| 04:14 CST |  Overcast | -4°C / 25°F | -5°C / 23°F | 93% | 1021 mb (30.15 in) | Calm | - | 10SM |
| | KHCO 261014Z AUTO 00000KT 10SM OVC028 M04/M05 A3014 RMK AO2 |
| 03:54 CST |  Overcast | -4°C / 25°F | -6°C / 21°F | 86% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KHCO 260954Z AUTO 00000KT 10SM OVC028 M04/M06 A3013 RMK AO2 |
| 03:34 CST |  Overcast | -4°C / 25°F | -6°C / 21°F | 86% | 1021 mb (30.15 in) | NNW 6 kph (NNW 3.5 mph) | - | 10SM |
| | KHCO 260934Z AUTO 33003KT 10SM OVC028 M04/M06 A3014 RMK AO2 |
| 03:14 CST |  Overcast | -5°C / 23°F | -6°C / 21°F | 93% | 1021 mb (30.15 in) | NW 6 kph (NW 3.5 mph) | - | 10SM |
| | KHCO 260914Z AUTO 32003KT 10SM OVC028 M05/M06 A3015 RMK AO2 |
| 02:54 CST |  Overcast | -6°C / 21°F | -6°C / 21°F | 100% | 1021 mb (30.15 in) | NNW 6 kph (NNW 3.5 mph) | - | 10SM |
| | KHCO 260854Z AUTO 34003KT 10SM OVC028 M06/M06 A3015 RMK AO2 |
| 02:34 CST |  Mostly Cloudy | -6°C / 21°F | -7°C / 19°F | 93% | 1021 mb (30.15 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KHCO 260834Z AUTO 32005KT 10SM BKN030 M06/M07 A3016 RMK AO2 |
| 02:14 CST |  Clear | -8°C / 18°F | -8°C / 18°F | 100% | 1021 mb (30.15 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KHCO 260814Z AUTO 32007KT 10SM CLR M08/M08 A3015 RMK AO2 |
| 01:55 CST |  Clear | -7°C / 19°F | -8°C / 18°F | 93% | 1021 mb (30.15 in) | NW 13 kph (NW 8.1 mph) | - | 10SM |
| | KHCO 260755Z AUTO 31007KT 10SM CLR M07/M08 A3015 RMK AO2 |
| 01:34 CST |  Clear | -7°C / 19°F | -7°C / 19°F | 100% | 1021 mb (30.15 in) | NW 11 kph (NW 6.9 mph) | - | 10SM |
| | KHCO 260734Z AUTO 32006KT 10SM CLR M07/M07 A3014 RMK AO2 |
| 01:14 CST |  Clear | -6°C / 21°F | -7°C / 19°F | 93% | 1021 mb (30.15 in) | NNW 7 kph (NNW 4.6 mph) | - | 10SM |
| | KHCO 260714Z AUTO 33004KT 10SM CLR M06/M07 A3014 RMK AO2 |
| 00:54 CST |  Clear | -6°C / 21°F | -7°C / 19°F | 93% | 1021 mb (30.15 in) | NW 9 kph (NW 5.8 mph) | - | 10SM |
| | KHCO 260654Z AUTO 32005KT 10SM CLR M06/M07 A3015 RMK AO2 |
| 00:34 CST |  Partly Cloudy | -6°C / 21°F | -7°C / 19°F | 93% | 1021 mb (30.15 in) | NW 7 kph (NW 4.6 mph) | - | 10SM |
| | KHCO 260634Z AUTO 32004KT 10SM SCT036 M06/M07 A3015 RMK AO2 |
| 00:14 CST |  Mostly Cloudy | -6°C / 21°F | -7°C / 19°F | 93% | 1021 mb (30.15 in) | NNW 9 kph (NNW 5.8 mph) | - | 10SM |
| | KHCO 260614Z AUTO 33005KT 10SM BKN038 M06/M07 A3016 RMK AO2 |