| 07:53 CST |  Clear | -4°C / 25°F | -6°C / 21°F | 86% | 1016 mb (30 in) | Calm | - | |
| | KOVS 271353Z AUTO 00000KT CLR M04/M06 A3000 RMK AO2 SLP168 T10391061 $ |
| 06:53 CST |  Clear | -3°C / 27°F | -5°C / 23°F | 86% | 1016 mb (30 in) | Calm | - | |
| | KOVS 271253Z AUTO 00000KT CLR M03/M05 A3000 RMK AO2 SLP167 T10331050 $ |
| 05:53 CST |  Clear | -4°C / 25°F | -6°C / 21°F | 86% | 1016 mb (30 in) | Calm | - | |
| | KOVS 271153Z AUTO 00000KT CLR M04/M06 A2999 RMK AO2 SLP166 T10391056 10006 21039 57001 $ |
| 04:53 CST |  Clear | -4°C / 25°F | -6°C / 21°F | 86% | 1016 mb (30 in) | Calm | - | |
| | KOVS 271053Z AUTO 00000KT CLR M04/M06 A3000 RMK AO2 SLP167 T10391056 $ |
| 03:53 CST |  Clear | -2°C / 28°F | -4°C / 25°F | 86% | 1016 mb (30 in) | Calm | - | |
| | KOVS 270953Z AUTO 00000KT CLR M02/M04 A2999 RMK AO2 SLP164 T10221044 $ |
| 02:53 CST |  Clear | -1°C / 30°F | -4°C / 25°F | 80% | 1016 mb (30 in) | Calm | - | |
| | KOVS 270853Z AUTO 00000KT CLR M01/M04 A2999 RMK AO2 SLP165 T10111039 51000 $ |
| 01:53 CST |  Clear | -2°C / 28°F | -4°C / 25°F | 86% | 1016 mb (30 in) | SSW 6 kph (SSW 3.5 mph) | - | |
| | KOVS 270753Z AUTO 25003KT CLR M02/M04 A2999 RMK AO2 SLP165 T10171044 $ |
| 01:32 CST |  Partly Cloudy | -1°C / 30°F | -4°C / 25°F | 80% | 1016 mb (30 in) | Calm | - | |
| | KOVS 270732Z AUTO 00000KT SCT027 M01/M04 A2999 RMK AO2 $ |
| 00:53 CST |  Overcast | 0°C / 32°F | -4°C / 25°F | 75% | 1016 mb (30 in) | WNW 7 kph (WNW 4.6 mph) | - | |
| | KOVS 270653Z AUTO 29004KT OVC027 00/M04 A3001 RMK AO2 SLP170 T00001044 $ |