| 05:55 CST |  Clear | 1°C / 34°F | -4°C / 25°F | 70% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KPIB 101155Z AUTO 00000KT 10SM CLR 01/M04 A3012 RMK AO1 10040 20010 52020 |
| 05:35 CST |  Clear | 1°C / 34°F | -4°C / 25°F | 70% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KPIB 101135Z AUTO 00000KT 10SM CLR 01/M04 A3012 RMK AO1 |
| 05:15 CST |  Clear | 1°C / 34°F | -4°C / 25°F | 70% | 1020 mb (30.12 in) | Calm | - | 10SM |
| | KPIB 101115Z AUTO 00000KT 10SM CLR 01/M04 A3011 RMK AO1 |
| 04:55 CST |  Clear | 2°C / 36°F | -4°C / 25°F | 65% | 1019 mb (30.09 in) | Calm | - | 10SM |
| | KPIB 101055Z AUTO 00000KT 10SM CLR 02/M04 A3010 RMK AO1 |
| 04:35 CST |  Clear | 2°C / 36°F | -4°C / 25°F | 65% | 1019 mb (30.09 in) | Calm | - | 10SM |
| | KPIB 101035Z AUTO 00000KT 10SM CLR 02/M04 A3010 RMK AO1 |
| 04:15 CST |  Clear | 2°C / 36°F | -4°C / 25°F | 65% | 1019 mb (30.09 in) | Calm | - | 10SM |
| | KPIB 101015Z AUTO 00000KT 10SM CLR 02/M04 A3009 RMK AO1 |
| 03:55 CST |  Clear | 2°C / 36°F | -4°C / 25°F | 65% | 1019 mb (30.09 in) | Calm | - | 10SM |
| | KPIB 100955Z AUTO 00000KT 10SM CLR 02/M04 A3008 RMK AO1 |
| 03:35 CST |  Clear | 2°C / 36°F | -4°C / 25°F | 65% | 1019 mb (30.09 in) | Calm | - | 10SM |
| | KPIB 100935Z AUTO 00000KT 10SM CLR 02/M04 A3008 RMK AO1 |
| 03:15 CST |  Clear | 2°C / 36°F | -4°C / 25°F | 65% | 1018 mb (30.06 in) | Calm | - | 10SM |
| | KPIB 100915Z AUTO 00000KT 10SM CLR 02/M04 A3007 RMK AO1 |
| 02:55 CST |  Clear | 3°C / 37°F | -4°C / 25°F | 60% | 1018 mb (30.06 in) | Calm | - | 10SM |
| | KPIB 100855Z AUTO 00000KT 10SM CLR 03/M04 A3006 RMK AO1 52014 |
| 02:35 CST |  Clear | 3°C / 37°F | -4°C / 25°F | 60% | 1018 mb (30.06 in) | Calm | - | 10SM |
| | KPIB 100835Z AUTO 00000KT 10SM CLR 03/M04 A3006 RMK AO1 |
| 02:15 CST |  Clear | 3°C / 37°F | -4°C / 25°F | 60% | 1018 mb (30.06 in) | Calm | - | 10SM |
| | KPIB 100815Z AUTO 00000KT 10SM CLR 03/M04 A3005 RMK AO1 |
| 01:55 CST |  Clear | 3°C / 37°F | -3°C / 27°F | 65% | 1017 mb (30.03 in) | Calm | - | 10SM |
| | KPIB 100755Z AUTO 00000KT 10SM CLR 03/M03 A3004 RMK AO1 |
| 01:35 CST |  Clear | 3°C / 37°F | -3°C / 27°F | 65% | 1017 mb (30.03 in) | Calm | - | 10SM |
| | KPIB 100735Z AUTO 00000KT 10SM CLR 03/M03 A3004 RMK AO1 |
| 01:15 CST |  Clear | 3°C / 37°F | -3°C / 27°F | 65% | 1017 mb (30.03 in) | Calm | - | 10SM |
| | KPIB 100715Z AUTO 00000KT 10SM CLR 03/M03 A3003 RMK AO1 |
| 00:55 CST |  Clear | 3°C / 37°F | -3°C / 27°F | 65% | 1017 mb (30.03 in) | Calm | - | 10SM |
| | KPIB 100655Z AUTO 00000KT 10SM CLR 03/M03 A3002 RMK AO1 |
| 00:35 CST |  Clear | 4°C / 39°F | -3°C / 27°F | 61% | 1017 mb (30.03 in) | Calm | - | 10SM |
| | KPIB 100635Z AUTO 00000KT 10SM CLR 04/M03 A3002 RMK AO1 |
| 00:15 CST |  Clear | 4°C / 39°F | -3°C / 27°F | 61% | 1017 mb (30.03 in) | Calm | - | 10SM |
| | KPIB 100615Z AUTO 00000KT 10SM CLR 04/M03 A3003 RMK AO1 |