| 21:52 CST |  Clear | -7°C / 19°F | -13°C / 9°F | 63% | 1034 mb (30.53 in) | ENE 7 kph (ENE 4.6 mph) | - | 10SM |
| | KCNU 160352Z AUTO 06004KT 10SM CLR M07/M13 A3054 RMK AO2 SLP356 T10721128 |
| 20:52 CST |  Clear | -7°C / 19°F | -13°C / 9°F | 63% | 1034 mb (30.53 in) | Calm | - | 10SM |
| | KCNU 160252Z AUTO 00000KT 10SM CLR M07/M13 A3054 RMK AO2 SLP357 T10721128 51004 |
| 19:52 CST |  Clear | -8°C / 18°F | -13°C / 9°F | 68% | 1034 mb (30.53 in) | Calm | - | 10SM |
| | KCNU 160152Z AUTO 00000KT 10SM CLR M08/M13 A3054 RMK AO2 SLP357 T10831128 |
| 18:52 CST |  Clear | -7°C / 19°F | -13°C / 9°F | 63% | 1034 mb (30.53 in) | Calm | - | 10SM |
| | KCNU 160052Z AUTO 00000KT 10SM CLR M07/M13 A3053 RMK AO2 SLP356 T10671128 |
| 17:52 CST |  Clear | -5°C / 23°F | -13°C / 9°F | 54% | 1034 mb (30.53 in) | N 6 kph (N 3.5 mph) | - | 10SM |
| | KCNU 152352Z AUTO 36003KT 10SM CLR M05/M13 A3053 RMK AO2 SLP353 T10501133 11022 21056 55001 |
| 16:52 CST |  Clear | -4°C / 25°F | -14°C / 7°F | 46% | 1034 mb (30.53 in) | N 9 kph (N 5.8 mph) | - | 10SM |
| | KCNU 152252Z AUTO 01005KT 10SM CLR M04/M14 A3053 RMK AO2 SLP352 T10391139 |
| 15:52 CST |  Clear | -3°C / 27°F | -14°C / 7°F | 43% | 1034 mb (30.53 in) | NNE 9 kph (NNE 5.8 mph) | - | 10SM |
| | KCNU 152152Z AUTO 02005KT 10SM CLR M03/M14 A3052 RMK AO2 SLP350 T10281139 |
| 14:52 CST |  Clear | -2°C / 28°F | -14°C / 7°F | 40% | 1034 mb (30.53 in) | N 11 kph (N 6.9 mph) | - | 10SM |
| | KCNU 152052Z AUTO 35006KT 10SM CLR M02/M14 A3053 RMK AO2 SLP352 T10221139 58003 |
| 13:52 CST |  Clear | -3°C / 27°F | -14°C / 7°F | 43% | 1034 mb (30.53 in) | N 15 kph (N 9.2 mph) | - | 10SM |
| | KCNU 151952Z AUTO 36008KT 10SM CLR M03/M14 A3053 RMK AO2 SLP353 T10281139 |
| 12:52 CST |  Clear | -4°C / 25°F | -14°C / 7°F | 46% | 1034 mb (30.53 in) | N 11 kph (N 6.9 mph) | - | 10SM |
| | KCNU 151852Z AUTO 35006KT 10SM CLR M04/M14 A3054 RMK AO2 SLP356 T10391139 |
| 11:52 CST |  Clear | -4°C / 25°F | -14°C / 7°F | 46% | 1034 mb (30.53 in) | N 17 kph (N 10.4 mph) | - | 10SM |
| | KCNU 151752Z AUTO 36009KT 10SM CLR M04/M14 A3054 RMK AO2 SLP357 T10441139 11044 21117 58006 |
| 10:52 CST |  Clear | -6°C / 21°F | -14°C / 7°F | 54% | 1035 mb (30.56 in) | NNE 17 kph (NNE 10.4 mph) | - | 10SM |
| | KCNU 151652Z AUTO 02009KT 10SM CLR M06/M14 A3056 RMK AO2 SLP364 T10611139 |
| 09:52 CST |  Clear | -8°C / 18°F | -15°C / 5°F | 58% | 1035 mb (30.56 in) | N 20 kph (N 12.7 mph) | - | 10SM |
| | KCNU 151552Z AUTO 36011KT 10SM CLR M08/M15 A3057 RMK AO2 SLP369 T10831150 |
| 08:52 CST |  Clear | -10°C / 14°F | -15°C / 5°F | 67% | 1035 mb (30.56 in) | N 17 kph (N 10.4 mph) | - | 10SM |
| | KCNU 151452Z AUTO 01009KT 10SM CLR M10/M15 A3056 RMK AO2 SLP364 T11001150 53028 |
| 07:52 CST |  Clear | -11°C / 12°F | -15°C / 5°F | 73% | 1034 mb (30.53 in) | N 13 kph (N 8.1 mph) | - | 10SM |
| | KCNU 151352Z AUTO 35007KT 10SM CLR M11/M15 A3053 RMK AO2 SLP353 T11111150 |
| 06:52 CST |  Clear | -11°C / 12°F | -15°C / 5°F | 73% | 1033 mb (30.5 in) | N 15 kph (N 9.2 mph) | - | 10SM |
| | KCNU 151252Z AUTO 36008KT 10SM CLR M11/M15 A3051 RMK AO2 SLP346 T11111150 |
| 05:52 CST |  Clear | -11°C / 12°F | -14°C / 7°F | 79% | 1032 mb (30.48 in) | N 20 kph (N 12.7 mph) | - | 10SM |
| | KCNU 151152Z AUTO 36011KT 10SM CLR M11/M14 A3048 RMK AO2 SLP336 T11111144 11083 21111 53020 |
| 04:52 CST |  Clear | -11°C / 12°F | -14°C / 7°F | 79% | 1031 mb (30.45 in) | N 17 kph (N 10.4 mph) | - | 10SM |
| | KCNU 151052Z AUTO 36009KT 10SM CLR M11/M14 A3045 RMK AO2 SLP326 T11061144 |
| 03:52 CST |  Clear | -11°C / 12°F | -14°C / 7°F | 79% | 1030 mb (30.42 in) | N 15 kph (N 9.2 mph) | - | 10SM |
| | KCNU 150952Z AUTO 35008KT 10SM CLR M11/M14 A3043 RMK AO2 SLP319 T11061139 |
| 02:52 CST |  Clear | -10°C / 14°F | -14°C / 7°F | 73% | 1030 mb (30.42 in) | N 20 kph (N 12.7 mph) | - | 10SM |
| | KCNU 150852Z AUTO 36011KT 10SM CLR M10/M14 A3042 RMK AO2 SLP313 T11001139 53017 |
| 01:52 CST |  Clear | -9°C / 16°F | -13°C / 9°F | 73% | 1029 mb (30.39 in) | N 22 kph (N 13.8 mph) | - | 10SM |
| | KCNU 150752Z AUTO 36012KT 10SM CLR M09/M13 A3038 RMK AO2 SLP303 T10891133 |
| 00:52 CST |  Clear | -9°C / 16°F | -13°C / 9°F | 73% | 1029 mb (30.39 in) | NNW 20 kph (NNW 12.7 mph) | - | 10SM |
| | KCNU 150652Z AUTO 34011KT 10SM CLR M09/M13 A3039 RMK AO2 SLP305 T10891133 |