°C / 25°F | 93% | 1022 mb (30.18 in) | Calm | - | 5SM |
| | KSVH 220740Z AUTO 00000KT 5SM BR CLR M03/M04 A3018 RMK AO2 T10331037 |
| 02:20 EST |  Clear Fog And Mist | -3°C / 27°F | -3°C / 27°F | 100% | 1022 mb (30.18 in) | Calm | - | 5SM |
| | KSVH 220720Z AUTO 00000KT 5SM BR CLR M03/M03 A3017 RMK AO2 T10261030 |
| 02:00 EST |  Clear Fog And Mist | -3°C / 27°F | -4°C / 25°F | 93% | 1022 mb (30.18 in) | Calm | - | 5SM |
| | KSVH 220700Z AUTO 00000KT 5SM BR CLR M03/M04 A3017 RMK AO2 T10331038 |
| 01:40 EST |  Clear | -2°C / 28°F | -3°C / 27°F | 93% | 1021 mb (30.15 in) | Calm | - | 7SM |
| | KSVH 220640Z AUTO 00000KT 7SM CLR M02/M03 A3016 RMK AO2 T10241031 |
| 01:20 EST |  Clear | -2°C / 28°F | -3°C / 27°F | 93% | 1021 mb (30.15 in) | Calm | - | 7SM |
| | KSVH 220620Z AUTO 00000KT 7SM CLR M02/M03 A3016 RMK AO2 T10221032 |
| 01:00 EST |  Clear | -3°C / 27°F | -3°C / 27°F | 100% | 1021 mb (30.15 in) | Calm | - | 7SM |
| | KSVH 220600Z AUTO 00000KT 7SM CLR M03/M03 A3016 RMK AO2 T10261034 10034 21029 |
| 00:40 EST |  Clear | -2°C / 28°F | -3°C / 27°F | 93% | 1021 mb (30.15 in) | Calm | - | 7SM |
| | KSVH 220540Z AUTO 00000KT 7SM CLR M02/M03 A3016 RMK AO2 T10171026 |
| 00:20 EST |  Clear | -3°C / 27°F | -3°C / 27°F | 100% | 1022 mb (30.18 in) | Calm | - | 7SM |
| | KSVH 220520Z AUTO 00000KT 7SM CLR M03/M03 A3017 RMK AO2 T10271031 |
| 00:00 EST |  Clear | -1°C / 30°F | -2°C / 28°F | 93% | 1022 mb (30.18 in) | Calm | - | 7SM |
| | KSVH 220500Z AUTO 00000KT 7SM CLR M01/M02 A3017 RMK AO2 T10111021 |