| 12:40 EST |  Overcast Fog And Mist | -1°C / 30°F | -1°C / 30°F | 100% | 1021 mb (30.15 in) | Calm | - | 2SM |
| | KOKV 251740Z AUTO 00000KT 2SM BR OVC004 M01/M01 A3014 RMK AO2 T10061015 |
| 12:20 EST |  Overcast Fog And Mist | -1°C / 30°F | -2°C / 28°F | 93% | 1022 mb (30.18 in) | Calm | - | 3SM |
| | KOKV 251720Z AUTO 00000KT 3SM BR OVC004 M01/M02 A3017 RMK AO2 T10101018 |
| 12:00 EST |  Overcast Fog And Mist | -1°C / 30°F | -2°C / 28°F | 93% | 1022 mb (30.18 in) | Calm | - | 3SM |
| | KOKV 251700Z AUTO 00000KT 3SM BR OVC004 M01/M02 A3017 RMK AO2 T10101020 |
| 11:40 EST |  Overcast Fog And Mist | -1°C / 30°F | -2°C / 28°F | 93% | 1022 mb (30.18 in) | Calm | - | 4SM |
| | KOKV 251640Z AUTO 00000KT 4SM BR OVC006 M01/M02 A3018 RMK AO2 T10101020 |
| 11:20 EST |  Overcast Fog And Mist | -1°C / 30°F | -2°C / 28°F | 93% | 1023 mb (30.21 in) | Calm | - | 4SM |
| | KOKV 251620Z AUTO 00000KT 4SM BR OVC006 M01/M02 A3020 RMK AO2 T10121021 |
| 11:00 EST |  Overcast Fog And Mist | -1°C / 30°F | -2°C / 28°F | 93% | 1023 mb (30.21 in) | Calm | - | 4SM |
| | KOKV 251600Z AUTO 00000KT 4SM BR OVC008 M01/M02 A3022 RMK AO2 T10151023 |
| 10:40 EST |  Overcast Fog And Mist | -1°C / 30°F | -2°C / 28°F | 93% | 1024 mb (30.24 in) | N 6 kph (N 3.5 mph) | - | 4SM |
| | KOKV 251540Z AUTO 35003KT 4SM BR OVC008 M01/M02 A3023 RMK AO2 T10151023 |
| 10:20 EST |  Overcast Fog And Mist | -2°C / 28°F | -2°C / 28°F | 100% | 1025 mb (30.27 in) | NW 6 kph (NW 3.5 mph) | - | 4SM |
| | KOKV 251520Z AUTO 32003KT 4SM BR OVC010 M02/M02 A3026 RMK AO2 T10181025 |
| 10:00 EST |  Overcast Unknown Precip | -2°C / 28°F | -3°C / 27°F | 93% | 1024 mb (30.24 in) | Calm | - | 3SM |
| | KOKV 251500Z AUTO 00000KT 3SM UP OVC010 M02/M03 A3025 RMK AO2 T10211027 |
| 09:40 EST |  Overcast Fog And Mist | -2°C / 28°F | -3°C / 27°F | 93% | 1025 mb (30.27 in) | NW 6 kph (NW 3.5 mph) | - | 3SM |
| | KOKV 251440Z AUTO 32003KT 3SM BR OVC010 M02/M03 A3026 RMK AO2 T10231030 |
| 09:20 EST |  Overcast Fog And Mist | -2°C / 28°F | -3°C / 27°F | 93% | 1025 mb (30.27 in) | Calm | - | 3SM |
| | KOKV 251420Z AUTO 00000KT 3SM BR OVC008 M02/M03 A3026 RMK AO2 T10231030 |
| 09:00 EST |  Overcast Fog And Mist | -3°C / 27°F | -3°C / 27°F | 100% | 1025 mb (30.27 in) | Calm | - | 4SM |
| | KOKV 251400Z AUTO 00000KT 4SM BR OVC008 M03/M03 A3027 RMK AO2 T10261031 |
| 08:40 EST |  Overcast Unknown Precip | -3°C / 27°F | -3°C / 27°F | 100% | 1024 mb (30.24 in) | NE 9 kph (NE 5.8 mph) | - | 2 1/2SM |
| | KOKV 251340Z AUTO 03005KT 2 1/2SM UP OVC008 M03/M03 A3025 RMK AO2 T10301033 |
| 08:20 EST |  Overcast Fog And Mist | -3°C / 27°F | -3°C / 27°F | 100% | 1025 mb (30.27 in) | Calm | - | 1 1/2SM |
| | KOKV 251320Z AUTO 00000KT 1 1/2SM BR BKN002 OVC008 M03/M03 A3028 RMK AO2 T10301034 |
| 08:00 EST |  Overcast Fog And Mist | -3°C / 27°F | -3°C / 27°F | 100% | 1025 mb (30.27 in) | NE 11 kph (NE 6.9 mph) | - | 1SM |
| | KOKV 251300Z AUTO 03006KT 1SM BR OVC002 M03/M03 A3026 RMK AO2 T10301033 |
| 07:40 EST |  Overcast Unknown Precip | -3°C / 27°F | -3°C / 27°F | 100% | 1026 mb (30.3 in) | Calm | - | 1 1/2SM |
| | KOKV 251240Z AUTO 00000KT 1 1/2SM UP OVC002 M03/M03 A3030 RMK AO2 T10301035 |
| 07:20 EST |  Overcast Unknown Precip | -3°C / 27°F | -4°C / 25°F | 93% | 1025 mb (30.27 in) | Calm | - | 1 1/2SM |
| | KOKV 251220Z AUTO 00000KT 1 1/2SM UP OVC002 M03/M04 A3028 RMK AO2 T10351040 |
| 07:00 EST |  Overcast Unknown Precip | -4°C / 25°F | -4°C / 25°F | 100% | 1026 mb (30.3 in) | N 6 kph (N 3.5 mph) | - | 2SM |
| | KOKV 251200Z AUTO 36003KT 2SM UP OVC004 M04/M04 A3030 RMK AO2 T10371044 |
| 06:40 EST |  Overcast Fog And Mist | -4°C / 25°F | -5°C / 23°F | 93% | 1026 mb (30.3 in) | NE 6 kph (NE 3.5 mph) | - | 2 1/2SM |
| | KOKV 251140Z AUTO 03003KT 2 1/2SM BR OVC006 M04/M05 A3030 RMK AO2 T10381046 |
| 06:20 EST |  Overcast Fog And Mist | -4°C / 25°F | -5°C / 23°F | 93% | 1026 mb (30.3 in) | NE 6 kph (NE 3.5 mph) | - | 4SM |
| | KOKV 251120Z AUTO 03003KT 4SM BR OVC006 M04/M05 A3030 RMK AO2 T10391050 |
| 06:00 EST |  Overcast Fog And Mist | -4°C / 25°F | -6°C / 21°F | 86% | 1026 mb (30.3 in) | Calm | - | 4SM |
| | KOKV 251100Z AUTO 00000KT 4SM BR BKN006 OVC010 M04/M06 A3031 RMK AO2 T10431056 |
| 05:40 EST |  Overcast Fog And Mist | -4°C / 25°F | -6°C / 21°F | 86% | 1026 mb (30.3 in) | NE 6 kph (NE 3.5 mph) | - | 5SM |
| | KOKV 251040Z AUTO 04003KT 5SM BR OVC012 M04/M06 A3030 RMK AO2 T10441062 |
| 05:20 EST |  Overcast | -5°C / 23°F | -7°C / 19°F | 86% | 1026 mb (30.3 in) | Calm | - | 7SM |
| | KOKV 251020Z AUTO 00000KT 7SM OVC014 M05/M07 A3030 RMK AO2 T10461066 |
| 05:00 EST |  Overcast | -4°C / 25°F | -7°C / 19°F | 80% | 1026 mb (30.3 in) | Calm | - | 7SM |
| | KOKV 251000Z AUTO 00000KT 7SM OVC016 M04/M07 A3030 RMK AO2 T10451066 |
| 04:40 EST |  Overcast | -5°C / 23°F | -7°C / 19°F | 86% | 1026 mb (30.3 in) | Calm | - | 7SM |
| | KOKV 250940Z AUTO 00000KT 7SM OVC016 M05/M07 A3030 RMK AO2 T10481068 |
| 04:20 EST |  Overcast | -5°C / 23°F | -7°C / 19°F | 86% | 1026 mb (30.3 in) | Calm | - | 7SM |
| | KOKV 250920Z AUTO 00000KT 7SM OVC018 M05/M07 A3031 RMK AO2 T10501071 |
| 04:00 EST |  Mostly Cloudy | -5°C / 23°F | -7°C / 19°F | 86% | 1026 mb (30.3 in) | N 6 kph (N 3.5 mph) | - | 7SM |
| | KOKV 250900Z AUTO 01003KT 7SM SCT015 SCT020 BKN095 M05/M07 A3031 RMK AO2 T10521072 |
| 03:40 EST |  Partly Cloudy | -6°C / 21°F | -8°C / 18°F | 86% | 1026 mb (30.3 in) | Calm | - | 7SM |
| | KOKV 250840Z AUTO 00000KT 7SM SCT095 M06/M08 A3031 RMK AO2 T10571080 |
| 03:20 EST |  Clear | -5°C / 23°F | -7°C / 19°F | 86% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KOKV 250820Z AUTO 00000KT 10SM CLR M05/M07 A3033 RMK AO2 T10551075 |
| 03:00 EST |  Clear | -5°C / 23°F | -7°C / 19°F | 86% | 1027 mb (30.33 in) | NE 7 kph (NE 4.6 mph) | - | 10SM |
| | KOKV 250800Z AUTO 05004KT 10SM CLR M05/M07 A3033 RMK AO2 T10521074 |
| 02:40 EST |  Clear | -5°C / 23°F | -7°C / 19°F | 86% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KOKV 250740Z AUTO 00000KT 10SM CLR M05/M07 A3033 RMK AO2 T10531073 |
| 02:20 EST |  Clear | -5°C / 23°F | -7°C / 19°F | 86% | 1027 mb (30.33 in) | NE 7 kph (NE 4.6 mph) | - | 10SM |
| | KOKV 250720Z AUTO 04004KT 10SM CLR M05/M07 A3033 RMK AO2 T10521075 |
| 02:00 EST |  Clear | -5°C / 23°F | -8°C / 18°F | 80% | 1027 mb (30.33 in) | NE 7 kph (NE 4.6 mph) | - | 10SM |
| | KOKV 250700Z AUTO 05004KT 10SM CLR M05/M08 A3034 RMK AO2 T10531076 |
| 01:40 EST |  Clear | -6°C / 21°F | -8°C / 18°F | 86% | 1027 mb (30.33 in) | NE 7 kph (NE 4.6 mph) | - | 10SM |
| | KOKV 250640Z AUTO 04004KT 10SM CLR M06/M08 A3033 RMK AO2 T10621080 |
| 01:20 EST |  Clear | -7°C / 19°F | -9°C / 16°F | 86% | 1027 mb (30.33 in) | Calm | - | 10SM |
| | KOKV 250620Z AUTO 00000KT 10SM CLR M07/M09 A3033 RMK AO2 T10701091 |
| 01:00 EST |  Clear | -6°C / 21°F | -8°C / 18°F | 86% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KOKV 250600Z AUTO 00000KT 10SM CLR M06/M08 A3035 RMK AO2 T10641081 |
| 00:40 EST |  Partly Cloudy | -6°C / 21°F | -8°C / 18°F | 86% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KOKV 250540Z AUTO 00000KT 10SM SCT095 M06/M08 A3035 RMK AO2 T10611081 |
| 00:20 EST |  Partly Cloudy | -6°C / 21°F | -8°C / 18°F | 86% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KOKV 250520Z AUTO 00000KT 10SM SCT095 M06/M08 A3036 RMK AO2 T10601077 |
| 00:00 EST |  Partly Cloudy | -6°C / 21°F | -8°C / 18°F | 86% | 1028 mb (30.36 in) | Calm | - | 10SM |
| | KOKV 250500Z AUTO 00000KT 10SM SCT095 M06/M08 A3036 RMK AO2 T10601084 |