| 02:55 CST |  Overcast | -3°C / 27°F | -7°C / 19°F | 74% | 1017 mb (30.03 in) | NW 24 kph (NW 15 mph) | - | 10SM |
| | KGPZ 260855Z AUTO 31013G20KT 10SM OVC014 M03/M07 A3002 RMK AO1 52003 |
| 02:35 CST |  Overcast | -3°C / 27°F | -6°C / 21°F | 80% | 1017 mb (30.03 in) | NNW 24 kph (NNW 15 mph) | - | 10SM |
| | KGPZ 260835Z AUTO 33013KT 10SM OVC014 M03/M06 A3003 RMK AO1 |
| 02:15 CST |  Overcast | -3°C / 27°F | -6°C / 21°F | 80% | 1017 mb (30.03 in) | NNW 24 kph (NNW 15 mph) | - | 10SM |
| | KGPZ 260815Z AUTO 34013G19KT 10SM OVC012 M03/M06 A3002 RMK AO1 |
| 01:55 CST |  Overcast | -3°C / 27°F | -6°C / 21°F | 80% | 1016 mb (30 in) | NNW 22 kph (NNW 13.8 mph) | - | 10SM |
| | KGPZ 260755Z AUTO 34012KT 10SM OVC012 M03/M06 A3001 RMK AO1 |
| 01:35 CST |  Overcast | -3°C / 27°F | -6°C / 21°F | 80% | 1016 mb (30 in) | N 28 kph (N 17.3 mph) | - | 10SM |
| | KGPZ 260735Z AUTO 35015G20KT 10SM OVC012 M03/M06 A3001 RMK AO1 |
| 01:15 CST |  Overcast | -2°C / 28°F | -6°C / 21°F | 74% | 1016 mb (30 in) | NNW 32 kph (NNW 19.6 mph) | - | 10SM |
| | KGPZ 260715Z AUTO 34017G23KT 10SM OVC012 M02/M06 A3001 RMK AO1 |
| 00:55 CST |  Overcast | -2°C / 28°F | -6°C / 21°F | 74% | 1016 mb (30 in) | NNW 33 kph (NNW 20.7 mph) | - | 10SM |
| | KGPZ 260655Z AUTO 33018G24KT 10SM OVC012 M02/M06 A3001 RMK AO1 |
| 00:35 CST |  Overcast | -2°C / 28°F | -5°C / 23°F | 80% | 1016 mb (30 in) | NW 28 kph (NW 17.3 mph) | - | 10SM |
| | KGPZ 260635Z AUTO 32015G22KT 10SM OVC010 M02/M05 A3001 RMK AO1 |
| 00:15 CST |  Overcast | -2°C / 28°F | -5°C / 23°F | 80% | 1016 mb (30 in) | NW 28 kph (NW 17.3 mph) | - | 8SM |
| | KGPZ 260615Z AUTO 32015KT 8SM OVC010 M02/M05 A3001 RMK AO1 |