| 03:15 CST |  Clear | -13°C / 9°F | -17°C / 1°F | 72% | 1008 mb (29.77 in) | Calm | - | 10SM |
| | KHYS 250915Z AUTO 10SM CLR M13/M17 A2978 RMK AO1 |
| 02:55 CST |  Clear | -13°C / 9°F | -18°C / 0°F | 66% | 1008 mb (29.77 in) | Calm | - | 10SM |
| | KHYS 250855Z AUTO 10SM CLR M13/M18 A2978 RMK AO1 57007 |
| 02:35 CST |  Clear | -13°C / 9°F | -17°C / 1°F | 72% | 1009 mb (29.8 in) | Calm | - | 10SM |
| | KHYS 250835Z AUTO 10SM CLR M13/M17 A2979 RMK AO1 |
| 02:15 CST |  Clear | -12°C / 10°F | -17°C / 1°F | 67% | 1009 mb (29.8 in) | Calm | - | 10SM |
| | KHYS 250815Z AUTO 10SM CLR M12/M17 A2979 RMK AO1 |
| 01:55 CST |  Clear | -12°C / 10°F | -17°C / 1°F | 67% | 1009 mb (29.8 in) | Calm | - | 10SM |
| | KHYS 250755Z AUTO 10SM CLR M12/M17 A2979 RMK AO1 |
| 01:35 CST |  Clear | -12°C / 10°F | -17°C / 1°F | 67% | 1008 mb (29.77 in) | Calm | - | 10SM |
| | KHYS 250735Z AUTO 10SM CLR M12/M17 A2978 RMK AO1 |
| 01:15 CST |  Clear | -12°C / 10°F | -17°C / 1°F | 67% | 1008 mb (29.77 in) | Calm | - | 10SM |
| | KHYS 250715Z AUTO 10SM CLR M12/M17 A2978 RMK AO1 |
| 00:55 CST |  Clear | -11°C / 12°F | -16°C / 3°F | 67% | 1009 mb (29.8 in) | Calm | - | 10SM |
| | KHYS 250655Z AUTO 10SM CLR M11/M16 A2979 RMK AO1 |
| 00:35 CST |  Clear | -11°C / 12°F | -16°C / 3°F | 67% | 1009 mb (29.8 in) | Calm | - | 10SM |
| | KHYS 250635Z AUTO 10SM CLR M11/M16 A2979 RMK AO1 |
| 00:15 CST |  Clear | -10°C / 14°F | -16°C / 3°F | 62% | 1009 mb (29.8 in) | Calm | - | 10SM |
| | KHYS 250615Z AUTO 10SM CLR M10/M16 A2979 RMK AO1 |